05-03-2015 дата публикации
Номер: US20150060113A1
Принадлежит:
A photocurable composition includes an acid-generating compound, a multifunctional epoxy resin, and an epoxysilane oligomer represented by the following Structure (I): 2. The photocurable composition of claim 1 , wherein R and Rare independently unsubstituted alkyl groups or substituted or unsubstituted arylalkyl groups claim 1 , Ris an unsaturated linear claim 1 , branched claim 1 , or cyclic alkyl group or an alkyl ether group claim 1 , and Ris hydrogen or an unsubstituted alkyl group or an unsubstituted arylalkyl group.3. The photocurable composition of claim 1 , wherein the sum of x and y is at least 3.4. The photocurable composition of claim 1 , wherein the multifunctional epoxy compound to the epoxysilane oligomer weight ratio is from 9:1 and to and including 1:9.5. The photocurable composition of claim 1 , wherein the compound that generates an acid is present in an amount of at least 0.1 weight % and up to and including 20 weight % claim 1 , based on total photocurable composition solids.6. The photocurable composition of claim 1 , wherein the multifunctional epoxy compound is present in an amount of at least 10 weight % and up to and including 90 weight % claim 1 , based on total photocurable composition solids.7. The photocurable composition of claim 1 , further comprising a photosensitizer.8. The photocurable composition of claim 1 , wherein the multifunctional epoxy compound has a softening point of 20° C. or more claim 1 , and the epoxysilane oligomer has a softening point less than or equal to 20° C.9. The photocurable composition of claim 1 , wherein the acid generating compound is an onium salt of a Group V-A element claim 1 , an onium salt of a Group VI-A element claim 1 , or an aromatic halonium salt.11. The photocurable composition of claim 1 , further comprising one or more of an adhesion promoter claim 1 , glycidyl ether reactive monomer claim 1 , filler claim 1 , lubricant claim 1 , coating surfactant claim 1 , matting agent claim 1 , or ...
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