DE68919193D1 - Verfahren zur Unterdrückung der Bildung von Polymerkrusten. - Google Patents
Verfahren zur Unterdrückung der Bildung von Polymerkrusten.Info
- Publication number
- DE68919193D1 DE68919193D1 DE68919193T DE68919193T DE68919193D1 DE 68919193 D1 DE68919193 D1 DE 68919193D1 DE 68919193 T DE68919193 T DE 68919193T DE 68919193 T DE68919193 T DE 68919193T DE 68919193 D1 DE68919193 D1 DE 68919193D1
- Authority
- DE
- Germany
- Prior art keywords
- suppressing
- formation
- polymer crusts
- crusts
- polymer
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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
- C08F2/004—Scale prevention in a polymerisation reactor or its auxiliary parts by a prior coating on the reactor walls
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polymerisation Methods In General (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63309416A JPH0739445B2 (ja) | 1988-12-07 | 1988-12-07 | 重合体スケールの付着防止方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68919193D1 true DE68919193D1 (de) | 1994-12-08 |
DE68919193T2 DE68919193T2 (de) | 1995-03-23 |
Family
ID=17992740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68919193T Expired - Fee Related DE68919193T2 (de) | 1988-12-07 | 1989-12-07 | Verfahren zur Unterdrückung der Bildung von Polymerkrusten. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5034478A (de) |
EP (1) | EP0372968B1 (de) |
JP (1) | JPH0739445B2 (de) |
DE (1) | DE68919193T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5416174A (en) * | 1992-05-22 | 1995-05-16 | Shin-Etsu Chemical Co., Ltd. | Scale preventive coating of pyrogallol-acetone resin and water soluble polymer |
JP2678715B2 (ja) * | 1992-11-10 | 1997-11-17 | 信越化学工業株式会社 | 重合体スケール付着防止剤及びそれを使用する重合体製造方法 |
HU216429B (hu) * | 1992-11-10 | 1999-06-28 | Shin-Etsu Chemical Co. Ltd. | Polimer lerakódását meggátló készítmény, valamint eljárás polimer előállítására |
DE4320660A1 (de) * | 1993-06-22 | 1995-01-05 | Basf Ag | Verfahren zur Reduzierung des Wandbelages bei der Suspensionspolymerisation von Acryl- und/oder Methacrylgruppen-haltigen Monomeren |
JPH08109201A (ja) * | 1994-10-12 | 1996-04-30 | Shin Etsu Chem Co Ltd | 重合体スケール付着防止剤及びそれを使用する重合体製造方法 |
US5859153A (en) * | 1996-06-21 | 1999-01-12 | Minnesota Mining And Manufacturing Company | Novolak compounds useful as adhesion promoters for epoxy resins |
JP3974882B2 (ja) | 2003-08-07 | 2007-09-12 | 信越化学工業株式会社 | 重合体スケール付着防止剤 |
PT1514878E (pt) * | 2003-09-05 | 2012-05-21 | Shinetsu Chemical Co | Agente preventivo de incrustação de polímero |
US20100261854A1 (en) * | 2008-01-22 | 2010-10-14 | Shin-Etsu Chemical Co., Ltd. | Polymer scale deposition inhibitor and process for producing polymer with the same |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51112892A (en) * | 1975-03-31 | 1976-10-05 | Shin Etsu Chem Co Ltd | Process for bulk polymerization of vinyl chloride |
JPS5223187A (en) * | 1975-08-14 | 1977-02-21 | Shin Etsu Chem Co Ltd | Process for polymerizing vinyl monomers |
US4080173A (en) * | 1977-06-20 | 1978-03-21 | The B. F. Goodrich Company | Internally coated reaction vessel for use in olefinic polymerization |
JPS5812893B2 (ja) * | 1978-02-13 | 1983-03-10 | 三井東圧化学株式会社 | 塩化ビニルの重合方法 |
JPS57192414A (en) * | 1981-05-22 | 1982-11-26 | Kanegafuchi Chem Ind Co Ltd | Polymerization of vinyl chloride |
JPS6096603A (ja) * | 1983-10-31 | 1985-05-30 | Shin Etsu Chem Co Ltd | 重合体スケ−ル付着防止方法および重合体スケ−ル付着防止剤 |
IN165525B (de) * | 1984-07-23 | 1989-11-04 | Shinetsu Chemical Co | |
US4659791A (en) * | 1984-09-11 | 1987-04-21 | The B.F. Goodrich Company | Internally coated reaction vessel for use in olefinic polymerization |
US4588613A (en) * | 1984-10-10 | 1986-05-13 | Formosa Plastics Corporation | Process for reducing polymer buildup |
JPS61233006A (ja) * | 1985-04-10 | 1986-10-17 | Toyo Soda Mfg Co Ltd | ビニル系単量体の重合方法 |
JPS62185704A (ja) * | 1986-02-12 | 1987-08-14 | Mitsui Toatsu Chem Inc | 塩化ビニルの重合方法 |
-
1988
- 1988-12-07 JP JP63309416A patent/JPH0739445B2/ja not_active Expired - Lifetime
-
1989
- 1989-12-06 US US07/446,699 patent/US5034478A/en not_active Expired - Fee Related
- 1989-12-07 EP EP89312779A patent/EP0372968B1/de not_active Expired - Lifetime
- 1989-12-07 DE DE68919193T patent/DE68919193T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5034478A (en) | 1991-07-23 |
JPH02155903A (ja) | 1990-06-15 |
DE68919193T2 (de) | 1995-03-23 |
EP0372968A3 (de) | 1991-10-23 |
JPH0739445B2 (ja) | 1995-05-01 |
EP0372968A2 (de) | 1990-06-13 |
EP0372968B1 (de) | 1994-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |