JP2002504589A5 - - Google Patents
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- Publication number
- JP2002504589A5 JP2002504589A5 JP2000532489A JP2000532489A JP2002504589A5 JP 2002504589 A5 JP2002504589 A5 JP 2002504589A5 JP 2000532489 A JP2000532489 A JP 2000532489A JP 2000532489 A JP2000532489 A JP 2000532489A JP 2002504589 A5 JP2002504589 A5 JP 2002504589A5
- Authority
- JP
- Japan
- Prior art keywords
- block
- star polymer
- average molecular
- molecular weight
- number average
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7523098P | 1998-02-19 | 1998-02-19 | |
| US60/075,230 | 1998-02-19 | ||
| PCT/EP1999/001003 WO1999042542A1 (en) | 1998-02-19 | 1999-02-16 | Star polymer viscosity index improver for oil compositions |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002504589A JP2002504589A (ja) | 2002-02-12 |
| JP2002504589A5 true JP2002504589A5 (enExample) | 2006-03-09 |
| JP4234325B2 JP4234325B2 (ja) | 2009-03-04 |
Family
ID=22124385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000532489A Expired - Lifetime JP4234325B2 (ja) | 1998-02-19 | 1999-02-16 | 油組成物用星形ポリマー粘度指数向上剤 |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US6034042A (enExample) |
| EP (1) | EP1064347B1 (enExample) |
| JP (1) | JP4234325B2 (enExample) |
| KR (1) | KR100549457B1 (enExample) |
| CN (1) | CN1114683C (enExample) |
| AU (1) | AU738659B2 (enExample) |
| BR (1) | BR9908068B1 (enExample) |
| CA (1) | CA2321006C (enExample) |
| DE (1) | DE69909265T2 (enExample) |
| ES (1) | ES2201684T3 (enExample) |
| RU (1) | RU2201939C2 (enExample) |
| TW (1) | TW428025B (enExample) |
| WO (1) | WO1999042542A1 (enExample) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7034079B2 (en) * | 1999-10-20 | 2006-04-25 | The Lubrizol Corporation | Radial polymers prepared by stabilized free radical polymerization |
| US20030083209A1 (en) * | 2001-10-22 | 2003-05-01 | Moodycliffe Timothy I. | Viscosity modification of petroleum distillates |
| JP3932424B2 (ja) * | 2002-03-07 | 2007-06-20 | ジャパン パシフィック エンタープライズ株式会社 | 潤滑油混合用組成物 |
| US7018962B2 (en) * | 2003-06-12 | 2006-03-28 | Infineum International Limited | Viscosity index improver concentrates |
| US7163913B2 (en) * | 2003-07-01 | 2007-01-16 | Infineum International Limited | Viscosity index improvers for lubricating oil compositions |
| EP1725637A4 (en) * | 2003-11-26 | 2010-07-28 | Arkema Inc | THICKENERS BASED ON CONTROLLED RADICAL ACRYLIC COPOLYMERS |
| CN101102784A (zh) * | 2005-01-13 | 2008-01-09 | 雷金纳克斯生物制药公司 | 对由神经退行性疾病、肌肉退行性疾病、或神经-肌肉退行性疾病所致的组织退化、伤害或损伤进行治疗或预防的方法、或对受到所述疾病的不利影响的组织进行恢复的方法 |
| US20070105731A1 (en) * | 2005-11-04 | 2007-05-10 | Chin Chu | Lubricating oil compositions |
| RU2439130C2 (ru) | 2006-03-10 | 2012-01-10 | КРЭЙТОН ПОЛИМЕРС Ю.Эс. ЭлЭлСи | Добавка, улучшающая индекс вязкости, для смазочных масел |
| WO2008018445A1 (en) * | 2006-08-08 | 2008-02-14 | Asahi Kasei Chemicals Corporation | Hydrogenated block copolymers and crosslinking compositions conatining the same |
| US8785546B2 (en) | 2008-08-29 | 2014-07-22 | Kuraray Co., Ltd. | Hydrogenated block copolymer and composition containing same |
| CN101899135A (zh) * | 2010-02-10 | 2010-12-01 | 大连理工大学 | 星形高抗冲聚苯乙烯及其制备方法 |
| EP2363454B1 (en) * | 2010-02-23 | 2018-09-26 | Infineum International Limited | Use of a lubricating oil composition |
| US8999905B2 (en) * | 2010-10-25 | 2015-04-07 | Afton Chemical Corporation | Lubricant additive |
| US9133413B2 (en) * | 2011-12-21 | 2015-09-15 | Infineum International Limited | Viscosity index improvers for lubricating oil compositions |
| CN103665281B (zh) * | 2012-08-31 | 2016-04-13 | 中国石油化工股份有限公司 | 一种四臂辐射星形无规共聚物及其制备方法 |
| CN103834457B (zh) * | 2012-11-23 | 2016-04-06 | 中国石油天然气股份有限公司 | 一种抑制氧化黏度增长的润滑油添加剂 |
| CN103848948B (zh) * | 2012-11-30 | 2017-03-22 | 中国石油化工股份有限公司 | 一种部分氢化的三元共聚物及其制备方法和应用 |
| CN104710624B (zh) * | 2013-12-12 | 2017-06-30 | 中国石油化工股份有限公司 | 氢化的星型聚合物及其制备方法以及润滑油组合物和润滑油母料 |
| US9879201B2 (en) * | 2014-02-28 | 2018-01-30 | Cosmo Oil Lubricants Co., Ltd. | Engine oil composition |
