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Methods of making microcapsules and microcapsules comprising a core material and a shell material with substantially different dielectric constants and dissipation factors. Exposure to appropriate electromagnetic energy selectively (a) heats the core material with the higher dielectric constant and

Methods of making microcapsules and microcapsules comprising a core material and a shell material with substantially different dielectric constants and dissipation factors. Exposure to appropriate electromagnetic energy selectively (a) heats the core material with the higher dielectric constant and dissipation factor, directly or indirectly fusing the shell material and forming microcapsules, or (b) hardens polymerized shell material, which has a high dielectric constant and dissipation factor.

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1. A method of microencapsulation comprising:providing core material effective to absorb electromagnetic energy at a given wavelength and frequency; providing shell material ineffective to absorb electromagnetic energy at said given wavelength and frequency; forming a precursor mixture comprising sa

1. A method of microencapsulation comprising:providing core material effective to absorb electromagnetic energy at a given wavelength and frequency; providing shell material ineffective to absorb electromagnetic energy at said given wavelength and frequency; forming a precursor mixture comprising said core material and said shell material; and exposing said precursor mixture to said electromagnetic energy at a power and for a time effective to microencapsulate said core material with said shell material. 2. The method of claim 1 wherein said exposing said precursor mixture to said electromagnetic energy produces heated core material and fuses said shell material adjacent to said heated core material.3. The method of claim 1 wherein said core material is a particulate having a non-uniform shape.4. A method of microencapsulation comprising:providing a core material having a core material dielectric constant and a core material dissipation factor; providing a shell material having a shell material dielectric constant that is substantially different than said core material dielectric constant and having a shell material dissipation factor that is substantially different than said core material dissipation factor; forming a precursor mixture comprising said core material and said shell material; exposing said precursor mixture to a source of electromagnetic energy under conditions effective to microencapsulate said core material with said shell material. 5. The method of claim 4 wherein said shell material dielectric constant is a magnitude or more different than said core material dielectric constant, and said shell material dissipation factor is a magnitude or more different than said core material dissipation factor.6. The method of claim 4 wherein said shell material dielectric constant is substantially less than said core material dielectric constant and said shell material dissipation factor is substantially less than said core material dissipation factor.7. The method of claim 5 wherein said shell material dielectric constant is substantially less than said core material dielectric constant and said shell material dissipation factor is substantially less than said core material dissipation factor.8. The method of claim 4 wherein said exposing said precursor mixture to electromagnetic energy produces heated core material and fuses said shell material immediately adjacent to said heated core material.9. The method of claim 5 wherein said exposing said precursor mixture to electromagnetic energy produces heated core material and fuses said shell material immediately adjacent to said heated core material.10. The method of claim 6 wherein said exposing said precursor mixture to electromagnetic energy produces heated core material and fuses said shell material immediately adjacent to said heated core material.11. The method of claim 7 wherein said exposing said precursor mixture to electromagnetic energy produces heated core material and fuses said shell material immediately adjacent to said heated core material.12. The method of claim 4 wherein said core material comprises particles having an average diameter (x) and said shell material has an average diameter of about 0.1x.13. The method of claim 12 wherein said shell material has an average diameter of about 0.01x.14. The method of claim 11 wherein said core material comprises particles having an average diameter (x) and said shell material has an average diameter of about 0.1x.15. The method of claim 14 wherein said shell material has an average diameter of about 0.01x.16. The method of claim 4 further comprising spheronizing said core material.17. The method of claim 5 further comprising spheronizing said core material.18. The method of claim 6 further comprising spheronizing said core material.19. The method of claim 7 further comprising spheronizing said core material.20. The method of claim 8 further comprising spheronizing said core material.21. The method of claim 9 further comprising spheronizing said core material.22. The method of claim 10 further comprising spheronizing said core material.23. The method of claim 11 further comprising spheronizing said core material.24. The method of claim 4 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.25. The method of claim 5 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.26. The method of claim 6 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.27. The method of claim 11 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.28. The method of claim 16 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.29. The method of claim 21 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.30. The method of claim 4 further comprising micronizing said shell material.31. The method of claim 5 further comprising micronizing said shell material.32. The method of claim 6 further comprising micronizing said shell material.33. The method of claim 11 further comprising micronizing said shell material.34. The method of claim 16 further comprising micronizing said shell material.35. The method of claim 21 further