WO2004000932A1 - Copolymere enthaltende kautschukmischungen für die herstellung von reifen - Google Patents
Copolymere enthaltende kautschukmischungen für die herstellung von reifen Download PDFInfo
- Publication number
- WO2004000932A1 WO2004000932A1 PCT/EP2003/006076 EP0306076W WO2004000932A1 WO 2004000932 A1 WO2004000932 A1 WO 2004000932A1 EP 0306076 W EP0306076 W EP 0306076W WO 2004000932 A1 WO2004000932 A1 WO 2004000932A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rubber
- weight
- rubber mixtures
- amounts
- polar
- Prior art date
Links
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
- C08K5/10—Esters; Ether-esters
- C08K5/11—Esters; Ether-esters of acyclic polycarboxylic acids
-
- 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
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0016—Plasticisers
-
- 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
- C08K5/54—Silicon-containing compounds
- C08K5/548—Silicon-containing compounds containing sulfur
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/06—Copolymers with styrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L13/00—Compositions of rubbers containing carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
Definitions
- the invention relates to the use of rubber mixtures containing copolymers based on an unsaturated olefinic nitrile, a conjugated diene and optionally a polymerizable carboxylic acid, at least one non-polar rubber and at least one polar synthetic plasticizer for the production of tires.
- NBR butadiene-acrylonitrile rubber
- the present invention therefore relates to rubber mixtures for the production of tires containing
- component a) in amounts of 1 to 99 parts by weight, component b) in amounts of 99 to 1 part by weight and component c) in amounts of 0.5 to 50 parts by weight, based on 100 parts by weight of the total amount of rubber are present.
- component a) is present in amounts of
- component b 1 to 50 parts by weight, in particular 5 to 30 parts by weight, component b) in amounts of 50 to 99 parts by weight, in particular 70 to 95 parts by weight and the
- Component c) in amounts of 1 to 40 parts by weight, in particular 5 to 30 Parts by weight, based on 100 parts by weight of the total amount of rubber, are present.
- the copolymer used as component a) in the rubber mixtures according to the invention is based on unsaturated olefinic nitriles, conjugated dienes and optionally polymerizable carboxylic acids.
- Conjugated dienes are in particular: 1,3-butadiene, 2,3-dimethyl-1,3-butadiene, 2-methyl-1,3-butadiene, 2-ethyl-1,3-butadiene, 1,3- Pentadiene, 2-methyl-1,3-pentadiene, 1,3-hexadiene, 2-phenyl-l, 3-butadiene, 3,4-dimethyl-l, 3-
- Acrylonitrile methacrylonitrile, ethyl acrylonitrile, croton nitrile, 2-pentenenitrile or mixtures thereof can be used as olefinically unsaturated nitriles for the construction of the copolymers. Acrylonitrile is preferred.
- polymerizable carboxylic acids examples include acrylic acid,
- Methacrylic acid, fumaric acid and maleic acid into consideration.
- copolymers to be used according to the invention contain the conjugated dienes in amounts of approximately 50 to 90% by weight and the olefinically unsaturated nitriles in amounts of approximately 10 to 50% by weight, the amount of the individual components increasing to 100% by weight. complete.
- the conjugated dienes are preferably used in amounts of 50 to 85% by weight and the olefinically unsaturated nitriles in amounts of 15 to 50% by weight. If component a) additionally contains polymerizable carboxylic acids, these are present in amounts of 0.1 to 10% by weight, based on the amount of all components.
- the ratio of the conjugated dienes to the olefinically unsaturated nitriles in component a) is made possible by the addition of polymerisable ones
- Carboxylic acids are not affected.
- the glass transition temperature of the copolymers used according to the invention is approximately -60 to 0 ° C., preferably -45 to -15 ° C.
- copolymers used according to the invention e.g. Butadiene-acrylonitrile copolymers (NBR) or carboxylated NBR, for example, are known from the aforementioned patent publications, as is their production.
- NBR butadiene-acrylonitrile copolymers
- carboxylated NBR for example
- All types of natural rubbers such as natural rubber (NR), and corresponding synthetic rubbers, such as, for example, polybutadiene (BR), styrene-butadiene copolymers (SBR), polyisoprene rubbers (LR), and isoprene, can be used as non-polar rubbers for the rubber mixtures according to the invention.
