Preparation of video disc molding composition

Details Preparation of video disc molding composition Preparation of video disc molding composition

1981-10-14

1983-08-16

Barr, Josephine

Compositions

Electrically conductive or emissive compositions

Elemental carbon containing

524567, 524379, H01B 106

Patent

active

043990614

ABSTRACT:
An improvement in preparing PVC resin based conductive molding compositions suitable for the manufacture of capacitive high density information discs wherein isopropyl alcohol is added to ingredients to be dry blended thus substantially reducing the amount of powder which accumulates on the inner surface of the mixing vessel during blending.

REFERENCES:
patent: 3842194 (1974-10-01), Clemens
patent: 3960790 (1976-06-01), Khanna
patent: 4151132 (1979-04-01), Khanna
patent: 4228050 (1980-10-01), Martin et al.
Cyanamid Technical Information Bulletin No. D-24, Cyastat 609 Antistatic Agent.

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