comprising micronizing said shell material.36. The method of claim 24 further comprising micronizing said shell material.37. The method of claim 29 further comprising micronizing said shell material.38. The method of claim 37 wherein said forming a precursor mixture comprises adding a sieved mixture of said core material to an excess of said shell material.39. The method of claim 38 wherein said excess comprises a ratio of sieved mixture to shell material of about 1:5 or greater.40. The method of claim 38 wherein said ratio is about 1:10 or greater.41. The method of claim 38 wherein said ratio is about 1:100 or greater.42. The method of claim 4 wherein said shell material exhibits a sharp phase transition.43. The method of claim 5 wherein said shell material exhibits a sharp phase transition.44. The method of claim 6 wherein said shell material exhibits a sharp phase transition.45. The method of claim 11 wherein said shell material exhibits a sharp phase transition.46. The method of claim 16 wherein said shell material exhibits a sharp phase transition.47. The method of claim 21 wherein said shell material exhibits a sharp phase transition.48. The method of claim 4 wherein said shell material is selected from the group consisting of waxes, fats, monomers, and low melting polymers.49. The method of claim 4 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.50. The method of claim 30 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.51. The method of claim 37 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.52. The method of claim 4 further comprising providing said precursor mixture with a quantity of at least one absorption enhancer under conditions effective to increase absorption of electromagnetic energy by said precursor mixture.53. The method of claim 52 wherein said absorption enhancer is selected from the group consisting of chlorides, carbonates, nitrates, phosphates, carbon black, silicates, sodium silicates, calcium silicates, CABOSIL, silica aerogels, silica, silicon dioxides, talc, starches, maltodextrins, mica, bentonite, and other clay particles.54. The method of claim 52 wherein said absorption enhancer is selected from the group consisting of carbon black, talc, and silicates.55. The method of claim 54 wherein said quantity is at least about 2:1.56. The method of claim 54 wherein said quantity is at least about 10:1.57. The method of claim 5 further comprising providing said precursor mixture with a quantity of at least one absorption enhancer under conditions effective to increase absorption of electromagnetic energy by said precursor mixture.58. The method of claim 57 wherein said absorption enhancer is selected from the group consisting of chlorides, carbonates, nitrates, phosphates, carbon black, silicates, sodium silicates, calcium silicates, CABOSIL, silica aerogels, silica, silicon dioxides, talc, starches, maltodextrins, mica, bentonite, and other clay particles.59. The method of claim 57 wherein said absorption enhancer is selected from the group consisting of carbon black, talc, and silicates.60. The method of claim 59 wherein said quantity is at least about 2:1.61. The method of claim 59 wherein said quantity is at least about 10:1.62. The method of claim 16 further comprising providing said precursor mixture with a quantity of at least one absorption enhancer under conditions effective to increase absorption of electromagnetic energy by said precursor mixture.63. The method of claim 62 wherein said absorption enhancer is selected from the group consisting of chlorides, carbonates, nitrates, phosphates, carbon black, silicates, sodium silicates, calcium silicates, CABOSIL, silica aerogels, silica, silicon dioxides, talc, starches, maltodextrins, mica, bentonite, and other clay particles.64. The method of claim 62 wherein said absorption enhancer is selected from the group consisting of carbon black, talc, and silicates.65. The method of claim 64 wherein said quantity is at least about 2:1.66. The method of claim 64 wherein said quantity is at least about 10:1.67. The method of claim 21 further comprising providing said precursor mixture with a quantity of at least one absorption enhancer under conditions effective to increase absorption of electromagnetic energy by said precursor mixture.68. The method of claim 67 wherein said absorption enhancer is selected from the group consisting of chlorides, carbonates, nitrates, phosphates, carbon black, silicates, sodium silicates, calcium silicates, CABOSIL, silica aerogels, silica, silicon dioxides, talc, starches, maltodextrins, mica, bentonite, and other clay particles.69. The method of claim 67 wherein said absorption enhancer is selected from the group consisting of carbon black, talc, and silicates.70. The method of claim 69 wherein said quantity is at least about 2:1.71. The method of claim 69 wherein said quantity is at least about 10:1.72. The method of claim 30 further comprising providing said precursor mixture with a quantity of at least one absorption enhancer under conditions effective to increase absorption of electromagnetic energy by said precursor mixture.73. The method of claim 72 wherein said absorption enhancer is selected from the group consisting of chlorides, carbonates, nitrates, phosphates, carbon black, silicates, sodium silicates, calcium silicates, CABOSIL, silica aerogels, silica, silicon dioxides, talc, starches, maltodextrins, mica, bentonite, and other clay particles.74. The method of claim 72 wherein said absorption enhancer is selected from the group consisting of carbon black, talc, and silicates.75. The method of claim 74 wherein said quantity is at least about 2:1.76. The method of claim 74 wherein said quantity is at least about 10:1.77. The method of claim 34 further comprising providing said precursor mixture with a quantity of at least one absorption enhancer under conditions effective to increase absorption of electromagnetic energy by said precursor mixture.78. The method of claim 77 wherein said absorption enhancer is selected from the group consisting of chlorides, carbonates, nitrates, phosphates, carbon black, silicates, sodium silicates, calcium silicates, CABOSIL, silica aerogels, silica, silicon dioxides, talc, starches, maltodextrins, mica, bentonite, and other clay