Acrylamide co-polymers with (2-acrylamido-2-hydroxyethyl) lower

Details Acrylamide co-polymers with (2-acrylamido-2-hydroxyethyl) lower Acrylamide co-polymers with (2-acrylamido-2-hydroxyethyl) lower

1993-08-18

1994-08-09

Nagumo, Mark

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

Synthetic resins

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

525351, 5253593, 525378, 526287, 52629295, C08F22060, C08F 830, C08F 828

Patent

active

053367294

ABSTRACT:
An acrylamide co-polymer which contains from between 1-60 mole percent of (2-acrylamido-2-hydroxy ethyl) trialkyl ammonium salt groups. These co-polymers are made by reacting (formylmethyl) trialykl ammonium salts at a pH of at least 9 and a temperature of between 15-80 degrees centigrade.

REFERENCES:
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patent: 4529787 (1985-07-01), Schmidt et al.
patent: 4546160 (1985-10-01), Brand et al.
patent: 4886872 (1989-12-01), Fong et al.
patent: 5010166 (1991-04-01), Scholsky et al.
patent: 5116922 (1992-05-01), Sundararaman et al.
patent: 5120797 (1992-06-01), Fong et al.

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