ES461141A1 - Procedimiento para preparar un polimero con unidades de mo- nomero dienico. - Google Patents
Procedimiento para preparar un polimero con unidades de mo- nomero dienico.Info
- Publication number
- ES461141A1 ES461141A1 ES461141A ES461141A ES461141A1 ES 461141 A1 ES461141 A1 ES 461141A1 ES 461141 A ES461141 A ES 461141A ES 461141 A ES461141 A ES 461141A ES 461141 A1 ES461141 A1 ES 461141A1
- Authority
- ES
- Spain
- Prior art keywords
- monomer
- organopolysiloxane
- dienic
- mixture
- polymerizing
- 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
Links
- 239000000178 monomer Substances 0.000 title abstract 5
- 230000000379 polymerizing effect Effects 0.000 title 1
- 239000000203 mixture Substances 0.000 abstract 3
- 229920001296 polysiloxane Polymers 0.000 abstract 3
- 238000006116 polymerization reaction Methods 0.000 abstract 2
- 239000012736 aqueous medium Substances 0.000 abstract 1
- 239000011247 coating layer Substances 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000008021 deposition Effects 0.000 abstract 1
- 238000007720 emulsion polymerization reaction Methods 0.000 abstract 1
- 238000011065 in-situ storage Methods 0.000 abstract 1
- 150000001282 organosilanes Chemical class 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 150000004756 silanes Chemical class 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Silicon Polymers (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Paints Or Removers (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Procedimiento para preparar un polímero con unidades de monómero diénico, en una fracción de peso de por lo menos un 5% por polimerización de emulsión en un medio acuoso, en presencia de un emulsionante y un iniciador de polimerización en un reactor de polimerización, caracterizado por la mejora que comprende la formación de una capa revestidota de un órgano polisisloxano sobre las superficies de las paredes interiores del reactor de polimerización y otras instrumentos en contacto con la mezcla de polimerización.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP51091068A JPS5813564B2 (ja) | 1976-07-30 | 1976-07-30 | ジエン系単量体の重合方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES461141A1 true ES461141A1 (es) | 1978-08-16 |
Family
ID=14016174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES461141A Expired ES461141A1 (es) | 1976-07-30 | 1977-07-29 | Procedimiento para preparar un polimero con unidades de mo- nomero dienico. |
Country Status (22)
| Country | Link |
|---|---|
| US (1) | US4090015A (es) |
| JP (1) | JPS5813564B2 (es) |
| AR (1) | AR219085A1 (es) |
| AT (1) | AT360753B (es) |
| AU (1) | AU513236B2 (es) |
| BR (1) | BR7705013A (es) |
| CA (1) | CA1087798A (es) |
| DE (1) | DE2732411A1 (es) |
| DK (1) | DK341177A (es) |
| ES (1) | ES461141A1 (es) |
| FR (1) | FR2359858A1 (es) |
| GB (1) | GB1558636A (es) |
| GR (1) | GR63068B (es) |
| HU (1) | HU175302B (es) |
| IT (1) | IT1085610B (es) |
| MX (1) | MX145927A (es) |
| NL (1) | NL7708008A (es) |
| NO (1) | NO772543L (es) |
| PL (1) | PL112431B1 (es) |
| PT (1) | PT66867B (es) |
| SE (1) | SE422066B (es) |
| TR (1) | TR19752A (es) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3149320A1 (de) * | 1981-12-12 | 1983-06-16 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von vinylchlorid-polymerisaten |
| US4384085A (en) * | 1982-01-06 | 1983-05-17 | The Dow Chemical Company | Preparation of nylon-6 with reduced levels of water-extractable material |
| US4956427A (en) * | 1988-12-23 | 1990-09-11 | Union Carbide Chemicals And Plastics Company Inc. | Process for reducing polymer build-up in polymerization equipment during polymerization of alpha-olefins |
| DE3932025A1 (de) * | 1989-09-26 | 1991-04-04 | Wacker Chemie Gmbh | Waessrige dispersionen von organopolysiloxanen |
| JP3317803B2 (ja) * | 1994-11-15 | 2002-08-26 | 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 |
| JPH101383A (ja) * | 1996-06-10 | 1998-01-06 | Toyo Dynam Kk | 発酵槽 |
| US6737556B2 (en) * | 2002-10-21 | 2004-05-18 | Exxonmobil Chemical Patents Inc. | Method and system for reducing decomposition byproducts in a methanol to olefin reactor system |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL298921A (es) * | 1962-10-08 | |||
| DE91560C (es) * | 1970-05-07 | |||
| US4007320A (en) * | 1974-05-21 | 1977-02-08 | Kemanord Aktiebolag | Process for reducing polymer build-up |
-
1976
- 1976-07-30 JP JP51091068A patent/JPS5813564B2/ja not_active Expired
