ES2144745T3 - Revestimiento de agentes desincrustantes en reactores de polimerizacion y proceso para su preparacion. - Google Patents
Revestimiento de agentes desincrustantes en reactores de polimerizacion y proceso para su preparacion.Info
- Publication number
- ES2144745T3 ES2144745T3 ES96916295T ES96916295T ES2144745T3 ES 2144745 T3 ES2144745 T3 ES 2144745T3 ES 96916295 T ES96916295 T ES 96916295T ES 96916295 T ES96916295 T ES 96916295T ES 2144745 T3 ES2144745 T3 ES 2144745T3
- Authority
- ES
- Spain
- Prior art keywords
- coating
- preparation
- polymerization reactors
- descaling agents
- product
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title abstract 2
- 238000006116 polymerization reaction Methods 0.000 title abstract 2
- 239000003795 chemical substances by application Substances 0.000 title 1
- 239000011248 coating agent Substances 0.000 title 1
- 238000000576 coating method Methods 0.000 title 1
- 238000002360 preparation method Methods 0.000 title 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- 239000004372 Polyvinyl alcohol Substances 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000000839 emulsion Substances 0.000 abstract 1
- 239000000178 monomer Substances 0.000 abstract 1
- 229920002451 polyvinyl alcohol Polymers 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- 239000000725 suspension 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
-
- 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
- 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
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31678—Of metal
- Y10T428/31692—Next to addition polymer from unsaturated monomers
- Y10T428/31699—Ester, halide or nitrile of addition polymer
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Paints Or Removers (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
- Polyesters Or Polycarbonates (AREA)
Abstract
PROCEDIMIENTO PARA LA POLIMERIZACION DE MONOMEROS EN SUSPENSION Y/O EMULSION ACUOSA LLEVADA A CABO EN REACTORES DENTRO DE LOS CUALES SE DEPOSITA UN PRODUCTO ANTICAL, CARACTERIZADO PORQUE DICHO PRODUCTO ANTICAL RESULTA DE LA RETICULACION DE POLIVINIL ALCOHOL CON EL PRODUCTO FORMADO POR LA REACCION DE LA SAL DE SODIO DEL ACIDO HIDROXIMETANOSULFINCAL CON NAFTOLES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT95UD000109A IT1280182B1 (it) | 1995-06-05 | 1995-06-05 | Procedimento di polimerizzazione di monomeri |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2144745T3 true ES2144745T3 (es) | 2000-06-16 |
Family
ID=11421849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES96916295T Expired - Lifetime ES2144745T3 (es) | 1995-06-05 | 1996-05-31 | Revestimiento de agentes desincrustantes en reactores de polimerizacion y proceso para su preparacion. |
Country Status (22)
Country | Link |
---|---|
US (1) | US5965094A (es) |
EP (1) | EP0830383B1 (es) |
JP (2) | JPH11506495A (es) |
KR (1) | KR100408841B1 (es) |
CN (1) | CN1077896C (es) |
AT (1) | ATE189233T1 (es) |
AU (1) | AU710457B2 (es) |
BR (1) | BR9608386A (es) |
CA (1) | CA2223422C (es) |
DE (1) | DE69606406T2 (es) |
DK (1) | DK0830383T3 (es) |
ES (1) | ES2144745T3 (es) |
GR (1) | GR3033271T3 (es) |
HU (1) | HUP9900236A3 (es) |
IT (1) | IT1280182B1 (es) |
MX (1) | MX9709638A (es) |
NO (1) | NO314633B1 (es) |
PL (1) | PL186592B1 (es) |
PT (1) | PT830383E (es) |
RO (1) | RO115278B1 (es) |
TW (1) | TW383311B (es) |
WO (1) | WO1996039446A1 (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1280181B1 (it) * | 1995-06-05 | 1998-01-05 | Cirs Spa | Procedimento per la produzione di anti-incrostante per rivestire i reattori di polimerizzazione e rispettivo prodotto risultante |
ITMI20020271A1 (it) * | 2002-02-12 | 2003-08-12 | 3V Sigma Spa | Metodo per la soppressione delle incrostazioni nel processo di produzione del cloruro di vinile polimero |
EP1416437A1 (en) * | 2002-11-04 | 2004-05-06 | STMicroelectronics S.r.l. | Hardware quantum gate |
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 |
EP1514878B1 (en) | 2003-09-05 | 2012-05-02 | Shin-Etsu Chemical Co., Ltd. | Polymer scale preventive agent |
JP5230101B2 (ja) * | 2004-02-13 | 2013-07-10 | トタル リサーチ アンド テクノロジー フエリユイ | 汚染防止剤の存在下でのオレフィン重合方法 |
WO2005087815A1 (ja) * | 2004-03-11 | 2005-09-22 | Kuraray Co., Ltd. | スケール付着防止剤 |
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 |
ITUD20100097A1 (it) * | 2010-05-20 | 2011-11-21 | Alchemia Italia Srl | "procedimento di preparazione di un agente anti-incrostante per reattori di pvc e agente anti-incrostante per reattori di pvc cosi' ottenuto" |
SG11201508183WA (en) | 2013-04-02 | 2015-11-27 | Kurita Water Ind Ltd | Method for removing scales in steam generation facility |
