RU2001133741A - BIOMODAL RUBBERS AND RUBBER-MODIFIED IMPACT RESISTANT MONOVINYLIDENAROMATIC POLYMERS OBTAINED FROM THEM - Google Patents

BIOMODAL RUBBERS AND RUBBER-MODIFIED IMPACT RESISTANT MONOVINYLIDENAROMATIC POLYMERS OBTAINED FROM THEM

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Publication number
RU2001133741A
RU2001133741A RU2001133741/04A RU2001133741A RU2001133741A RU 2001133741 A RU2001133741 A RU 2001133741A RU 2001133741/04 A RU2001133741/04 A RU 2001133741/04A RU 2001133741 A RU2001133741 A RU 2001133741A RU 2001133741 A RU2001133741 A RU 2001133741A
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RU
Russia
Prior art keywords
rubber
polymer according
modified polymer
modified
monovinylidenaromatic
Prior art date
Application number
RU2001133741/04A
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Russian (ru)
Other versions
RU2232778C2 (en
Inventor
Мехмет ДЕМИРОРС
Дэвид ШРАДЕР
Хосе М. РЕГО
Original Assignee
Дзе Дау Кемикал Компани
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Application filed by Дзе Дау Кемикал Компани filed Critical Дзе Дау Кемикал Компани
Publication of RU2001133741A publication Critical patent/RU2001133741A/en
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Publication of RU2232778C2 publication Critical patent/RU2232778C2/en

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Claims (7)

1. Модифицированный каучуком моновинилиденароматический полимер, полученный из винилароматического мономера и бимодального диенового каучука, где от 25 до 75 мас.% бимодального каучука имеют линейную структуру, а от 75 до 25 мас.% имеют разветвленную структуру, отличающийся тем, что бимодальный каучук имеет широкое, но все-таки мономодальное распределение средневесовой молекулярной массы, a Mw каучука с разветвленной структурой превышает Mw каучука с линейной структурой.1. Rubber-modified monovinylidene aromatic polymer obtained from vinyl aromatic monomer and bimodal diene rubber, where from 25 to 75 wt.% Bimodal rubber have a linear structure, and from 75 to 25 wt.% Have a branched structure, characterized in that the bimodal rubber has a wide but still the monomodal distribution of the weight average molecular weight, a Mw of a rubber with a branched structure exceeds the Mw of a rubber with a linear structure. 2. Модифицированный каучуком полимер по п.1, где каучуком является гомополимер бутадиена.2. The rubber modified polymer according to claim 1, wherein the rubber is a butadiene homopolymer. 3. Модифицированный каучуком полимер по п.1, где Mw каучука находится в диапазоне от 100000 до 350000, согласно измерению способом гельпроникающей хроматографии с использованием полибутадиеновых стандартов.3. The rubber-modified polymer according to claim 1, wherein the rubber Mw is in the range from 100,000 to 350,000, as measured by gel permeation chromatography using polybutadiene standards. 4. Модифицированный каучуком полимер по п.3, где винилароматическим мономером является стирол.4. The rubber-modified polymer according to claim 3, wherein the vinyl aromatic monomer is styrene. 5. Модифицированный каучуком полимер по п.4, где каучук диспергирован в виде частиц со среднеобъемным размером частиц в диапазоне от 0,8 до 8 мкм.5. The rubber-modified polymer according to claim 4, wherein the rubber is dispersed in the form of particles with a volume average particle size in the range of 0.8 to 8 microns. 6. Модифицированный каучуком полимер по п.3, где винилароматический полимер сополимеризуют с акрилонитрилом.6. The rubber-modified polymer according to claim 3, wherein the vinyl aromatic polymer is copolymerized with acrylonitrile. 7. Модифицированный каучуком полимер по п.6, где каучук диспергирован в виде частиц со среднеобъемным размером частиц в диапазоне от 0,3 до 4 мкм.7. The rubber-modified polymer according to claim 6, wherein the rubber is dispersed in the form of particles with a volume average particle size in the range of 0.3 to 4 μm.
RU2001133741/04A 1999-05-17 2000-04-20 Shock-resistant monovinylidene-aromatic polymers modified by linear and branched diene rubber RU2232778C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13456799P 1999-05-17 1999-05-17
US60/134,567 1999-05-17

Publications (2)

Publication Number Publication Date
RU2001133741A true RU2001133741A (en) 2003-09-10
RU2232778C2 RU2232778C2 (en) 2004-07-20

Family

ID=22463947

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2001133741/04A RU2232778C2 (en) 1999-05-17 2000-04-20 Shock-resistant monovinylidene-aromatic polymers modified by linear and branched diene rubber

Country Status (20)

Country Link
US (1) US6323282B1 (en)
EP (1) EP1192195B1 (en)
JP (1) JP2002544341A (en)
KR (1) KR100663054B1 (en)
CN (1) CN1213085C (en)
AR (1) AR025525A1 (en)
AT (1) ATE253088T1 (en)
AU (1) AU766724B2 (en)
BR (1) BR0011511B1 (en)
CA (1) CA2369332C (en)
DE (1) DE60006239T2 (en)
ES (1) ES2204570T3 (en)
HK (1) HK1046415B (en)
HU (1) HU225132B1 (en)
ID (1) ID30491A (en)
MY (1) MY116807A (en)
PL (1) PL198308B1 (en)
RU (1) RU2232778C2 (en)
TW (1) TWI255273B (en)
WO (1) WO2000069927A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6525140B1 (en) 2000-03-23 2003-02-25 Firestone Polymers, Llc Method of preparation of coupled branched and linear polymer compositions
CN101296960B (en) 2005-10-28 2011-12-07 阿科玛法国公司 Impact modified acrylics having a bimodal distribution of impact modifier sizes
EP2647665A4 (en) * 2010-10-01 2014-10-01 Servicios Administrativos Peñoles Sa De Cv Novel composition for the production of vinylaromatic materials with impact strength improved by a structure-modifying additive
CN109485791B (en) * 2017-09-13 2021-10-19 中国石油化工股份有限公司 Linear styrene-butadiene copolymer, process for producing the same, composition thereof, aromatic vinyl resin and process for producing the same
CN109485772B (en) * 2017-09-13 2021-10-19 中国石油化工股份有限公司 Low cis-polybutadiene rubber, process for producing the same, composition thereof, aromatic vinyl resin and process for producing the same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07116320B2 (en) * 1986-06-12 1995-12-13 旭化成工業株式会社 Vulcanized rubber
NL8700208A (en) 1987-01-28 1988-08-16 Dow Chemical Nederland IMPROVED RUBBER REINFORCED MONOVINYLIDE AROMATIC POLYMER RESINS AND A METHOD FOR THE PREPARATION THEREOF.
GB8920574D0 (en) 1989-09-12 1989-10-25 Dow Benelux Monovinylidene aromatic polymers with improved properties and a process for their preparation
FR2713229B1 (en) * 1993-11-30 1996-01-19 Atochem Elf Sa Composition comprising a vinyl aromatic polymer and a rubber and its production process.
IT1274361B (en) * 1995-02-16 1997-07-17 Enichem Spa PROCESS FOR THE PREPARATION OF VINYLAROMATIC COPOLYMERS REINFORCED WITH RUBBER
ES2116199B1 (en) * 1995-07-17 1999-04-01 Repsol Quimica Sa PROCEDURE FOR THE PREPARATION OF USEFUL 1,3-BUTADIENE AND STYRENE COPOLYMERS FOR THE MANUFACTURE OF TIRES WITH LOW ROLLING RESISTANCE AND 1,3-BUTADIENE AND STYRENE COPOLYMERS, SO OBTAINED,
CN1122678C (en) * 1997-08-13 2003-10-01 陶氏环球技术公司 High-gloss high-impact monovinylidene aromatic polymers

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