TREA

Polymerisation by using compounds which act upon the molecular weight

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  • CPC
  • C08G2/04
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CCHEMISTRY METALLURGY C08Organic compounds C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS C08G2/00Addition polymers of aldehydes or cyclic oligomers thereof or of ketones Addition copolymers thereof with less than 50 molar percent of other substances

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C08G2/04Polymerisation by using compounds which act upon the molecular weight
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polyoxymethylene and method of producing same
    • Patent number 11,981,772
    • Issue date May 14, 2024
    • Asahi Kasei Kabushiki Kaisha
    • Chihiro Suemitsu
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method for producing oxymethylene polymer and oxymethylene polymer...
    • Patent number 11,326,051
    • Issue date May 10, 2022
    • Mitsubishi Gas Chemical Company, Inc.
    • Takuya Okada
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for improving the flexural toughness of moldings
    • Patent number 10,961,384
    • Issue date Mar 30, 2021
    • BASF SE
    • Bernd-Steffen Von Bernstorff
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Method for producing oxymethylene copolymer
    • Patent number 10,280,258
    • Issue date May 7, 2019
    • Mitsubishi Gas Chemical Company, Inc.
    • Daigo Nakaya
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for producing polyacetal copolymer
    • Patent number 9,695,265
    • Issue date Jul 4, 2017
    • Polyplastics Co., Ltd.
    • Tadahiro Horiguchi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Oxymethylene polymers, process for the preparation thereof and use...
    • Patent number 8,742,065
    • Issue date Jun 3, 2014
    • Ticona GmbH
    • Michael Haubs
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for the preparation of oxymethylene polymers and apparatus...
    • Patent number 8,354,495
    • Issue date Jan 15, 2013
    • Ticona GmbH
    • Michael Haubs
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Oxymethylene polymers, process for the preparation thereof and use...
    • Patent number 8,188,211
    • Issue date May 29, 2012
    • Ticona GmbH
    • Michael Haubs
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Oxymethylene copolymers and the use thereof and process for the pre...
    • Patent number 8,133,966
    • Issue date Mar 13, 2012
    • Ticona GmbH
    • Michael Haubs
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Preparation of polyoxymethylenes
    • Patent number 6,756,475
    • