Patent · US Active

Ultraviolet cureable pressure sensitive adhesives comprising bound photoinitiator and vinyl groups

US9546305B2 · kind B2 · utility

8Cited by

9References

22Claims

0Family size

Assignee

Ashland Licensing and Intellectual Property LLC · US

Inventors

Terry Emerson Hammond · Columbus, US
Zhaohui Sun · Rochester, US

Key dates

Filing date	Mar 26, 2014
Grant date	Jan 17, 2017
Priority date	—
Expiry date	Mar 26, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/2878
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Pressure sensitive adhesive (“PSA”) compositions comprising a polymer having at least one vinyl group and a Type I photoinitiator bound to the polymer. The polymer is derivatized with a derivatizing agent comprising a vinyl group. The PSA can be cured by exposure to ultraviolet radiation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.