RO114612B1 - Procedeu de preparare a peroxidului de benzoil granulat - Google Patents

Procedeu de preparare a peroxidului de benzoil granulat

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Publication number
RO114612B1
RO114612B1 RO97-01959A RO9701959A RO114612B1 RO 114612 B1 RO114612 B1 RO 114612B1 RO 9701959 A RO9701959 A RO 9701959A RO 114612 B1 RO114612 B1 RO 114612B1
Authority
RO
Romania
Prior art keywords
water
benzoyl peroxide
peroxide
naoh
molar ratio
Prior art date
Application number
RO97-01959A
Other languages
English (en)
Inventor
Stănescu Anton Muchitsch
Aurelia Hofnar
Cristina Constantinescu
Original Assignee
S.C. Chimopar S.A.
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 S.C. Chimopar S.A. filed Critical S.C. Chimopar S.A.
Priority to RO97-01959A priority Critical patent/RO114612B1/ro
Publication of RO114612B1 publication Critical patent/RO114612B1/ro

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

Abstract

Invenţia se referă la un procedeu de preparare a peroxidului de benzoil granulat 75%, prin reacţia dintre o soluţie de hidroxid de sodiu 25%, apă oxigenată 35% şi clorură de benzoil în raport molar NaOH : HO: clorură de benzoil de 2,5 : 1 : 2, în prezenţa unui agent tensioactiv în raport, cu clorura de benzoil, de 0,02 : 1, spălarea produsului cu apă demineralizată şi apoi cu o soluţie alcalină (NaCOsol 2%, NHOH sol 5%), filtrare, suspendare în apă demineralizată alături de un agent nemiscibil cu apa, în raport molar peroxid de benzoil : apă demineralizată : agent nemiscibil cu apa de 1: 4 : 0,02...0,04, agitarea suspensiei timp de 30 min şi filtrarea acesteia.
RO97-01959A 1997-10-21 1997-10-21 Procedeu de preparare a peroxidului de benzoil granulat RO114612B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO97-01959A RO114612B1 (ro) 1997-10-21 1997-10-21 Procedeu de preparare a peroxidului de benzoil granulat

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO97-01959A RO114612B1 (ro) 1997-10-21 1997-10-21 Procedeu de preparare a peroxidului de benzoil granulat

Publications (1)

Publication Number Publication Date
RO114612B1 true RO114612B1 (ro) 1999-06-30

Family

ID=64357639

Family Applications (1)

Application Number Title Priority Date Filing Date
RO97-01959A RO114612B1 (ro) 1997-10-21 1997-10-21 Procedeu de preparare a peroxidului de benzoil granulat

Country Status (1)

Country Link
RO (1) RO114612B1 (ro)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109761870A (zh) * 2019-02-22 2019-05-17 江苏强盛功能化学股份有限公司 一种过氧化二苯甲酰的制备方法
CN109912481A (zh) * 2019-04-04 2019-06-21 常熟市滨江化工有限公司 一种利用回用母液制备过氧化(二)苯甲酰的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109761870A (zh) * 2019-02-22 2019-05-17 江苏强盛功能化学股份有限公司 一种过氧化二苯甲酰的制备方法
CN109912481A (zh) * 2019-04-04 2019-06-21 常熟市滨江化工有限公司 一种利用回用母液制备过氧化(二)苯甲酰的方法

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