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Title: 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.
Inventors:
; ; ;
Issue Date:
OSTI Identifier:
1133956
Assignee:
GrafTech International Holdings Inc. (Parma, OH) NETL
Patent Number(s):
8,747,651
Application Number:
12/154,430
Contract Number:
FC26-03NT41874
Research Org:
NETL (National Energy Technology Laboratory, Pittsburgh, PA, and Morgantown, WV (United States))
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English
Subject:
01 COAL, LIGNITE, AND PEAT

Works referenced in this record:

Thermodynamics of carbonaceous mesophase: II. General theory for nonideal solutions
journal, May 2001

Quantitative determination of anisotropic domain size in mesophase pitch
journal, January 1987

A laser desorption ionization mass spectrometry investigation of triarylboranes and tri-9-anthrylborane photolysis products
journal, February 2005

Evaluation of a delayed coking process by 1H and 13C n.m.r. spectroscopy: 2. Detailed interpretation of liquid n.m.r. spectra
journal, December 1994

Rheological characteristics of coal tar and petroleum pitches with and without additives
journal, January 1977