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Patents Grants
last 30 patents
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Patent Grant
Hydrogenated styrene/conjugated diolefin copolymer, foaming materia...
Patent number
11,897,988
Issue date
Feb 13, 2024
China Petroleum and Chemical Corporation
Hongwen Liang
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
COMPOSITION, PREPARATION METHOD FOR AND APPLICATION OF COMPOSITION,...
Publication number
20230295483
Publication date
Sep 21, 2023
China Petroleum and Chemical Corporation
Hongwen LIANG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HYDROGENATED STYRENE/CONJUGATED DIOLEFIN COPOLYMER, FOAMING MATERIA...
Publication number
20210371564
Publication date
Dec 2, 2021
China Petroleum and Chemical Corporation
Hongwen LIANG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...