UV and UV/moisture dual curable compositions with improved cure through volume
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C08L-083/04
C08L-083/00
출원번호
US-0419201
(2003-04-21)
등록번호
US-7309732
(2007-12-18)
발명자
/ 주소
Issari,Bahram
출원인 / 주소
Henkel Corporation
인용정보
피인용 횟수 :
3인용 특허 :
18
초록▼
The present invention is directed to silicone formulations which are capable of being rapidly cured to tough elastomeric materials through exposure to UV radiation, and optionally through exposure to moisture as well. The cured products demonstrate high resistance to flammability and combustibility
The present invention is directed to silicone formulations which are capable of being rapidly cured to tough elastomeric materials through exposure to UV radiation, and optionally through exposure to moisture as well. The cured products demonstrate high resistance to flammability and combustibility.
대표청구항▼
What is claimed is: 1. A UV radiation curable flame-resistant composition consisting essentially of: a UV radiation curable silicone component; a filler component, wherein the filler component is substantially transmissive to UV; a photoinitiator component; a flame-retardant component in an amount
What is claimed is: 1. A UV radiation curable flame-resistant composition consisting essentially of: a UV radiation curable silicone component; a filler component, wherein the filler component is substantially transmissive to UV; a photoinitiator component; a flame-retardant component in an amount effective to enhance the resistance of said composition to flammability; an inorganic filler component; and a reactive diluent. 2. A UV radiation curable flame-resistant composition consisting essentially of: a UV radiation curable silicone component; a filler component, wherein the filler component is substantially transmissive to UV; a photoinitiator component; and a reactive diluent component; and optionally an inorganic filler component wherein the inorganic filler component is a fumed hydrophobic silica filler, and optionally as a flame-retardant component hydrated alumina; and optionally a moisture cure catalyst, and optionally an adhesion promoter. 3. The composition according to claim 2, wherein the fumed silica filler is present and is a member selected from the group consisting of dimethyldichlorosilane-treated silica, hexamethyldisilazane-treated silica, and combinations thereof. 4. The composition according to claim 2, wherein the photoinitiator component is a member selected from the group consisting of benzoin and substituted benzoins, Michler's ketone, benzophenone and substituted benzophenones, acetophenone and substituted acetophenones, xanthone and substituted xanthones, and combinations thereof. 5. The composition according to claim 2, wherein the photoinitiator component is a member selected from the group consisting of 1-hydroxycyclohexyl phenyl ketone, 2-methyl-1-[4-(methylthio)phenyl]-2-morpholino propan-1-one, 2-benzyl-2-N,N-dimethylamino-1-(4-morpholinophenyl)-1-butanone, benzophenone, 2,2-dimethoxy-2-phenyl acetophenone, bis(2,6-dimethoxybenzoyl-2,4,4-trimethyl pentyl)phosphine oxide, and 2-hydroxy-2-methyl-1-phenyl-propan-1-one, bis(2,4,6-trimethyl benzoyl)phenyl phosphine oxide, 2-hydroxy-2-methyl-1-phenyl-1-propane, 2,4,6-trlmethylbenzoyldiphenyl-phosphine oxide, visible light [blue] photoinitiators, d1-camphorquinone, bis(η5-2,4-cyclopentadien-1-yl)-bis[2,6-difluoro-3-(1H-pyrrol-1-yl)phenyl]titanium, and combinations thereof. 6. The composition according to claim 2, wherein the moisture cure catalyst is selected from the group consisting of compounds of titanium, tin, zirconium and combinations thereof. 7. The composition according to claim 2, wherein the substantially UV radiation transmissive filler has a particle size range of 5-250 um. 8. The composition according to claim 2, wherein the adhesion promoter is a member selected from the group consisting of (meth)acryloxypropyltrimethoxysilane, trialkyl-or triallyl-isocyanurate, glycidoxypropyl trimethoxysilane, vinyl trimethoxysilane and combinations thereof. 9. Reaction products of the composition according to claim 2. 10. A process for preparing a composition in accordance with claim 2, the steps of which comprise: providing the components recited in claim 2 and mixing together the components to form the composition. 11. A UV radiation curable flame-resistant composition consisting essentially of: a UV radiation curable silicone component; a filler component, wherein the filler component is substantially transmissive to UV; and a photoinitiator component, wherein the substantially UV radiation transmissive filler are hollow microspheres. 12. Reaction products of the composition according to claim 11. 13. A process for preparing a composition in accordance with claim 11, the steps of which comprise: providing the components recited in claim 11 and mixing together the components to form the composition. 14. A UV radiation curable flame-resistant composition comprising: a UV radiation curable silicone component; substantially UV transmissive solid microspheres; and a photoinitiator component; and a reactive diluent. 15. A W radiation curable flame-resistant composition comprising: a UV radiation curable component comprising a reactive silicone resin component; a filler component, wherein the filler component is substantially transmissive to UV; a reactive diluent; and a photoinitiator components wherein the reactive diluent is the combination of isobornyl acrylate and 2-phenoxyethyl acrylate. 16. Reaction products of the composition according to claim 15. 17. A process for preparing a composition in accordance with claim 15, the steps of which comprise: providing the components recited in claim 15 and mixing together the components to form the composition. 18. A UV radiation curable flame-resistant composition comprising: a UV radiation curable component comprising a reactive silicone resin component; a filler component, wherein the filler component is substantially transmissive to UV; a photoinitiator component, wherein the reactive diluent is the combination of isobornyl acrylate and 2-phenoxyethyl acrylate; and an inorganic filler component, wherein the inorganic filler component is a fumed hydrophobic silica filler. 19. A UV radiation curable flame-resistant composition comprising: a UV radiation curable component comprising a reactive silicone resin component; a filler component, wherein the filler component is substantially transmissive to UV; a reactive diluent; a photoinitiator component, wherein the reactive diluent is the combination of Isobornyl acrylate and 2 phenoxyethyl acrylate; and an adhesion promoter.
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이 특허에 인용된 특허 (18)
Madhavan Narayanan (Dearborn Heights MI) Freeman Frank H. (Farmington MI), Barium aluminum silicate filler for U.V. curable composites.
Lien Qcheng S. (South Windsor CT) Nakos Steven T. (East Hartford CT), Dual curing silicone, method of preparing same and dielectric soft-gel compositions thereof.
Cully Maryann (Croton-on-Hudson NY) Pines Arthur N. (Katonah NY) Metzler Richard B. (Ossining NY) Babian Gunther W. (Peekskill NY), Radiation curable silicone release compositions.
Kania, Charles M.; Phelps, Kenneth T.; Humbert, Kurt A.; Roper, Todd M.; Shao, Jiping; Martin, David C., UV-curable coating compositions, multi-component composite coatings, and related coated substrates.
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