CN1871269A - 可湿固化的具有活性硅烷基的聚醚氨酯的制备方法以及该聚醚氨酯作为密封剂、粘合剂和涂料的应用 - Google Patents
可湿固化的具有活性硅烷基的聚醚氨酯的制备方法以及该聚醚氨酯作为密封剂、粘合剂和涂料的应用 Download PDFInfo
- Publication number
- CN1871269A CN1871269A CNA2004800309448A CN200480030944A CN1871269A CN 1871269 A CN1871269 A CN 1871269A CN A2004800309448 A CNA2004800309448 A CN A2004800309448A CN 200480030944 A CN200480030944 A CN 200480030944A CN 1871269 A CN1871269 A CN 1871269A
- Authority
- CN
- China
- Prior art keywords
- weight
- component
- content
- polyether
- benchmark
- 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.)
- Pending
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
- C08G18/28—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
- C08G18/4866—Polyethers having a low unsaturation value
-
- 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
-
- 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
-
- 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
- C08G18/088—Removal of water or carbon dioxide from the reaction mixture or reaction components
- C08G18/0885—Removal of water or carbon dioxide from the reaction mixture or reaction components using additives, e.g. absorbing agents
-
- 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
-
- 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
- C08G18/2805—Compounds having only one group containing active hydrogen
- C08G18/2815—Monohydroxy compounds
- C08G18/283—Compounds containing ether groups, e.g. oxyalkylated monohydroxy compounds
-
- 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
- C08G18/2805—Compounds having only one group containing active hydrogen
- C08G18/288—Compounds containing at least one heteroatom other than oxygen or nitrogen
- C08G18/289—Compounds containing at least one heteroatom other than oxygen or nitrogen containing silicon
-
- 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
- C08G18/4825—Polyethers containing two hydroxy groups
-
- 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
- C08G2190/00—Compositions for sealing or packing joints
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)
- Sealing Material Composition (AREA)
- Paints Or Removers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/690,953 US6809170B2 (en) | 2002-05-31 | 2003-10-22 | Moisture-curable, polyether urethanes with reactive silane groups and their use as sealants, adhesive and coatings |
| US10/690,953 | 2003-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1871269A true CN1871269A (zh) | 2006-11-29 |
Family
ID=34549863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004800309448A Pending CN1871269A (zh) | 2003-10-22 | 2004-10-20 | 可湿固化的具有活性硅烷基的聚醚氨酯的制备方法以及该聚醚氨酯作为密封剂、粘合剂和涂料的应用 |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US6809170B2 (https=) |
| EP (1) | EP1678229A1 (https=) |
| JP (1) | JP2007526356A (https=) |
| KR (1) | KR20060090712A (https=) |
| CN (1) | CN1871269A (https=) |
| AU (1) | AU2004285912A1 (https=) |
| BR (1) | BRPI0415257A (https=) |
| CA (1) | CA2542949A1 (https=) |
| MX (1) | MXPA06004395A (https=) |
| NO (1) | NO20062304L (https=) |
| RU (1) | RU2006117191A (https=) |
| TW (1) | TW200514799A (https=) |
