Aliphatic polycarbonates

Industry

CPC
C08G64/02

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Parent Industries

CCHEMISTRY METALLURGY C08Organic compounds C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS C08G64/00Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule

Current Industry

C08G64/02Aliphatic polycarbonates

Industries

Patents Grantslast 30 patents

Information Patent Grant
Purification process for polyether-carbonate polyols
- Patent number 12,146,027
- Issue date Nov 19, 2024
- Dow Global Technologies LLC
- Marinus A. Bigi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Biocompatible and biodegradable antiviral polymers
- Patent number 12,128,063
- Issue date Oct 29, 2024
- International Business Machines Corporation
- James L. Hedrick
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polycarbonate polyol and method for producing same, composition and...
- Patent number 12,065,542
- Issue date Aug 20, 2024
- Tosoh Corporation
- Kohei Honda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyester carbonate resin, and molded body which is obtained by mol...
- Patent number 12,060,453
- Issue date Aug 13, 2024
- Mitsubishi Gas Chemical Company, Inc.
- Manabu Hirakawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thermoplastic resin, molded object, and monomer for thermoplastic r...
- Patent number 12,037,451
- Issue date Jul 16, 2024
- Mitsubishi Gas Chemical Company, Inc.
- Eiichi Honda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aliphatic polycarbonate
- Patent number 12,030,987
- Issue date Jul 9, 2024
- Sumitomo Seika Chemicals Co., Ltd.
- Kiyoshi Nishioka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Carbonate-linked surface modifying macromolecules
- Patent number 11,976,163
- Issue date May 7, 2024
- Evonik Canada Inc.
- J. Paul Santerre
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing organic zinc catalyst and method of preparing p...
- Patent number 11,976,164
- Issue date May 7, 2024
- LG Chem, Ltd.
- Sung Kyoung Kim
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst for copolymerization of carbon dioxide and epoxy and metho...
- Patent number 11,965,061
- Issue date Apr 23, 2024
- CHANGZHOU UNIVERSITY
- Qun Chen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Moisture-curable silylated resin derived from polycarbonate diol an...
- Patent number 11,945,899
- Issue date Apr 2, 2024
- Momentive Performance Materials Inc.
- Constantine Kondos
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Polycarbonate polyol and method for producing same, composition and...
- Patent number 11,939,426
- Issue date Mar 26, 2024
- Tosoh Corporation
- Kohei Honda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Star polymers with enhanced antimicrobial activity in response to l...
- Patent number 11,930,818
- Issue date Mar 19, 2024
- International Business Machines Corporation
- Victoria A. Piunova
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Polycarbonate polyol nanocomposites
- Patent number 11,919,998
- Issue date Mar 5, 2024
- Saudi Aramco Technologies Company
- Mohammad S. Alroaithi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Resin compositions and methods of production
- Patent number 11,905,428
- Issue date Feb 20, 2024
- Momentive Performance Materials Inc.
- Constantine A. Kondos
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Flame retardant levulinic acid-based compounds
- Patent number 11,884,866
- Issue date Jan 30, 2024
- International Business Machines Corporation
- Jason T. Wertz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Polycarbonate resin composition, molded article, and multilayer body
- Patent number 11,873,370
- Issue date Jan 16, 2024
- MITSUBISHI CHEMICAL CORPORATION
- Shingo Namiki
- B32 - LAYERED PRODUCTS
Information Patent Grant
Polyalkylene carbonate-based resin, and method of preparing the same
- Patent number 11,840,629
- Issue date Dec 12, 2023
- LG Chem, Ltd.
- Sung Kyoung Kim
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Photosensitive resin composition and use thereof
- Patent number 11,827,781
- Issue date Nov 28, 2023
- Zhejiang First Advanced Material R&D Institute Co., Ltd.
- Gaohua Zhu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ring-opening polymerizations using a flow reactor
- Patent number 11,807,715
- Issue date Nov 7, 2023
- International Business Machines Corporation
- Nathaniel H. Park
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Organic metal-free catalysts with electrophilic and nucleophilic du...
- Patent number 11,780,961
- Issue date Oct 10, 2023
- Zhejiang University
- Guangpeng Wu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pouch exterior material for lithium secondary battery and lithium s...
- Patent number 11,777,161
- Issue date Oct 3, 2023
- LG ENERGY SOLUTION, LTD.
- Won Kyung Shin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicone-polycarbonate copolymer, sealants comprising same, and rel...
- Patent number 11,760,841
- Issue date Sep 19, 2023
- Dow Silicones Corporation
- Emmanuel Duquesne
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Injectable and biodegradable polymer formulations for controlled re...
- Patent number 11,752,099
- Issue date Sep 12, 2023
- Paul C. Begovac
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Apparatus and methods using coatings for metal applications
- Patent number 11,707,763
- Issue date Jul 25, 2023
- G3 Enterprises, Inc.
- Michael Phillips
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Antimicrobial guanidinium and thiouronium functionalized polymers
- Patent number 11,690,380
- Issue date Jul 4, 2023
- Coral Bay II, LLC.
- Willy Chin
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Recyclable polymers from environmentally benign building blocks
- Patent number 11,680,152
- Issue date Jun 20, 2023
- Triad National Security, LLC
- Andrew D. Sutton
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymerizable composition for optical articles and optical articles...
- Patent number 11,634,537
- Issue date Apr 25, 2023
- Arkema Inc.
- Robert D. Herold
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Apparatus and methods using coatings for metal applications
- Patent number 11,612,910
- Issue date Mar 28, 2023
- G3 Enterprises, Inc.
- Michael Phillips
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Polycarbonate polyol and polyurethane
- Patent number 11,608,405
- Issue date Mar 21, 2023
- MITSUBISHI CHEMICAL CORPORATION
- Yuta Hioki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polycarbonate diol, polycarbonate diol-containing composition, poly...
- Patent number 11,591,437
- Issue date Feb 28, 2023
- MITSUBISHI CHEMICAL CORPORATION
- Yoshikazu Kanamori
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR THE PREPARATION OF FUNCTIONALIZED TERPOLYMERS FROM EPOX...
- Publication number 20240360276
- Publication date Oct 31, 2024
- ENI S.p.A.
- Paolo BIAGINI
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
POLYMER, ELECTROLYTE AND BATTERY
- Publication number 20240352187
- Publication date Oct 24, 2024
- LARGAN MEDICAL CO., LTD.
- Wei-Yuan CHEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR PREPARING SURFACTANTS BY COPOLYMERISATION OF EPOXIDES AN...
- Publication number 20240336732
- Publication date Oct 10, 2024
- Econic Technologies Ltd.
- James LEELAND
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
POLYCARBONATE DIOL AND PRODUCING METHOD THEREOF, AND POLYURETHANE A...
- Publication number 20240301114
- Publication date Sep 12, 2024
- MITSUBISHI CHEMICAL CORPORATION
- Haruhiko KUSAKA
- B32 - LAYERED PRODUCTS
Information Patent Application
THERMOPLASTIC RESIN AND OPTICAL LENS INCLUDING SAME
- Publication number 20240287250
- Publication date Aug 29, 2024
- Mitsubishi Gas Chemical Company, Inc.
- Noriyuki KATO
- G02 - OPTICS
Information Patent Application
POLYCARBONATE DIOL COMPOSITION
- Publication number 20240199802
- Publication date Jun 20, 2024
- Asahi Kasei Kabushiki Kaisha
- Eriko HOSHINO
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
IODINE LABELED HYDROGELS AND CROSSLINKING AGENTS FOR FORMING THE SAME
- Publication number 20240174597
- Publication date May 30, 2024
- Boston Scientific Scimed, Inc.
- Yen-Hao Hsu
- C07 - ORGANIC CHEMISTRY
Information Patent Application
THERMOPLASTIC POLYESTER ELASTOMER, RESIN COMPOSITION CONTAINING SUC...
- Publication number 20240158571
- Publication date May 16, 2024
- TOYOBO MC Corporation
- Yuki TAMASHIRO
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
LIGNIN-BASED BIODEGRADABLE POLYMERS AND METHODS OF MAKING THE SAME
- Publication number 20240124647
- Publication date Apr 18, 2024
- The Florida State University Research Foundation, Inc.
- Hoyong Chung
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Transparent Weatherable Electrically Conductive Polycarbonate Blend...
- Publication number 20240076490
- Publication date Mar 7, 2024
- SHPP Global Technologies B.V.
- Jody Ann Martin LUGGER
