Water-soluble copolymers, a process for their preparation and th

Details Water-soluble copolymers, a process for their preparation and th Water-soluble copolymers, a process for their preparation and th

1990-05-16

1992-03-31

Schofer, Joseph L.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526264, 526304, 5263071, 524808, C08F23004

Patent

active

051009846

ABSTRACT:
Novel water-soluble linear copolymers of N-vinylamides with monomeric addition products of amines, amino acids, amino groups containing aromatic sulfonic acids, amino alcohols of maleic anhydride as well as maleic esters of polyoxyalkyleneglycols or their monoethers. There is also described the process for the preparation of these copolymers. The copolymers are useful as fluidizers in water containing solid matter suspensions.

REFERENCES:
patent: 4301266 (1981-11-01), Muenster
patent: 4725655 (1988-02-01), Denzinger
S. G. Chubinskaya et al., Khim Farm Zh 24(2) 1990, pp. 121-123 (PTO translation).
Chem. Abstr. 112: 210615m (1990).

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