MY107751A - Process for production of vinyl chloride polymer. - Google Patents

Process for production of vinyl chloride polymer.

Info

Publication number
MY107751A
MY107751A MYUI89001316A MYUI19891316A MY107751A MY 107751 A MY107751 A MY 107751A MY UI89001316 A MYUI89001316 A MY UI89001316A MY UI19891316 A MYUI19891316 A MY UI19891316A MY 107751 A MY107751 A MY 107751A
Authority
MY
Malaysia
Prior art keywords
monomer
vinyl chloride
polymerization
production
viny
Prior art date
Application number
MYUI89001316A
Inventor
Koyanagi Shunichi
Kitamura Hajime
Shimizu Toshihide
Kaneko Ichiro
Original Assignee
Shinetsu Chemical Co
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 Shinetsu Chemical Co filed Critical Shinetsu Chemical Co
Priority to MYUI89001316A priority Critical patent/MY107751A/en
Publication of MY107751A publication Critical patent/MY107751A/en

Links

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  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

THIS PROCESS IS A PROCESS FOR PRODUCTION OF A VINYL CHLORIDE POLYMER BY SUSPENSION POLYMERIZATION OR EMULSION POLYMERIZATION OF VINYL CHLORIDE MONOMER OR A MIXTURE OF VINY CLORIDE MONOMER WITH A VINY MONOMER COPOLYMERIZABLE WITH SAID VINYL CHLORIDE MONOMER IN AN AQUEOUS MEDIUM, CHARACTERIZED IN THAT THE POLYMERIZATION IS CARRIED OUT IN A POLYMERIZER, THE INNER WALL SURFACE AND PORTIONS OF THE AUXILIARY EQUPMENT THEREOF WHICH MAY COME INTO CONTACT WITH THE MONOMER DURING POLYMERIZATION BEING PREVIOUSLY COATED WITH A SCALING PREVENTIVE COMPRISING AT LEAST ONE SELECTED FROM DYES, PIGMENTS AND AROMATIC OR HETEROCYCLIC COMPOUNDS HAVING AT LEAST 5 CONJUGATED ? BONDS, WHILE CONTROLLING THE CHLORIDE ION CONCENTRATION IN THE REACTION MIXTURE TO NOT HIGHER THAN 100 PPM. ACCORDING TO SAID PROCESS, SCALING ONTO THE INNER WALL SURFACE OF A POLYMERIZER, ETC. DURING POLYMERIZATION CAN BE PREVENTED EFFECTIVELY AND SURELY.
MYUI89001316A 1989-09-25 1989-09-25 Process for production of vinyl chloride polymer. MY107751A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MYUI89001316A MY107751A (en) 1989-09-25 1989-09-25 Process for production of vinyl chloride polymer.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MYUI89001316A MY107751A (en) 1989-09-25 1989-09-25 Process for production of vinyl chloride polymer.

Publications (1)

Publication Number Publication Date
MY107751A true MY107751A (en) 1996-06-15

Family

ID=81607631

Family Applications (1)

Application Number Title Priority Date Filing Date
MYUI89001316A MY107751A (en) 1989-09-25 1989-09-25 Process for production of vinyl chloride polymer.

Country Status (1)

Country Link
MY (1) MY107751A (en)

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