Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2008-01-29
2008-01-29
Feely, Michael J. (Department: 1712)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C428S413000, C438S127000
Reexamination Certificate
active
07323522
ABSTRACT:
The cyclohexanetricarboxylic monoester of the present invention is represented by the following formula 1:wherein R is as defined in the specification. The cyclohexanetricarboxylic monoester is useful particularly as the curing agent for epoxy-containing compounds. A heat-curable resin composition comprising the cyclohexanetricarboxylic monoester and an epoxy-containing compound exhibits an excellent curability without using a curing accelerator and provides a colorless transparent cured product which is little discolored even under a long-term exposure to high-temperature conditions. Such a heat-curable resin composition is suitable as sealing materials for photoelectric transducers such as blue LED and white LED, shaped articles, coating materials, adhesives, etc.
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Ideno Ryuji
Koyama Takeshi
Okoshi Atsushi
Ota Takao
Antonelli, Terry Stout & Kraus, LLP.
Feely Michael J.
Mitsubishi Gas Chemical Company Inc.
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