Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1988-03-22
1989-08-01
Bleutge, John C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525290, 525245, C08F27700, C08L 4500
Patent
active
048534358
ABSTRACT:
A thermosetting resin of a norbornene monomer is prepared by bulk-polymerizing a norbornene monomer in a mold in the presence of a metathesis catalyst system and further in the presence of a dicyclopentadiene heat-polymerized resin in an amount of 15 to 150 parts by weight per 100 parts by weight of the monomer.
REFERENCES:
patent: 4357449 (1982-11-01), Yi
patent: 4400340 (1983-08-01), Klosiewicz
patent: 4703098 (1987-10-01), Matlack
Fuchi Masao
Okumura Kin-ichi
Ueno Susumu
Yamato Motoyuki
Bleutge John C.
Buttner David
Kap George A.
Nippon Zeon Co. Ltd.
Shust Nestor W.
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