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US 8,039,663 B2Granted
Monomers derived from pentacyclopentadecane dimethanol
AssigneeDesigner Molecules, Inc.
InventorStephen M. Dershem
Life of this patent
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Abstract
The invention is based on the discovery that certain well-defined compounds derived from pentacyclopentadecane dimethanol are useful components in adhesive formulations. In particular, the invention compounds described herein provide high Tg values and low shrinkage. Compounds of the invention are useful as adhesives for use in the semiconductor packaging industry.
Claims19
A compound having the structure:
- wherein:
- each of R1 and R2 is independently selected from the group consisting of acrylate, methacrylate, styrenic, epoxy, oxetane, vinyl ether, mercaptopropionate, allyloxy, phenolic, aclyloxyphenyl, maleimide, citraconimide, and itaconimide.
Dependencies are inferred from the claim text.