SOLUTION INTENDED MORE PARTICULARLY FOR PRETREATING A HYDROPHILIC SUBSTRATE FOR THE PURPOSE OF IMPROVING AN ADHESIVE BOND UNDER HUMID AND WET CONDITIONS
First Claim
1. A solution for pretreating a hydrophilic surface to impart water repellency, comprising a silane of the formula whereinR1, R2, and R3 are independently of one another selected from the group consisting of methyl, ethyl, 2-methoxyethyl, and isopropylm=0 or 1n=0 to 12p=1 or 2and if p=1Y=a functional group selected from the group consisting of alkyl, vinyl, phenyl, cyclobutyl, cyclopentyl, cyclohexyl, glycidyl, glycidyloxy, isocyanato, ureido, —
- CF3, —
(CF2)qCF3 with q=1 to 12, cyanide, halide, (meth)acryloyl, (meth)acryloyloxy, —
NH—
CH2—
CH2—
NR4R5, and —
NR4R5 with R4 and R5 independently of one another being selected from the group consisting of H, alkyl, phenyl, benzyl, cyclopentyl, and cyclohexylor if p=2Y═
O, S, NHand also comprising a component which causes the pH of the hydrophilic surface to deviate by at least two units from the neutral range.
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Accused Products
Abstract
Solution for pretreating a hydrophilic surface to impart water repellency, comprising a silane of the formula
and a component which causes the pH range of the hydrophilic surface to deviate by at least two units from neutral.
6 Citations
18 Claims
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1. A solution for pretreating a hydrophilic surface to impart water repellency, comprising a silane of the formula
wherein R1, R2, and R3 are independently of one another selected from the group consisting of methyl, ethyl, 2-methoxyethyl, and isopropyl m=0 or 1 n=0 to 12 p=1 or 2 and if p=1 Y=a functional group selected from the group consisting of alkyl, vinyl, phenyl, cyclobutyl, cyclopentyl, cyclohexyl, glycidyl, glycidyloxy, isocyanato, ureido, — - CF3, —
(CF2)qCF3 with q=1 to 12, cyanide, halide, (meth)acryloyl, (meth)acryloyloxy, —
NH—
CH2—
CH2—
NR4R5, and —
NR4R5 with R4 and R5 independently of one another being selected from the group consisting of H, alkyl, phenyl, benzyl, cyclopentyl, and cyclohexylor if p=2 Y═
O, S, NHand also comprising a component which causes the pH of the hydrophilic surface to deviate by at least two units from the neutral range. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
- CF3, —
Specification