Unsaturated sulfonic acid polymers as spray drying assistants

Details Unsaturated sulfonic acid polymers as spray drying assistants Unsaturated sulfonic acid polymers as spray drying assistants

1995-05-25

1997-02-18

Buttner, David

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

Synthetic resins

Processes of preparing a desired or intentional composition...

523342, 525212, 524521, C08L 4100

Patent

active

056042728

ABSTRACT:
Polymers I comprising from 15 to 80% by weight of monomers of the general formula I ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are each C.sub.1 -C.sub.3 -alkyl, R.sup.4 is C.sub.1 -C.sub.5 -alkyl and X is O or NH, and

REFERENCES:
patent: 4806164 (1989-02-01), Brothers
patent: 5462978 (1995-10-01), Penzel

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