particles.79. The method of claim 77 wherein said absorption enhancer is selected from the group consisting of carbon black, talc, and silicates.80. The method of claim 79 wherein said quantity is at least about 2:1.81. The method of claim 79 wherein said quantity is at least about 10:1.82. The method of claim 35 further comprising providing said precursor mixture with a quantity of at least one absorption enhancer under conditions effective to increase absorption of electromagnetic energy by said precursor mixture.83. The method of claim 82 wherein said absorption enhancer is selected from the group consisting of chlorides, carbonates, nitrates, phosphates, carbon black, silicates, sodium silicates, calcium silicates, CABOSIL, silica aerogels, silica, silicon dioxides, talc, starches, maltodextrins, mica, bentonite, and other clay particles.84. The method of claim 82 wherein said absorption enhancer is selected from the group consisting of carbon black, talc, and silicates.85. The method of claim 84 wherein said quantity is at least about 2:1.86. The method of claim 84 wherein said quantity is at least about 10:1.87. The method of claim 30 wherein said electromagnetic energy has a frequency range sufficiently high to fuse micronized shell material immediately adjacent to said core material, leaving a remainder of said micronized shell material in micronized form.88. The method of claim 37 wherein said electromagnetic energy has a frequency range sufficiently high to fuse micronized shell material immediately adjacent to said core material, leaving a remainder of said micronized shell material in micronized form.89. The method of claim 4 wherein said core material comprises core particles, and said electromagnetic energy has a wavelength less than a largest dimension of said core particles.90. The method of claim 89 wherein said wavelength is about 0.1x or less of said largest dimension.91. The method of claim 16 wherein said core material comprises spheronized particles, and said electromagnetic energy has a wavelength less than a largest dimension of said spheronized particles.92. The method of claim 91 wherein said wavelength is about 0.1x or less of said largest dimension.93. The method of claim 21 wherein said core material comprises spheronized particles, and said electromagnetic energy has a wavelength less than a largest dimension of said spheronized particles.94. The method of claim 93 wherein said wavelength is about 0.1x or less of said largest dimension.95. The method of claim 87 wherein said source of electromagnetic energy has a frequency region selected from the group consisting of:a millimeter wave energy source, having a frequency of from about 30 GHz to about 300 GHz; and a microwave energy source, having a frequency of from about 0.5 GHz to about 30 GHz. 96. The method of claim 95 whereinsaid millimeter wave energy source has a frequency of from about 30 GHz to about 50 GHz; and said microwave energy source has a frequency of from about 1 GHz to about 10 GHz. 97. The method of claim 95 wherein said source of electromagnetic energy has a power of from about 250 W to about 5 kW.98. The method of claim 95 wherein said source of electromagnetic energy has a power of from about 500 kW to about 1500 kW.99. The method of claim 8 wherein said conditions comprise a fusion time of from about 2 seconds to about 500 seconds.100. The method of claim 8 wherein said conditions comprise a fusion time of from about 10 seconds to about 100 seconds.101. The method of claim 9 wherein said conditions comprise a fusion time of from about 2 seconds to about 500 seconds.102. The method of claim 9 wherein said conditions comprise a fusion time of from about 10 seconds to about 100 seconds.103. A method of microencapsulation comprising:providing an emulsion or suspension of a core material in an immiscible solvent, said core material having a core material dielectric constant and a core material dissipation factor; providing a shell material having a shell material dielectric constant that is substantially different than said core material dielectric constant and having a shell material dissipation factor that is substantially different than said core material dissipation factor; forming a precursor mixture comprising said core material and said shell material; exposing said precursor mixture to a source of electromagnetic energy under conditions effective to microencapsulate said core material with said shell material. 104. The method of claim 103 wherein said shell material dielectric constant is substantially greater than said core material dielectric constant and said shell material dissipation factor is substantially greater than said core material dissipation factor.105. The method of claim 103 wherein said shell material dielectric constant is a magnitude or more greater than said core material dielectric constant and said shell material dissipation factor is a magnitude greater than said core material dissipation factor.106. The method of claim 103 wherein said exposing said precursor mixture to electromagnetic energy induces polymerization of the shell material.107. The method of claim 104 wherein said exposing said precursor mixture to electromagnetic energy induces polymerization of the shell material.108. The method of claim 105 wherein said exposing said precursor mixture to electromagnetic energy induces polymerization of the shell material.109. The method of claim 103 wherein said immiscible solvent is hydrophilic.110. The method of claim 104 wherein said immiscible solvent is hydrophilic.111. The method of claim 105 wherein said immiscible solvent is hydrophilic.112. The method of claim 106 wherein said immiscible solvent is hydrophilic.113. The method of claim 107 wherein said immiscible solvent is hydrophilic.114. The method of claim 108 wherein said immiscible solvent is hydrophilic.115. The method of claim 103 wherein said immiscible solvent is selected from the group consisting of water, aqueous solutions, N-methyl pyrrolidone, acetone, methyl ethyl ketone, methyl isobutyl ketone, ethanol, propanol, and octanol.116. The method of claim 108 wherein said immiscible solvent is selected from the group consisting of water, aqueous solutions, N-methyl pyrrolidone, acetone, methyl ethyl ketone, methyl