Finely distributed polyvinyl chloride molding compositions capab

Details Finely distributed polyvinyl chloride molding compositions capab Finely distributed polyvinyl chloride molding compositions capab

1977-10-17

1979-01-30

Michl, Paul R.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

5263443, C08K 542

Patent

active

041373812

ABSTRACT:
Powdery molding compositions capable of being sintered made from polyvinyl chloride, which are especially suitable for the manufacture of separator plates for electric cells, and which substantially consist of a suspension polyvinyl chloride, from 0.003 to 0.45 weight %, relative to the molding composition, of free sulfonic acids selected from the group of alkylarylsulfonic acids and/or alkylsulfonic acids, and 1/9 to 7/3 of said 0.003 to 0.45 weight % of anions of said sulfonic acids, in the form of their salts with organic cations, selected from the group of quaternary ammonium cations.

REFERENCES:
patent: 2236515 (1941-04-01), Cahn
patent: 2778814 (1957-01-01), Behrens
patent: 3068211 (1962-12-01), Deanin
patent: 3706705 (1972-12-01), Koyanagi
patent: 3865799 (1975-02-01), Katagiri
patent: 3895000 (1975-07-01), Mathieu
patent: 3925442 (1975-12-01), Samour
patent: 3950318 (1976-04-01), Park
patent: 3951883 (1976-04-01), Ruchlak
patent: 3975338 (1976-08-01), Tsubota

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