Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1993-03-05
1994-02-15
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
526 89, C08F22610, C08F 210
Patent
active
052868265
ABSTRACT:
A process for making highly crosslinked polyvinylpyrrolidone (PVP) polymer which has a low swell volume and is white in appearance comprising:
REFERENCES:
patent: 3277066 (1966-10-01), Grosser et al.
patent: 4658002 (1987-04-01), Tschang et al.
Shih Jenn S.
Tseng Susan Y.
Cheng Wu C.
ISP Investments Inc.
Katz Walter
Maue Marilyn J.
Schofer Joseph L.
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