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
2005-03-08
2005-03-08
Peng, Kuo-Liang (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...
C525S383000
Reexamination Certificate
active
06864317
ABSTRACT:
The present invention provides a heat-curable composition gives cured phenolic resin products having excellent flexibility; the present invention relates to a heat-curable composition comprising (A) a vinyl polymer having at least one phenol group at the main-chain terminus and (B) a phenolic resin; the present invention related to a polymer obtainable by reacting (A) a vinyl polymer having at least one phenol group at the main-chain terminus with (C) an aldehyde compound, to a heat-curable composition comprising the polymer.
REFERENCES:
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patent: 4131277 (1978-12-01), Randolph
patent: 2 075 517 (1981-11-01), None
Odian, Principles of Polymerization, Wiley-Interscience, 2ndEd., 1981, pp. 388-389.*
Abstract, Doc. No. XP-002178041, 1980, 1 p.
Abstract, Doc. No. XP-002178042, 1993, 1 p.
Kitano Kenichi
Nakagawa Yoshiki
Connolly Bove & Lodge & Hutz LLP
Kaneka Corporation
Peng Kuo-Liang
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