Mineral oils: processes and products – Products and compositions – Asphalts – tars – pitches and resins
Patent
1984-09-04
1985-10-22
Gantz, D. E.
Mineral oils: processes and products
Products and compositions
Asphalts, tars, pitches and resins
208 44, 4234471, 4234472, 4234474, C10C 300, D01F 914
Patent
active
045487030
ABSTRACT:
A pitch suitable for carbon fiber manufacture features a pitch having a weight content of between 80 and 100 percent toluene insolubles. The pitch is derived from a deasphaltenated middle fraction of a feedstock. The pitch is characterized as being relatively free of impurities and ash. The pitch can be spun directly into carbon fibers.
REFERENCES:
patent: 2066386 (1937-01-01), Bergien
patent: 3928169 (1975-12-01), Convoy
patent: 4184942 (1980-01-01), Angier et al.
patent: 4208267 (1980-06-01), Diefendorf et al.
patent: 4219409 (1980-08-01), Dickakian
patent: 4271006 (1981-06-01), Dickakian
patent: 4363415 (1982-12-01), Dickakian
E. I. Du Pont de Nemours and Company
Gantz D. E.
Myers Helane
LandOfFree
Pitch for direct spinning into carbon fibers does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Pitch for direct spinning into carbon fibers, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Pitch for direct spinning into carbon fibers will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-120620