JPS51136618A - Process for preparation of tartaric acids - Google Patents

Process for preparation of tartaric acids

Info

Publication number
JPS51136618A
JPS51136618A JP50058697A JP5869775A JPS51136618A JP S51136618 A JPS51136618 A JP S51136618A JP 50058697 A JP50058697 A JP 50058697A JP 5869775 A JP5869775 A JP 5869775A JP S51136618 A JPS51136618 A JP S51136618A
Authority
JP
Japan
Prior art keywords
tartaric acids
preparation
epoxidation
hydrolysis
precipitation
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.)
Pending
Application number
JP50058697A
Other languages
Japanese (ja)
Inventor
Yuichi Miura
Kiyohiko Yoshitani
Hitoshi Takesue
Kenji Fujii
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.)
Tokuyama Corp
Original Assignee
Tokuyama 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 Tokuyama Corp filed Critical Tokuyama Corp
Priority to JP50058697A priority Critical patent/JPS51136618A/en
Publication of JPS51136618A publication Critical patent/JPS51136618A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:Tartaric acids are continuously prepared by the closed system of three stage: first, epoxidation of maleic acid with H2O2, second, hydrolysis with enzyme, and third, precipitation and separation as calcium tartrate.
JP50058697A 1975-05-19 1975-05-19 Process for preparation of tartaric acids Pending JPS51136618A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50058697A JPS51136618A (en) 1975-05-19 1975-05-19 Process for preparation of tartaric acids

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50058697A JPS51136618A (en) 1975-05-19 1975-05-19 Process for preparation of tartaric acids

Publications (1)

Publication Number Publication Date
JPS51136618A true JPS51136618A (en) 1976-11-26

Family

ID=13091712

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50058697A Pending JPS51136618A (en) 1975-05-19 1975-05-19 Process for preparation of tartaric acids

Country Status (1)

Country Link
JP (1) JPS51136618A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5181435A (en) * 1975-01-10 1976-07-16 Minoru Yamamoto
EP1172351A1 (en) * 2000-07-10 2002-01-16 Puratos N.V. Plaster retarding composition

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5181435A (en) * 1975-01-10 1976-07-16 Minoru Yamamoto
JPS5751520B2 (en) * 1975-01-10 1982-11-02
EP1172351A1 (en) * 2000-07-10 2002-01-16 Puratos N.V. Plaster retarding composition
US6797053B2 (en) 2000-07-10 2004-09-28 Puratos Naamzoze Vennooschap Plaster retarding composition

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