- BR polybutadiene
- SBR styrene-butadiene copolymers
- LR polyisoprene rubbers
- isoprene can be used as non-polar rubbers for the rubber mixtures according to the invention.
- Polybutadiene, styrene-butadiene copolymers and natural rubbers are preferably used.
- the additional nonpolar rubbers mentioned, which are used in the rubber mixtures according to the invention can of course also - as usual
- non-polar rubbers are known and are produced by conventional radical emulsion polymerization, radical solution polymerization, anionic or cationic polymerization or by Ziegler-Natta polymerization.
- polar synthetic plasticizers are added to the rubber mixtures.
- Suitable polar synthetic plasticizers are those which contain, for example, ester or ether groups in the molecule, for example phthalates, such as dibutyl phthalates (DBP), dioctyl phthalates (DOP), diisononyl phthalates (DLNP), diisodecyl phthalates (DLDP), diisotridecyl phthalates (DTDP), diundecyl phthalates (DUP), sebacates such as dioctyl sebacate (DOS), di butyl sebacate (DBS), adipates such as dioctyl adipate (DOA), diisodecyl adipate ( DLDA), diisononyl adipate (DLNA), di- (butoxy-ethoxy-ethyl) adipate, phosphoric acid esters such as tricresyl phosphate (TCP), trixylyl phosphate (TXP), trioctyl phosphat
- Paraffins with a chlorine content of 40 to 70% by weight and plasticizers based on epoxy esters, based on polyester and polyether, based on ether thioether and based on phenolsulfonic acid esters.
- the polar synthetic plasticizers can be used both individually and as a mixture with one another.
- the most favorable mixing ratio depends on the particular application of the rubber mixtures according to the invention.
- Plasticizers based on phthalic acid, sebacic acid and adipic acid are preferred.
- Components a) and c) can also be used as a master batch. These masterbatches can be produced in a kneader by mixing components a) and c) and also by mixing component a) in the form of its latex with component c) and subsequent coagulation and drying.
- the rubber mixtures according to the invention can also contain the known fillers and rubber auxiliaries, such as pigments, zinc oxide, stearic acid, vulcanization accelerators, vulcanizing agents, for example based on sulfur and peroxide.
- fillers and rubber auxiliaries such as pigments, zinc oxide, stearic acid, vulcanization accelerators, vulcanizing agents, for example based on sulfur and peroxide.
- Stabilizers antioxidants, resins, oils, waxes and inhibitors.
- Suitable fillers for the rubber mixtures according to the invention are not only the known carbon blacks and silicas, but also silicates, titanium dioxide, chalk or clay or mixtures thereof. Carbon black and silica are preferably used as fillers.
- filler activators such as bis-3- (triethoxysilylpropyl) tetrasulfane, can also be added in a known manner.
- the fillers and the rubber auxiliaries mentioned are used in the usual amounts.
- the respectively favorable quantities depend among other things on the intended use of the rubber compounds and can easily be determined by appropriate preliminary tests.
- the rubber mixtures according to the invention can be produced by intensively mixing the individual components with one another in suitable mixing units such as a roller or a kneader.
- the rubber mixtures according to the invention can be vulcanized in a customary manner, the most expedient vulcanization process being based on the particular application of the rubber mixtures.
- the rubber mixtures according to the invention can be used for the production of all types of tire components.
- Krylene® 1500 emulsion SBR, approx. 23.5% styrene, Mooney viscosity 50,
- Krynac® 34.50 (emulsion NBR. Approx. 67% butadiene and approx. 33% acrylonitrile,
- Krynac® 50.75 (emulsion NBR. Approx. 51.5% butadiene and approx. 48.5% acrylonitrile, Mooney viscosity 80, manufacturer Bayer Elastomeres)
- Krynac X 7.40 (carboxylated emulsion NBR approx. 66% butadiene, approx. 27%
- Vulkasil ® S active silica, product of Bayer AG
- Si 69® bis-3- (triethoxysilylpropyl) tetrasulfan, manufacturer Degussa AG
- Renopal® 450 aromatic mineral oil plasticizer, manufacturer Fuchs Chemie
- Corax® N 339 carbon black, manufacturer Degussa Hüls AG
- Vulkanox® 4010 NA N-isopropyl-N'-phenyl-p-phenylenediamine, manufacturer Bayer AG
- Vulkanox® 4020 N- (1,3-dimethylbutyl) -N'-phenyl-p-phenylenediamine, manufacturer
- Vulkacit® D diphenylguanidine, manufacturer Bayer AG
- Vulkacit® CZ / C N-cyclohexyl-2-benzothiazyl-sulfenamide, manufacturer Bayer AG
- DOP Vestinol® AH, (dioctyl phthalate, Hüls AG) The individual parts by weight of the components are listed in Tables 1 and 2.
