Aqueous dispersions of polyvinylbutyral having low content of hy

Details Aqueous dispersions of polyvinylbutyral having low content of hy Aqueous dispersions of polyvinylbutyral having low content of hy

1979-08-28

1983-08-09

Schofer, Joseph L.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524803, C08L 5902

Patent

active

043979696

ABSTRACT:
Aqueous dispersions of particulate polyvinylbutyral are disclosed, said dispersions comprising an amount of hydrosolubles dissolved in the aqueous phase thereof, the content in the dispersions of said dissolved hydrosolubles being less than about 2.5% by weight, based upon the weight of the polyvinylbutyral. Said dispersions are useful in the formulation of certain coating compositions, e.g., paints and varnishes.

REFERENCES:
patent: 3148141 (1964-09-01), Schonenberger et al.
patent: 3234161 (1966-02-01), Snelgrove
patent: 4082659 (1978-04-01), Heinze et al.
patent: 4128517 (1978-12-01), Kydonieus
patent: 4271055 (1981-06-01), Daniel et al.

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