CN104039856B - 制备聚氨酯硬质泡沫和聚异氰脲酸酯硬质泡沫的方法 - Google Patents
制备聚氨酯硬质泡沫和聚异氰脲酸酯硬质泡沫的方法 Download PDFInfo
- Publication number
- CN104039856B CN104039856B CN201280065848.1A CN201280065848A CN104039856B CN 104039856 B CN104039856 B CN 104039856B CN 201280065848 A CN201280065848 A CN 201280065848A CN 104039856 B CN104039856 B CN 104039856B
- Authority
- CN
- China
- Prior art keywords
- acid
- oil
- component
- weight
- mol
- 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.)
- Active
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
- C08G18/08—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
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
-
- 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
- C08G18/4205—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups
- C08G18/4208—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups
- C08G18/4211—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from aromatic dicarboxylic acids and dialcohols
- C08G18/4219—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from aromatic dicarboxylic acids and dialcohols from aromatic dicarboxylic acids and dialcohols in combination with polycarboxylic acids and/or polyhydroxy compounds which are at least trifunctional
-
- 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
- C08G18/4244—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups
- C08G18/4247—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids
- C08G18/4252—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids derived from polyols containing polyether groups and polycarboxylic acids
-
- 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
- C08G18/4288—Polycondensates having carboxylic or carbonic ester groups in the main chain modified by higher fatty oils or their acids or by resin acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/141—Hydrocarbons
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0025—Foam properties rigid
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/18—Binary blends of expanding agents
- C08J2203/184—Binary blends of expanding agents of chemical foaming agent and physical blowing agent, e.g. azodicarbonamide and fluorocarbon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/06—Polyurethanes from polyesters
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/08—Polyurethanes from polyethers
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Polyurethanes Or Polyureas (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP12150016 | 2012-01-02 | ||
| EP12150016.9 | 2012-01-02 | ||
| EP12160927 | 2012-03-23 | ||
| EP12160927.5 | 2012-03-23 | ||
| PCT/EP2012/075347 WO2013102540A1 (de) | 2012-01-02 | 2012-12-13 | Verfahren zur herstellung von polyurethan-hartschäumen und polyisocyanurat-hartschäumen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104039856A CN104039856A (zh) | 2014-09-10 |
| CN104039856B true CN104039856B (zh) | 2017-03-01 |
Family
ID=47501145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201280065848.1A Active CN104039856B (zh) | 2012-01-02 | 2012-12-13 | 制备聚氨酯硬质泡沫和聚异氰脲酸酯硬质泡沫的方法 |
Country Status (19)
| Country | Link |
|---|---|
| EP (1) | EP2800769B1 (https=) |
| JP (2) | JP2015504113A (https=) |
| KR (1) | KR102018406B1 (https=) |
| CN (1) | CN104039856B (https=) |
| AU (1) | AU2012364369B2 (https=) |
| BR (1) | BR112014016275B1 (https=) |
| CA (1) | CA2862774C (https=) |
| EA (1) | EA027089B1 (https=) |
