RO103222A2 - PRODUCTION METHOD OF A COSMETIC PIGMENT BASED ON Mn(III)NH4P2O7 - Google Patents

PRODUCTION METHOD OF A COSMETIC PIGMENT BASED ON Mn(III)NH4P2O7

Info

Publication number
RO103222A2
RO103222A2 RO13836189A RO13836189A RO103222A2 RO 103222 A2 RO103222 A2 RO 103222A2 RO 13836189 A RO13836189 A RO 13836189A RO 13836189 A RO13836189 A RO 13836189A RO 103222 A2 RO103222 A2 RO 103222A2
Authority
RO
Romania
Prior art keywords
nh4p2o7
iii
production method
pigment based
cosmetic pigment
Prior art date
Application number
RO13836189A
Other languages
Romanian (ro)
Other versions
RO103222B1 (en
Inventor
Camelia Paun
Vasile Parvulescu
Ovidiu Seicaru
Ileana Dumitru
Gheorghe Simion
Original Assignee
Inst Cercetari Ing Te
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 Inst Cercetari Ing Te filed Critical Inst Cercetari Ing Te
Priority to RO138361A priority Critical patent/RO103222B1/en
Publication of RO103222A2 publication Critical patent/RO103222A2/en
Publication of RO103222B1 publication Critical patent/RO103222B1/en

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  • Cosmetics (AREA)

Abstract

The process employs Mn chloride or sulphate soln. Pptn. of a complex of Mn from oxidn. in the presence of KMnO4 or H2O2 and orthophosphoric acid and with heating to 300-350 deg. C, is followed by repeated washing in demineralised water. Filtration, washing with ethyl alcohol, and drying completes the process.
RO138361A 1989-02-22 1989-02-22 Production method of a cosmetic pigment based on mn(iii)nh4p2o7 RO103222B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO138361A RO103222B1 (en) 1989-02-22 1989-02-22 Production method of a cosmetic pigment based on mn(iii)nh4p2o7

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO138361A RO103222B1 (en) 1989-02-22 1989-02-22 Production method of a cosmetic pigment based on mn(iii)nh4p2o7

Publications (2)

Publication Number Publication Date
RO103222A2 true RO103222A2 (en) 1991-12-02
RO103222B1 RO103222B1 (en) 1992-06-26

Family

ID=20124067

Family Applications (1)

Application Number Title Priority Date Filing Date
RO138361A RO103222B1 (en) 1989-02-22 1989-02-22 Production method of a cosmetic pigment based on mn(iii)nh4p2o7

Country Status (1)

Country Link
RO (1) RO103222B1 (en)

Also Published As

Publication number Publication date
RO103222B1 (en) 1992-06-26

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