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last 30 patents
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Patent Grant
Preparation method of super absorbent polymer composition
Patent number
12,337,294
Issue date
Jun 24, 2025
LG Chem, Ltd.
Yoon Jae Min
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for preparing superabsorbent polymer
Patent number
12,338,331
Issue date
Jun 24, 2025
LG Chem, Ltd.
Se Yeol Park
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for preparing super absorbent polymer
Patent number
12,264,211
Issue date
Apr 1, 2025
LG Chem, Ltd.
Ui Seok Chung
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Preparing method of super absorbent polymer sheet and super absorbe...
Patent number
12,263,466
Issue date
Apr 1, 2025
LG Chem, Ltd.
Kiyoul Yoon
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Complex minute cutting apparatus for super absorbent polymer hydrogel
Patent number
12,251,856
Issue date
Mar 18, 2025
LG Chem, Ltd.
Jinuk Choi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Preparation method of super absorbent polymer composition
Patent number
12,239,956
Issue date
Mar 4, 2025
LG Chem, Ltd.
Ki Hyun Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for preparing superabsorbent polymer
Patent number
12,157,108
Issue date
Dec 3, 2024
LG Chem, Ltd.
Kyu Pal Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cross-linking compound and polymer using the same
Patent number
12,152,125
Issue date
Nov 26, 2024
LG Chem, Ltd.
Won Taeck Lim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation method of super absorbent polymer
Patent number
12,024,577
Issue date
Jul 2, 2024
LG Chem, Ltd.
Yoon Jae Min
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation method of super absorbent polymer
Patent number
12,023,646
Issue date
Jul 2, 2024
LG Chem, Ltd.
Tae Yun Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for preparing crosslinker compound
Patent number
11,987,550
Issue date
May 21, 2024
LG Chem, Ltd.
Ji Eun Kim
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for preparing super absorbent polymer
Patent number
11,969,707
Issue date
Apr 30, 2024
LG Chem, Ltd.
Jaeyul Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Crosslinking agent compound and superabsorbent polymer prepared by...
Patent number
11,970,443
Issue date
Apr 30, 2024
LG Chem, Ltd.
Won Taeck Lim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of preparing superabsorbent polymer
Patent number
11,958,037
Issue date
Apr 16, 2024
LG Chem, Ltd.
Jinuk Choi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of preparing superabsorbent polymer
Patent number
11,918,978
Issue date
Mar 5, 2024
LG Chem, Ltd.
Seul Ah Lee
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Preparing method of super absorbent polymer sheet and super absorbe...
Patent number
11,857,946
Issue date
Jan 2, 2024
LG Chem, Ltd.
Kiyoul Yoon
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of preparing superabsorbent polymer sheet
Patent number
11,773,236
Issue date
Oct 3, 2023
LG Chem, Ltd.
Kiyoul Yoon
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for preparing super absorbent polymer
Patent number
11,648,531
Issue date
May 16, 2023
LG Chem, Ltd.
Yoon Jae Min
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for preparing super absorbent polymer
Patent number
11,613,591
Issue date
Mar 28, 2023
LG Chem, Ltd.
Kyu Pal Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Preparation method of super absorbent polymer
Patent number
11,578,175
Issue date
Feb 14, 2023
LG Chem, Ltd.
Seul Ah Lee
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cross-linking agent compound and polymer prepared using the same
Patent number
11,560,463
Issue date
Jan 24, 2023
LG Chem, Ltd.
Won Taeck Lim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of preparing superabsorbent polymer
Patent number
11,498,050
Issue date
Nov 15, 2022
LG Chem, Ltd.
Kyu Pal Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Preparation method for super absorbent polymer sheet
Patent number
11,278,867
Issue date
Mar 22, 2022
LG Chem, Ltd.
Kiyoul Yoon
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Preparation method for super absorbent polymer sheet
Patent number
11,186,668
Issue date
Nov 30, 2021
LG Chem, Ltd.
Kiyoul Yoon
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for preparing superabsorbent polymer
Patent number
11,161,942
Issue date
Nov 2, 2021
LG Chem, Ltd.
Sung Soo Park
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Manufacturing method of super absorbent polymer
Patent number
10,894,867
Issue date
Jan 19, 2021
LG Chem, Ltd.
Sung Soo Park
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Novel Cross-Linking Compound and Polymer Using the Same
Publication number
20250051542
Publication date
Feb 13, 2025
LG CHEM, LTD.
Won Taeck Lim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Super Absorbent Polymer Composition and Preparation Method Thereof
Publication number
20240400770
Publication date
Dec 5, 2024
LG CHEM, LTD.
Yu Jin Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PREPARATION METHOD OF SUPER ABSORBENT POLYMER AND SUPER ABSORBENT P...
Publication number
20240278211
Publication date
Aug 22, 2024
LG CHEM, LTD.
Sangwon HAN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PREPARATION METHOD OF SUPER ABSORBENT POLYMER AND SUPER ABSORBENT P...
Publication number
20240261762
Publication date
Aug 8, 2024
LG CHEM, LTD.
Tae Yun KIM
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Monomer Composition for Preparing Super Absorbent Polymer Film, Pre...
Publication number
20240228679
Publication date
Jul 11, 2024
LG CHEM, LTD.
Seung Wook Cho
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Monomer Composition for Preparing Super Absorbent Polymer Film, Pre...
Publication number
20240132640
Publication date
Apr 25, 2024
LG CHEM, LTD.
Seung Wook Cho
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Roll Mill for Super Absorbent Polymer and Method for Preparing Supe...
Publication number
20240100740
Publication date
Mar 28, 2024
LG CHEM, LTD.
Seokhyeon Baek
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Absorbent Article
Publication number
20240091075
Publication date
Mar 21, 2024
LG CHEM, LTD.
Kiyoul Yoon
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Preparing Method of Super Absorbent Polymer Sheet and Super Absorbe...
Publication number
20240082819
Publication date
Mar 14, 2024
LG CHEM, LTD.
Kiyoul Yoon
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CONTINUOUS POLYMERIZATION REACTOR FOR SUPER ABSORBENT POLYMER AND C...
Publication number
20240026040
Publication date
Jan 25, 2024
LG CHEM, LTD.
Gyunhyeok AHN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PREPARATION METHOD OF SUPERABSORBENT POLYMER
Publication number
20230390735
Publication date
Dec 7, 2023
LG CHEM, LTD.
Se Yeol PARK
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MICRONIZING APPARATUS FOR HYDROGEL OF SUPER ABSORBENT POLYMER
Publication number
20230381788
Publication date
Nov 30, 2023
LG CHEM, LTD.
Ui Seok CHUNG
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Application
PREPARATION METHOD OF SUPERABSORBENT POLYMER
Publication number
20230381744
Publication date
Nov 30, 2023
LG CHEM, LTD.
Heechang WOO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
MICRONIZING APPARATUS FOR HYDROGEL OF SUPER ABSORBENT POLYMER
Publication number
20230338925
Publication date
Oct 26, 2023
LG CHEM, LTD.
Ui Seok CHUNG
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
PREPARATION METHOD OF SUPER ABSORBENT POLYMER
Publication number
20230249155
Publication date
Aug 10, 2023
LG CHEM, LTD.
Yoon Jae MIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Super Absorbent Polymer Composition
Publication number
20230241582
Publication date
Aug 3, 2023
LG CHEM, LTD.
Se Yeol Park
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Super Absorbent Polymer Film and Absorbent Article Comprising the Same
Publication number
20230225916
Publication date
Jul 20, 2023
LG CHEM, LTD.
Kiyoul Yoon
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Super Absorbent Polymer and Preparation Method Thereof
Publication number
20230201801
Publication date
Jun 29, 2023
LG CHEM, LTD.
Yu Jin Kim
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PREPARATION METHOD OF SUPER ABSORBENT POLYMER
Publication number
20230149898
Publication date
May 18, 2023
LG CHEM, LTD.
Seul Ah LEE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method For Preparing Super Absorbent Polymer
Publication number
20230124243
Publication date
Apr 20, 2023
LG CHEM, LTD.
Sung Soo Park
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SUPER ABSORBENT POLYMER AND PREPARATION METHOD THEREOF
Publication number
20230111749
Publication date
Apr 13, 2023
LG CHEM, LTD.
Ui Seok CHUNG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Preparation Method for Super Absorbent Polymer Film
Publication number
20230108529
Publication date
Apr 6, 2023
LG CHEM, LTD.
Kiyoul Yoon
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Super Absorbent Polymer Film and Preparation Method Thereof
Publication number
20230107670
Publication date
Apr 6, 2023
LG CHEM, LTD.
Kiyoul Yoon
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Polymer Film, Preparation Method Thereof, and Polymer Film Laminate...
Publication number
20230089009
Publication date
Mar 23, 2023
LG CHEM, LTD.
Kiyoul Yoon
B32 - LAYERED PRODUCTS
Information
Patent Application
Preparation Method for Super Absorbent Polymer Film
Publication number
20230071674
Publication date
Mar 9, 2023
LG CHEM, LTD.
Kiyoul Yoon
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Super Absorbent Polymer Film and Preparation Method Thereof
Publication number
20230067846
Publication date
Mar 2, 2023
LG CHEM, LTD.
Kiyoul Yoon
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
MINUTE CUTTING APPARATUS FOR SUPER ABSORBENT POLYMER HYDROGEL USING...
Publication number
20220379521
Publication date
Dec 1, 2022
LG CHEM, LTD.
Heechang WOO
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method for Preparing Superabsorbent Polymer
Publication number
20220315715
Publication date
Oct 6, 2022
LG CHEM, LTD.
Se Yeol Park
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COMPLEX MINUTE CUTTING APPARATUS FOR SUPER ABSORBENT POLYMER HYDROGEL
Publication number
20220258380
Publication date
Aug 18, 2022
LG CHEM, LTD.
Jinuk CHOI
B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information
Patent Application
PREPARATION METHOD OF SUPER ABSORBENT POLYMER
Publication number
20220242990
Publication date
Aug 4, 2022
LG CHEM, LTD.
Yoon Jae MIN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...