Polymerizable sulfonic acid onium salt and resin

Details Polymerizable sulfonic acid onium salt and resin Polymerizable sulfonic acid onium salt and resin

2011-06-07

2011-06-07

Choi, Ling-Siu (Department: 1762)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

Reexamination Certificate

active

07956142

ABSTRACT:
A resin that includes a repeating unit shown by the following formula (10) has an excellent performance as a radiation sensitive acid generator, and exhibits only a small adverse effect on the environment and a human body.wherein R1represents a hydrogen atom or the like, M+represents a specific cation, and n is an integer from 1 to 5.

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