RO81409B1 - Procedeu discontinuu de polimerizare a stirenului - Google Patents

Procedeu discontinuu de polimerizare a stirenului

Info

Publication number
RO81409B1
RO81409B1 RO103052A RO10305280A RO81409B1 RO 81409 B1 RO81409 B1 RO 81409B1 RO 103052 A RO103052 A RO 103052A RO 10305280 A RO10305280 A RO 10305280A RO 81409 B1 RO81409 B1 RO 81409B1
Authority
RO
Romania
Prior art keywords
peroxide
tert
discontinuous
polymerization process
ortho
Prior art date
Application number
RO103052A
Other languages
English (en)
Other versions
RO81409A2 (ro
Inventor
Maria Stanescu
Nicolae Mitrea
Cornelia Sofronie
Ana Nica
Bernd Bader
Crisan Casadjicov
Andrei Stefanesti Grigorescu
Original Assignee
Combinatul Petrochimic
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 Combinatul Petrochimic filed Critical Combinatul Petrochimic
Priority to RO103052A priority Critical patent/RO81409B1/ro
Publication of RO81409A2 publication Critical patent/RO81409A2/ro
Publication of RO81409B1 publication Critical patent/RO81409B1/ro

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  • Polymerization Catalysts (AREA)
  • Polymerisation Methods In General (AREA)

Abstract

Procedeul de polimerizare a stirenului în suspensie consta în faptul ca în mediul de reactie se introduce o combinatie de trei initiatori proxidici si anume, primul este ales dintre peroxidul de orto-metilbenzil, peroxidul de orto-metilbenzil, peroxid de octanoil, peroxid de lauril, peroxid de 3,3,5-trimetilhexanoil, butilperpivalat, tert-butilperneodecanoat, 1,1,1,3-tert-metilbutilperoxi-2-etilhexanoat, al doilea peroxid fiind ales dintre peroxidul de dibenzoil, perctoat de tert-butil sau tert-butilperizobutiratul, iar al treilea fiind ales dintre 1,1-bis-(tert-butilperoxi)-3,3,5-trimetiliclohexan, 1,1-bis-(tert-butilperoxid)ciclohexan, di-tert-butilperoxiazelatul, di-tert-butilperoxitereftalatul, la un ciclu de paliere cuprins între 80 si 115 degree C sau un ciclu continuu crescator, cuprins între 80 si 120 degree C.
RO103052A 1980-12-31 1980-12-31 Procedeu discontinuu de polimerizare a stirenului RO81409B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO103052A RO81409B1 (ro) 1980-12-31 1980-12-31 Procedeu discontinuu de polimerizare a stirenului

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO103052A RO81409B1 (ro) 1980-12-31 1980-12-31 Procedeu discontinuu de polimerizare a stirenului

Publications (2)

Publication Number Publication Date
RO81409A2 RO81409A2 (ro) 1983-02-15
RO81409B1 true RO81409B1 (ro) 1983-02-28

Family

ID=20109382

Family Applications (1)

Application Number Title Priority Date Filing Date
RO103052A RO81409B1 (ro) 1980-12-31 1980-12-31 Procedeu discontinuu de polimerizare a stirenului

Country Status (1)

Country Link
RO (1) RO81409B1 (ro)

Also Published As

Publication number Publication date
RO81409A2 (ro) 1983-02-15

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