SG11202002126WA - Process of manufacturing polyols - Google Patents
Process of manufacturing polyolsInfo
- Publication number
- SG11202002126WA SG11202002126WA SG11202002126WA SG11202002126WA SG11202002126WA SG 11202002126W A SG11202002126W A SG 11202002126WA SG 11202002126W A SG11202002126W A SG 11202002126WA SG 11202002126W A SG11202002126W A SG 11202002126WA SG 11202002126W A SG11202002126W A SG 11202002126WA
- Authority
- SG
- Singapore
- Prior art keywords
- polyols
- manufacturing
- manufacturing polyols
- Prior art date
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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
- C08G65/2645—Metals or compounds thereof, e.g. salts
- C08G65/2654—Aluminium or boron; Compounds thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/0272—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing elements other than those covered by B01J31/0201 - B01J31/0255
- B01J31/0275—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing elements other than those covered by B01J31/0201 - B01J31/0255 also containing elements or functional groups covered by B01J31/0201 - B01J31/0269
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
- B01J31/14—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
- B01J31/143—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron of aluminium
-
- 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
- C08G18/4833—Polyethers containing oxyethylene units
-
- 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
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
- C08G18/4841—Polyethers containing oxyethylene units and other oxyalkylene units containing oxyethylene end 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2603—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen
- C08G65/2606—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups
- C08G65/2609—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups containing aliphatic hydroxyl 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
- C08G65/2645—Metals or compounds thereof, e.g. salts
- C08G65/266—Metallic elements not covered by group C08G65/2648 - C08G65/2645, or compounds thereof
-
- 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
- C08G65/2669—Non-metals or compounds thereof
-
- 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
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
- C08G65/2669—Non-metals or compounds thereof
- C08G65/2684—Halogens or compounds thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/20—Olefin oligomerisation or telomerisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/001—General concepts, e.g. reviews, relating to catalyst systems and methods of making them, the concept being defined by a common material or method/theory
- B01J2531/002—Materials
- B01J2531/004—Ligands
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/02—Preparation of ethers from oxiranes
- C07C41/03—Preparation of ethers from oxiranes by reaction of oxirane rings with hydroxy groups
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyethers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Polyurethanes Or Polyureas (AREA)
- Emergency Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762558422P | 2017-09-14 | 2017-09-14 | |
| US201762558409P | 2017-09-14 | 2017-09-14 | |
| US201862635631P | 2018-02-27 | 2018-02-27 | |
| PCT/US2018/050991 WO2019055731A1 (en) | 2017-09-14 | 2018-09-14 | Process of manufacturing polyols |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202002126WA true SG11202002126WA (en) | 2020-04-29 |
Family
ID=63714126
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202002126WA SG11202002126WA (en) | 2017-09-14 | 2018-09-14 | Process of manufacturing polyols |
| SG11202002124VA SG11202002124VA (en) | 2017-09-14 | 2018-09-14 | Process of manufacturing polyols |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202002124VA SG11202002124VA (en) | 2017-09-14 | 2018-09-14 | Process of manufacturing polyols |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US11198760B2 (en) |
| EP (3) | EP3681929B1 (en) |
| JP (2) | JP7263323B2 (en) |
