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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | UP-0699308 (2003-10-31) |
등록번호 | US-7695524 (2010-05-20) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 3 인용 특허 : 315 |
The invention relates to a non-aqueous washing machine, methods of using the machine, methods of washing, and recycling.
The embodiments of the invention in which an exclusive property or privilege is claimed are, therefore, defined as follows: 1. A method of cleaning a fabric load in an automatic laundering apparatus comprising the steps of: selecting a substantially non-reactive, non-aqueous, non-oleophilic, apolar
The embodiments of the invention in which an exclusive property or privilege is claimed are, therefore, defined as follows: 1. A method of cleaning a fabric load in an automatic laundering apparatus comprising the steps of: selecting a substantially non-reactive, non-aqueous, non-oleophilic, apolar working fluid, selecting at least one washing adjuvant; bringing said working fluid and adjuvant in contact with fabric in the automatic consumer-operated laundering apparatus; applying mechanical energy to provide relative movement within said fabric in the automatic laundering apparatus; and wherein the structure of the automatic laundering apparatus comprises components which contact the working fluid, wherein said components are formed from a conductive polymer to dissipate the static charge. 2. The method of claim 1 wherein said non-reactive, non-aqueous, non-oleophilic, apolar working fluid under standard conditions is further characterized by: a KB value less than approximately 30; a surface tension less than approximately 35 dynes/cm2; and a solubility in water less than 10%. 3. The method of claim 1 wherein said mechanical energy occurs in a chamber which confines said working fluid and the fabric. 4. The method of claim 3 including the step of introducing a water-in-working fluid emulsion to the chamber which confines the fabric and said working fluid. 5. The method of claim 4 wherein at least one dispensing chamber is provided and adjuvant is added to said chamber. 6. The method of claim 5 including the step of introducing a water-in-working fluid emulsion into the adjuvant-dispensing chamber. 7. The method of claim 1 including the step of introducing a water-in-working fluid emulsion to the fabric prior to bringing the working fluid in contact with the fabric. 8. The method of claim 1 including the step of detecting the level of said working fluid in contact with the fabric. 9. The method of claim 1 including the step of sensing the initial moisture content of the fabric. 10. The method of claim 1 wherein the temperature inside the chamber is sensed and adjusted to ensure that the temperature does not exceed 30° F. below the flash point of said working fluid unless the concentration of said working fluid does not exceed its lower flammability limit. 11. The method of claim 1, wherein the adjuvant is selected from a group consisting of: builders, surfactants, enzymes, bleach activators, bleach catalysts, bleach boosters, bleaches, alkalinity sources, antibacterial agents, colorants, perfumes, pro-perfumes, finishing aids, lime soap dispersants, composition malodor control agents, odor neutralizers, polymeric dye transfer inhibiting agents, crystal growth inhibitors, photobleaches, heavy metal ion sequestrants, anti-tarnishing agents, anti-microbial agents, anti-oxidants, linkers, anti-redeposition agents, electrolytes, pH modifiers, thickeners, abrasives, divalent or trivalent ions, metal ion salts, enzyme stabilizers, corrosion inhibitors, diamines or polyamines or alkoxylates, suds stabilizing polymers, solvents, process aids, fabric softening agents, optical brighteners, hydrotropes, water, suds or foam suppressors, suds of foam boosters, fabric softeners, antistatic agents, dye fixatives, dye abrasion inhibitors, anti-crocking agents, wrinkle reduction agents, wrinkle resistance agents, soil release polymers, soil repellency agents, sunscreen agents, anti-fade agents and mixtures thereof. 12. The method of claim 1, wherein the automatic consumer-operated laundering apparatus comprises conduit which contacts the working fluid, the conduit being formed from a static dissipating composition. 13. The method of claim 1, wherein the automatic laundering apparatus comprises a drum and tubing which are formed from a conductive polymer to dissipate static charge. 14. The method of claim 1, further comprising the steps of: drying the fabric; and bleeding air into the automatic consumer-operated laundering apparatus during drying. 