Adhesive compositions including polyvinylpyrrolidone acrylic acid polymers, and polyamines
First Claim
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1. A composition comprising a cross-linked salt of:
- (a) a polyvinylpyrrolidone having ring opened pyrrolidone groups;
(b) at least one acrylic acid-containing or methacrylic acid containing polymer; and
(c) an amine-containing polymer, wherein said polyvinylpyrrolidone and said amine-containing polymer are present in said composition at a weight ratio of polyvinylpyrrolidone to amine-containing polymer of from about 40;
1 to about 150;
1, and said acrylic acid-containing polymer or methacrylic acid-containing polymer is present in said composition at a weight ratio of polyvinylpyrrolidone to acrylic acid-containing polymer or methacrylic acid-containing polymer of from about 8;
1 to about 16;
1.
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Abstract
A composition comprising a cross-linked salt of (a) a polyvinylpyrrolidone having ring opened pyrrolidone groups; (b) at least one acrylic acid-containing or methacrylic acid-containing polymer; and (c) an amine-containing polymer. The composition may be used as a pressure-sensitive adhesive, has good tack, and may be peeled from the body or from an object without causing damage or injury to the body or object.
157 Citations
26 Claims
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1. A composition comprising a cross-linked salt of:
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(a) a polyvinylpyrrolidone having ring opened pyrrolidone groups; (b) at least one acrylic acid-containing or methacrylic acid containing polymer; and (c) an amine-containing polymer, wherein said polyvinylpyrrolidone and said amine-containing polymer are present in said composition at a weight ratio of polyvinylpyrrolidone to amine-containing polymer of from about 40;
1 to about 150;
1, and said acrylic acid-containing polymer or methacrylic acid-containing polymer is present in said composition at a weight ratio of polyvinylpyrrolidone to acrylic acid-containing polymer or methacrylic acid-containing polymer of from about 8;
1 to about 16;
1. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26)
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Specification