High coking value pitch
A high coking value pitch prepared from coal tar distillate and has a low softening point and a high carbon value while containing substantially no quinoline insolubles is disclosed. The pitch can be used as an impregnant or binder for producing carbon and graphite articles.
GrafTech International Holdings Inc.
C C
C10C C10C
inventional inventional
Irwin C. Ching-Feng Richard T. Douglas J.
Lewis Chang Lewis Miller