| WO (1) | WO2005042609A1 (https=) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102482389A (zh) * | 2009-06-19 | 2012-05-30 | 亨茨曼国际有限公司 | 适合作为高分子分散剂的化合物 |
| CN102676039A (zh) * | 2012-05-29 | 2012-09-19 | 苏州中材非金属矿工业设计研究院有限公司 | 一种湿固化单组份聚氨酯涂料及其制备方法 |
| CN103080175A (zh) * | 2010-06-30 | 2013-05-01 | 陶氏环球技术有限责任公司 | 低粘度甲硅烷基改性的聚合物 |
| CN104854157A (zh) * | 2012-12-17 | 2015-08-19 | 汉高股份有限及两合公司 | 低模量的甲硅烷基化的聚氨酯 |
| CN108299635A (zh) * | 2018-02-02 | 2018-07-20 | 无锡龙驰氟硅新材料有限公司 | 一种ms树脂及其制备方法 |
| CN113683947A (zh) * | 2021-08-30 | 2021-11-23 | 黄山中邦孚而道涂料有限公司 | 一种机车用高耐磨耐候耐腐蚀涂料、制备方法及其应用 |
| CN114206974A (zh) * | 2019-08-08 | 2022-03-18 | 毕克化学有限公司 | 用于温度自适应流变分布的添加剂 |
| CN116806248A (zh) * | 2021-01-29 | 2023-09-26 | 三井化学株式会社 | 结构用聚氨酯粘接剂 |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006511663A (ja) | 2002-12-20 | 2006-04-06 | バイエル・マテリアルサイエンス・リミテッド・ライアビリティ・カンパニー | 環状ウレア/反応性シラン末端基を有する湿分硬化性ポリエーテルウレタン並びにシーラント、接着剤および塗料としてのこれらの使用 |
| US20040122200A1 (en) | 2002-12-20 | 2004-06-24 | Roesler Richard R. | Process for the preparation of moisture-curable, polyether urethanes with terminal cyclic urea/reactive silane groups |
| US7060750B2 (en) | 2004-04-28 | 2006-06-13 | Bayer Materialscience Llc | Moisture-curable, polyether urethanes and their use in sealant, adhesive and coating compositions |
| JP4938994B2 (ja) * | 2005-04-22 | 2012-05-23 | ペンタックスリコーイメージング株式会社 | シリカエアロゲル膜及びその製造方法 |
| EP1717254A1 (de) * | 2005-04-29 | 2006-11-02 | Sika Technology AG | Feuchtigkeitshärtende Zusammensetzung mit erhöhter Dehnbarkeit |
| DE102006048041A1 (de) | 2006-10-09 | 2008-04-10 | Henkel Kgaa | Zusammensetzungen aus teilweise silylterminierten Polymeren |
| WO2009065654A1 (de) * | 2007-11-21 | 2009-05-28 | Sika Technology Ag | Feuchtigkeitshärtende zusammensetzung umfassend mindestens zwei silangruppen-aufweisende polymere |
| CN102186894B (zh) * | 2008-10-17 | 2013-12-18 | 巴斯夫欧洲公司 | 用于涂布、胶合和连接矿物表面的方法 |
| JP5769929B2 (ja) | 2010-03-17 | 2015-08-26 | サンスター技研株式会社 | ポリウレタン樹脂 |
| CN103797041B (zh) | 2011-06-30 | 2015-11-25 | 陶氏环球技术有限责任公司 | 制备低粘度、快速固化硅烷封端聚合物的改进方法 |
| US10016454B2 (en) | 2012-12-04 | 2018-07-10 | Cohera Medical, Inc. | Silane-containing moisture-curable tissue sealant |
| CN115103867B (zh) | 2020-02-03 | 2024-01-02 | Ddp特种电子材料美国有限责任公司 | 包含硅烷封端的尿烷预聚物的基于聚氨酯的热界面材料 |
| EP4678671A1 (en) * | 2024-07-09 | 2026-01-14 | Saint-Gobain Weber France | Silane-terminated polymer and its use as sealant and adhesive |
| EP4678672A1 (en) * | 2024-07-09 | 2026-01-14 | Saint-Gobain Weber France | Waterproofing coating formed from a silane-terminated polymer |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3629237A1 (de) | 1986-08-28 | 1988-03-03 | Henkel Kgaa | Alkoxysilanterminierte, feuchtigkeitshaertende polyurethane sowie ihre verwendung fuer klebe- und dichtungsmassen |
| US5068304A (en) | 1988-12-09 | 1991-11-26 | Asahi Glass Company, Ltd. | Moisture-curable resin composition |
| DE4029505A1 (de) | 1990-09-18 | 1992-03-19 | Henkel Kgaa | Feuchtigkeitshaertende, alkoxysilanterminierte polyurethane |
| JPH05125272A (ja) | 1991-11-01 | 1993-05-21 | Kanegafuchi Chem Ind Co Ltd | 硬化性組成物 |
| US5227434A (en) | 1992-08-26 | 1993-07-13 | Olin Corporation | Moisture curable polymers |
| DE4237468A1 (de) | 1992-11-06 | 1994-05-11 | Bayer Ag | Alkoxysilan- und Aminogruppen aufweisende Verbindungen |
| AU4999997A (en) | 1996-10-31 | 1998-05-22 | Minnesota Mining And Manufacturing Company | Moisture curable alkoxysilane functional poly(ether-urethane) based sealants |
| DE19908562A1 (de) | 1998-03-25 | 1999-10-07 | Henkel Kgaa | Polyurethan und polyurethanhaltige Zubereitung |
| US6005047A (en) | 1998-10-14 | 1999-12-21 | Bayer Corporation | Moisture-curable compounds containing isocyanate and alkoxysilane groups |
| DE19849817A1 (de) | 1998-10-29 | 2000-05-04 | Bayer Ag | Alkoxysilan-Endgruppen aufweisende Polyurethanprepolymere, ein Verfahren zu ihrer Herstellung sowie ihre Verwendung zur Herstellung von Dichtstoffen |
| US6197912B1 (en) | 1999-08-20 | 2001-03-06 | Ck Witco Corporation | Silane endcapped moisture curable compositions |
| US6265517B1 (en) * | 1999-09-07 | 2001-07-24 | Bostik, Inc. | Silylated polyether sealant |
| US6498210B1 (en) * | 2000-07-13 | 2002-12-24 | Adco Products, Inc. | Silylated polyurethanes for adhesives and sealants with improved mechanical properties |
| DE10204523A1 (de) * | 2002-02-05 | 2003-08-07 | Bayer Ag | Alkoxysilan- und OH-Endgruppen aufweisende Polyurethanprepolymere mit erniedrigter Funktionalität, ein Verfahren zu ihrer Herstellung sowie ihre Verwendung |
-
2003
- 2003-10-22 US US10/690,953 patent/US6809170B2/en not_active Expired - Fee Related
-
2004
- 2004-02-24 TW TW093104511A patent/TW200514799A/zh unknown
- 2004-10-20 AU AU2004285912A patent/AU2004285912A1/en not_active Abandoned
- 2004-10-20 RU RU2006117191/04A patent/RU2006117191A/ru not_active Application Discontinuation
- 2004-10-20 KR KR1020067007725A patent/KR20060090712A/ko not_active Withdrawn
- 2004-10-20 CA CA002542949A patent/CA2542949A1/en not_active Abandoned
- 2004-10-20 CN CNA2004800309448A patent/CN1871269A/zh active Pending
- 2004-10-20 MX MXPA06004395A patent/MXPA06004395A/es not_active Application Discontinuation
- 2004-10-20 EP EP04795933A patent/EP1678229A1/en not_active Withdrawn
- 2004-10-20 WO PCT/US2004/034837 patent/WO2005042609A1/en not_active Ceased
- 2004-10-20 BR BRPI0415257-3A patent/BRPI0415257A/pt not_active IP Right Cessation
- 2004-10-20 JP JP2006536778A patent/JP2007526356A/ja not_active Withdrawn
-
2006
- 2006-05-22 NO NO20062304A patent/NO20062304L/no not_active Application Discontinuation
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102482389A (zh) * | 2009-06-19 | 2012-05-30 | 亨茨曼国际有限公司 | 适合作为高分子分散剂的化合物 |
| CN103080175A (zh) * | 2010-06-30 | 2013-05-01 | 陶氏环球技术有限责任公司 | 低粘度甲硅烷基改性的聚合物 |
| CN103080175B (zh) * | 2010-06-30 | 2015-11-25 | 陶氏环球技术有限责任公司 | 低粘度甲硅烷基改性的聚合物 |
| CN102676039A (zh) * | 2012-05-29 | 2012-09-19 | 苏州中材非金属矿工业设计研究院有限公司 | 一种湿固化单组份聚氨酯涂料及其制备方法 |
| CN104854157A (zh) * | 2012-12-17 | 2015-08-19 | 汉高股份有限及两合公司 | 低模量的甲硅烷基化的聚氨酯 |
| US10370570B2 (en) | 2012-12-17 | 2019-08-06 | Henkel Ag & Co. Kgaa | Low-modulus silylated polyurethanes |
| CN108299635A (zh) * | 2018-02-02 | 2018-07-20 | 无锡龙驰氟硅新材料有限公司 | 一种ms树脂及其制备方法 |
| CN114206974A (zh) * | 2019-08-08 | 2022-03-18 | 毕克化学有限公司 | 用于温度自适应流变分布的添加剂 |
| CN114206974B (zh) * | 2019-08-08 | 2023-09-05 | 毕克化学有限公司 | 用于温度自适应流变分布的添加剂 |
| CN116806248A (zh) * | 2021-01-29 | 2023-09-26 | 三井化学株式会社 | 结构用聚氨酯粘接剂 |
| CN113683947A (zh) * | 2021-08-30 | 2021-11-23 | 黄山中邦孚而道涂料有限公司 | 一种机车用高耐磨耐候耐腐蚀涂料、制备方法及其应用 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20040127670A1 (en) | 2004-07-01 |
| AU2004285912A1 (en) | 2005-05-12 |
| RU2006117191A (ru) | 2007-12-10 |
| WO2005042609A1 (en) | 2005-05-12 |
| TW200514799A (en) | 2005-05-01 |
| BRPI0415257A (pt) | 2006-12-26 |
| NO20062304L (no) | 2006-07-14 |
| MXPA06004395A (es) | 2006-06-14 |
| JP2007526356A (ja) | 2007-09-13 |
| CA2542949A1 (en) | 2005-05-12 |
| EP1678229A1 (en) | 2006-07-12 |
| KR20060090712A (ko) | 2006-08-14 |
| US6809170B2 (en) | 2004-10-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1871271A (zh) | 可湿固化的具有活性硅烷基的聚醚氨酯及其作为密封剂、粘合剂和涂料的应用 | |
| CN1871270A (zh) | 可湿固化的具有活性硅烷基的聚醚氨酯及其作为密封剂、粘合剂和涂料的应用 | |
| CN1871269A (zh) | 可湿固化的具有活性硅烷基的聚醚氨酯的制备方法以及该聚醚氨酯作为密封剂、粘合剂和涂料的应用 | |
| CN1867600A (zh) | 可湿固化的具有活性硅烷基的聚醚氨酯及其作为密封剂、粘合剂和涂料的应用 | |
| CN1867599A (zh) | 含有一个活性硅烷基的聚醚氨酯及其在可湿固化聚醚氨酯中的应用 | |
| EP1685171B1 (en) | Moisture-curable, polyether urethanes with reactive silane groups and their use as sealants, adhesives and coatings | |
| CN1690101A (zh) | 湿固化聚醚型聚氨酯及其在密封材料、粘合剂和涂料组合物中的应用 | |
| CN1724576A (zh) | 基于2,4′-mdi的低粘度聚氨酯预聚物 | |
| JP2006511663A (ja) | 環状ウレア/反応性シラン末端基を有する湿分硬化性ポリエーテルウレタン並びにシーラント、接着剤および塗料としてのこれらの使用 | |
| JP4435694B2 (ja) | 末端環状ウレア/反応性シラン基含有湿分硬化型ポリエーテルウレタンの製造方法 | |
| TW200407347A (en) | Moisture-curable, polyether urethanes with reactive silane groups and their use as sealants, adhesives and coatings | |
| US20030225235A1 (en) | Moisture-curable, polyether urethanes with reactive silane groups and their use as sealants, adhesives and coatings | |
| HK1095342A (en) | Process for preparing moisture-curable, polyether urethanes with reactive silane groups and their use as sealants, adhesives and coatings | |
| TW200404837A (en) | Moisture-curable, polyether urethanes with reactive silane groups and their use as sealants, adhesives and coatings | |
| HK1094218A (en) | Moisture-curable, polyether urethanes with reactive silane groups and their use as sealants, adhesives and coatings | |
| HK1095344A (en) | Moisture-curable, polyether urethanes with reactive silane groups and their use as sealants, adhesives and coatings | |
| HK1094217A (en) | Polyether urethanes containing one reactive silane group and their use in moisture-curable polyether urethanes | |
| HK1100182A (en) | Moisture-curable, polyether urethanes with reactive silane groups and their use as sealants, adhesives and coatings | |
| HK1095339A (en) | Moisture-curable, polyether urethanes with reactive silane groups and their use as sealants, adhesives and coatings | |
| HK1084960A (en) | Moisture-curable, polyether urethanes and their use in sealant, adhesive and coating compositions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1095342 Country of ref document: HK |
|
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| REG | Reference to a national code |
Ref country code: HK Ref legal event code: WD Ref document number: 1095342 Country of ref document: HK |