- the components were mixed in a kneader (Werner & Pfleiderer GK 1.5) at 50 revolutions per minute.
- the kneader temperature was 60 ° C.
- the vulcanization accelerators were mixed in on a roller.
- Vulkanox 4020 1 1 1 1 1 1 1 1
- Vulkanox 4020 1 1 1 1 1 1 1 1
- Abrasion loss DIN 60 (mr ⁇ > 3) 130 125 125 125 100 100 tan d 0 ° C 0.441 0.372 0.375 0.369 0.290 0.360 tan d 60 ° C 0.123 0.119 0.123 0.118 0.180 0.160
- Examples 1 to 3 15 phr of the aromatic oil are replaced by 15 phr of DOP.
- the mixtures contain NBR (39% ACN, Example 1), NBR (50% ACN,
- Example 2 Example 2 and carboxylated NBR (Example 3).
- the complex dynamic module (E *) is significantly reduced at 0 ° C compared to the prior art.
- the abrasion resistance is the same or better.
- tan delta 60 ° C. the tan in particular when using carboxylated NBR (example 6) delta 60 ° C lowered (predictor for lower rolling resistance) and the tan delta 0 ° C increased significantly (predictor for improved wet-sliding properties).
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- 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)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004514685A JP2005530013A (ja) | 2002-06-21 | 2003-06-10 | タイヤ製造用の共重合体を含むゴム混合物 |
EP03740213A EP1517953A1 (de) | 2002-06-21 | 2003-06-10 | Copolymere enthaltende kautschukmischungen für die herstellung von reifen |
CA002490251A CA2490251A1 (en) | 2002-06-21 | 2003-06-10 | Rubber mixtures containing copolymers for the production of tyres |
AU2003279349A AU2003279349A1 (en) | 2002-06-21 | 2003-06-10 | Rubber mixtures containing copolymers for the production of tyres |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10227733A DE10227733A1 (de) | 2002-06-21 | 2002-06-21 | Copolymere enthaltende Kautschukmischungen für die Herstellung von Reifen |
DE10227733.8 | 2002-06-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004000932A1 true WO2004000932A1 (de) | 2003-12-31 |
Family
ID=29719326
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2003/006076 WO2004000932A1 (de) | 2002-06-21 | 2003-06-10 | Copolymere enthaltende kautschukmischungen für die herstellung von reifen |
Country Status (8)
Country | Link |
---|---|
US (1) | US20030236333A1 (de) |
EP (1) | EP1517953A1 (de) |
JP (1) | JP2005530013A (de) |
AU (1) | AU2003279349A1 (de) |
CA (1) | CA2490251A1 (de) |
DE (1) | DE10227733A1 (de) |
TW (1) | TW200416250A (de) |
WO (1) | WO2004000932A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1935926A1 (de) * | 2006-12-20 | 2008-06-25 | The Goodyear Tire & Rubber Company | Verfahren zur Herstellung einer Gummizusammensetzung |
WO2010006889A2 (en) * | 2008-07-18 | 2010-01-21 | Basf Se | Coupling agents for filled rubbers |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2910906B1 (fr) * | 2006-12-27 | 2009-03-06 | Michelin Soc Tech | Systeme plastifiant et composition de caoutchouc pour pneumatique incorporant ledit systeme |
FR2916201B1 (fr) * | 2007-05-15 | 2009-07-17 | Michelin Soc Tech | Systeme plastifiant et composition de caoutchouc pour pneumatique incorporant ledit systeme |
US9309372B2 (en) | 2012-03-01 | 2016-04-12 | Bridgestone Corporation | Rubber compositions including a functionalized wax |
JP2013144815A (ja) * | 2013-05-01 | 2013-07-25 | Sumitomo Rubber Ind Ltd | トレッド用ゴム組成物、トレッドおよびそれを用いたタイヤ |
EP3172275B1 (de) * | 2014-08-29 | 2022-10-05 | Compagnie Générale des Etablissements Michelin | Kautschukzusammensetzung mit silikonöl |