| ES (1) | ES2560968T3 (https=) |
| HU (1) | HUE027908T2 (https=) |
| IN (1) | IN2014CN04925A (https=) |
| MX (1) | MX339548B (https=) |
| MY (1) | MY167781A (https=) |
| PH (1) | PH12014501409A1 (https=) |
| PL (1) | PL2800769T3 (https=) |
| RS (1) | RS54603B1 (https=) |
| SG (1) | SG11201403796RA (https=) |
| WO (1) | WO2013102540A1 (https=) |
| ZA (1) | ZA201405619B (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8895636B2 (en) | 2012-01-02 | 2014-11-25 | Basf Se | Producing rigid polyurethane foams and rigid polyisocyanurate foams |
| CN104080827B (zh) * | 2012-01-18 | 2016-04-27 | 巴斯夫欧洲公司 | 制备硬质聚氨酯泡沫的方法 |
| US9475220B2 (en) | 2013-02-13 | 2016-10-25 | Basf Se | Process for producing composite elements |
| LT3036267T (lt) * | 2013-08-20 | 2017-12-27 | Basf Se | Patobulintos standžios poliuretano ir polizocianurato putos, riebalų rūgštimis modifikuotų politerio poliolių pagrindu |
| RU2676285C1 (ru) * | 2013-12-16 | 2018-12-27 | Роквул Интернэшнл А/С | Композиты на основе вспененного полиизоцианурата, их получение и применение |
| CN105980438A (zh) * | 2014-02-11 | 2016-09-28 | 巴斯夫欧洲公司 | 制备聚氨酯硬质泡沫和聚异氰脲酸酯硬质泡沫的方法 |
| CN104448186A (zh) * | 2014-11-20 | 2015-03-25 | 镇江拜因诺生物科技有限公司 | 一种生物基聚氨酯泡沫保温材料 |
| MX375891B (es) * | 2015-03-12 | 2025-03-07 | Huntsman Adv Mat Licensing Switzerland Gmbh | Componente de poliol para la produccion de espumas de poliuretano. |
| WO2017029266A1 (de) * | 2015-08-17 | 2017-02-23 | Covestro Deutschland Ag | Verfahren zur modifizierung von isocyanaten unter verwendung von cyclischen ammoniumsalzen als katalysator |
| CN113728028B (zh) * | 2019-05-16 | 2024-09-27 | 陶氏环球技术有限责任公司 | 对苯二甲酸酯多元醇和烃发泡剂的相容共混物 |
| US12319778B2 (en) * | 2019-07-22 | 2025-06-03 | Dow Global Technologies Llc | Polyurethane compositions, products prepared with same and preparation methods thereof |
| PL4419574T3 (pl) | 2021-10-18 | 2026-02-02 | Basf Se | Sposób wytwarzania polepszonych sztywnych polizocyjanuranowych tworzyw piankowych na bazie aromatycznych poliestropolioli i polieteropolioli na bazie tlenku etylenu |
| CN116925317B (zh) * | 2023-09-19 | 2023-11-28 | 南京赛弗尼电气有限公司 | 一种地面抬升用聚氨酯树脂组合物及其制备方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102245668A (zh) * | 2008-10-15 | 2011-11-16 | 巴斯夫欧洲公司 | 基于对苯二甲酸的聚酯多元醇 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1003714B (de) | 1956-01-25 | 1957-03-07 | Glanzstoff Ag | Verfahren zum Abbau von Polyaethylenterephthalat zu Terephthalsaeuredimethylester |
| DE1097671B (de) * | 1959-05-23 | 1961-01-19 | Bayer Ag | Verfahren zur Herstellung von Urethangruppen enthaltenden harten Schaumstoffen |
| US3399154A (en) * | 1965-10-22 | 1968-08-27 | Witco Chemical Corp | Rigid polyurethane foams and polyesters for use therein |
| US5051528A (en) | 1990-04-24 | 1991-09-24 | Eastman Kodak Company | Recovery process for ethylene glycol and dimethylterephthalate |
| US6664363B1 (en) * | 1998-02-23 | 2003-12-16 | Stepan Company | Low viscosity polyester polyols and methods for preparing same |
| DE102005041763A1 (de) * | 2005-09-01 | 2007-03-08 | Basf Ag | Polyisocyanurat Hartschaum und Verfahren zur Herstellung |
| EP2492297A1 (de) * | 2011-02-23 | 2012-08-29 | Basf Se | Polyesterpolyole auf Basis aromatischer Dicarbonsäuren und daraus hergestellte Polyurethanhartschäume |
| CN104080827B (zh) * | 2012-01-18 | 2016-04-27 | 巴斯夫欧洲公司 | 制备硬质聚氨酯泡沫的方法 |
-
2012
- 2012-12-13 BR BR112014016275-1A patent/BR112014016275B1/pt active IP Right Grant