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RING-OPENING POLYMERIZATIONS USING A FLOW REACTOR
- Publication number 20240002594
- Publication date Jan 4, 2024
- International Business Machines Corporation
- Nathaniel H. Park
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYCARBONATE POLYOL AND METHOD FOR PRODUCING SAME, COMPOSITION AND...
- Publication number 20230348670
- Publication date Nov 2, 2023
- TOSOH CORPORATION
- Kohei HONDA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Investment Casting Compositions and Methods
- Publication number 20230348667
- Publication date Nov 2, 2023
- 3M Innovative Properties Company
- Wayne S. Mahoney
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
ALIPHATIC COPOLYCARBONATE AND PREPARATION METHOD THEREOF
- Publication number 20230323025
- Publication date Oct 12, 2023
- CHENGDU ORGANIC CHEMISTRY CO., LTD., CHINESE ACADEMY OF SCIENCES
- GONGYING WANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MONOMERS FOR NON-ISOCYANATE POLYURETHANES
- Publication number 20230303771
- Publication date Sep 28, 2023
- ALLIANCE FOR SUSTAINABLE ENERGY, LLC
- Tao DONG
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF POLYCARBONATES FROM WASTE PLASTIC FE...
- Publication number 20230279179
- Publication date Sep 7, 2023
- SABIC Global Technologies B.V.
- Anthoni Wouter Zijl Van
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
APPARATUS AND METHODS USING COATINGS FOR METAL APPLICATIONS
- Publication number 20230271219
- Publication date Aug 31, 2023
- G3 Enterprises, Inc.
- Michael Phillips
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
POLYCARBONATE RESIN, POLYCARBONATE RESIN COMPOSITION, OPTICAL MOLDE...
- Publication number 20230192949
- Publication date Jun 22, 2023
- Asahi Kasei Kabushiki Kaisha
- Tatsuro Toda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CATALYST FOR COPOLYMERIZATION OF CARBON DIOXIDE AND EPOXY AND METHO...
- Publication number 20230159700
- Publication date May 25, 2023
- CHANGZHOU UNIVERSITY
- Qun CHEN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER ELASTOMER RESIN COMPOSITION
- Publication number 20230140068
- Publication date May 4, 2023
- Toyobo Co., Ltd.
- Yuki TAMASHIRO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
APPARATUS FOR MANUFACTURING PLASTIC OPTICAL FIBER AND METHOD FOR MA...
- Publication number 20230137024
- Publication date May 4, 2023
- NITTO DENKO CORPORATION
- Hajime Michihira
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
BIOCOMPATIBLE AND BIODEGRADABLE ANTIVIRAL POLYMERS
- Publication number 20230122378
- Publication date Apr 20, 2023
- International Business Machines Corporation
- James L. Hedrick
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMBUSTIBLE CONTAINERS MANUFACTURED USING REACTIVE INJECTION MOLDIN...
- Publication number 20230107457
- Publication date Apr 6, 2023
- General Dynamics Ordnance and Tactical System - Canada of Valleyfield Inc.
- Etienne Comtois
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COMPOSITION AND METHODS
- Publication number 20230062611
- Publication date Mar 2, 2023
- University of Southampton
- Robert RAJA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
REINFORCED FLAME RETARDANT POLYCARBONATE COMPOSITIONS WITH IMPROVED...
- Publication number 20230035378
- Publication date Feb 2, 2023
- SHPP Global Technologies B.V.
- Mark Adrianus Johannes van der Mee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROCESS FOR PRODUCING POLYETHER CARBONATE POLYOLS
- Publication number 20220411578
- Publication date Dec 29, 2022
- Covestro Intellectual Property GmbH & Co. KG
- Stefanie Braun
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
URETHANE RESIN COMPOSITION AND LEATHER SHEET
- Publication number 20220403164
- Publication date Dec 22, 2022
- DIC CORPORATION
- Ryo MAEDA
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Application
POLYCARBONATE POLYOL DERIVATIVE
- Publication number 20220372219
- Publication date Nov 24, 2022
- DAICEL CORPORATION
- Shintarou HATANAKA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PREPARING POLYETHER CARBONATE ALCOHOLS
- Publication number 20220315697
- Publication date Oct 6, 2022
- COVESTRO DEUTSCHLAND AG
- Aurel Wolf
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
High-barrier biodegradable Doypack and preparation method therefor
- Publication number 20220282037
- Publication date Sep 8, 2022
- JIANGSU GOLDEN RAINBOW NEW MATERIAL CO., LTD.
- Peng SI
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Aliphatic polycarbonates

