MX167233B - Hidroxilacion en estado solido de cauchos - Google Patents
Hidroxilacion en estado solido de cauchosInfo
- Publication number
- MX167233B MX167233B MX026416A MX2641691A MX167233B MX 167233 B MX167233 B MX 167233B MX 026416 A MX026416 A MX 026416A MX 2641691 A MX2641691 A MX 2641691A MX 167233 B MX167233 B MX 167233B
- Authority
- MX
- Mexico
- Prior art keywords
- rubber
- solid state
- hydroxylation
- mercaptan
- catalyzed
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C19/00—Chemical modification of rubber
- C08C19/20—Incorporating sulfur atoms into the molecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C19/00—Chemical modification of rubber
- C08C19/30—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule
- C08C19/34—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with oxygen or oxygen-containing groups
- C08C19/38—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with oxygen or oxygen-containing groups with hydroxy radicals
Landscapes
- Chemical & Material Sciences (AREA)
- General 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
La presente invención se refiere a un proceso para preparar caucho hidroxilado que comrpende al hacer reaccionar (a) un caucho que tiene de aproximadamente 5 a aproximadamente 75 por ciento de un contenido de enlace doble 1,2, con (b) un mercaptano de la fórmula: en donde n es un entero de desde 3 a 19; y en donde la reacción se lleva a cabo en el estado sólido y se cataliza con un catalizador de radicales libres.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/548,326 US5070150A (en) | 1990-07-02 | 1990-07-02 | Process for the solid state (solventless) hydroxylation of vinyl-containing rubbers using a hydroxymercaptan |
Publications (1)
Publication Number | Publication Date |
---|---|
MX167233B true MX167233B (es) | 1993-03-10 |
Family
ID=24188366
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX026416A MX167233B (es) | 1990-07-02 | 1991-06-27 | Hidroxilacion en estado solido de cauchos |
Country Status (8)
Country | Link |
---|---|
US (1) | US5070150A (es) |
EP (1) | EP0464478B1 (es) |
JP (1) | JP2901380B2 (es) |
KR (1) | KR0178988B1 (es) |
BR (1) | BR9102717A (es) |
CA (1) | CA2026709A1 (es) |
DE (1) | DE69112144T2 (es) |
MX (1) | MX167233B (es) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6031052A (en) * | 1995-08-21 | 2000-02-29 | Webb; Tim | Dichromate oxidation of polybutadiene: formation of a hydroxylated polyalkyl homopolyer |
KR100454088B1 (ko) * | 1995-12-29 | 2005-01-31 | 에스케이케미칼주식회사 | 압출취입성형용폴리에스테르조성물 |
US8225089B2 (en) | 1996-12-04 | 2012-07-17 | Otomaku Properties Ltd., L.L.C. | Electronic transaction systems utilizing a PEAD and a private key |
DE19712248A1 (de) * | 1997-03-24 | 1998-10-01 | Basf Ag | Verfahren zur Derivatisierung ethylenisch ungesättigter Polyermisate in wässriger Dispersion |
JP2000044734A (ja) | 1998-07-18 | 2000-02-15 | Bayer Ag | ヒドロキシル基含有溶液ゴム |
DE19914848A1 (de) | 1999-04-01 | 2000-10-05 | Bayer Ag | Hydroxylgruppenhaltige Lösungskautschuke |
DE19920894A1 (de) * | 1999-05-06 | 2000-11-09 | Bayer Ag | Hydroxylgruppenhaltige Dienkautschuke |
DE10012407A1 (de) | 2000-03-15 | 2001-09-20 | Bayer Ag | Polyether enthaltende Kautschukmischungen |
DE10056311A1 (de) | 2000-11-14 | 2002-05-16 | Bayer Ag | Gelhaltige Kautschukmischungen mit anorganischen Peroxiden |
KR100970767B1 (ko) * | 2007-12-12 | 2010-07-16 | 금호석유화학 주식회사 | 방향족 유기황화합물로 기능화된 1,4-시스 폴리부타디엔 |
DE102008052057A1 (de) | 2008-10-16 | 2010-04-22 | Lanxess Deutschland Gmbh | Funktionalisierte Dienkautschuke |
