Carbon Blacks

Details Carbon Blacks Carbon Blacks

1991-11-13

1993-07-20

Langel, Wayne

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

4234491, 423450, C08K 304

Patent

active

052294528

ABSTRACT:
Novel carbon blacks having an I.sub.2 No. of 26-34 mg/g; a CTAB of 26-34 m.sup.2 /g; a Tint of 46-54%; a DBP of 61-69 cc/100 g and a Dst/Dmode ratio of 1.31-136. Preferably the carbon blacks are additionally characterized by having a Number Median (D.sub.c /D.sub.p) of 2.7-3.1. Also disclosed are novel rubber and plastic compositions which, when the novel carbon blacks are incorporated therein, have lowered viscosity properties during subsequent processing.

REFERENCES:
patent: 4075156 (1978-02-01), Johnson
ASTM D-1765-89 report p. 316 published 1989.
"Carbon Blacks for Specialty Applications" Cabot Corporation Jun. 1988.

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