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US 9,631,126 B2Granted
Curable isobutylene adhesive copolymers
Assignee3M Innovative Properties Company
InventorsHae-Seung Lee, Abdujabar K. Dire, Gregg A. Caldwell
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Abstract
The disclosure provides pressure-sensitive adhesives and adhesive sealants prepared from alkoxysilane modified, crosslinked isobutylene copolymers, and tape articles prepared therefrom. The adhesive is particularly useful in bonding optical displays.
Claims11
An article comprising:
- an optically clear first substrate having an electro-conductive trace;
- an optically clear pressure sensitive adhesive disposed on the first substrate and in contact with the trace, the adhesive comprising
- a) a substituted isobutylene copolymer of the formula:
- wherein a is at least 20, b is at least 1 and c may be zero;
- R1 is H or CH3;
- R2 is a multivalent saturated or unsaturated alkylene or arylene, each R3 is an alkyl group or aryl group, x is 1 to 3, and q is 1 or 2, and
- b) a tackifier.
4 more elements
Dependencies are inferred from the claim text.