| WO2016200783A1 (en) | 2015-06-12 | 2016-12-15 | Kraton Polymers U.S. Llc | A composition for soft skins and uses thereof |
| TWI604027B (zh) | 2015-06-12 | 2017-11-01 | 科騰聚合物美國有限責任公司 | 用於纜線填充應用之熱活化膠 |
| EP3320027B1 (en) | 2015-06-12 | 2020-08-12 | Kraton Polymers U.S. LLC | Styrenic block copolymers as thermally-activated viscosifiers for oilfield applications |
| CN106336490B (zh) * | 2015-07-15 | 2018-11-16 | 中国石油天然气股份有限公司 | 一种氢化苯乙烯双烯共聚物黏度指数改进剂及其制备方法 |
| US10011803B2 (en) * | 2015-12-09 | 2018-07-03 | Infineum International Limited | Viscosity index improver concentrates |
| CN107663265B (zh) * | 2017-08-24 | 2019-11-19 | 中国科学院长春应用化学研究所 | 一种非对称多聚星形聚合物及其制备方法和应用 |
| WO2021132285A1 (ja) * | 2019-12-26 | 2021-07-01 | 株式会社クラレ | 共役ジエン系グラフト重合体からなる粘度指数向上剤、及び油組成物 |
| CN113461881A (zh) * | 2021-06-30 | 2021-10-01 | 沈阳化工研究院有限公司 | 一种在低粘度基础油中原位制备的粘度指数改进剂浓缩液及其制备方法 |
| EP4265678B1 (en) * | 2022-04-22 | 2025-07-09 | Kraton Polymers Nederland B.V. | Hydrogenated styrenic block copolymers and compositions thereof |
| US12281277B2 (en) * | 2023-09-13 | 2025-04-22 | Infineum International Limited | Lubricant compositions containing styrenic block copolymer |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4156673A (en) * | 1976-02-10 | 1979-05-29 | Shell Oil Company | Hydrogenated star-shaped polymer |
| GB1575507A (en) * | 1976-02-10 | 1980-09-24 | Shell Int Research | Hydrogenated star-shaped polymers and oil compositions thereof |
| GB1575449A (en) * | 1976-04-02 | 1980-09-24 | Exxon Research Engineering Co | Hydrogenated tapered-block copolymers of conjegated dienes and vinyl aromatic are useful as oil additives |
| US4242471A (en) * | 1979-08-27 | 1980-12-30 | The Goodyear Tire & Rubber Company | Selectively cyclized block copolymers |
| US4900875A (en) * | 1987-07-10 | 1990-02-13 | Shell Oil Company | Polymeric viscosity index additive and oil composition comprising the same |
| DE3934450A1 (de) * | 1989-10-14 | 1991-04-18 | Basf Ag | Verzweigte copolymerisate |
| US5268427A (en) * | 1990-01-16 | 1993-12-07 | Mobil Oil Corporation | Solid block and random elastomeric copolymers |
| US5070131A (en) * | 1990-09-28 | 1991-12-03 | Shell Oil Company | Gear oil viscosity index improvers |
| EP0541180A3 (en) * | 1991-11-08 | 1993-11-18 | Shell Int Research | Star polymers, a process for their preparation and lubricating oil compositions and concentrates containing them |
| US5360564A (en) * | 1993-07-30 | 1994-11-01 | Shell Oil Company | Dispersant viscosity index improvers |
| US5458796A (en) * | 1994-03-31 | 1995-10-17 | Shell Oil Company | Synthesis of polyisobutylene star-branched polymers via living carbocationic polymerization |
| US5458791A (en) * | 1994-07-01 | 1995-10-17 | Shell Oil Company | Star polymer viscosity index improver for oil compositions |
| US5460739A (en) * | 1994-09-09 | 1995-10-24 | Shell Oil Company | Star polymer viscosity index improver for oil compositions |
-
1999
- 1999-02-16 DE DE69909265T patent/DE69909265T2/de not_active Expired - Lifetime
- 1999-02-16 ES ES99911673T patent/ES2201684T3/es not_active Expired - Lifetime
- 1999-02-16 RU RU2000124095/04A patent/RU2201939C2/ru not_active IP Right Cessation
- 1999-02-16 CN CN99803096A patent/CN1114683C/zh not_active Expired - Lifetime
- 1999-02-16 JP JP2000532489A patent/JP4234325B2/ja not_active Expired - Lifetime
- 1999-02-16 WO PCT/EP1999/001003 patent/WO1999042542A1/en not_active Ceased
- 1999-02-16 EP EP99911673A patent/EP1064347B1/en not_active Expired - Lifetime
- 1999-02-16 CA CA002321006A patent/CA2321006C/en not_active Expired - Lifetime
- 1999-02-16 AU AU30284/99A patent/AU738659B2/en not_active Ceased
- 1999-02-16 KR KR1020007009006A patent/KR100549457B1/ko not_active Expired - Lifetime
- 1999-02-16 BR BRPI9908068-0A patent/BR9908068B1/pt not_active IP Right Cessation
- 1999-02-17 US US09/251,508 patent/US6034042A/en not_active Expired - Lifetime
- 1999-02-23 TW TW088102599A patent/TW428025B/zh not_active IP Right Cessation
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