Da-Young HWANG

Person

Gyeonggi-do, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Stretched polyester film and method for preparing the same
- Patent number 12,168,723
- Issue date Dec 17, 2024
- SK Chemicals Co., Ltd.
- Da-Young Hwang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method for purifying bis-2-hydroxylethyl terephthalate and polyeste...
- Patent number 12,077,634
- Issue date Sep 3, 2024
- SK Chemicals Co., Ltd.
- Da-Young Hwang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polyester film and preparation method thereof
- Patent number 12,071,525
- Issue date Aug 27, 2024
- SK Chemicals Co., Ltd.
- Da-Young Hwang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyester resin comprising regenerated bis(2-hydroxyethyl)terephtha...
- Patent number 12,018,118
- Issue date Jun 25, 2024
- SK Chemicals Co., Ltd.
- Da-Young Hwang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Polyester film and preparation method therefor
- Patent number 11,993,706
- Issue date May 28, 2024
- SK Chemicals Co., Ltd.
- Yoo Jin Lee
- B32 - LAYERED PRODUCTS
Information Patent Grant
Protective cover, protective cover package comprising same, and ele...
- Patent number 11,794,451
- Issue date Oct 24, 2023
- Samsung Electronics Co., Ltd.
- Young Gyun Kim
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
POLYESTER COPOLYMER HAVING IMPROVED EXTRUSION PROCESSABILITY, COMPR...
- Publication number 20240409683
- Publication date Dec 12, 2024
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER FILM AND PREPARATION METHOD THEREOF
- Publication number 20240368362
- Publication date Nov 7, 2024
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
STRETCHED POLYESTER FILM AND METHOD FOR PREPARING THE SAME
- Publication number 20240343870
- Publication date Oct 17, 2024
- SK CHEMICALS CO., LTD.
- Da-Young HWANG
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
EXTRUSION BLOWN RESIN HAVING EXCELLENT EXTRUSION PROCESSABILITY AND...
- Publication number 20240336729
- Publication date Oct 10, 2024
- SK Chemicals Co., Ltd.
- Hyun-Woo OH
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER RESIN USING RECYCLED BIS(2-HYDROXYETHYL)TEREPHTHALATE AND...
- Publication number 20240327602
- Publication date Oct 3, 2024
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER COPOLYMER COMPRISING RECYCLED MONOMERS
- Publication number 20240270901
- Publication date Aug 15, 2024
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER RESIN COMPRISING REGENERATED BIS(2-HYDROXYETHYL)TEREPHTHA...
- Publication number 20240158568
- Publication date May 16, 2024
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
POLYESTER COPOLYMER COMPRISING RECYCLED MONOMERS
- Publication number 20240002588
- Publication date Jan 4, 2024
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PRODUCTION METHOD FOR POLYESTER COPOLYMER COMPRISING RECYCLED MONOMERS
- Publication number 20240002593
- Publication date Jan 4, 2024
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PURIFYING BIS-2-HYDROXYLETHYL TEREPHTHALATE AND POLYESTE...
- Publication number 20230399462
- Publication date Dec 14, 2023
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER COPOLYMER COMPRISING RECYCLED MONOMERS
- Publication number 20230101243
- Publication date Mar 30, 2023
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER RESIN BLEND AND ARTICLE FORMED FROM THE SAME
- Publication number 20220363817
- Publication date Nov 17, 2022
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
POLYESTER RESIN BLEND
- Publication number 20220227992
- Publication date Jul 21, 2022
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER RESIN BLEND
- Publication number 20220227922
- Publication date Jul 21, 2022
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER FILM AND PREPARATION METHOD THEREFOR
- Publication number 20220119637
- Publication date Apr 21, 2022
- SK Chemicals Co., Ltd.
- Yoo Jin LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER FILM AND PREPARATION METHOD THEREOF
- Publication number 20220119602
- Publication date Apr 21, 2022
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYESTER FILM AND METHOD FOR PREPARING SAME
- Publication number 20210380770
- Publication date Dec 9, 2021
- SK Chemicals Co., Ltd.
- Da-Young HWANG
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PROTECTIVE COVER, PROTECTIVE COVER PACKAGE COMPRISING SAME, AND ELE...
- Publication number 20210291493
- Publication date Sep 23, 2021
- Samsung Electronics Co., Ltd.
- Young Gyun KIM
- B32 - LAYERED PRODUCTS
Information Patent Application
POLYESTER COPOLYMER HAVING EXCELLENT CHEMICAL RESISTANCE AND TRANSP...
- Publication number 20210163734
- Publication date Jun 3, 2021
- SK Chemicals Co., Ltd.
- Yoo Jin LEE
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Da-Young HWANG

Person

Patents Grantslast 30 patents

Stretched polyester film and method for preparing the same

Method for purifying bis-2-hydroxylethyl terephthalate and polyeste...

Polyester film and preparation method thereof

Polyester resin comprising regenerated bis(2-hydroxyethyl)terephtha...

Polyester film and preparation method therefor

Protective cover, protective cover package comprising same, and ele...

Patents Applicationslast 30 patents

POLYESTER COPOLYMER HAVING IMPROVED EXTRUSION PROCESSABILITY, COMPR...

POLYESTER FILM AND PREPARATION METHOD THEREOF

STRETCHED POLYESTER FILM AND METHOD FOR PREPARING THE SAME

EXTRUSION BLOWN RESIN HAVING EXCELLENT EXTRUSION PROCESSABILITY AND...

POLYESTER RESIN USING RECYCLED BIS(2-HYDROXYETHYL)TEREPHTHALATE AND...

POLYESTER COPOLYMER COMPRISING RECYCLED MONOMERS

POLYESTER RESIN COMPRISING REGENERATED BIS(2-HYDROXYETHYL)TEREPHTHA...

POLYESTER COPOLYMER COMPRISING RECYCLED MONOMERS

PRODUCTION METHOD FOR POLYESTER COPOLYMER COMPRISING RECYCLED MONOMERS

METHOD FOR PURIFYING BIS-2-HYDROXYLETHYL TEREPHTHALATE AND POLYESTE...

POLYESTER COPOLYMER COMPRISING RECYCLED MONOMERS

POLYESTER RESIN BLEND AND ARTICLE FORMED FROM THE SAME

POLYESTER RESIN BLEND

POLYESTER RESIN BLEND

POLYESTER FILM AND PREPARATION METHOD THEREFOR

POLYESTER FILM AND PREPARATION METHOD THEREOF

POLYESTER FILM AND METHOD FOR PREPARING SAME

PROTECTIVE COVER, PROTECTIVE COVER PACKAGE COMPRISING SAME, AND ELE...

POLYESTER COPOLYMER HAVING EXCELLENT CHEMICAL RESISTANCE AND TRANSP...