AR032584A1 - Proceso mejorado para producir polimeros aromaticos de monovinilideno de peso molecular alto - Google Patents
Proceso mejorado para producir polimeros aromaticos de monovinilideno de peso molecular altoInfo
- Publication number
- AR032584A1 AR032584A1 ARP000102181A ARP000102181A AR032584A1 AR 032584 A1 AR032584 A1 AR 032584A1 AR P000102181 A ARP000102181 A AR P000102181A AR P000102181 A ARP000102181 A AR P000102181A AR 032584 A1 AR032584 A1 AR 032584A1
- Authority
- AR
- Argentina
- Prior art keywords
- molecular weight
- high molecular
- monovinylidene aromatic
- improved process
- aromatic polymers
- Prior art date
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
- C08F212/00—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 an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
-
- 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
- C08F12/00—Homopolymers 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 an aromatic carbocyclic ring
- C08F12/02—Monomers containing only one unsaturated aliphatic radical
- C08F12/04—Monomers containing only one unsaturated aliphatic radical containing one ring
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
La presente es un proceso mejorado para producir polímeros aromáticos de monovinilideno de peso molecular elevado, donde un monomero aromático de vinilo es polimerizado en presencia de radicales libres y de un ácido vinílico que tiene un pKa a 25 degree C menos de 2.0, caracterizado porque comprende: neutralizar el ácido vinílico, después de la produccion de la cantidad deseada del polímero de elevado peso molecular, con una cantidad suficiente de base, de manera que substancialmente todo el ácido es neutralizado, y continuar la polimerizacion en presencia de radicales libres y en ausencia del ácido vinílico, bajo condiciones suficientes para producir polímero aromático de monovinilideno de peso molecular alto, adicional.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13296899P | 1999-05-07 | 1999-05-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR032584A1 true AR032584A1 (es) | 2003-11-19 |
Family
ID=22456424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP000102181A AR032584A1 (es) | 1999-05-07 | 2000-05-05 | Proceso mejorado para producir polimeros aromaticos de monovinilideno de peso molecular alto |
Country Status (16)
Country | Link |
---|---|
US (1) | US6214945B1 (es) |
EP (1) | EP1180124A1 (es) |
JP (1) | JP2002544298A (es) |
KR (1) | KR20010114253A (es) |
CN (1) | CN1350557A (es) |
AR (1) | AR032584A1 (es) |
AU (1) | AU762505B2 (es) |
BR (1) | BR0011232A (es) |
CA (1) | CA2368853A1 (es) |
HK (1) | HK1045319A1 (es) |
HU (1) | HUP0201112A2 (es) |
MY (1) | MY135986A (es) |
PL (1) | PL351124A1 (es) |
RU (1) | RU2001133006A (es) |
TW (1) | TW553954B (es) |
WO (1) | WO2000068281A1 (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3663340B1 (en) | 2018-12-03 | 2022-03-16 | Trinseo Europe GmbH | Foams and methods of forming foams of chain extended/branched copolymers of vinylidene substituted aromatic monomers |
EP3805312B1 (en) | 2019-10-08 | 2023-12-06 | Trinseo Europe GmbH | Impact modified copolymers of (meth)acrylate esters and/or free radically polymerizable monomers containing nucleophilic groups |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4585825A (en) | 1983-09-30 | 1986-04-29 | The Dow Chemical Company | Monovinylidene aromatic polymer resins having added amounts of high molecular weight polymer |
US5115055A (en) | 1991-05-23 | 1992-05-19 | The Dow Chemical Company | Hydroperoxide catalyzed free radical polymerization of vinyl aromatic monomers |
US5145924A (en) | 1991-02-06 | 1992-09-08 | The Dow Chemical Company | Free radical polymerization of styrene monomer |
WO1992013904A1 (en) * | 1991-02-06 | 1992-08-20 | The Dow Chemical Company | Free radical polymerization of vinyl aromatic monomers |
FR2726565B1 (fr) | 1994-11-08 | 1996-12-13 | Atochem Elf Sa | Procede de polymerisation radicalaire d'un monomere vinylaromatique en presence d'un acide de lewis pour l'obtention de polymere de haute masse moleculaire |
JPH10510858A (ja) * | 1994-12-14 | 1998-10-20 | ザ ダウ ケミカル カンパニー | ビニル酸触媒のフリーラジカル重合による高分子量ポリスチレンの製造 |
US6084044A (en) * | 1994-12-14 | 2000-07-04 | The Dow Chemical Company | Catalyzed process for producing high molecular weight monovinylidene aromatic polymers |
ID22688A (id) * | 1997-06-26 | 1999-12-09 | Dow Chemical Co | Polimerisasi yang dikatalisa oleh asam dan diperbaiki |
-
2000
- 2000-04-13 US US09/549,324 patent/US6214945B1/en not_active Expired - Fee Related
- 2000-04-13 CN CN00807293A patent/CN1350557A/zh active Pending
- 2000-04-13 KR KR1020017014156A patent/KR20010114253A/ko not_active Application Discontinuation
- 2000-04-13 JP JP2000616252A patent/JP2002544298A/ja active Pending
- 2000-04-13 RU RU2001133006/04A patent/RU2001133006A/ru unknown
- 2000-04-13 EP EP00925972A patent/EP1180124A1/en not_active Withdrawn
- 2000-04-13 AU AU44584/00A patent/AU762505B2/en not_active Ceased
- 2000-04-13 CA CA002368853A patent/CA2368853A1/en not_active Abandoned
- 2000-04-13 BR BR0011232-1A patent/BR0011232A/pt not_active IP Right Cessation
- 2000-04-13 HU HU0201112A patent/HUP0201112A2/hu unknown
- 2000-04-13 PL PL00351124A patent/PL351124A1/xx not_active Application Discontinuation
- 2000-04-13 WO PCT/US2000/009945 patent/WO2000068281A1/en not_active Application Discontinuation
- 2000-04-27 TW TW089108039A patent/TW553954B/zh active
- 2000-05-05 MY MYPI20001946A patent/MY135986A/en unknown
- 2000-05-05 AR ARP000102181A patent/AR032584A1/es unknown
-
2002
- 2002-07-18 HK HK02105328.0A patent/HK1045319A1/zh unknown
Also Published As
Publication number | Publication date |
---|---|
PL351124A1 (en) | 2003-03-24 |
RU2001133006A (ru) | 2004-02-27 |
AU4458400A (en) | 2000-11-21 |
BR0011232A (pt) | 2002-03-19 |
HK1045319A1 (zh) | 2002-11-22 |
EP1180124A1 (en) | 2002-02-20 |
AU762505B2 (en) | 2003-06-26 |
JP2002544298A (ja) | 2002-12-24 |
CN1350557A (zh) | 2002-05-22 |
TW553954B (en) | 2003-09-21 |
HUP0201112A2 (en) | 2002-07-29 |
CA2368853A1 (en) | 2000-11-16 |
WO2000068281A1 (en) | 2000-11-16 |
US6214945B1 (en) | 2001-04-10 |
KR20010114253A (ko) | 2001-12-31 |
MY135986A (en) | 2008-07-31 |
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