Process to prevent scale adhesion during polymerization of vinyl

Details Process to prevent scale adhesion during polymerization of vinyl Process to prevent scale adhesion during polymerization of vinyl

1993-06-04

1995-01-03

Schofer, Joseph L.

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

Synthetic resins

Polymerizing in reactor of specified material, or in reactor...

526208, 526217, 526222, 526234, C08F 216, C08F11406

Patent

active

053787730

ABSTRACT:
Aqueous polymerization of vinyl monomer is conducted in a vessel with an internal coating. This coating is composed of the condensation reaction of an aliphatic diamine and a quinone, with the addition of a reaction stopper when reaction is 70-99% complete. Reaction stopper is an inorganic compound of sodium or sulfur.

REFERENCES:
patent: 4105839 (1978-08-01), Koyanagi et al.
patent: 4220743 (1980-09-01), Englin
patent: 4262109 (1981-04-01), Englin et al.
patent: 4404337 (1983-09-01), Hata et al.
patent: 4517344 (1985-05-01), Mitani et al.

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