NO912407D0 - Forebygging av beleggdannelse i en polymerisasjonsreaktor. - Google Patents

Forebygging av beleggdannelse i en polymerisasjonsreaktor.

Info

Publication number
NO912407D0
NO912407D0 NO1991912407A NO912407A NO912407D0 NO 912407 D0 NO912407 D0 NO 912407D0 NO 1991912407 A NO1991912407 A NO 1991912407A NO 912407 A NO912407 A NO 912407A NO 912407 D0 NO912407 D0 NO 912407D0
Authority
NO
Norway
Prior art keywords
prevention
coating
polymerization reactor
reactor
polymerization
Prior art date
Application number
NO1991912407A
Other languages
English (en)
Other versions
NO912407L (no
Inventor
Raymond C Dewald
Paul O Hong
Original Assignee
Occidental Chem 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
Priority claimed from US07/344,269 external-priority patent/US5013991A/en
Priority claimed from US07/424,415 external-priority patent/US5298578A/en
Application filed by Occidental Chem Co filed Critical Occidental Chem Co
Publication of NO912407D0 publication Critical patent/NO912407D0/no
Publication of NO912407L publication Critical patent/NO912407L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/002—Scale prevention in a polymerisation reactor or its auxiliary parts
    • C08F2/005—Scale prevention in a polymerisation reactor or its auxiliary parts by addition of a scale inhibitor to the polymerisation medium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D279/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms
    • C07D279/10—1,4-Thiazines; Hydrogenated 1,4-thiazines
    • C07D279/14—1,4-Thiazines; Hydrogenated 1,4-thiazines condensed with carbocyclic rings or ring systems
    • C07D279/18—[b, e]-condensed with two six-membered rings
    • C07D279/20—[b, e]-condensed with two six-membered rings with hydrogen atoms directly attached to the ring nitrogen atom
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F14/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
    • C08F14/02—Monomers containing chlorine
    • C08F14/04—Monomers containing two carbon atoms
    • C08F14/06—Vinyl chloride
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/002—Scale prevention in a polymerisation reactor or its auxiliary parts
    • C08F2/004—Scale prevention in a polymerisation reactor or its auxiliary parts by a prior coating on the reactor walls

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
NO91912407A 1989-04-27 1991-06-20 Forebygging av beleggdannelse i en polymerisasjonsreaktor. NO912407L (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/344,269 US5013991A (en) 1989-04-27 1989-04-27 Multi-voltage alternator with integral bank switched bridge
US07/424,415 US5298578A (en) 1987-07-30 1989-10-20 Use of phenothiazine derivatives to inhibit scale build up during polymerization of vinyl chloride
PCT/US1990/005829 WO1991006576A1 (en) 1989-04-27 1990-10-17 Polymerization reactor scale prevention

Publications (2)

Publication Number Publication Date
NO912407D0 true NO912407D0 (no) 1991-06-20
NO912407L NO912407L (no) 1991-06-20

Family

ID=26977816

Family Applications (1)

Application Number Title Priority Date Filing Date
NO91912407A NO912407L (no) 1989-04-27 1991-06-20 Forebygging av beleggdannelse i en polymerisasjonsreaktor.

Country Status (6)

Country Link
EP (1) EP0496816A4 (no)
JP (2) JP3053212B2 (no)
CN (1) CN1036400C (no)
AU (1) AU6715990A (no)
NO (1) NO912407L (no)
WO (1) WO1991006576A1 (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69501137T2 (de) 1994-09-14 1998-04-09 Shinetsu Chemical Co Verfahren zur Herstellung von einem Vinyl-Chlorid-Typ Polymer
US6174986B1 (en) 1996-12-20 2001-01-16 Mitsui Chemicals, Inc. Polymerization of vinyl chloride
KR102005532B1 (ko) * 2012-02-01 2019-07-30 닛산 가가쿠 가부시키가이샤 복소환을 포함하는 공중합 수지를 포함하는 레지스트 하층막 형성 조성물
US20200087582A1 (en) * 2016-12-19 2020-03-19 Sabic Global Technologies B.V. Method of treating a hydrocarbon stream

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180634A (en) * 1975-07-18 1979-12-25 Shin-Etsu Chemical Co., Ltd. Polymerizing vinyl chloride with lowering of scale formation
BE859630A (fr) * 1976-10-12 1978-04-12 Kanegafuchi Chemical Ind Procede de polymerisation de chlorure de vinyle
US4229150A (en) * 1978-06-02 1980-10-21 Teague Jr Walter D Anti-rotation arrangement for nutating fluid device
JPH0696617B2 (ja) * 1987-04-22 1994-11-30 信越化学工業株式会社 塩化ビニル系重合体の製造方法
US4853446A (en) * 1987-07-30 1989-08-01 Occidental Chemical Corporation Phenothiazine composition for use in reactor scale prevention

Also Published As

Publication number Publication date
JP3053212B2 (ja) 2000-06-19
CN1036400C (zh) 1997-11-12
CN1051044A (zh) 1991-05-01
EP0496816A1 (en) 1992-08-05
JPH05501892A (ja) 1993-04-08
JP2000169460A (ja) 2000-06-20
JP3305690B2 (ja) 2002-07-24
NO912407L (no) 1991-06-20
AU6715990A (en) 1991-05-31
EP0496816A4 (en) 1992-10-28
WO1991006576A1 (en) 1991-05-16

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