Water-soluble polymeric adhesion promoter and production method
AssigneeSamsung Electronics Co., Ltd.
InventorsSe Yong Oh, Chan Eon Park, Sang Min Song
Life of this patent
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Abstract
A water-soluble polymeric adhesion promoter is represented by the following formula (I): 1 wherein R is a hydrogen atom, a hydroxyl group or a lower alkyl group having 1 to 4 carbon atoms, and m and k are numbers selected such that m/k is in the range from about 1/0.001 to about 1/0.1, and such that that the polymer (I) has a weight average molecular weight of about 3,000 to about 600,000.
Claims21
A water-soluble polymer represented by the following formula (I):
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- wherein
- R is a hydrogen atom, a hydroxyl group or a lower alkyl group having 1 to 4 carbon atoms, and
- m and k are numbers selected such that m/k is in the range from about 1/0.001 to about 1/0.1, and such that that the polymer (i) has a weight average molecular weight of about 3,000 to about 600,000.
A process for preparing a poly(acrylic-co-4-(5-benzotriazole)amidophenyl acrylate) of the formula (I)
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- wherein
- R is a hydrogen atom, a hydroxyl group or a lower alkyl group having 1 to 4 carbon atoms, and
- m and k are numbers selected such that m/k is in the range from about 1/0.001 to about 1/0.1, and such that that the polymer (I) has a weight average molecular weight of about 3,000 to about 600,000,
- which comprises the step of reacting N-(4-phenolyl)-(benzotriazole)amide of the formula
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- with a polyacryloyl chloride comprising units of the formula
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- wherein n=m+k.
A process for treating an oxidizable metal to improve the corrosion resistance thereof and to provide adhesiveness to the oxidizable metal, the process comprising the step of applying to a surface of said oxidizable metal a water-soluble polymer represented by the following formula (I)
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- R is a hydrogen atom, a hydroxyl group or a lower alkyl group having 1 to 4 carbon atoms, and
- m and k are numbers selected such that m/k is in the range from about 1/0.001 to about 1/0.1, and such that that the polymer (1) has a weight average molecular weight of about 3,000 to about 600,000.
A composition for treating an oxidizable metal to improve the corrosion resistance thereof and to provide adhesiveness to the oxidizable metal, the composition comprising
- (a) a water-soluble polymer represented by the following formula (I)
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- wherein
- R is a hydrogen atom, a hydroxyl group or a lower alkyl group having 1 to 4 carbon atoms, and m and k are numbers selected such that m/k is in the range from about 1/0.001 to about 1/0.1, and such that that the polymer (I) has a weight average molecular weight of about 3,000 to about 600,000, and
- (b) an aqueous carrier.
Dependencies are inferred from the claim text.