15. The method of claim 1, wherein the method further comprises the step of bleeding electrons into the automatic consumer-operated laundering apparatus. 16. The method of claim 1, wherein the method further includes the step of increasing the humidity within the automatic consumer-operated laundering apparatus to decrease static build-up. 17. The method of claim 9, wherein the method fun her comprises the step of removing water from the fabric prior to bringing the fabric in contact with the working fluid and adjuvant. 18. A method of cleaning a fabric load in an automatic laundry machine comprising the steps of: selecting a substantially non-aqueous working fluid; selecting at least one washing adjuvant; placing the fabric in a chamber adapted to confine said working fluid and said fabric; bringing said working fluid and adjuvant in contact with the fabric in the chamber; applying mechanical energy to provide relative movement of said fabric; extracting the working fluid from the chamber and re-circulating the working fluid to the chamber; and wherein the structure of the automatic laundering apparatus which contacts the working fluid is formed from conductive polymers. 19. The method of claim 18 wherein said working fluid is a non-reactive, non-aqueous, non-oleophilic, apolar working fluid. 20. The method of claim 19 wherein said non-reactive, non-aqueous, non-oleophilic, apolar working fluid under standard conditions is farther characterized by: a KB value less than approximately 30; a surface tension less than approximately 35 dynes/cm2; and a solubility in water less than 10%. 21. The method of claim 18 wherein the chamber comprises a drum formed from a conductive polymer, which comes in contact with said working fluid. 22. The method of claim 18 wherein the automatic laundering apparatus comprises a conduit formed from a conductive polymer and which is contacted by said working fluid. 23. The method of claim 18 including the step of introducing a water-in-working fluid emulsion to the fabric prior to bringing the working fluid in contact with the fabric. 24. The method of claim 18 including the step of detecting the level of said working fluid in contact with the fabric. 25. The method of claim 18 including the step of sensing the initial moisture content of the fabric. 26. The method of claim 18 further comprising heating the working fluid in the chamber, wherein the temperature inside the chamber is sensed and adjusted to ensure that the temperature does not exceed 30° F. below the flash point of said working fluid unless the concentration of said working fluid does not exceed its lower flammability limit. 27. The method of claim 18 wherein the washing adjuvant is selected from a group consisting of: builders, surfactants, enzymes, bleach activators, bleach catalysts, bleach boosters, bleaches, alkalinity sources, antibacterial agents, colorants, perfumes, pro-perfumes, finishing aids, lime soap dispersants, composition malodor control agents, odor neutralizers, polymeric dye transfer inhibiting agents, crystal growth inhibitors, photobleaches, heavy metal ion sequestrants, anti-tarnishing agents, anti-microbial agents, anti-oxidants, linkers, anti-redeposition agents, electrolytes, pH modifiers, thickeners, abrasives, divalent or trivalent ions, metal ion salts, enzyme stabilizers, corrosion inhibitors, diamines or polyamines or alkoxylates, suds stabilizing polymers, solvents, process aids, fabric softening agents, optical brighteners, hydrotropes, water, suds or foam suppressors, suds or foam boosters, fabric softeners, antistatic agents, dye fixatives, dye abrasion inhibitors, anti-crocking agents, wrinkle reduction agents, wrinkle resistance agents, soil release polymers, soil repellency agents, sunscreen agents, anti-fade agents and mixtures thereof. 28. The method of claim 27 wherein the washing adjuvant is a surfactant will having a hydrophilic-lipophilic balance of approximately 3 to 14. 29. The method of claim 25, wherein the method fun her comprises the step of removing water from the fabric prior to bringing the fabric in contact with the working fluid and adjuvant. 