BR9900599A - Desativador de metal para polìmeros catalisados com cobalto. - Google Patents
Desativador de metal para polìmeros catalisados com cobalto.Info
- Publication number
- BR9900599A BR9900599A BR9900599-9A BR9900599A BR9900599A BR 9900599 A BR9900599 A BR 9900599A BR 9900599 A BR9900599 A BR 9900599A BR 9900599 A BR9900599 A BR 9900599A
- Authority
- BR
- Brazil
- Prior art keywords
- polybutadiene
- trans
- acid
- polymers
- cobalt
- Prior art date
Links
- 229920000642 polymer Polymers 0.000 title abstract 5
- 239000006078 metal deactivator Substances 0.000 title abstract 3
- 229920003194 trans-1,4-polybutadiene polymer Polymers 0.000 abstract 9
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 abstract 4
- 229910017052 cobalt Inorganic materials 0.000 abstract 3
- 239000010941 cobalt Substances 0.000 abstract 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 3
- 150000001875 compounds Chemical class 0.000 abstract 3
- 229920001971 elastomer Polymers 0.000 abstract 3
- 239000005060 rubber Substances 0.000 abstract 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- 235000010233 benzoic acid Nutrition 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 abstract 2
- 229960004889 salicylic acid Drugs 0.000 abstract 2
- NBOMNTLFRHMDEZ-UHFFFAOYSA-N thiosalicylic acid Chemical compound OC(=O)C1=CC=CC=C1S NBOMNTLFRHMDEZ-UHFFFAOYSA-N 0.000 abstract 2
- 229940103494 thiosalicylic acid Drugs 0.000 abstract 2
- BSYNRYMUTXBXSQ-FOQJRBATSA-N 59096-14-9 Chemical compound CC(=O)OC1=CC=CC=C1[14C](O)=O BSYNRYMUTXBXSQ-FOQJRBATSA-N 0.000 abstract 1
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 abstract 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N Benzoic acid Natural products OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 abstract 1
- 239000005711 Benzoic acid Substances 0.000 abstract 1
- 229960001138 acetylsalicylic acid Drugs 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 150000001558 benzoic acid derivatives Chemical class 0.000 abstract 1
- 150000001559 benzoic acids Chemical class 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000004132 cross linking Methods 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- -1 nickel Chemical class 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 230000003244 pro-oxidative effect Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
-
- 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
- C08F136/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F136/02—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F136/04—Homopolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
- C08F136/06—Butadiene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/37—Thiols
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
"DESATIVADOR DE METAL PARA POLìMEROS CATALISADOS COM COBALTO". Vários benefícios podem ser atingidos com a utilização de trans-1,4-polibutadieno em compostos de borracha para pneus. Por exemplo, a resistência verde dos compostos de borracha para pneus pode ser melhorada pela inclusão de trans-1,4-polibutadieno. A inclusão de trans-1,4-polibutadieno em compostos de borracha para pneus também é benéfica porque é cristalização sob deformação. Entretanto, devido a seu elevado ponto de fusão, normalmente é necessário aquecer o trans-1,4-polibutadieno para que ele seja processado com equipamento de misturação convencional. Essa etapa de aquecimento é tipicamente realizada por armazenamento do trans-1,4-polibutadieno em uma "estufa" durante alguns dias antes de seu uso. Durante esse período de armazenamento, o polímero tipicamente sofre uma reticulação oxidativa indesejável, que é causada por catalisador de cobalto residual, e gera a formação de gel. De fato, a formação de gel pode tornar o trans-1,4-polibutadieno não processável. Esta invenção se baseia no achado inesperado de que certos ácidos benzóicos substituídos, como ácido salicílico, ácido tiossalicílico e ácido acetilsalicílico, agem como desativadores de metais em polímeros. Com a utilização da técnica desta invenção, cobalto residual e/ou outros metais, como níquel, que agem como pró-oxidantes em polímeros, como trans-1,4-polibutadieno, podem ser desativados. Esta invenção, mais especificamente, apresenta uma composição de trans-1,4-polibutadieno estabilizada, que é composta por trans-1,4-polibutadieno e um ácido benzóico substituído, selecionado no grupo que consiste em ácido salicílico, ácido tiossalicílico e ácido acetilsalicílico.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/024,037 US6013736A (en) | 1998-02-16 | 1998-02-16 | Metal deactivator for cobalt catalyzed polymers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9900599A true BR9900599A (pt) | 2000-02-01 |
Family
ID=21818512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9900599-9A BR9900599A (pt) | 1998-02-16 | 1999-02-11 | Desativador de metal para polìmeros catalisados com cobalto. |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6013736A (pt) |
| JP (1) | JPH11279334A (pt) |
| BR (1) | BR9900599A (pt) |
