Carbon black

Details Carbon black Carbon black

1997-03-26

2000-10-24

Dunn, Tom

Chemistry of inorganic compounds

Carbon or compound thereof

Elemental carbon

4234495, C09C 156

Patent

active

061362867

ABSTRACT:
A carbon black having a ratio of a maximum absorbance in a range of 1800 to 1670 cm.sup.-1 to a maximum absorbance in a range of 1670 to 1500 cm.sup.-1 of not less than 0.65 on condition that a straight line interconnecting the absorbances at 1805 cm.sup.-1 and 900 cm.sup.-1 is taken as a base line in an absorbance chart of infrared absorption spectrum.

REFERENCES:
patent: 3216843 (1965-11-01), Heller
patent: 3245820 (1966-04-01), Mclore
patent: 3247003 (1966-04-01), Pollock
patent: 3364048 (1968-01-01), May et al.
Basic Principles of Organic Chemistry, Roberts & Caserio 2nd ed. 1977.

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