17-03-2016 дата публикации
Номер: US20160075902A1
Принадлежит:
Curable compositions, such as by way of exposure to radiation in the electromagnetic spectrum, for use as a primer composition for injection molding applications, are provided. 1. A photocurable primer composition , comprising:(a) a (meth)acrylate monomer component;(b) a photoinitiator component; and(a) a rubber component comprising the combination of a core shell rubber having a mean diameter in the range of about 100 to about 300 nm and a polyvinyl butyral component having a molecular weight of less than about 120,000 Mw.2. A composition of claim 1 , wherein the (meth)acrylate monomer component is selected from one or more of N claim 1 ,N-dimethyl acrylamide claim 1 , phenoxy ethyl(meth)acrylate claim 1 , tetrahydrofuryral(meth)acrylate claim 1 , cyclohexyl(meth)acrylate claim 1 , isobornyl(meth)acrylate claim 1 , butyl(meth)acrylate claim 1 , hydroxyethyl(meth)acrylate claim 1 , and hydroxypropyl(meth)acrylate.3. A composition of claim 1 , wherein the (meth)acrylate monomer component is present in an amount of about 40 to about 80 weight percent.4. A composition of claim 1 , wherein the photoinitiator component is selected from 2 claim 1 ,4 claim 1 ,6 trimethylbenzoyldiphosphine oxide claim 1 , 1-hydrocyclohexyl-phenyl ketone claim 1 , 2-hydroxy-2-methyl-1-phenyl-propan-1-one claim 1 , 2-hydroxy-1-[4-(2-hydroxyethoxy)phenyl]-2-methyl-1-propanone claim 1 , acetophenone and substituted acetophenones claim 1 , benzoin and its alkyl esters claim 1 , xanthone and substituted xanthones claim 1 , diethoxy-acetophenone claim 1 , benzoin methyl ether claim 1 , benzoin ethyl ether claim 1 , benzoin isopropyl ether claim 1 , diethoxyxanthone claim 1 , chloro-thio-xanthone claim 1 , N-methyl diethanol-amine-benzophenone claim 1 , 1-benzoyl cyclohexanol claim 1 , 2-benzyl-2-(dimethylamino)-1-[4-(4-morpholinyl)phenyl]-1-butanone; amino ketones claim 1 , benzildimethyl-ketals claim 1 , bis acyl phosphine oxide claim 1 , metallocenes and benzophenones.5. A composition of claim 1 ...
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