TREA

Isolation of the cellulose ester

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Industry

  • CPC
  • C08B3/26
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Parent Industries

CCHEMISTRY METALLURGY C08Organic compounds C08BPOLYSACCHARIDES DERIVATIVES THEREOF C08B3/00Preparation of cellulose esters of organic acids

Current Industry

C08B3/26Isolation of the cellulose ester
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Cellulose resin, molding material, molded body, and method for prod...
    • Patent number 11,572,416
    • Issue date Feb 7, 2023
    • NEC Corporation
    • Shukichi Tanaka
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method of filtering cellulose acetate solutions as well as a plant...
    • Patent number 5,330,642
    • Issue date Jul 19, 1994
    • Lenzing Aktiengesellschaft
    • Walter Klein
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for recovering cellulose ester fines
    • Patent number 4,271,291
    • Issue date Jun 2, 1981
    • Eastman Kodak Company
    • Bradley H. Dayvolt
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Filtration of cellulosic solutions
    • Patent number 4,018,681
    • Issue date Apr 19, 1977
    • International Telephone & Telegraph Corporation
    • Edmund M. LaPolla
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    2769543
    • Patent number 2,769,543
    • Issue date Nov 6, 1956
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    2523390
    • Patent number 2,523,390
    • Issue date Sep 26, 1950
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    2072270
    • Patent number 2,072,270
    • Issue date Mar 2, 1937
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    1823348
    • Patent number 1,823,348
    • Issue date Sep 15, 1931
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents