Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1982-06-16
1984-01-03
Marquis, Melvyn I.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525130, 525128, C08L 7500
Patent
active
044243065
ABSTRACT:
A method for modifying cis-1,4-polyisoprene rubber, which comprises reacting a diisocyanate with a primary diamine in the presence of the cis-1,4-polyisoprene rubber.
REFERENCES:
patent: 3894996 (1975-07-01), Srail
patent: 4235979 (1980-11-01), Hergenrother et al.
Fujii Toshihiro
Kitahara Shizuo
Sugi Nagatoshi
Carrillo Ana L.
Marquis Melvyn I.
Nippon Zeon Co. Ltd.
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