TW201211083A (en) | 2010-06-15 | 2012-03-16 | Styron Europe Gmbh | Low vinyl styrene-butadiene polymers and methods of making the same |
FR2962440B1 (fr) * | 2010-07-12 | 2012-08-03 | Total Raffinage Marketing | Procede de preparation de polymeres greffes sans amorceur et sans solvant et compositions bitume/polymere comprenant lesdits polymeres greffes |
ES2598035T3 (es) | 2011-03-04 | 2017-01-24 | Trinseo Europe Gmbh | Caucho de estireno-butadieno de alto contenido de estireno y alto contenido de vinilo y métodos para la preparación del mismo |
EP2537872B1 (en) | 2011-06-22 | 2015-08-12 | Trinseo Europe GmbH | High styrene high vinyl styrene-butadiene rubber with narrow molecular weight distribution and methods for preparation thereof |
EP2495266A1 (en) | 2011-03-04 | 2012-09-05 | Styron Deutschland GmbH | High styrene high vinyl styrene-butadiene rubber and methods for preparation thereof |
PL2537871T3 (pl) | 2011-06-22 | 2019-03-29 | Trinseo Europe Gmbh | Kauczuk styrenowo-butadienowy o dużej zawartości styrenu i o dużej zawartości winylu o wąskim rozkładzie masy cząsteczkowej i sposoby jego otrzymywania |
TWI432470B (zh) | 2011-12-30 | 2014-04-01 | Chi Mei Corp | 改質的高順式共軛二烯聚合物及其製造方法 |
TWI486384B (zh) | 2012-12-28 | 2015-06-01 | Chi Mei Corp | 聚矽氧烷化合物、經改質的共軛二烯系-乙烯基芳香烴系共聚物及其製造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1816394A1 (de) * | 1968-12-21 | 1970-07-02 | Basf Ag | Verfahren zur Herstellung von modifizierten Butadienpolymerisaten |
DE1910177A1 (de) * | 1969-02-28 | 1970-09-10 | Basf Ag | Modifizierte Butadienpolymerisate |
US3689450A (en) * | 1970-10-29 | 1972-09-05 | Phillips Petroleum Co | Method of preparing sealants from polybutadiene and mercapto hydroxy compounds |
US4946905A (en) * | 1976-08-09 | 1990-08-07 | The Goodyear Tire & Rubber Company | Preparation of age-resisting polymers by reactions involving use of aminomercaptans |
DE2653144C2 (de) * | 1976-11-23 | 1984-12-20 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von modifiziertem Polybutadien |
CA1094721A (en) * | 1977-04-14 | 1981-01-27 | Douglas C. Edwards | Vulcanizates containing silica |
US4230841A (en) * | 1979-01-31 | 1980-10-28 | The Goodyear Tire & Rubber Company | Process for medium vinyl polybutadiene |
US4238575A (en) * | 1979-02-12 | 1980-12-09 | Ciba-Geigy Corporation | Stabilized compositions containing polymeric thiosynergists |
US4357432A (en) * | 1981-05-11 | 1982-11-02 | Polysar Limited | Vulcanizates |
US4530959A (en) * | 1984-03-08 | 1985-07-23 | The Goodyear Tire & Rubber Company | Pneumatic tire with tread of medium vinyl polybutadiene/rubber blend |
-
1990
- 1990-07-02 US US07/548,326 patent/US5070150A/en not_active Expired - Lifetime
- 1990-10-02 CA CA002026709A patent/CA2026709A1/en not_active Abandoned
-
1991
- 1991-06-19 DE DE69112144T patent/DE69112144T2/de not_active Expired - Fee Related
- 1991-06-19 EP EP91110099A patent/EP0464478B1/en not_active Expired - Lifetime
- 1991-06-27 BR BR919102717A patent/BR9102717A/pt not_active IP Right Cessation
- 1991-06-27 MX MX026416A patent/MX167233B/es unknown
- 1991-07-01 KR KR1019910011092A patent/KR0178988B1/ko not_active IP Right Cessation
- 1991-07-02 JP JP3161588A patent/JP2901380B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69112144T2 (de) | 1996-04-04 |
EP0464478A1 (en) | 1992-01-08 |
JPH04236201A (ja) | 1992-08-25 |
EP0464478B1 (en) | 1995-08-16 |
BR9102717A (pt) | 1992-02-04 |
CA2026709A1 (en) | 1992-01-03 |
KR0178988B1 (ko) | 1999-05-15 |
KR920002636A (ko) | 1992-02-28 |
DE69112144D1 (de) | 1995-09-21 |
JP2901380B2 (ja) | 1999-06-07 |
US5070150A (en) | 1991-12-03 |
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