Carbon blacks and rubber compositions containing the carbon blac

Details Carbon blacks and rubber compositions containing the carbon blac Carbon blacks and rubber compositions containing the carbon blac

1990-09-10

1992-03-03

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...

423445, 423449, 423450, C01B 3100, C01B 3102, C09C 148, C08K 304

Patent

active

050934074

ABSTRACT:
Carbon blacks having a N.sub.2 SA of from at least about 150 m.sup.2 /g to about 180 m.sup.2 /g, a DBP of about 125 cc/100 g or less, a Dmode of 70 nm or less, a N.sub.2 SA/I.sub.2 No. ratio of 0.85 to 0.98 and a .DELTA.DBP less than 210 cc/100 g which, when incorporated into rubber compositions, impart increased abrasion resistance, heterogenous abrasion resistance and grip performance properties. Also disclosed are rubber composition incorporating the novel carbon blacks.

REFERENCES:
patent: 4246251 (1981-01-01), Braddock
patent: 4477621 (1984-10-01), Sato et al.
patent: 4500672 (1985-02-01), Suzuki et al.
patent: 4548980 (1985-10-01), Nagata et al.
patent: 4678830 (1987-07-01), Sato et al.
patent: 4784695 (1988-11-01), Mito et al.
patent: 4973463 (1990-11-01), Nakai

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