30. A method of cleaning fabric in an automatic laundering apparatus comprising the steps of: selecting a substantially non-aqueous working fluid; selecting at least one washing adjuvant; sensing the initial moisture content of the fabric in a chamber of the laundering apparatus prior to adding working fluid to the chamber; optionally heating the fabric when the moisture content is above a predetermined quantity; bringing said working fluid and adjuvant into contact with the fabric when the moisture content of the fabric is below a predetermined quantity; and applying mechanical energy to provide relative movement within said fabric; and wherein the structure of the automatic laundering apparatus in contact with said working fluid is formed from a conductive polymer. 31. The method of claim 30 wherein said non-aqueous working fluid is a non-reactive, non-aqueous, non-oleophilic, apolar working fluid. 32. The method of claim 31 wherein said non-reactive, non-aqueous, non-oleophilic, apolar working fluid under standard conditions is farther characterized by: a KB value less than approximately 30; a surface tension less than approximately 35 dynes/cm2; and a solubility in water less than 10%. 33. The method of claim 30 wherein said mechanical energy occurs in a chamber which confines said working fluid and the fabric. 34. The method of claim 33 including the step of introducing a water-in-working fluid emulsion to the chamber which confines the fabric and said working fluid. 35. The method of claim 30 wherein the above sensing step is carried out by sensing the humidity of the fabric to be cleaned. 36. The method of claim 30 wherein the above sensing step is carried out by sensing the conductivity of the fabric. 37. The method of claim 30 wherein the above sensing step is carried out by sensing the humidity of the air. 38. The method of claim 30 wherein the chamber comprises a drum formed from a conductive polymer and connects to a conduit having a coating of conductive polymer. 39. The method of claim 30 further comprising heating the working fluid that enters the chamber, wherein the temperature inside the chamber is sensed and adjusted to ensure that the temperature does not exceed 30° F. below the flash point of said working fluid unless the concentration of said working fluid does not exceed its lower flammability limit. 40. The method of claim 30, wherein the method fun her comprises the step of removing water from the fabric prior to bringing the fabric in contact with the working fluid and adjuvant. 41. A method of cleaning fabric in an automatic laundering apparatus comprising the steps of: placing the fabric in a chamber adapted to confine said working fluid and said fabric; selecting a substantially non-aqueous working fluid; selecting at least one washing adjuvant; applying mechanical energy to provide relative movement of said fabric; and wherein the structure of the automatic laundering apparatus contacted by said working fluid is formed from a conductive polymer to dissipate static charge. 42. The method of claim 41 wherein said working fluid consists of a non-reactive, non-aqueous, non-oleophilic, apolar working fluid under standard conditions, said working fluid further being characterized by: a KB value less than approximately 30; a surface tension less than approximately 35 dynes/cm2; and a solubility in water less than 10%. 43. The method of claim 42 in which the chamber contacted by said working fluid is formed from a conductive polymer. 44. The method of claim 43 wherein the temperature inside the chamber is sensed and adjusted to ensure that the temperature does not exceed 30° F. below the flash point of said working fluid unless the concentration of said working fluid does not exceed its lower flammability limit. 45. The method of claim 42 wherein the adjuvant is a surfactant having a hydrophilic-lipophilic balance of approximately 3 to 14. 46. The method of claim 41 including the step of introducing a water-in-working fluid emulsion to the chamber which confines the fabric and said working fluid. 47. The method of claim 41 including the step of detecting the level of said working fluid in contact with the fabric. 48. The method of claim 41 further comprising heating the working fluid that enters the chamber, wherein the temperature inside the chamber is sensed and adjusted to ensure that the temperature does not exceed 30° F. below the flash point of said working fluid unless the concentration of said working fluid does not exceed its lower flammability limit. 49. The method of claim 41 wherein the adjuvant is a surfactant having hydrophilic-lipophilic balance of approximately 3 to 14. 50. The method of claim 41, wherein the method further comprises the step of removing water from the fabric prior to bringing the fabric in contact with the working fluid and adjuvant.
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