N-vinyl lactam interpolymers useful as thickening agents

Details N-vinyl lactam interpolymers useful as thickening agents N-vinyl lactam interpolymers useful as thickening agents

1973-08-31

1976-07-20

Henderson, Christopher A.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

252 1, 260 296, 260 793MU, 260 797R, 260 803N, 260 8073, 526264, 526304, 526347, C08F 1500, C08F 1900

Patent

active

039706060

ABSTRACT:
An interpolymer useful in the thickening of aqueous acids comprising (A) about 20 to about 99.0 mole % acrylamide or N-vinyllactam, (B) about 0.5 to about 10 mole % long-chain containing vinyl monomer derivatives having the formula: ##EQU1## wherein Y represents hydrogen, halogen, lower alkyl or phenyl

REFERENCES:
patent: 2980634 (1961-04-01), Melamed
patent: 3397192 (1962-08-01), Grasser
patent: 3423367 (1969-01-01), Merijan
patent: 3686150 (1970-08-01), Fein

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