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2 084 462

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C1

(51)

IPC

(21) (22)

Application

94013327/04, 1994-04-12

(22)

Actual filing date

1994-04-12

(45)

Published

1997-07-20

(72)

Inventor

Bajburdov T.A.Stupen'Kova L.L.Nakonechnyj I.I.

(73)

Holder

Saratovskij Filial Nauchno-Issledovatel'Skogo Instituta Khimii I Tekhnologii Polimerov Im.Akad.V.A.Kargina

PROCESS FOR PREPARING POWDERY ACRYLIC COPOLYMERS Russian patent published in 1997 - IPC

Abstract RU 2084462 C1

FIELD: chemistry of high molecular weight compounds, more particularly preparation of powdery acrylic copolymers. SUBSTANCE: claimed process comprises radical copolymerization of acrylamide and/or acrylic acid, and/or ammonium and alkali metal salts thereof in concentrated aqueous solutions in the presence of chemical initiators and antiadhesive additive such as sodium alkylbenzene sulfonate in amount of 0.005 to 0.08 wt%, and isolation of product by well known procedure. EFFECT: more efficient preparation process. 1 tbl

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RU 2 084 462 C1

Authors

Bajburdov T.A.

Stupen'Kova L.L.

Nakonechnyj I.I.

Dates

1997-07-20—Published

1994-04-12—Filed

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