| CA (1) | CA2260697A1 (pt) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6284844B1 (en) * | 1998-03-03 | 2001-09-04 | The Goodyear Tire & Rubber Company | Deactivation of syndiotactic—1, 2—polybutadiene |
| US6476109B1 (en) | 2000-02-25 | 2002-11-05 | The Goodyear Tire & Rubber Company | Rubber composition comprised of cis-1,4-polyisoprene and 4,4′-(para or meta-phenylenedilsopropylidine) dianiline and articles, including tires, having at least one component comprised thereof |
| US6617406B2 (en) * | 2001-08-30 | 2003-09-09 | The Goodyear Tire & Rubber Company | Synthesis of elastomeric high trans-1,4-polybutadiene |
| JP5616049B2 (ja) * | 2009-11-09 | 2014-10-29 | 住友ゴム工業株式会社 | タイヤ用ゴム組成物及び空気入りタイヤ |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS42187Y1 (pt) * | 1964-06-24 | 1967-01-09 | ||
| US4225690A (en) * | 1978-11-13 | 1980-09-30 | The Firestone Tire & Rubber Company | Process and catalyst for producing high trans 1,4-polybutadiene |
| US5089574A (en) * | 1990-10-22 | 1992-02-18 | The Goodyear Tire & Rubber Company | Trans-1,4-polybutadiene synthesis |
| US5229459A (en) * | 1991-10-17 | 1993-07-20 | The Goodyear Tire & Rubber Company | Rubber stock containing high trans polybutadiene |
| US5605996A (en) * | 1992-02-12 | 1997-02-25 | American National Can Company | Oxygen scavenging composition |
| CA2121668A1 (en) * | 1994-03-09 | 1995-09-10 | Thomas Joseph Segatta | Rubber/polyester cord composite and tire with component thereof |
| US5448002A (en) * | 1994-08-12 | 1995-09-05 | The Goodyear Tire & Rubber Company | Synthesis of trans-1,4-polybutadiene having controlled molecular weight |
| US5834079A (en) * | 1996-03-07 | 1998-11-10 | W. R. Grace & Co.-Conn. | Zeolite in packaging film |
| JP3329661B2 (ja) * | 1996-06-06 | 2002-09-30 | 電気化学工業株式会社 | 金型洗浄用ゴム組成物及び金型洗浄方法 |
| US5854351A (en) * | 1997-06-20 | 1998-12-29 | The Goodyear Tire & Rubber Company | Radio frequency heating of trans-1, 4-polybutadiene |
-
1998
- 1998-02-16 US US09/024,037 patent/US6013736A/en not_active Expired - Fee Related
-
1999
- 1999-02-05 CA CA002260697A patent/CA2260697A1/en not_active Abandoned
- 1999-02-11 BR BR9900599-9A patent/BR9900599A/pt active Search and Examination
- 1999-02-16 JP JP11037173A patent/JPH11279334A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JPH11279334A (ja) | 1999-10-12 |
| CA2260697A1 (en) | 1999-08-16 |
| US6013736A (en) | 2000-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2566773C2 (ru) | Применение производных органических гелеобразующих агентов в битумных композициях для улучшения их устойчивости к химическому стрессу | |
| ATE176863T1 (de) | Kosmetische verwendung und präparate einer verzweigten und mindestens auf 90 | |
| CA2409687A1 (en) | Molecular melt comprising a coupling agent and an antioxidant and methods for making and using the molecular melt | |
| CA2023289A1 (en) | Liquid polymer and polyol compositions, and process for preparing phenol-functional polymer | |
| ES8506056A1 (es) | Procedimiento para preparar oligomeros derivados de compuestos aromaticos y aldehidos | |
| ES2087203T3 (es) | Catalizador para la sintesis de 3,4-poli-isopreno cristalino. | |
| GB951935A (en) | Tris phenolic compounds and their application | |
| KR960007630A (ko) | 분자량이 조절된 트랜스-1,4-폴리부타디엔의 합성 방법 | |
| US5106446A (en) | Polyurethane mixtures and the use thereof as adhesives | |
| DE69303935D1 (de) | Verfahren zur Herstellung von 4-Bromomethylbiphenyl-Verbindungen | |
| ES2178417T3 (es) | Procedimiento para la obtencion de arilatos de polialquileno. | |
| NO168354B (no) | Etoksykinsalt, opploesning av et slikt salt, samt anvendelse av saltet eller opploesningen | |
| BR8904887A (pt) | Processo para a preparacao de polimeros de monoxido de carbono com um ou mais compostos olefinicamente insaturados | |
| TWI235754B (en) | Composition and process for preparing a high molecular weight polyester | |
| JPS6026027A (ja) | ポリエステルエラストマ−の製造法 | |
| AU705353B2 (en) | Polyester resin with improved color characteristics | |
| Barrett et al. | Crystallization kinetics of poly (ethylene terephthalate) in compositions containing naturally functionalized triglyceride oil | |
| Torregrosa-Coque et al. | Effect of temperature on the extent of migration of low molecular weight moieties to rubber surface | |
| EP0210751A3 (en) | Halogen-containing rubbers and their manufacture | |
| KR910021421A (ko) | 에틸렌/펜텐-1 공중합체와, 그의 제조방법 및, 에틸렌/펜텐-1 공중합체 조성물 | |
| US3962124A (en) | Oxidation stabilized organic compositions | |
| ES2558763T3 (es) | Compuesto y composición que contiene el mismo | |
| PT98250A (pt) | Processo para a preparacao de solucoes de poli(imida-amida)limpidas a temperatura ambiente e estaveis durante a armazenagem | |
| ATE16500T1 (de) | Homogene, lagerbestaendige, fluessige bariumcadmium-triphosphit-stabilisierungssysteme fuer polyvinylchloridharze. | |
| ES2226452T3 (es) | Catalizadores para la obtencion de masas reticulables en frio o en caliente. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
| B11D | Dismissal acc. art. 38, par 2 of ipl - failure to pay fee after grant in time |