Block copolymer

Details Block copolymer Block copolymer

1984-05-29

1985-09-10

Lieberman, Allan M.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

252357, 524538, 528403, C08L 7904

Patent

active

045407479

ABSTRACT:
Block copolymers of poly(N-formylethyleneimine) or poly(N-acetylethyleneimine) with poly(N-acylethyleneimine or poly(N-acylpropyleneimine) having a molecular weight of 500 to 50,000 and a method for their production. These block copolymers are useful as surface active agents.

REFERENCES:
patent: 3373194 (1968-03-01), Fuhrmann et al.
patent: 3516944 (1970-06-01), Litt et al.
patent: 4104228 (1978-08-01), Meyer et al.
patent: 4186191 (1980-01-01), Chamberlin et al.
patent: 4261925 (1981-04-01), Tomalin et al.
patent: 4436789 (1984-05-01), Davis et al.

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