Back to results
US 2009/0156721 A1Published application
Acrylic emulsion polymers for removable pressure sensitive adhesive applications
AssigneeAshland Licensing and Intellectual Property LLC
InventorsKang I. Lee, Keith D. King
Life of this patent
Estimating the term…
Abstract
An improved aqueous acrylic emulsion pressure sensitive adhesive (PSA) composition of improved sheer strength includes an aqueous acrylic emulsion including at least one hydrophobic monomer, at least one hydrophilic monomer, and at least one hydrogen bonding monomer; and a peel control additive. The PSA composition is substantially devoid of phosphate-based surfactants.
Claims13
An improved aqueous acrylic emulsion pressure sensitive adhesive composition (PSA) of improved sheer strength, which comprises:
- (a) said aqueous acrylic emulsion including at least one hydrophobic monomer, at least one hydrophilic monomer, and at least one hydrogen bonding monomer;
- (b) a peel control additive;
- and
- (c) being substantially devoid of phosphate-based surfactants.
1 more element
Dependencies are inferred from the claim text.