KR101296535B1 - 폴리우레탄-우레아 엘라스토머 - Google Patents
폴리우레탄-우레아 엘라스토머 Download PDFInfo
- Publication number
- KR101296535B1 KR101296535B1 KR1020087009928A KR20087009928A KR101296535B1 KR 101296535 B1 KR101296535 B1 KR 101296535B1 KR 1020087009928 A KR1020087009928 A KR 1020087009928A KR 20087009928 A KR20087009928 A KR 20087009928A KR 101296535 B1 KR101296535 B1 KR 101296535B1
- Authority
- KR
- South Korea
- Prior art keywords
- molecular weight
- nco
- weight
- groups
- polyurethane
- 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.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
- C08G18/4266—Polycondensates having carboxylic or carbonic ester groups in the main chain prepared from hydroxycarboxylic acids and/or lactones
- C08G18/4269—Lactones
- C08G18/4277—Caprolactone and/or substituted caprolactone
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/260,104 US20070100112A1 (en) | 2005-10-27 | 2005-10-27 | Polyurethane-urea elastomers |
| US11/260,104 | 2005-10-27 | ||
| PCT/US2006/041362 WO2007050542A1 (en) | 2005-10-27 | 2006-10-23 | Polyurethane-urea elastomers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20080069973A KR20080069973A (ko) | 2008-07-29 |
| KR101296535B1 true KR101296535B1 (ko) | 2013-08-13 |
Family
ID=37695304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020087009928A Expired - Fee Related KR101296535B1 (ko) | 2005-10-27 | 2006-10-23 | 폴리우레탄-우레아 엘라스토머 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20070100112A1 (enExample) |
| EP (1) | EP1943283B1 (enExample) |
| JP (1) | JP5398263B2 (enExample) |
| KR (1) | KR101296535B1 (enExample) |
| CN (2) | CN101300283A (enExample) |
| BR (1) | BRPI0617862A2 (enExample) |
| CA (1) | CA2627322C (enExample) |
| ES (1) | ES2541423T3 (enExample) |
| RU (1) | RU2440376C9 (enExample) |
| TW (1) | TWI401265B (enExample) |
| WO (1) | WO2007050542A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020138661A1 (ko) * | 2018-12-28 | 2020-07-02 | 지혜경 | 사슬 연장제 조성물을 포함하는 폴리우레탄 방수 바닥재 도료 |
Families Citing this family (43)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7964695B2 (en) | 2005-03-28 | 2011-06-21 | Albemarle Corporation | Chain extenders |
| AU2006332494A1 (en) * | 2005-12-30 | 2007-07-12 | Albemarle Corporation | Blends of diamines having reduced color |
| EP2102265A1 (en) | 2007-01-10 | 2009-09-23 | Albermarle Corporation | Formulations for reaction injection molding and for spray systems |
| EP2095832A1 (de) * | 2008-02-28 | 2009-09-02 | Bayer MaterialScience AG | Polyharnstoff-Systeme und deren Anwendung als postoperative Adhäsionsbarrieren, Filme und Verbundteile. |
| US7824288B2 (en) * | 2008-03-08 | 2010-11-02 | The Gates Corporation | Polyurethane power transmission belt |
| WO2010030544A1 (en) * | 2008-09-12 | 2010-03-18 | Dow Global Technologies Inc. | Coating formulations and compositions based on polyamines, polyols and polyisocyanates, and processes of preparing and of using the same |
| WO2011000771A2 (de) * | 2009-06-29 | 2011-01-06 | Basf Se | Poröse gele auf basis von aromatischem polyharnstoff |
| CN102472363A (zh) * | 2009-07-02 | 2012-05-23 | 盖茨公司 | 改善的用于齿动力传动带的织物和带 |
| US8372939B1 (en) | 2009-08-17 | 2013-02-12 | Polyplexx, Llc | Transparent polyurethanes |
| ES2381528T3 (es) * | 2009-12-12 | 2012-05-29 | Bayer Materialscience Ag | Sistema de material compuesto de adhesivo para cubrir, cerrar o pegar tejido celular |