- 2012-12-13 EA EA201491312A patent/EA027089B1/ru not_active IP Right Cessation
- 2012-12-13 CA CA2862774A patent/CA2862774C/en active Active
- 2012-12-13 IN IN4925CHN2014 patent/IN2014CN04925A/en unknown
- 2012-12-13 PL PL12809693T patent/PL2800769T3/pl unknown
- 2012-12-13 ES ES12809693.0T patent/ES2560968T3/es active Active
- 2012-12-13 RS RS20160100A patent/RS54603B1/sr unknown
- 2012-12-13 MY MYPI2014001974A patent/MY167781A/en unknown
- 2012-12-13 CN CN201280065848.1A patent/CN104039856B/zh active Active
- 2012-12-13 HU HUE12809693A patent/HUE027908T2/en unknown
- 2012-12-13 AU AU2012364369A patent/AU2012364369B2/en active Active
- 2012-12-13 SG SG11201403796RA patent/SG11201403796RA/en unknown
- 2012-12-13 MX MX2014007821A patent/MX339548B/es active IP Right Grant
- 2012-12-13 EP EP12809693.0A patent/EP2800769B1/de active Active
- 2012-12-13 KR KR1020147021750A patent/KR102018406B1/ko active Active
- 2012-12-13 JP JP2014550666A patent/JP2015504113A/ja not_active Ceased
- 2012-12-13 WO PCT/EP2012/075347 patent/WO2013102540A1/de not_active Ceased
-
2014
- 2014-06-19 PH PH12014501409A patent/PH12014501409A1/en unknown
- 2014-07-30 ZA ZA2014/05619A patent/ZA201405619B/en unknown
-
2018
- 2018-02-02 JP JP2018016991A patent/JP6567709B2/ja active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102245668A (zh) * | 2008-10-15 | 2011-11-16 | 巴斯夫欧洲公司 | 基于对苯二甲酸的聚酯多元醇 |
Also Published As
| Publication number | Publication date |
|---|---|
| PL2800769T3 (pl) | 2016-06-30 |
| KR20140109475A (ko) | 2014-09-15 |
| CN104039856A (zh) | 2014-09-10 |
| MX2014007821A (es) | 2014-09-01 |
| HUE027908T2 (en) | 2016-11-28 |
| EP2800769B1 (de) | 2015-12-09 |
| BR112014016275A8 (pt) | 2017-07-04 |
| SG11201403796RA (en) | 2014-11-27 |
| RS54603B1 (sr) | 2016-08-31 |
| CA2862774C (en) | 2020-08-18 |
| BR112014016275A2 (pt) | 2017-06-13 |
| ES2560968T3 (es) | 2016-02-23 |
| JP2015504113A (ja) | 2015-02-05 |
| CA2862774A1 (en) | 2013-07-11 |
| WO2013102540A1 (de) | 2013-07-11 |
| BR112014016275B1 (pt) | 2020-10-27 |
| EA027089B1 (ru) | 2017-06-30 |
| MX339548B (es) | 2016-05-30 |
| AU2012364369B2 (en) | 2016-01-14 |
| JP2018111818A (ja) | 2018-07-19 |
| EA201491312A1 (ru) | 2014-11-28 |
| JP6567709B2 (ja) | 2019-08-28 |
| MY167781A (en) | 2018-09-25 |
| IN2014CN04925A (https=) | 2015-09-18 |
| PH12014501409A1 (en) | 2014-09-22 |
| AU2012364369A1 (en) | 2014-07-24 |
| EP2800769A1 (de) | 2014-11-12 |
| ZA201405619B (en) | 2015-12-23 |
| KR102018406B1 (ko) | 2019-10-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104039856B (zh) | 制备聚氨酯硬质泡沫和聚异氰脲酸酯硬质泡沫的方法 | |
| CN104080827B (zh) | 制备硬质聚氨酯泡沫的方法 | |
| CN104204016B (zh) | 用于制备硬质聚氨酯泡沫和硬质聚异氰脲酸酯泡沫的方法 | |
| US10472454B2 (en) | Preparing rigid polyurethane foams | |
| CN105980438A (zh) | 制备聚氨酯硬质泡沫和聚异氰脲酸酯硬质泡沫的方法 | |
| JP6324949B2 (ja) | 硬質ポリウレタンフォームの製造方法 | |
| CA2874910C (en) | Polyesterols for producing rigid polyurethane foams | |
| US8895636B2 (en) | Producing rigid polyurethane foams and rigid polyisocyanurate foams | |
| US20130251975A1 (en) | Producing rigid polyurethane foams and rigid polyisocyanurate foams | |
| US20130324626A1 (en) | Producing rigid polyurethane foams | |
| US20130324632A1 (en) | Polyesterols for producing rigid polyurethane foams | |
| TW201339192A (zh) | 製備剛性聚胺基甲酸酯發泡體 | |
| JP2024536549A (ja) | 芳香族ポリエステルポリオールとエチレンオキシド系ポリエーテルポリオールとをベースとする改良された硬質ポリイソシアヌレートフォームを製造する方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |