NO891237L - Fremgangsmaate og middel for aa hindre beleggdannelse i pvc-reaktorer. - Google Patents
Fremgangsmaate og middel for aa hindre beleggdannelse i pvc-reaktorer.Info
- Publication number
- NO891237L NO891237L NO89891237A NO891237A NO891237L NO 891237 L NO891237 L NO 891237L NO 89891237 A NO89891237 A NO 89891237A NO 891237 A NO891237 A NO 891237A NO 891237 L NO891237 L NO 891237L
- Authority
- NO
- Norway
- Prior art keywords
- formaldehyde
- phenothiazine
- medicine
- procedure
- prevention coating
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 239000011248 coating agent Substances 0.000 title 1
- 238000000576 coating method Methods 0.000 title 1
- 230000002265 prevention Effects 0.000 title 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 9
- WJFKNYWRSNBZNX-UHFFFAOYSA-N 10H-phenothiazine Chemical compound C1=CC=C2NC3=CC=CC=C3SC2=C1 WJFKNYWRSNBZNX-UHFFFAOYSA-N 0.000 abstract 3
- 229950000688 phenothiazine Drugs 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 2
- 239000002904 solvent Substances 0.000 abstract 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 abstract 1
- 239000003377 acid catalyst Substances 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000003085 diluting agent Substances 0.000 abstract 1
- 239000000539 dimer Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000006116 polymerization reaction Methods 0.000 abstract 1
- 239000011541 reaction mixture Substances 0.000 abstract 1
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
- C08F2/004—Scale prevention in a polymerisation reactor or its auxiliary parts by a prior coating on the reactor walls
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polymerisation Methods In General (AREA)
- Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
- Materials For Medical Uses (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Formation And Processing Of Food Products (AREA)
- Polyurethanes Or Polyureas (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/079,315 US4855424A (en) | 1987-07-30 | 1987-07-30 | Phenothiazine derivatives |
| US07/213,743 US4853446A (en) | 1987-07-30 | 1988-06-30 | Phenothiazine composition for use in reactor scale prevention |
| PCT/US1988/002462 WO1989000993A1 (en) | 1987-07-30 | 1988-07-26 | Phenothiazine dimers and oligomers, process for preparing and use in reactor scale prevention |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| NO891237D0 NO891237D0 (no) | 1989-03-21 |
| NO891237L true NO891237L (no) | 1989-04-06 |
| NO177497B NO177497B (no) | 1995-06-19 |
| NO177497C NO177497C (no) | 1995-09-27 |
Family
ID=26761858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO891237A NO177497C (no) | 1987-07-30 | 1989-03-21 | Blanding inneholdende dimere og höyere oligomere fenotiazinforbindelser, samt fremstilling og anvendelse derav |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4853446A (no) |
| EP (1) | EP0332666B1 (no) |
| JP (1) | JP2680394B2 (no) |
| KR (1) | KR960007168B1 (no) |
| CN (2) | CN1022627C (no) |
| AT (1) | ATE129705T1 (no) |
| AU (1) | AU618552B2 (no) |
| BR (1) | BR8807173A (no) |
| CA (1) | CA1307262C (no) |
| DE (1) | DE3854647T2 (no) |
| HU (1) | HU207725B (no) |
| NO (1) | NO177497C (no) |
| WO (1) | WO1989000993A1 (no) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5298578A (en) * | 1987-07-30 | 1994-03-29 | Occidental Chemical Corporation | Use of phenothiazine derivatives to inhibit scale build up during polymerization of vinyl chloride |
| US5243000A (en) * | 1987-07-30 | 1993-09-07 | Occidental Chemical Corporation | Process for making polyvinyl chloride using phenothiazine oligomer |
| EP0496816A4 (en) * | 1989-04-27 | 1992-10-28 | Occidental Chemical Corporation | Polymerization reactor scale prevention |
| US5155148A (en) * | 1989-09-25 | 1992-10-13 | The Goodyear Tire & Rubber Company | Ester derivatives from p-hydroxydiphenylamine |
| US6174986B1 (en) | 1996-12-20 | 2001-01-16 | Mitsui Chemicals, Inc. | Polymerization of vinyl chloride |
| JP5247997B2 (ja) * | 2005-08-19 | 2013-07-24 | 東レ・ダウコーニング株式会社 | メタクリロキシ基またはアクリロキシ基含有有機ケイ素化合物の製造方法 |
| WO2007020932A1 (en) * | 2005-08-19 | 2007-02-22 | Dow Corning Toray Co., Ltd. | A method of manufacturing an organic silicon compound that contains a methacryloxy group or an acryloxy group |
| EP2581421A1 (en) * | 2011-10-12 | 2013-04-17 | Ineos Europe AG | Additive |
| JP6772103B2 (ja) * | 2017-04-12 | 2020-10-21 | 横河電機株式会社 | 重合抑制システム及び重合抑制方法 |
| CN106986957A (zh) * | 2017-05-04 | 2017-07-28 | 宜宾天原集团股份有限公司 | 本体法聚氯乙烯防粘釜生产方法 |
| KR102803771B1 (ko) | 2019-07-09 | 2025-05-02 | 에스케이이노베이션 주식회사 | 윤활 조성물 및 이를 이용한 공중합체의 제조 방법 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US455834A (en) * | 1891-07-14 | Oliver swedberg and edward swedberg | ||