| TWI465473B (zh) * | 2009-12-17 | 2014-12-21 | Albemarle Corp | 塗料組合物 |
| US20130240019A1 (en) * | 2012-03-14 | 2013-09-19 | Ppg Industries Ohio, Inc. | Coating-encapsulated photovoltaic modules and methods of making same |
| FR2990060B1 (fr) * | 2012-04-25 | 2015-02-27 | Commissariat Energie Atomique | Module solaire photovoltaique a architecture specifique |
| KR101448349B1 (ko) * | 2012-07-30 | 2014-10-08 | 코오롱인더스트리 주식회사 | 친환경 하이브리드 폴리우레아 조성물 |
| CN103289559A (zh) * | 2013-06-19 | 2013-09-11 | 江苏海晟涂料有限公司 | 一种高速列车专用涂料及其制备方法 |
| US9500445B2 (en) * | 2013-09-10 | 2016-11-22 | The United States Of America As Represented By The Secretary Of The Army | Multi-layer matrix composite having improved energy absorption, dissipation and shock wave mitigation capabilities |
| US20150166717A1 (en) | 2013-12-17 | 2015-06-18 | Bayer Materialscience Llc | Polyurethaneureas or polyureas |
| US9994666B2 (en) | 2013-12-17 | 2018-06-12 | Covestro Llc | Polyurethane/polyureas |
| WO2016006605A1 (ja) * | 2014-07-08 | 2016-01-14 | 三井化学株式会社 | 光学材料用重合性組成物およびその用途 |
| WO2016063884A1 (ja) * | 2014-10-21 | 2016-04-28 | 株式会社カネカ | 変性ポリアスパラギン酸エステルおよび硬化性樹脂組成物 |
| US9714363B2 (en) * | 2014-12-23 | 2017-07-25 | Super Skin Systems, Inc. | Silicone polyurea |
| US20160230041A1 (en) * | 2015-02-10 | 2016-08-11 | Milspray Llc | Transparent Structural Fortification Composite |
| US11059746B2 (en) | 2015-08-10 | 2021-07-13 | America as represented by the Secretary of the Army | Thermoplastic cycloaliphatic polyamide matrix resins for next-generation energy absorbing applications |
| CN105111404A (zh) * | 2015-08-27 | 2015-12-02 | 厦门明睐科技有限公司 | 一种聚氨酯弹性体的制备方法 |
| US11041043B2 (en) * | 2016-02-12 | 2021-06-22 | Evonik Operations Gmbh | Polycarbamide resins for metal coating applications |
| EP3433294B1 (en) * | 2016-03-22 | 2021-09-01 | Lubrizol Advanced Materials, Inc. | Melt processable thermoplastic polyurethane-urea elastomers |
| CN105713168B (zh) * | 2016-05-04 | 2018-08-28 | 中国科学院福建物质结构研究所 | 一种聚氨酯预聚体及其制备方法 |
| CN107573483B (zh) * | 2016-07-04 | 2022-06-17 | 科思创德国股份有限公司 | 可固化为聚硫氨酯的组合物、聚硫氨酯及其应用 |
| CN107686548B (zh) * | 2017-08-22 | 2021-12-10 | 山西省建筑科学研究院 | 水性纯聚脲的制备方法 |
| US20210002510A1 (en) * | 2018-02-11 | 2021-01-07 | Covestro Deutschland Ag | Coating composition |
| KR101943964B1 (ko) * | 2018-04-16 | 2019-01-30 | 윤정운 | 아민기를 함유한 이민계 조성물 및 그 제조방법, 아민기를 함유한 이민계 조성물을 포함하는 탄성체 수지 조성물 |
| US11492440B2 (en) * | 2018-07-27 | 2022-11-08 | Axalta Coating Systems Ip Co., Llc | Clearcoat compositions and methods of forming clearcoat compositions |
| US11827788B2 (en) | 2019-10-07 | 2023-11-28 | Covestro Llc | Faster cure polyaspartic resins for faster physical property development in coatings |
| CN110845685B (zh) * | 2019-12-12 | 2021-11-09 | 中国科学院长春应用化学研究所 | 一种修补汽车仪表板聚氨酯泡沫的聚天门冬氨酸酯聚脲基修补材料、其制备方法及修补方法 |
| CN110903457A (zh) * | 2019-12-12 | 2020-03-24 | 山东一诺威聚氨酯股份有限公司 | 一种用于制作快速脱模耐高温透明模特材料的聚氨酯弹性体及其制备方法 |
| EP4107202A1 (en) * | 2020-02-18 | 2022-12-28 | DDP Specialty Electronic Materials US, LLC | Polyurethane adhesive for bonding crosslinked rubber |
| KR102209863B1 (ko) * | 2020-05-12 | 2021-01-28 | 김진영 | 미끄럼방지 수지조성물 및 이를 이용한 미끄럼방지 포장재 |
| EP3913008A1 (de) * | 2020-05-20 | 2021-11-24 | Sika Technology Ag | Polyharnstoffzusammensetzung mit niedrigem gehalt an monomeren diisocyanaten |
| CN112341916A (zh) * | 2020-10-14 | 2021-02-09 | 西南科技大学 | 一种耐伽玛射线辐照聚脲材料及其制备方法 |
| CN114409864B (zh) * | 2020-10-28 | 2023-12-19 | 万华化学集团股份有限公司 | 聚氨酯或聚氨酯-脲的水分散体及其制备方法和用途 |
| JP7653296B2 (ja) * | 2021-05-07 | 2025-03-28 | アイシーケイ株式会社 | 2液常温硬化型手塗り用ウレタン防水材組成物 |
| KR102444382B1 (ko) * | 2021-05-25 | 2022-09-19 | 주식회사 빅스 | 우수한 세탁 내구성과 투습도를 갖는 섬유코팅용 폴리우레탄 수지의 제조방법 및 이를 이용한 섬유코팅 원단 |
| CN119331211B (zh) * | 2024-12-19 | 2025-06-03 | 山东一诺威聚氨酯股份有限公司 | 抗压、抗剪切的高速公路桥梁支座用聚氨酯材料及其制备方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5236741A (en) | 1989-06-23 | 1993-08-17 | Bayer Aktiengesellschaft | Process for the production of polyurethane coatings |
| WO1996002584A1 (en) | 1994-07-14 | 1996-02-01 | The Gates Rubber Company | High temperature polyurethane/urea elastomers |
| US5616677A (en) | 1994-06-24 | 1997-04-01 | Huntsman Petrochemical Corporation | Preparation of sprayable aliphatic polyurea elastomers having improved properties |
| US5962617A (en) | 1995-02-02 | 1999-10-05 | Simula Inc. | Impact resistant polyurethane and method of manufacture thereof |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3755262A (en) * | 1971-01-15 | 1973-08-28 | Goodyear Aerospace Corp | Transparent high-impact polyurethane products |
| US3866242A (en) * | 1972-10-27 | 1975-02-18 | Goodyear Aerospace Corp | Protective shield |
| SU523643A3 (ru) * | 1973-03-09 | 1976-07-30 | Байер Аг, (Фирма) | Способ получени полиуретанмочевины в высокодисперсном виде |
| US4153777A (en) * | 1975-10-01 | 1979-05-08 | Goodyear Aerospace Corporation | Polyurethane and method of making |
| DE2637115C3 (de) * | 1976-08-18 | 1980-10-09 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Polyurethanharnstoffen |
| US4404353A (en) * | 1981-08-20 | 1983-09-13 | Dataproducts Corporation | Urethane elastomer for printing belts and process therefor |
| US4374210A (en) * | 1981-09-18 | 1983-02-15 | The Upjohn Company | Polyurea-polyurethane from a mixture of a polyol, an aromatic diamine, and an isocyanate-terminated prepolymer |
| US4808690A (en) * | 1988-02-29 | 1989-02-28 | Loral Corporation | High heat distortion temperature transparent polyurethanes |
| ATE113622T1 (de) * | 1989-06-23 | 1994-11-15 | Bayer Ag | Verfahren zur herstellung von überzügen. |
| US5243012A (en) * | 1992-06-10 | 1993-09-07 | Miles Inc. | Polyurea coating compositions having improved pot lives |
| US5489704A (en) * | 1994-08-29 | 1996-02-06 | Bayer Corporation | Polyisocyanate/polyamine mixtures and their use for the production of polyurea coatings |
| US5510445A (en) * | 1994-11-22 | 1996-04-23 | Bayer Corporation | Process for castable polyurea elastomers |
| US5580945A (en) * | 1994-11-29 | 1996-12-03 | Bayer Corporation | Polyurea coatings compositions and coating having improved flexibility |
| US6127505A (en) * | 1995-02-02 | 2000-10-03 | Simula Inc. | Impact resistant polyurethane and method of manufacture thereof |
| US5811506A (en) * | 1997-02-03 | 1998-09-22 | Simula Inc. | Extrudable thermoplastic elastomeric urea-extended polyurethane |
| US6258917B1 (en) * | 1996-05-21 | 2001-07-10 | Simula, Inc. | Extrudable thermoplastic elastomeric urea-extended polyurethane |
| US5736604A (en) * | 1996-12-17 | 1998-04-07 | Bayer Corporation | Aqueous, two-component polyurea coating compositions |
| US6174984B1 (en) * | 1999-06-14 | 2001-01-16 | Uniroyal Chemical Company, Inc. | Clear, resilient polyurethane elastomers |
| US6355829B2 (en) * | 1999-09-02 | 2002-03-12 | Bayer Corporation | Aspartate-terminated urea/urethane prepolymers and their use in coating compositions |
| US6562932B1 (en) * | 2001-10-12 | 2003-05-13 | Bayer Corporation | Light stable one-shot urethane-urea elastomers |
| US7144969B2 (en) * | 2001-11-16 | 2006-12-05 | Ppg Industries Ohio, Inc. | Impact resistant polyureaurethane and polyureaurethane prepolymer having low NCO/OH ratio |
| JP3905409B2 (ja) * | 2002-04-10 | 2007-04-18 | タレックス光学工業株式会社 | 光学レンズ成型用ポリウレタン樹脂組成物および耐衝撃性合成樹脂レンズ |
| CA2494609C (en) * | 2002-08-08 | 2014-05-27 | Reflexite Corporation | Optical structures including polyurea |
| US6939939B2 (en) * | 2003-02-24 | 2005-09-06 | Younger Mfg. | Polyurea/urethane optical material and method for making it |
-
2005
- 2005-10-27 US US11/260,104 patent/US20070100112A1/en not_active Abandoned
-
2006
- 2006-10-23 CN CNA2006800404827A patent/CN101300283A/zh active Pending
- 2006-10-23 ES ES06817312.9T patent/ES2541423T3/es active Active
- 2006-10-23 RU RU2008120558/04A patent/RU2440376C9/ru not_active IP Right Cessation
- 2006-10-23 WO PCT/US2006/041362 patent/WO2007050542A1/en not_active Ceased
- 2006-10-23 KR KR1020087009928A patent/KR101296535B1/ko not_active Expired - Fee Related
- 2006-10-23 CA CA2627322A patent/CA2627322C/en not_active Expired - Fee Related
- 2006-10-23 BR BRPI0617862-6A patent/BRPI0617862A2/pt not_active IP Right Cessation
- 2006-10-23 JP JP2008537853A patent/JP5398263B2/ja not_active Expired - Fee Related
- 2006-10-23 CN CN201310488712.8A patent/CN103554414A/zh active Pending
- 2006-10-23 EP EP06817312.9A patent/EP1943283B1/en not_active Not-in-force
- 2006-10-26 TW TW095139448A patent/TWI401265B/zh not_active IP Right Cessation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5236741A (en) | 1989-06-23 | 1993-08-17 | Bayer Aktiengesellschaft | Process for the production of polyurethane coatings |
| US5616677A (en) | 1994-06-24 | 1997-04-01 | Huntsman Petrochemical Corporation | Preparation of sprayable aliphatic polyurea elastomers having improved properties |
| WO1996002584A1 (en) | 1994-07-14 | 1996-02-01 | The Gates Rubber Company | High temperature polyurethane/urea elastomers |
| US5962617A (en) | 1995-02-02 | 1999-10-05 | Simula Inc. | Impact resistant polyurethane and method of manufacture thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020138661A1 (ko) * | 2018-12-28 | 2020-07-02 | 지혜경 | 사슬 연장제 조성물을 포함하는 폴리우레탄 방수 바닥재 도료 |
Also Published As
| Publication number | Publication date |
|---|---|
| ES2541423T3 (es) | 2015-07-20 |
| JP5398263B2 (ja) | 2014-01-29 |
| RU2008120558A (ru) | 2009-12-10 |
| JP2009513782A (ja) | 2009-04-02 |
| CA2627322C (en) | 2014-12-30 |
| CN103554414A (zh) | 2014-02-05 |
| EP1943283B1 (en) | 2015-04-08 |
| TWI401265B (zh) | 2013-07-11 |
| WO2007050542A1 (en) | 2007-05-03 |
| RU2440376C9 (ru) | 2013-01-20 |
| RU2440376C2 (ru) | 2012-01-20 |
| US20070100112A1 (en) | 2007-05-03 |
| KR20080069973A (ko) | 2008-07-29 |
| TW200732364A (en) | 2007-09-01 |
| CA2627322A1 (en) | 2007-05-03 |
| CN101300283A (zh) | 2008-11-05 |
| BRPI0617862A2 (pt) | 2011-08-09 |
| EP1943283A1 (en) | 2008-07-16 |
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