-
1977
- 1977-07-08 GR GR53923A patent/GR63068B/el unknown
- 1977-07-12 CA CA282,516A patent/CA1087798A/en not_active Expired
- 1977-07-14 AU AU26999/77A patent/AU513236B2/en not_active Expired
- 1977-07-18 NO NO772543A patent/NO772543L/no unknown
- 1977-07-18 GB GB30027/77A patent/GB1558636A/en not_active Expired
- 1977-07-18 DE DE19772732411 patent/DE2732411A1/de not_active Ceased
- 1977-07-19 NL NL7708008A patent/NL7708008A/xx not_active Application Discontinuation
- 1977-07-19 SE SE7708317A patent/SE422066B/xx unknown
- 1977-07-20 MX MX169922A patent/MX145927A/es unknown
- 1977-07-22 AT AT534677A patent/AT360753B/de not_active IP Right Cessation
- 1977-07-25 US US05/818,756 patent/US4090015A/en not_active Expired - Lifetime
- 1977-07-27 PL PL1977199875A patent/PL112431B1/pl unknown
- 1977-07-29 IT IT26326/77A patent/IT1085610B/it active
- 1977-07-29 TR TR19752A patent/TR19752A/xx unknown
- 1977-07-29 PT PT66867A patent/PT66867B/pt unknown
- 1977-07-29 ES ES461141A patent/ES461141A1/es not_active Expired
- 1977-07-29 HU HU77SI1587A patent/HU175302B/hu unknown
- 1977-07-29 AR AR268620A patent/AR219085A1/es active
- 1977-07-29 FR FR7723387A patent/FR2359858A1/fr active Granted
- 1977-07-29 DK DK341177A patent/DK341177A/da unknown
- 1977-07-29 BR BR7705013A patent/BR7705013A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK341177A (da) | 1978-01-31 |
| AU2699977A (en) | 1979-01-18 |
| SE7708317L (sv) | 1978-01-31 |
| DE2732411A1 (de) | 1978-02-02 |
| FR2359858B1 (es) | 1980-10-03 |
| PL199875A1 (pl) | 1978-03-28 |
| PL112431B1 (en) | 1980-10-31 |
| IT1085610B (it) | 1985-05-28 |
| US4090015A (en) | 1978-05-16 |
| PT66867A (en) | 1977-08-01 |
| AT360753B (de) | 1981-01-26 |
| SE422066B (sv) | 1982-02-15 |
| JPS5316789A (en) | 1978-02-16 |
| PT66867B (en) | 1978-12-29 |
| NL7708008A (nl) | 1978-02-01 |
| GR63068B (en) | 1979-08-06 |
| CA1087798A (en) | 1980-10-14 |
| MX145927A (es) | 1982-04-22 |
| FR2359858A1 (fr) | 1978-02-24 |
| HU175302B (hu) | 1980-06-28 |
| GB1558636A (en) | 1980-01-09 |
| ATA534677A (de) | 1980-06-15 |
| JPS5813564B2 (ja) | 1983-03-14 |
| NO772543L (no) | 1978-01-31 |
| BR7705013A (pt) | 1978-04-04 |
| TR19752A (tr) | 1979-11-28 |
| AU513236B2 (en) | 1980-11-20 |
| AR219085A1 (es) | 1980-07-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR890010128A (ko) | 불소- 및 발색단-함유 중합체 | |
| CA1030485A (en) | Polymerization of monomers with radiation and chemical initiator | |
| ES450547A1 (es) | Procedimiento para polimerizar uno o varios monomeros etile-nicamente insaturados. | |
| ES461141A1 (es) | Procedimiento para preparar un polimero con unidades de mo- nomero dienico. | |
| ES468509A1 (es) | Un procedimiento para eliminar sustancialmente la acumula- cion de polimeros sobre las superficies internas de una va- sija de reaccion de polimerizacion | |
| JPS5594495A (en) | Surface treatment method for aluminum product | |
| ES441927A1 (es) | Metodo para la polimerizacion a granel de monomero de cloru-ro de vinilo. | |
| FR2549869B1 (fr) | Procede et dispositif pour realiser la polymerisation in situ de monomeres fluocarbones sur un substrat | |
| ES454624A1 (es) | Un procedimiento de polimerizacion en suspension de monomerode cloruro de vinilo. | |
| JPS5215588A (en) | Process for polymerizing liquid olefin polymers | |
| ES449800A1 (es) | Procedimiento para la polimerizacion de cloruro de vinilo. | |
| JPS5212291A (en) | Process for polymerizing vinyl chloride | |
| AU507246B2 (en) | Dispersion polymerisation of vinyl halides with low polymer build up | |
| JPS5347486A (en) | Polymerization of vinyl chloride | |
| SE7607418L (sv) | Avdrivning av vinylkloridmonomer | |
| JPS5321224A (en) | Coating compositions | |
| JPS57198710A (en) | Polymerization of vinyl chloride | |
| JPS5374586A (en) | Production of chloride polymer | |
| JPS52115889A (en) | Suspension polymerization of vinyl chloride | |
| EP0004851A3 (en) | Process for the partial polymerisation of vinyl monomers and use of the polymer syrups obtained | |
| Çatalgil et al. | Free radical polymerization of ethyl methacrylate: A kinetic investigation | |
| SU589760A1 (ru) | Способ получения полимеров или сополимеров изобутилена | |
| JPS5747331A (en) | Treatment of sheet | |
| JPS5342282A (en) | Suspension polymerization of vinyl chloride | |
| JPS5446280A (en) | Synthetic resin product having improved surface characteristics and its manufacture |