DE3380898D1 - Verfahren zur herstellung von optisch-anisotropem pech. - Google Patents

Verfahren zur herstellung von optisch-anisotropem pech.

Info

Publication number
DE3380898D1
DE3380898D1 DE8383301552T DE3380898T DE3380898D1 DE 3380898 D1 DE3380898 D1 DE 3380898D1 DE 8383301552 T DE8383301552 T DE 8383301552T DE 3380898 T DE3380898 T DE 3380898T DE 3380898 D1 DE3380898 D1 DE 3380898D1
Authority
DE
Germany
Prior art keywords
anisotropal
pech
producing optical
producing
optical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE8383301552T
Other languages
English (en)
Inventor
Takayuki Izumi
Tsutomu Naito
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tonen General Sekiyu KK
Original Assignee
Toa Nenryo Kogyyo KK
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toa Nenryo Kogyyo KK filed Critical Toa Nenryo Kogyyo KK
Application granted granted Critical
Publication of DE3380898D1 publication Critical patent/DE3380898D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/145—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues
    • D01F9/155—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues from petroleum pitch
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10C—WORKING-UP PITCH, ASPHALT, BITUMEN, TAR; PYROLIGNEOUS ACID
    • C10C3/00—Working-up pitch, asphalt, bitumen
    • C10C3/002—Working-up pitch, asphalt, bitumen by thermal means
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/145—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues
    • D01F9/15—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues from coal pitch
DE8383301552T 1982-03-24 1983-03-21 Verfahren zur herstellung von optisch-anisotropem pech. Expired - Lifetime DE3380898D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4790382A JPS58164687A (ja) 1982-03-24 1982-03-24 光学的異方性ピツチの製造方法

Publications (1)

Publication Number Publication Date
DE3380898D1 true DE3380898D1 (de) 1990-01-04

Family

ID=12788346

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383301552T Expired - Lifetime DE3380898D1 (de) 1982-03-24 1983-03-21 Verfahren zur herstellung von optisch-anisotropem pech.

Country Status (5)

Country Link
EP (1) EP0089840B1 (de)
JP (1) JPS58164687A (de)
AU (1) AU565830B2 (de)
CA (1) CA1196596A (de)
DE (1) DE3380898D1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60168787A (ja) * 1984-02-13 1985-09-02 Fuji Standard Res Kk ピツチの製造方法
DE3468696D1 (en) * 1983-05-20 1988-02-18 Fuji Standard Res Inc Method of preparing carbonaceous pitch
DE3476685D1 (en) * 1984-08-28 1989-03-16 Kawasaki Steel Co A method for producing a precursor pitch for carbon fiber
AU593326B2 (en) * 1986-06-09 1990-02-08 Conoco Inc. Pressure settling of mesophase

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4184942A (en) * 1978-05-05 1980-01-22 Exxon Research & Engineering Co. Neomesophase formation
JPS57119984A (en) * 1980-07-21 1982-07-26 Toa Nenryo Kogyo Kk Preparation of meso-phase pitch
JPS5917043B2 (ja) * 1980-11-05 1984-04-19 興亜石油株式会社 粒径の均一なメソカ−ボンマイクロビ−ズの製造法
JPS5788016A (en) * 1980-11-19 1982-06-01 Toa Nenryo Kogyo Kk Optically anisotropic carbonaceous pitch for carbon material, its manufacture, and manufacture of carbonaceous pitch fiber and carbon fiber
JPS57125289A (en) * 1981-01-28 1982-08-04 Toa Nenryo Kogyo Kk Preparation of optically anisotropic carbonaceous pitch

Also Published As

Publication number Publication date
AU565830B2 (en) 1987-10-01
EP0089840A1 (de) 1983-09-28
AU1275583A (en) 1983-09-29
JPS58164687A (ja) 1983-09-29
CA1196596A (en) 1985-11-12
EP0089840B1 (de) 1989-11-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee