RO91264B1 - Process for the purification of 4, 4'-(dihydroxy)diphenylpropane - Google Patents

Process for the purification of 4, 4'-(dihydroxy)diphenylpropane

Info

Publication number
RO91264B1
RO91264B1 RO114754A RO11475484A RO91264B1 RO 91264 B1 RO91264 B1 RO 91264B1 RO 114754 A RO114754 A RO 114754A RO 11475484 A RO11475484 A RO 11475484A RO 91264 B1 RO91264 B1 RO 91264B1
Authority
RO
Romania
Prior art keywords
diphenylpropane
dihydroxy
purification
liquid
crystallization
Prior art date
Application number
RO114754A
Other languages
Romanian (ro)
Inventor
Coca Ivanescu
Zamfira Pavaleanu
Ileana-Cecilia-Rodica Telembici
Original Assignee
Centrul De Cercetari Pentru Fibre Chimice
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 Centrul De Cercetari Pentru Fibre Chimice filed Critical Centrul De Cercetari Pentru Fibre Chimice
Priority to RO114754A priority Critical patent/RO91264B1/en
Publication of RO91264B1 publication Critical patent/RO91264B1/en

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  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Inventia se refera la un procedeu pentru purificarea 4,4'-(dihidroxi)-difenilpropanului prin extractie lichid-lichid utilizînd un amestec de solventi acetona ciclohexan si separarea compusului prin cristalizare.The invention relates to a process for the purification of 4,4 '- (dihydroxy) -diphenylpropane by liquid-liquid extraction using a mixture of acetone cyclohexane solvents and separation of the compound by crystallization.

RO114754A 1984-06-02 1984-06-02 Process for the purification of 4, 4'-(dihydroxy)diphenylpropane RO91264B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO114754A RO91264B1 (en) 1984-06-02 1984-06-02 Process for the purification of 4, 4'-(dihydroxy)diphenylpropane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO114754A RO91264B1 (en) 1984-06-02 1984-06-02 Process for the purification of 4, 4'-(dihydroxy)diphenylpropane

Publications (1)

Publication Number Publication Date
RO91264B1 true RO91264B1 (en) 1987-03-31

Family

ID=40904069

Family Applications (1)

Application Number Title Priority Date Filing Date
RO114754A RO91264B1 (en) 1984-06-02 1984-06-02 Process for the purification of 4, 4'-(dihydroxy)diphenylpropane

Country Status (1)

Country Link
RO (1) RO91264B1 (en)

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