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Purification process for polyether-carbonate polyols

Biocompatible and biodegradable antiviral polymers

Polycarbonate polyol and method for producing same, composition and...

Polyester carbonate resin, and molded body which is obtained by mol...

Thermoplastic resin, molded object, and monomer for thermoplastic r...

Aliphatic polycarbonate

Carbonate-linked surface modifying macromolecules

Method of preparing organic zinc catalyst and method of preparing p...

Catalyst for copolymerization of carbon dioxide and epoxy and metho...

Moisture-curable silylated resin derived from polycarbonate diol an...

Polycarbonate polyol and method for producing same, composition and...

Star polymers with enhanced antimicrobial activity in response to l...

Polycarbonate polyol nanocomposites

Resin compositions and methods of production

Flame retardant levulinic acid-based compounds

Polycarbonate resin composition, molded article, and multilayer body

Polyalkylene carbonate-based resin, and method of preparing the same

Photosensitive resin composition and use thereof

Ring-opening polymerizations using a flow reactor

Organic metal-free catalysts with electrophilic and nucleophilic du...

Pouch exterior material for lithium secondary battery and lithium s...

Silicone-polycarbonate copolymer, sealants comprising same, and rel...

Injectable and biodegradable polymer formulations for controlled re...

Apparatus and methods using coatings for metal applications

Antimicrobial guanidinium and thiouronium functionalized polymers

Recyclable polymers from environmentally benign building blocks

Polymerizable composition for optical articles and optical articles...

Apparatus and methods using coatings for metal applications

Polycarbonate polyol and polyurethane

Polycarbonate diol, polycarbonate diol-containing composition, poly...

Patents Applicationslast 30 patents

PROCESS FOR THE PREPARATION OF FUNCTIONALIZED TERPOLYMERS FROM EPOX...

POLYMER, ELECTROLYTE AND BATTERY

METHOD FOR PREPARING SURFACTANTS BY COPOLYMERISATION OF EPOXIDES AN...

POLYCARBONATE DIOL AND PRODUCING METHOD THEREOF, AND POLYURETHANE A...

THERMOPLASTIC RESIN AND OPTICAL LENS INCLUDING SAME

POLYCARBONATE DIOL COMPOSITION

IODINE LABELED HYDROGELS AND CROSSLINKING AGENTS FOR FORMING THE SAME

THERMOPLASTIC POLYESTER ELASTOMER, RESIN COMPOSITION CONTAINING SUC...

LIGNIN-BASED BIODEGRADABLE POLYMERS AND METHODS OF MAKING THE SAME

Transparent Weatherable Electrically Conductive Polycarbonate Blend...

RING-OPENING POLYMERIZATIONS USING A FLOW REACTOR

POLYCARBONATE POLYOL AND METHOD FOR PRODUCING SAME, COMPOSITION AND...

Investment Casting Compositions and Methods

ALIPHATIC COPOLYCARBONATE AND PREPARATION METHOD THEREOF

MONOMERS FOR NON-ISOCYANATE POLYURETHANES

PROCESS FOR THE PREPARATION OF POLYCARBONATES FROM WASTE PLASTIC FE...

APPARATUS AND METHODS USING COATINGS FOR METAL APPLICATIONS

POLYCARBONATE RESIN, POLYCARBONATE RESIN COMPOSITION, OPTICAL MOLDE...

CATALYST FOR COPOLYMERIZATION OF CARBON DIOXIDE AND EPOXY AND METHO...

POLYESTER ELASTOMER RESIN COMPOSITION

APPARATUS FOR MANUFACTURING PLASTIC OPTICAL FIBER AND METHOD FOR MA...

BIOCOMPATIBLE AND BIODEGRADABLE ANTIVIRAL POLYMERS

COMBUSTIBLE CONTAINERS MANUFACTURED USING REACTIVE INJECTION MOLDIN...

COMPOSITION AND METHODS

REINFORCED FLAME RETARDANT POLYCARBONATE COMPOSITIONS WITH IMPROVED...

PROCESS FOR PRODUCING POLYETHER CARBONATE POLYOLS

URETHANE RESIN COMPOSITION AND LEATHER SHEET

POLYCARBONATE POLYOL DERIVATIVE

METHOD FOR PREPARING POLYETHER CARBONATE ALCOHOLS

High-barrier biodegradable Doypack and preparation method therefor