isobutyl ketone, ethanol, propanol, and octanol.117. The method of claim 103 wherein said shell material is miscible with said immiscible solvent.118. The method of claim 104 wherein said shell material is miscible with said immiscible solvent.119. The method of claim 105 wherein said shell material is miscible with said immiscible solvent.120. The method of claim 108 wherein said shell material is miscible with said immiscible solvent.121. The method of claim 114 wherein said shell material is miscible with said immiscible solvent.122. The method of claim 103 wherein said shell material is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.123. The method of claim 104 wherein said shell material is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.124. The method of claim 105 wherein said shell material is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.125. The method of claim 108 wherein said shell material is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.126. The method of claim 114 wherein said shell material is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.127. The method of claim 103 wherein said conditions comprise a polymerization catalyst.128. The method of claim 104 wherein said conditions comprise a polymerization catalyst.129. The method of claim 105 wherein said conditions comprise a polymerization catalyst.130. The method of claim 108 wherein said conditions comprise a polymerization catalyst.131. The method of claim 103 wherein said conditions comprise a hardening time of from about 10 seconds to about 500 seconds.132. The method of claim 103 wherein said conditions comprise a hardening time of from about 20 seconds to about 100 seconds.133. Microcapsules comprising a core material encapsulated by a shell material, said shell material comprising a shell material dielecteric constant and a shell material dissipation factor, said core material comprising a core material dielectric constant and a core material dissipation factor which are substantially different than said shell material dielectric constant and said shell material dissipation factor.134. The microcapsules of claim 133 wherein said core material dielectric constant and said core material dissipation factor are at least a magnitude different than said shell material dielectric constant and said shell material dissipation factor.135. The microcapsules of claim 133 wherein said shell material dielectric constant and said shell material dissipation factor are less than said core material dielectric constant and said core material dissipation factor.136. The microcapsules of claim 134 wherein said shell material dielectric constant and said shell material dissipation factor are less than said core material dielectric constant and said core material dissipation factor.137. The microcapsules of claim 133 wherein said shell material dielectric constant and said shell material dissipation factor are greater than said core material dielectric constant and said core material dissipation factor.138. The microcapsules of claim 134 wherein said shell material dielectric constant and said shell material dissipation factor are greater than said core material dielectric constant and said core material dissipation factor.139. The microcapsules of claim 133 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.140. The microcapsules of claim 134 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.141. The microcapsules of claim 135 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.142. The microcapsules of claim 136 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.143. The microcapsules of claim 137 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.144. The microcapsules of claim 138 wherein said core material is selected from the group consisting of alumina, acidulants, citric acid, ascorbic acid, antiperspirants, solid bleaches, coffee solids, fruits, nuts, leavening agents, oxidizers, pigments, sodium bicarbonate, sweeteners, salts, activated carbon, pesticides, fungicides, fumigants, seeds, antiperspirants, bleaches, deodorants, inks, active metals, catalysts, curing agents, chemoluminence agents, corrosion inhibitors, deodorants, flame retardants, organometallics, phase change materials, curing agents, sealants, and resins.145. The microcapsules of claim 133 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.146. The microcapsules of claim 134 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.147. The microcapsules of claim 139 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.148. The microcapsules of claim 140 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.149. The microcapsules of claim 141 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.150. The microcapsules of claim 142 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.151. The microcapsules of claim 143 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.152. The microcapsules of claim 144 wherein said shell material is selected from the group consisting of paraffins, shellac, natural waxes, monoglycerides, diglycerides, triglycerides, lipids, fatty acids, and fatty alcohols, polyethylene oxide, polyethylene glycol, polyethylene, polypropylene, and polytetrafluoroethylene.153. The microcapsules of claim 133 wherein said shell materials is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.154. The microcapsules of claim 134 wherein said shell materials is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.155. The microcapsules of claim 139 wherein said shell materials is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.156. The microcapsules of claim 140 wherein said shell materials is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.157. The microcapsules of claim 141 wherein said shell materials is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.158. The microcapsules of claim 142 wherein said shell materials is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.159. The microcapsules of claim 143 wherein said shell materials is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.160. The microcapsules of claim 144 wherein said shell materials is a substantially monomeric material selected from the group consising of styrene oxide, acrylic acid, methacrylic acid, glycols, and acrylate monomers.