Polyester resin mixture, method for preparing same, and polyester film prepared therefrom
US-2026049212-A1 · Feb 19, 2026 · US
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Hwang Da-Young patents
Hwang Da-Young is listed as an inventor on 35 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Hwang Da-Young |
| Total patents | 35 |
| First publication | Jun 3, 2021 |
| Latest publication | Feb 19, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Method for preparing bis(glycol)terephthalate oligomer and polyester resin
US-2026028449-A1 · Jan 29, 2026 · US
Polyester resin comprising bis(glycol) terephthalate, and preparation method therefor
US-2026008885-A1 · Jan 8, 2026 · US
Polyester resin and preparation method therefor
US-2025382413-A1 · Dec 18, 2025 · US
Method for producing polyester resin by using regenerated bis(2-hydroxyethyl) terephthalate aqueous solution
US-2025382433-A1 · Dec 18, 2025 · US
Polyester resin blend and article formed from the same
US-12415886-B2 · Sep 16, 2025 · US
Method for producing polyester copolymer using reused bis-2-hydroxyethyl terephthalate
US-2025236703-A1 · Jul 24, 2025 · US
Crystalline polyester resin and manufacturing method thereof
US-12351679-B2 · Jul 8, 2025 · US
Polyester film and preparation method thereof
US-12331175-B2 · Jun 17, 2025 · US
Crystalline polyester resin and manufacturing method thereof
US-2025171588-A1 · May 29, 2025 · US
Recent patents
Latest publications not already listed above.
Polyester resin using recycled bis(2-hydroxyethyl) terephthalate and article including same
US-12275826-B2 · Apr 15, 2025 · US
Polyester resin blend
US-12264244-B2 · Apr 1, 2025 · US
Stretched polyester film and method for preparing the same
US-12168723-B2 · Dec 17, 2024 · US
Polyester copolymer having improved extrusion processability, comprising recycled monomer
US-2024409683-A1 · Dec 12, 2024 · US
Polyester film and preparation method thereof
US-2024368362-A1 · Nov 7, 2024 · US
Stretched polyester film and method for preparing the same
US-2024343870-A1 · Oct 17, 2024 · US
Extrusion blown resin having excellent extrusion processability and recyclable and composition comprising thereof
US-2024336729-A1 · Oct 10, 2024 · US
Polyester resin using recycled bis(2-hydroxyethyl)terephthalate and article including same
US-2024327602-A1 · Oct 3, 2024 · US
Method for purifying bis-2-hydroxylethyl terephthalate and polyester resin comprising same
US-12077634-B2 · Sep 3, 2024 · US
Polyester film and preparation method thereof
US-12071525-B2 · Aug 27, 2024 · US
Polyester copolymer comprising recycled monomers
US-2024270901-A1 · Aug 15, 2024 · US
Polyester resin comprising regenerated bis(2-hydroxyethyl)terephthalate and film
US-12018118-B2 · Jun 25, 2024 · US
Polyester film and preparation method therefor
US-11993706-B2 · May 28, 2024 · US
Polyester resin comprising regenerated bis(2-hydroxyethyl)terephthalate and film
US-2024158568-A1 · May 16, 2024 · US
Polyester copolymer comprising recycled monomers
US-2024002588-A1 · Jan 4, 2024 · US
Production method for polyester copolymer comprising recycled monomers
US-2024002593-A1 · Jan 4, 2024 · US
Method for purifying bis-2-hydroxylethyl terephthalate and polyester resin comprising same
US-2023399462-A1 · Dec 14, 2023 · US
Polyester copolymer comprising recycled monomers
US-2023101243-A1 · Mar 30, 2023 · US
Polyester resin blend and article formed from the same
US-2022363817-A1 · Nov 17, 2022 · US
Polyester resin blend
US-2022227922-A1 · Jul 21, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sk Chemicals Co Ltd | 35 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C08G63/183 | 35 |
| C08G63/672 | 34 |
| C08G63/199 | 31 |
| Y02W30/62 | 18 |
| C08J2367/02 | 18 |