JPS6121589B2 - - Google Patents

Info

Publication number
JPS6121589B2
JPS6121589B2 JP56024664A JP2466481A JPS6121589B2 JP S6121589 B2 JPS6121589 B2 JP S6121589B2 JP 56024664 A JP56024664 A JP 56024664A JP 2466481 A JP2466481 A JP 2466481A JP S6121589 B2 JPS6121589 B2 JP S6121589B2
Authority
JP
Japan
Prior art keywords
pitch
solvent
softening point
insoluble content
molecular weight
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
Application number
JP56024664A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57139179A (en
Inventor
Kozo Yumitate
Noryoshi Fukuda
Takeshi Nagasawa
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.)
JFE Steel Corp
Original Assignee
Kawasaki Steel Corp
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 Kawasaki Steel Corp filed Critical Kawasaki Steel Corp
Priority to JP2466481A priority Critical patent/JPS57139179A/ja
Publication of JPS57139179A publication Critical patent/JPS57139179A/ja
Publication of JPS6121589B2 publication Critical patent/JPS6121589B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Working-Up Tar And Pitch (AREA)
  • Inorganic Fibers (AREA)
JP2466481A 1981-02-21 1981-02-21 Preparation of hard pitch Granted JPS57139179A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2466481A JPS57139179A (en) 1981-02-21 1981-02-21 Preparation of hard pitch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2466481A JPS57139179A (en) 1981-02-21 1981-02-21 Preparation of hard pitch

Publications (2)

Publication Number Publication Date
JPS57139179A JPS57139179A (en) 1982-08-27
JPS6121589B2 true JPS6121589B2 (OSRAM) 1986-05-28

Family

ID=12144406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2466481A Granted JPS57139179A (en) 1981-02-21 1981-02-21 Preparation of hard pitch

Country Status (1)

Country Link
JP (1) JPS57139179A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5982417A (ja) * 1982-11-04 1984-05-12 Mitsubishi Oil Co Ltd 炭素繊維原料ピッチの製造方法
JPS5941387A (ja) * 1982-08-30 1984-03-07 Osaka Gas Co Ltd ピッチの製造方法
JPS6136392A (ja) * 1984-07-06 1986-02-21 アライド・コーポレーシヨン 低固形分コールタール系含浸用ピツチ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5281321A (en) * 1975-12-09 1977-07-07 Koa Oil Co Ltd Method of manufacturing binder pitch from petroleum heavy hydrocarbons
JPS6034599B2 (ja) * 1977-06-24 1985-08-09 新日鐵化学株式会社 炭素材用バインダ−ピツチの製法
JPS54160427A (en) * 1977-07-08 1979-12-19 Exxon Research Engineering Co Production of optically anisotropic* deformable pitch* optical anisotropic pitch* and pitch fiber

Also Published As

Publication number Publication date
JPS57139179A (en) 1982-08-27

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