JPH0446253B2 - - Google Patents

Info

Publication number
JPH0446253B2
JPH0446253B2 JP60276879A JP27687985A JPH0446253B2 JP H0446253 B2 JPH0446253 B2 JP H0446253B2 JP 60276879 A JP60276879 A JP 60276879A JP 27687985 A JP27687985 A JP 27687985A JP H0446253 B2 JPH0446253 B2 JP H0446253B2
Authority
JP
Japan
Prior art keywords
cresol
bis
crystals
biscresol
crude
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
JP60276879A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62138443A (ja
Inventor
Shigeru Iimuro
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP27687985A priority Critical patent/JPS62138443A/ja
Publication of JPS62138443A publication Critical patent/JPS62138443A/ja
Publication of JPH0446253B2 publication Critical patent/JPH0446253B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP27687985A 1985-12-11 1985-12-11 ビスクレゾ−ルの製造方法 Granted JPS62138443A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP27687985A JPS62138443A (ja) 1985-12-11 1985-12-11 ビスクレゾ−ルの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27687985A JPS62138443A (ja) 1985-12-11 1985-12-11 ビスクレゾ−ルの製造方法

Publications (2)

Publication Number Publication Date
JPS62138443A JPS62138443A (ja) 1987-06-22
JPH0446253B2 true JPH0446253B2 (en, 2012) 1992-07-29

Family

ID=17575674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP27687985A Granted JPS62138443A (ja) 1985-12-11 1985-12-11 ビスクレゾ−ルの製造方法

Country Status (1)

Country Link
JP (1) JPS62138443A (en, 2012)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5104038B2 (ja) * 2007-05-25 2012-12-19 株式会社エーピーアイ コーポレーション ビスフェノール化合物の顆粒状粉末及びその製造方法
JP7021561B2 (ja) * 2017-03-06 2022-02-17 三菱ケミカル株式会社 ２，２－ビス（４－ヒドロキシ－３－メチルフェニル）プロパンの製造方法およびポリカーボネート樹脂の製造方法
JP7404873B2 (ja) 2017-08-22 2023-12-26 三菱ケミカル株式会社 ビスフェノール組成物及びその製造方法、並びにポリカーボネート樹脂及びその製造方法
WO2019039515A1 (ja) 2017-08-22 2019-02-28 三菱ケミカル株式会社 ビスフェノール組成物及びその製造方法、並びにポリカーボネート樹脂及びその製造方法
WO2020184182A1 (ja) * 2019-03-14 2020-09-17 三菱ケミカル株式会社 ビスフェノール組成物及びポリカーボネート樹脂
KR20250005981A (ko) 2022-04-27 2025-01-10 미쯔비시 케미컬 주식회사 비스페놀 함유 조성물 및 그 제조 방법, 비스페놀 a 의 제조 방법 그리고 폴리카보네이트 수지의 제조 방법

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53101347A (en) * 1976-12-30 1978-09-04 Gen Electric Method for purification of crude diphenol

Also Published As

Publication number Publication date
JPS62138443A (ja) 1987-06-22

Similar Documents

Publication Publication Date Title
US3073868A (en) Production and purification of diphenylolalkanes
JPS59231033A (ja) ビスフエノ−ルａの精製方法
CN1017704B (zh) 制备高纯度2，2-二(4-羟苯基)丙烷的方法
US4408087A (en) Purification of bisphenol-A
JPS63159335A (ja) プロセス
US4113974A (en) Process for purifying impure diphenols
JPH0446253B2 (en, 2012)
JPH029832A (ja) 固形物の洗浄回収方法
US4740634A (en) Process for crystallizing bisphenol-A
US3207795A (en) Production and purification of diphenylolalkanes
US4507509A (en) Purification of bisphenol-A
US4780567A (en) Process for producing aromatic hydroxycarboxylic acids
JPS582236B2 (ja) ジヒドロキシジフエニルスルホン異性体混合物から４，４′−ジヒドロキシジフエニルスルホンを単離する方法
JPH01211544A (ja) ビスフェノールａの製造方法
JP3674010B2 (ja) パラフェニレンジイソシアナートの製造方法
US6972344B2 (en) Method of producing pure 1,1-bis-(4-hydroxyphenyl)-3,3,5-trimethylcyclohexane
JP3291987B2 (ja) Ｏ，ｓ−ジメチル−ｎ−アセチルホスホルアミドチオエートの精製法
JPH0248543A (ja) Ｐ，ｐ´−ビフェノールの精製方法
JPH10265423A (ja) ビスフェノール類の製造方法
JP2697054B2 (ja) ｐ―ヒドロキシベンズアルデヒドの製造方法
CN108083987B (zh) 一种超高纯双酚a的提纯方法
US3821294A (en) Process for producing very pure tetra chlorobisphenol a
US5399783A (en) Preparation of 6,6'-dihydroxy-3,3,3',3'-tetramethyl-1,1'-spirobiindane
US5274131A (en) 2-chloropropionaldehyde trimer and production process thereof
JPS61129142A (ja) ｐ−キシレンの分離法