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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

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00Processes of polymerisation
    • C08F2/002Scale prevention in a polymerisation reactor or its auxiliary parts
    • C08F2/005Scale prevention in a polymerisation reactor or its auxiliary parts by addition of a scale inhibitor to the polymerisation medium
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D279/00Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms
    • C07D279/101,4-Thiazines; Hydrogenated 1,4-thiazines
    • C07D279/141,4-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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F14/00Homopolymers 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
    • C08F14/02Monomers containing chlorine
    • C08F14/04Monomers containing two carbon atoms
    • C08F14/06Vinyl chloride
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00Processes of polymerisation
    • C08F2/002Scale prevention in a polymerisation reactor or its auxiliary parts
    • C08F2/004Scale 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)
  • Polymerisation Methods In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (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
JP6137486B2 (ja) * 2012-02-01 2017-05-31 日産化学工業株式会社 複素環を含む共重合樹脂を含むレジスト下層膜形成組成物
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
EP0496816A1 (en) 1992-08-05
CN1036400C (zh) 1997-11-12
CN1051044A (zh) 1991-05-01
AU6715990A (en) 1991-05-31
JP3053212B2 (ja) 2000-06-19
JP2000169460A (ja) 2000-06-20
JPH05501892A (ja) 1993-04-08
NO912407L (no) 1991-06-20
EP0496816A4 (en) 1992-10-28
WO1991006576A1 (en) 1991-05-16
JP3305690B2 (ja) 2002-07-24

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