CN112978943B (zh) * | 2019-12-17 | 2022-07-29 | 天津农学院 | 一种具有可控性的梳状结构环境友好型阻垢剂的制备方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2081168A (en) * | 1932-05-02 | 1937-05-25 | Standard Oil Dev Co | Method of preventing scale depositions and removing such deposits from metallic surfaces |
DE91560C (es) * | 1970-05-07 | |||
US3700487A (en) * | 1971-02-23 | 1972-10-24 | American Optical Corp | Polycarbonate substrate with durable,abrasion and scratch-resistant,antifogging coating |
US3825434A (en) * | 1972-10-27 | 1974-07-23 | Goodrich Co B F | Internally coated reaction vessel and process for coating the same |
US4007320A (en) * | 1974-05-21 | 1977-02-08 | Kemanord Aktiebolag | Process for reducing polymer build-up |
US4068059A (en) * | 1977-02-17 | 1978-01-10 | The B. F. Goodrich Company | Internally coated reaction vessel for use in olefinic polymerization |
ATE23866T1 (de) * | 1980-10-31 | 1986-12-15 | Ici Plc | Vinylchlorid-polymerisationsverfahren. |
US4976997A (en) * | 1987-06-15 | 1990-12-11 | Chemco Technologies, Inc. | Surface composition for a substrate and method of preparation |
GB8820547D0 (en) * | 1988-08-31 | 1988-09-28 | Vickers Plc | Improvements in/relating to polymeric compounds |
US5037483A (en) * | 1990-01-30 | 1991-08-06 | Nalco Chemical Company | On-line iron clean-up |
US5194301A (en) * | 1990-08-09 | 1993-03-16 | Investigacion Y Desarrollo, C.A. | Process for reducing scale formation in vinyl polymerization reactors |
JPH05230112A (ja) * | 1992-02-24 | 1993-09-07 | Shin Etsu Chem Co Ltd | 重合体スケール付着防止剤、重合体スケールの付着を防止する重合器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 |
IT1280168B1 (it) * | 1995-05-12 | 1998-01-05 | Cirs Spa | Anti-incrostante per rivestire i reattori di polimerizzazione e rispettivo prodotto risultante |
-
1995
- 1995-06-05 IT IT95UD000109A patent/IT1280182B1/it active IP Right Grant
-
1996
- 1996-05-31 JP JP9500296A patent/JPH11506495A/ja active Pending
- 1996-05-31 ES ES96916295T patent/ES2144745T3/es not_active Expired - Lifetime
- 1996-05-31 DK DK96916295T patent/DK0830383T3/da active
- 1996-05-31 EP EP96916295A patent/EP0830383B1/en not_active Expired - Lifetime
- 1996-05-31 DE DE69606406T patent/DE69606406T2/de not_active Expired - Fee Related
- 1996-05-31 KR KR1019970708936A patent/KR100408841B1/ko not_active IP Right Cessation
- 1996-05-31 WO PCT/IT1996/000112 patent/WO1996039446A1/en active IP Right Grant
- 1996-05-31 US US08/973,340 patent/US5965094A/en not_active Expired - Fee Related
- 1996-05-31 TW TW085106535A patent/TW383311B/zh not_active IP Right Cessation
- 1996-05-31 RO RO97-02244A patent/RO115278B1/ro unknown
- 1996-05-31 HU HU9900236A patent/HUP9900236A3/hu unknown
- 1996-05-31 PT PT96916295T patent/PT830383E/pt unknown
- 1996-05-31 PL PL96323927A patent/PL186592B1/pl not_active IP Right Cessation
- 1996-05-31 AU AU59102/96A patent/AU710457B2/en not_active Ceased
- 1996-05-31 AT AT96916295T patent/ATE189233T1/de not_active IP Right Cessation
- 1996-05-31 BR BR9608386A patent/BR9608386A/pt not_active IP Right Cessation
- 1996-05-31 CN CN96194523A patent/CN1077896C/zh not_active Expired - Fee Related
- 1996-05-31 CA CA002223422A patent/CA2223422C/en not_active Expired - Fee Related
-
1997
- 1997-12-04 NO NO19975607A patent/NO314633B1/no not_active Application Discontinuation
- 1997-12-05 MX MX9709638A patent/MX9709638A/es not_active IP Right Cessation
-
2000
- 2000-04-19 GR GR20000400954T patent/GR3033271T3/el not_active IP Right Cessation
-
2004
- 2004-12-01 JP JP2004347940A patent/JP2005163044A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU5910296A (en) | 1996-12-24 |
CA2223422C (en) | 2002-08-06 |
IT1280182B1 (it) | 1998-01-05 |
RO115278B1 (ro) | 1999-12-30 |
ATE189233T1 (de) | 2000-02-15 |
CN1077896C (zh) | 2002-01-16 |
GR3033271T3 (en) | 2000-09-29 |
CA2223422A1 (en) | 1996-12-12 |
KR100408841B1 (ko) | 2005-02-02 |
WO1996039446A1 (en) | 1996-12-12 |
JP2005163044A (ja) | 2005-06-23 |
JPH11506495A (ja) | 1999-06-08 |
NO975607D0 (no) | 1997-12-04 |
US5965094A (en) | 1999-10-12 |
PL323927A1 (en) | 1998-04-27 |
NO975607L (no) | 1998-01-19 |
BR9608386A (pt) | 1999-01-19 |
PL186592B1 (pl) | 2004-01-30 |
CN1187204A (zh) | 1998-07-08 |
NO314633B1 (no) | 2003-04-22 |
EP0830383A1 (en) | 1998-03-25 |
MX9709638A (es) | 1998-07-31 |
HUP9900236A3 (en) | 1999-11-29 |
HUP9900236A2 (hu) | 1999-05-28 |
TW383311B (en) | 2000-03-01 |
EP0830383B1 (en) | 2000-01-26 |
AU710457B2 (en) | 1999-09-23 |
KR19990022455A (ko) | 1999-03-25 |
DK0830383T3 (da) | 2000-07-24 |
DE69606406T2 (de) | 2000-09-21 |
ITUD950109A0 (it) | 1995-06-05 |
ITUD950109A1 (it) | 1996-12-05 |
DE69606406D1 (de) | 2000-03-02 |
PT830383E (pt) | 2000-07-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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