Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1983-03-11
1985-05-28
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
524561, 5253297, 526240, 526241, 526317, C08F 828, C08F 812, C08F 844
Patent
active
045201722
ABSTRACT:
What are disclosed are methods for dispersing a powdered salt-forming synthetic resin in water in the presence of an agent forming a salt with said resin, methods for coating pharmaceutical dosage forms with a dispersion made by such a method, and powdered mixtures of a salt forming resin and salt forming agent for dispersion in water.
REFERENCES:
patent: 4112215 (1978-09-01), Boessler et al.
patent: 4433076 (1984-02-01), Bauer et al.
Dreher Dieter
Lehmann Klaus
Rauch Hubert
Siol Werner
Reddick T. M.
Rohm GmbH
Schofer Joseph L.
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