| US3565834A (en) * | 1964-10-09 | 1971-02-23 | Basf Ag | Production of polyamide moldings |
| JPS54141896A (en) * | 1978-04-26 | 1979-11-05 | Fuji Photo Film Co Ltd | Photoconductive polymeric material |
| DE3111513A1 (de) * | 1981-03-24 | 1982-10-21 | Bayer Ag, 5090 Leverkusen | Neue stabilisatoren |
| DE3127750A1 (de) * | 1981-07-14 | 1983-02-03 | Bayer Ag, 5090 Leverkusen | Stabilisatorhaltige reaktivkomponenten fuer pu-schaumstoffe, neue stabilisatoren und ein verfahren zur herstellung der stabilisatoren |
| US4529500A (en) * | 1984-08-10 | 1985-07-16 | Atlantic Richfield | Method for minimizing fouling of heat exchanger |
-
1988
- 1988-06-30 US US07/213,743 patent/US4853446A/en not_active Expired - Lifetime
- 1988-07-26 DE DE3854647T patent/DE3854647T2/de not_active Expired - Lifetime
- 1988-07-26 EP EP88906688A patent/EP0332666B1/en not_active Expired - Lifetime
- 1988-07-26 JP JP63506726A patent/JP2680394B2/ja not_active Expired - Lifetime
- 1988-07-26 WO PCT/US1988/002462 patent/WO1989000993A1/en not_active Ceased
- 1988-07-26 AU AU22575/88A patent/AU618552B2/en not_active Ceased
- 1988-07-26 KR KR1019890700557A patent/KR960007168B1/ko not_active Expired - Lifetime
- 1988-07-26 AT AT88906688T patent/ATE129705T1/de not_active IP Right Cessation
- 1988-07-26 BR BR888807173A patent/BR8807173A/pt not_active IP Right Cessation
- 1988-07-26 HU HU884705A patent/HU207725B/hu unknown
- 1988-07-29 CA CA000573905A patent/CA1307262C/en not_active Expired - Lifetime
- 1988-07-30 CN CN88104758A patent/CN1022627C/zh not_active Expired - Lifetime
-
1989
- 1989-03-21 NO NO891237A patent/NO177497C/no not_active IP Right Cessation
-
1993
- 1993-01-05 CN CN93100468A patent/CN1039233C/zh not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| AU2257588A (en) | 1989-03-01 |
| US4853446A (en) | 1989-08-01 |
| DE3854647D1 (de) | 1995-12-07 |
| CN1079969A (zh) | 1993-12-29 |
| WO1989000993A1 (en) | 1989-02-09 |
| DE3854647T2 (de) | 1996-03-21 |
| KR890701573A (ko) | 1989-12-21 |
| NO891237D0 (no) | 1989-03-21 |
| CA1307262C (en) | 1992-09-08 |
| CN1039233C (zh) | 1998-07-22 |
| ATE129705T1 (de) | 1995-11-15 |
| JP2680394B2 (ja) | 1997-11-19 |
| CN1022627C (zh) | 1993-11-03 |
| NO177497C (no) | 1995-09-27 |
| EP0332666B1 (en) | 1995-11-02 |
| JPH02500845A (ja) | 1990-03-22 |
| CN1031228A (zh) | 1989-02-22 |
| KR960007168B1 (ko) | 1996-05-29 |
| AU618552B2 (en) | 1992-01-02 |
| EP0332666A4 (en) | 1989-05-30 |
| BR8807173A (pt) | 1989-10-03 |
| HU207725B (en) | 1993-05-28 |
| EP0332666A1 (en) | 1989-09-20 |
| HUT49866A (en) | 1989-11-28 |
| NO177497B (no) | 1995-06-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3429852A (en) | Ethylenically unsaturated derivatives of benzophenone and crosslinkable polymers thereof | |
| NO891237D0 (no) | Fremgangsmaate og middel for aa hindre beleggdannelse i pvc-reaktorer. | |
| US4522952A (en) | Process for the fluorination of polymers, and perfluorinated ion exchangers | |
| US4013580A (en) | Method of preventing formation of popcorn chloroprene polymer | |
| GB961960A (en) | Novel derivatives of trimellitic anhydride | |
| JPS51136625A (en) | Process for preparation of titanium double compound | |
| GB1491841A (en) | Process for the preparation of 2,5-dichloro-p-xylene | |
| US3658778A (en) | Process for the preparation of vinylidene chloride-vinyl chloride copolymers | |
| JPS60226523A (ja) | 本質的に無色透明に近い硬質β‐ピネン樹脂の製造方法 | |
| US3309297A (en) | Polymerization of vinyl esters | |
| FR2377995A1 (fr) | Procede de preparation de l'acide methacrylique, de son nitrile et de ses esters par reaction respectivement de l'acide propionique, de son nitrile et des esters avec le metrylal | |
| GB1501997A (en) | Process for the purification of decane dicarboxylic acid-(1,10) | |
| Marvel et al. | Lead Tetraethyl as Initiator for Polymerization Reactions1 | |
| SE8703211D0 (sv) | Promotor | |
| US2375301A (en) | Preparation of esters | |
| US2280818A (en) | Process for the catalytic production of olefin-sulphur dioxide compounds of high molecular weight | |
| US3644317A (en) | Process for the polymerization of vinyl chloride | |
| US2563797A (en) | Chlorination of acetic acid | |
| US3919182A (en) | Method for preparing alternating copolymers using a Friedel-Crafts catalyst and a free radical initiator in an aqueous medium | |
| US3850980A (en) | Production of esters | |
| US5430208A (en) | Method for preparing 1-chloro-1-iodoethane | |
| DE1301084B (de) | Verfahren zur Herstellung von Mischpolymerisaten | |
| US2584992A (en) | Activated addition halogenation | |
| US3062900A (en) | Stabilization of polymerizable halogencontaining monomers with p-methoxy phenol | |
| US2545183A (en) | Production of polyallyl-type alcohols from polyallyl-type formates |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK1K | Patent expired |