CN104277253A (zh) * | 2014-09-22 | 2015-01-14 | 安徽喜洋洋儿童用品有限公司 | 一种较强韧性的防滑轮胎用橡胶 |
CN113402787B (zh) * | 2020-03-16 | 2022-10-21 | 中国石油化工股份有限公司 | 阻尼材料用橡胶组合物、硫化橡胶及其制备方法和应用 |
CN115716951B (zh) * | 2021-08-24 | 2024-05-07 | 中国石油化工股份有限公司 | 胎面用橡胶组合物和硫化橡胶及其制备方法和应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4616685A (en) * | 1983-09-30 | 1986-10-14 | Katsuyuki Harakon | Pneumatic tire tread of stable dynamic performance |
US4897440A (en) * | 1988-03-03 | 1990-01-30 | Lo Ching Tsan | Abrasion resistant hulling rolls from carboxylated nitrile rubber |
US5624994A (en) * | 1991-12-31 | 1997-04-29 | Elf Atochem S. A. | Process for the preparation of composite material formed from a vulcanized elastomer in combination with a thermoplastic elastomer containing polyamide blocks, composite material thus formed and sports articles produced with the aid of said materials |
DE19726728A1 (de) * | 1997-06-24 | 1999-01-07 | Continental Ag | Kautschukmischung für die Herstellung von Gummiprodukten |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4826910A (en) * | 1987-11-10 | 1989-05-02 | Polysar Limited | Oil resistant thermoplastic elastomer |
US5221714A (en) * | 1991-04-04 | 1993-06-22 | The Goodyear Tire & Rubber Company | Blend of rubber latices containing a hydrogenated rubber latex |
-
2002
- 2002-06-21 DE DE10227733A patent/DE10227733A1/de not_active Withdrawn
-
2003
- 2003-05-12 US US10/435,844 patent/US20030236333A1/en not_active Abandoned
- 2003-06-10 EP EP03740213A patent/EP1517953A1/de not_active Withdrawn
- 2003-06-10 JP JP2004514685A patent/JP2005530013A/ja active Pending
- 2003-06-10 CA CA002490251A patent/CA2490251A1/en not_active Abandoned
- 2003-06-10 AU AU2003279349A patent/AU2003279349A1/en not_active Abandoned
- 2003-06-10 WO PCT/EP2003/006076 patent/WO2004000932A1/de not_active Application Discontinuation
- 2003-06-20 TW TW092116727A patent/TW200416250A/zh unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4616685A (en) * | 1983-09-30 | 1986-10-14 | Katsuyuki Harakon | Pneumatic tire tread of stable dynamic performance |
US4897440A (en) * | 1988-03-03 | 1990-01-30 | Lo Ching Tsan | Abrasion resistant hulling rolls from carboxylated nitrile rubber |
US5624994A (en) * | 1991-12-31 | 1997-04-29 | Elf Atochem S. A. | Process for the preparation of composite material formed from a vulcanized elastomer in combination with a thermoplastic elastomer containing polyamide blocks, composite material thus formed and sports articles produced with the aid of said materials |
DE19726728A1 (de) * | 1997-06-24 | 1999-01-07 | Continental Ag | Kautschukmischung für die Herstellung von Gummiprodukten |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1935926A1 (de) * | 2006-12-20 | 2008-06-25 | The Goodyear Tire & Rubber Company | Verfahren zur Herstellung einer Gummizusammensetzung |
WO2010006889A2 (en) * | 2008-07-18 | 2010-01-21 | Basf Se | Coupling agents for filled rubbers |
WO2010006889A3 (en) * | 2008-07-18 | 2010-09-23 | Basf Se | Coupling agents for filled rubbers |
Also Published As
Publication number | Publication date |
---|---|
CA2490251A1 (en) | 2003-12-31 |
TW200416250A (en) | 2004-09-01 |
DE10227733A1 (de) | 2004-01-08 |
AU2003279349A1 (en) | 2004-01-06 |
US20030236333A1 (en) | 2003-12-25 |
EP1517953A1 (de) | 2005-03-30 |
JP2005530013A (ja) | 2005-10-06 |
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