JPS57133116A - Preparation of high purity phenolic novolak epoxy resin - Google Patents

Preparation of high purity phenolic novolak epoxy resin

Info

Publication number
JPS57133116A
JPS57133116A JP1921081A JP1921081A JPS57133116A JP S57133116 A JPS57133116 A JP S57133116A JP 1921081 A JP1921081 A JP 1921081A JP 1921081 A JP1921081 A JP 1921081A JP S57133116 A JPS57133116 A JP S57133116A
Authority
JP
Japan
Prior art keywords
resin
phenolic novolak
alkali metal
metal hydroxide
solution
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.)
Granted
Application number
JP1921081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6354007B2 (enrdf_load_html_response
Inventor
Michio Aritomi
Yoshiaki Nakamura
Nobuhiro Shiyudo
Akihiro Tachibana
Yukio Nakamura
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.)
Tohto Kasei Co Ltd
Original Assignee
Tohto Kasei Co Ltd
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 Tohto Kasei Co Ltd filed Critical Tohto Kasei Co Ltd
Priority to JP1921081A priority Critical patent/JPS57133116A/ja
Publication of JPS57133116A publication Critical patent/JPS57133116A/ja
Publication of JPS6354007B2 publication Critical patent/JPS6354007B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Epoxy Resins (AREA)
JP1921081A 1981-02-12 1981-02-12 Preparation of high purity phenolic novolak epoxy resin Granted JPS57133116A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1921081A JPS57133116A (en) 1981-02-12 1981-02-12 Preparation of high purity phenolic novolak epoxy resin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1921081A JPS57133116A (en) 1981-02-12 1981-02-12 Preparation of high purity phenolic novolak epoxy resin

Publications (2)

Publication Number Publication Date
JPS57133116A true JPS57133116A (en) 1982-08-17
JPS6354007B2 JPS6354007B2 (enrdf_load_html_response) 1988-10-26

Family

ID=11993000

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1921081A Granted JPS57133116A (en) 1981-02-12 1981-02-12 Preparation of high purity phenolic novolak epoxy resin

Country Status (1)

Country Link
JP (1) JPS57133116A (enrdf_load_html_response)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63254121A (ja) * 1987-04-10 1988-10-20 Sumitomo Chem Co Ltd エポキシ樹脂の製造方法
JPS641719A (en) * 1987-06-24 1989-01-06 Toto Kasei Kk Production of epoxy polymer
JPH01252624A (ja) * 1987-12-16 1989-10-09 Sumitomo Chem Co Ltd 多価フェノールのグリシジルエーテルの製造方法
US4931515A (en) * 1983-04-04 1990-06-05 Sumitomo Chemical Company, Limited Method for producing encapsulated semiconductor from improved epoxy resins

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2848435A (en) * 1955-03-28 1958-08-19 Shell Dev Process for the manufacture of epoxy resins
FR1379574A (fr) * 1963-01-18 1964-11-20 Inventa Ag Procédé pour la fabrication de composés durcissables contenant des groupes époxy
US4017523A (en) * 1974-05-30 1977-04-12 Societa' Italiana Resine S.I.R. S.P.A. Process for the continuous preparation of polyglycidyl ethers of polyhydroxy phenols
JPS5335999A (en) * 1976-09-16 1978-04-03 Nissin Electric Co Ltd Capacitor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2848435A (en) * 1955-03-28 1958-08-19 Shell Dev Process for the manufacture of epoxy resins
FR1379574A (fr) * 1963-01-18 1964-11-20 Inventa Ag Procédé pour la fabrication de composés durcissables contenant des groupes époxy
US4017523A (en) * 1974-05-30 1977-04-12 Societa' Italiana Resine S.I.R. S.P.A. Process for the continuous preparation of polyglycidyl ethers of polyhydroxy phenols
JPS5335999A (en) * 1976-09-16 1978-04-03 Nissin Electric Co Ltd Capacitor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4931515A (en) * 1983-04-04 1990-06-05 Sumitomo Chemical Company, Limited Method for producing encapsulated semiconductor from improved epoxy resins
JPS63254121A (ja) * 1987-04-10 1988-10-20 Sumitomo Chem Co Ltd エポキシ樹脂の製造方法
JPS641719A (en) * 1987-06-24 1989-01-06 Toto Kasei Kk Production of epoxy polymer
JPH01252624A (ja) * 1987-12-16 1989-10-09 Sumitomo Chem Co Ltd 多価フェノールのグリシジルエーテルの製造方法

Also Published As

Publication number Publication date
JPS6354007B2 (enrdf_load_html_response) 1988-10-26

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