Environmentally friendly, 100% solids, actinic radiation curable coating compositions and coated surfaces and coated articles thereof
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C08F-002/46
C08F-002/50
B32B-009/04
B32B-009/00
출원번호
US-0609283
(2006-12-11)
등록번호
US-7425586
(2008-09-16)
발명자
/ 주소
Weine Ramsey,Sally Judith
출원인 / 주소
Ecology Coatings, Inc.
대리인 / 주소
Wilson Sonsini Goodrich & Rosati
인용정보
피인용 횟수 :
5인용 특허 :
35
초록▼
Disclosed are environmentally friendly, substantially all solids coating compositions which are curable using ultra violet and visible radiation. In addition, methods for coating surfaces, or at least a portion of the surfaces, and curing of the coated surface to obtain partially or fully cured coat
Disclosed are environmentally friendly, substantially all solids coating compositions which are curable using ultra violet and visible radiation. In addition, methods for coating surfaces, or at least a portion of the surfaces, and curing of the coated surface to obtain partially or fully cured coated surfaces are also disclosed. Furthermore, articles of manufacture incorporating fully cured coated surfaces are disclosed, in particular motor vehicles and motor vehicle parts or accessories.
대표청구항▼
What is claimed is: 1. An actinic radiation curable, substantially all solids coating composition consisting essentially of a mixture of 0-40% by weight of oligomers, 5-68% by weight of monomers, 3-15% by weight of free radical photoinitiators, co-photoinitiators, 0.5-11% by weight of fillers, 3-15
What is claimed is: 1. An actinic radiation curable, substantially all solids coating composition consisting essentially of a mixture of 0-40% by weight of oligomers, 5-68% by weight of monomers, 3-15% by weight of free radical photoinitiators, co-photoinitiators, 0.5-11% by weight of fillers, 3-15% by weight of polymerizable pigment dispersions, optionally at least one corrosion inhibitor, optionally at least one flow and slip enhancer, and optionally at least one curing booster; wherein the polymerizable pigment dispersions are comprised of at least one pigment attached to an activated resin; and wherein the composition has a viscosity suited for application to a surface using spraying without the addition of heat. 2. The actinic radiation curable, substantially all solids coating composition of claim 1, wherein the oligomers are selected from a group consisting of epoxy acrylates, epoxy diacrylate/monomer blends, silicone acrylate, aliphatic urethane triacrylate/monomer blends, fatty acid modified bisphenol A acrylates, bisphenol epoxy acrylates blended with trimethylolpropane triacrylate, aliphatic urethane triacrylates blended with 1, 6-hexanediol acrylate, and combinations thereof. 3. The actinic radiation curable, substantially all solids coating composition of claim 1, wherein the monomers are selected from a group consisting of trimethylolpropane triacrylate, 2-phenoxyethyl acrylate, isobornyl acrylate, propoxylated glyceryl triacrylate, methacrylate ester derivatives, and combinations thereof. 4. The actinic radiation curable, substantially all solids coating composition of claim 1, wherein the monomers are selected from a group consisting of trimethylolpropane triacrylate, 2-phenoxyethyl acrylate, methacrylate ester derivatives, and combinations thereof. 5. The actinic radiation curable, substantially all solids coating composition of claim 1, wherein the photoinitiators are selected from a group consisting of diphenyl (2, 4, 6-trimethylbenzoyl) phosphine oxide, a thioxanthone, dimethyl ketal, benzophenone, 1-hydroxycyclohexyl phenyl ketone, 2-hydroxy-2-methyl-1-phenyl-propan-1-one, 2, 4, 6,-trimethylbenzophenone, 4-methylbenzophenone, oligo (2-hydroxy-2-methyl-1-(4-(1-methylvinyl)phenyl)propanone), amine acrylates, and combinations thereof. 6. The actinic radiation curable, substantially all solids coating composition of claim 1, wherein the fillers are selected from a group consisting of amorphous silicon dioxide prepared with polyethylene wax, synthetic amorphous silica with organic surface treatment, untreated amorphous silicon dioxide, alkyl quaternary bentonite, colloidal silica, acrylated colloidal silica, alumina, zirconia, zinc oxide, niobia, titania aluminum nitride, silver oxide, cerium oxides, and combinations thereof. 7. The actinic radiation curable, substantially all solids coating composition of claim 1, wherein the activated resins are selected from a group consisting of acrylate resins, methacrylate resins, and vinyl resins. 8. The actinic radiation curable, substantially all solids coating composition of claim 1, wherein the pigments are selected from a group consisting of carbon black, rutile titanium dioxide, organic red pigment, phthalo blue pigment, red oxide pigment, isoindoline yellow pigment, phthalo green pigment, quinacridone violet, carbazole violet, masstone black, light lemon yellow oxide, light organic yellow, transparent yellow oxide, diarylide orange, quinacridone red, organic scarlet, light organic red, and deep organic red. 9. The actinic radiation curable, substantially all solids coating composition of claim 1, wherein the polymerizable pigment dispersions are selected from the group consisting of carbon black attached to modified acrylic resins, rutile titanium dioxide attached to modified acrylic resins, and combinations thereof. 10. The actinic radiation curable, substantially all solids coating composition of claim 1, further comprising a corrosion inhibitor present in an amount up to about 3% by weight. 11. The actinic radiation curable, substantially all solids coating composition of claim 1, further comprising a flow and slip enhancer present in an amount up to about 3% by weight. 12. The actinic radiation curable, substantially all solids coating composition of claim 11, wherein the flow and slip enhancer is an acrylated silicone. 13. The actinic radiation curable, substantially all solids coating composition of claim 1, further comprising a curing booster present in an amount up to about 0.5% by weight. 14. The actinic radiation curable, substantially all solids coating composition of claim 13, wherein the curing booster is thioxanthone. 15. The actinic radiation curable, substantially all solids coating composition of claim 1, wherein the composition has been applied to a surface and wherein exposure of the coated surface to actinic radiation the surface coating becomes fully cured. 16. An article of manufacture comprising the completely cured coated surface of claim 15, wherein the article of manufacture is selected from the group consisting of a motor vehicle, a motor vehicle part, a motor vehicle accessory, gardening equipment, a lawnmower, and a lawnmower part. 17. The article of manufacture of claim 16 wherein the article of manufacture is a motor vehicle part. 18. The article of manufacture of claim 17 wherein the motor vehicle part is an underhood part. 19. The article of manufacture of claim 18 wherein the underhood part is selected from the group consisting of an oil filter, a damper, a battery casing, an alternator casing, and an engine manifold.
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