| KR (2) | KR102603117B1 (en) |
| CN (3) | CN111212866B (en) |
| BR (1) | BR112020004916A2 (en) |
| SG (2) | SG11202002126WA (en) |
| WO (3) | WO2019055731A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG11202002126WA (en) * | 2017-09-14 | 2020-04-29 | Univ Northwestern | Process of manufacturing polyols |
| KR20210137478A (en) | 2019-02-25 | 2021-11-17 | 다우 글로벌 테크놀로지스 엘엘씨 | Lewis Acid Polymerization Catalyst |
| JP7467150B2 (en) | 2020-02-08 | 2024-04-15 | Jnc株式会社 | Ether compounds and their derivatives, and lubricant base oils |
| EP4232493A1 (en) | 2020-10-23 | 2023-08-30 | Dow Global Technologies LLC | Polyurethane composition |
| CN112876668B (en) * | 2021-04-29 | 2021-07-20 | 江苏火凤凰线缆系统技术股份有限公司 | Automobile sensor wire and preparation process thereof |
| WO2023121913A1 (en) | 2021-12-21 | 2023-06-29 | Dow Global Technologies Llc | Semi-batch alkylene oxide polymerization process using a lewis acid catalyst |
| WO2023147244A1 (en) | 2022-01-28 | 2023-08-03 | Dow Global Technologies Llc | Polyurethane adhesive |
| WO2023201138A1 (en) | 2022-04-13 | 2023-10-19 | Dow Global Technologies Llc | Preparation of polyether-functional organosilicon compounds |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3278457A (en) | 1963-02-14 | 1966-10-11 | Gen Tire & Rubber Co | Method of making a polyether using a double metal cyanide complex compound |
| US3278458A (en) | 1963-02-14 | 1966-10-11 | Gen Tire & Rubber Co | Method of making a polyether using a double metal cyanide complex compound |
| US3427334A (en) | 1963-02-14 | 1969-02-11 | Gen Tire & Rubber Co | Double metal cyanides complexed with an alcohol aldehyde or ketone to increase catalytic activity |
| GB1063525A (en) | 1963-02-14 | 1967-03-30 | Gen Tire & Rubber Co | Organic cyclic oxide polymers, their preparation and tires prepared therefrom |
| US3278459A (en) | 1963-02-14 | 1966-10-11 | Gen Tire & Rubber Co | Method of making a polyether using a double metal cyanide complex compound |
| US3427335A (en) | 1963-02-14 | 1969-02-11 | Gen Tire & Rubber Co | Double metal cyanides complexed with an acyclic aliphatic saturated monoether,an ester and a cyclic ether and methods for making the same |
| US3427256A (en) | 1963-02-14 | 1969-02-11 | Gen Tire & Rubber Co | Double metal cyanide complex compounds |
| US4927954A (en) | 1983-06-28 | 1990-05-22 | Union Carbide Chemicals And Plastics Company, Inc. | Continuous process for producing secondary alcohols and carboxylic acid esters |
| DE590131T1 (en) | 1992-03-24 | 1994-12-22 | Dow Chemical Co | NEW FINAL TREATMENT PROCESS FOR HYDROXY-FUNCTIONAL POLYTHETHERS. |
| US5470813A (en) | 1993-11-23 | 1995-11-28 | Arco Chemical Technology, L.P. | Double metal cyanide complex catalysts |
| US6072021A (en) * | 1997-10-24 | 2000-06-06 | E. I. Du Pont De Nemours And Company | Copolymerization of formaldehyde and cyclic ethers using initiators based upon tetraphenyl borates |
| DE19817676A1 (en) | 1998-04-21 | 1999-10-28 | Bayer Ag | Production of long chain polyetherpolyols |
| DE59911016D1 (en) | 1998-07-10 | 2004-12-09 | Sanyo Chemical Ind Ltd | NEW POLYOXYALKYLENE POLYOLS AND METHOD FOR PRODUCING A POLYMER WITH A RING OPENING |
| US6492565B2 (en) | 1998-10-07 | 2002-12-10 | Bayer Aktiengesellschaft | Process for the preparation of polyether polyols |
| EP1340780B1 (en) | 2000-09-28 | 2010-07-21 | Sanyo Chemical Industries, Ltd. | Use of selected metal catalysts for ring-opening polymerization of epoxides |
| JP3614806B2 (en) | 2000-09-28 | 2005-01-26 | 三洋化成工業株式会社 | Metal catalysts for ring-opening polymerization of heterocyclic compounds |
| US6593500B2 (en) * | 2001-01-19 | 2003-07-15 | Rhodia, Inc. | Process for alkoxylation with a boron-containing catalyst |
| US7645717B2 (en) | 2003-05-22 | 2010-01-12 | Dow Global Technologies, Inc. | Nano-scale DMC catalyst particles |
| WO2008123323A1 (en) * | 2007-03-28 | 2008-10-16 | Asahi Glass Company, Limited | Process for producing polyol and the polyol |
| AR073933A1 (en) | 2008-05-19 | 2010-12-15 | Dow Global Technologies Inc | CONTINUOUS RECYCLING FLOW PROCEDURE FOR POLYETER POLYOL PRODUCTION |
| JP5698657B2 (en) * | 2009-03-30 | 2015-04-08 | 三洋化成工業株式会社 | Polyoxyalkylene polyol or monool and polyurethane resin |
| DE102009031584A1 (en) * | 2009-07-03 | 2011-01-05 | Bayer Materialscience Ag | Process for the preparation of polyether polyols having primary hydroxyl end groups |
| CN102574975A (en) * | 2009-09-18 | 2012-07-11 | 旭硝子株式会社 | Process for production of flexible polyurethane foam |
| US20110230581A1 (en) | 2010-03-17 | 2011-09-22 | Bayer Materialscience Llc | Process for the production of polyether polyols with a high ethylene oxide content |
| EP2562193B1 (en) * | 2010-04-22 | 2018-10-17 | Sanyo Chemical Industries, Ltd. | Polyol for polyurethane preparation and polyurethane preparation method using same |
| WO2012071149A2 (en) | 2010-11-23 | 2012-05-31 | Dow Global Technologies Llc | Branched secondary alcohol alkoxylate surfactants and process to make them |
| CN103403061B (en) | 2010-12-27 | 2016-06-01 | 陶氏环球技术有限责任公司 | Use the epoxyalkane polyreaction of double metal cyanide catalyst complex and magnesium, the 3rd race-15 race's metal or lanthanide metal compound |
| BR112013025054B1 (en) * | 2011-03-31 | 2020-03-17 | Dow Global Technologies Llc | METHOD TO PRODUCE A SHORT CHAIN POLYOLE POLYETHER |
| JP5763734B2 (en) | 2012-11-30 | 2015-08-12 | 三洋化成工業株式会社 | Method for producing polyoxyalkylene monool or polyol |
| KR102480802B1 (en) * | 2014-10-22 | 2022-12-23 | 다우 글로벌 테크놀로지스 엘엘씨 | Dual catalyst system for high primary hydroxyl polyols |
| SG11202002126WA (en) * | 2017-09-14 | 2020-04-29 | Univ Northwestern | Process of manufacturing polyols |
-
2018
- 2018-09-14 SG SG11202002126WA patent/SG11202002126WA/en unknown
- 2018-09-14 CN CN201880066977.XA patent/CN111212866B/en active Active
- 2018-09-14 JP JP2020514509A patent/JP7263323B2/en active Active
- 2018-09-14 KR KR1020207010103A patent/KR102603117B1/en active IP Right Grant
- 2018-09-14 BR BR112020004916-6A patent/BR112020004916A2/en unknown
- 2018-09-14 EP EP18779963.0A patent/EP3681929B1/en active Active
- 2018-09-14 KR KR1020207010032A patent/KR102603166B1/en active IP Right Grant
- 2018-09-14 US US16/644,310 patent/US11198760B2/en active Active
- 2018-09-14 EP EP18779961.4A patent/EP3681927B1/en active Active
- 2018-09-14 US US16/645,982 patent/US11186683B2/en active Active
- 2018-09-14 JP JP2020514574A patent/JP7372636B2/en active Active
- 2018-09-14 WO PCT/US2018/050991 patent/WO2019055731A1/en unknown
- 2018-09-14 CN CN201880067186.9A patent/CN111225937B/en active Active
- 2018-09-14 EP EP18782276.2A patent/EP3681926B1/en active Active
- 2018-09-14 CN CN201880072295.XA patent/CN111344331B/en active Active
- 2018-09-14 WO PCT/US2018/051002 patent/WO2019055741A1/en unknown
- 2018-09-14 SG SG11202002124VA patent/SG11202002124VA/en unknown
- 2018-09-14 WO PCT/US2018/050985 patent/WO2019055725A1/en unknown
- 2018-09-14 US US16/644,284 patent/US11479642B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN111344331A (en) | 2020-06-26 |
| KR20200055742A (en) | 2020-05-21 |
| JP2020534390A (en) | 2020-11-26 |
| WO2019055725A1 (en) | 2019-03-21 |
| EP3681926A1 (en) | 2020-07-22 |
| US11198760B2 (en) | 2021-12-14 |
| US11186683B2 (en) | 2021-11-30 |
| JP7372636B2 (en) | 2023-11-01 |
| JP2020534391A (en) | 2020-11-26 |
| SG11202002124VA (en) | 2020-04-29 |
| BR112020004888A2 (en) | 2020-09-15 |
| WO2019055731A1 (en) | 2019-03-21 |
| BR112020004916A2 (en) | 2020-09-15 |
| CN111344331B (en) | 2023-02-21 |
| EP3681926B1 (en) | 2024-05-15 |
| US11479642B2 (en) | 2022-10-25 |
| CN111212866B (en) | 2023-02-21 |
| CN111225937A (en) | 2020-06-02 |
| US20210070920A1 (en) | 2021-03-11 |
| KR20200055739A (en) | 2020-05-21 |
| CN111212866A (en) | 2020-05-29 |
| EP3681927A1 (en) | 2020-07-22 |
| EP3681929A1 (en) | 2020-07-22 |
| CN111225937B (en) | 2023-02-21 |
| EP3681927B1 (en) | 2024-05-22 |
| KR102603166B1 (en) | 2023-11-16 |
| EP3681929B1 (en) | 2024-05-08 |
| US20200231738A1 (en) | 2020-07-23 |
| KR102603117B1 (en) | 2023-11-17 |
| JP7263323B2 (en) | 2023-04-24 |
| WO2019055741A1 (en) | 2019-03-21 |
| US20200199294A1 (en) | 2020-06-25 |
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