Process for producing a high polymeric substance having isocyana

Details Process for producing a high polymeric substance having isocyana Process for producing a high polymeric substance having isocyana

1976-11-01

1978-04-18

Hamrock, William F.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

260680B, 526 52, 526180, 526182, 526213, 526216, C08F 842, C08F 830

Patent

active

040852628

ABSTRACT:
A high polymeric substance having isocyanate group is produced by reacting a liquid high polymeric substance containing carbon-to-carbon unsaturated double bond or a solution of said high polymeric substance with a cyanate, an alkyl hypohalite and an organic carboxylic acid.

REFERENCES:
patent: 3402136 (1968-09-01), Sakuragi et al.
patent: 3483175 (1969-12-01), Harper et al.

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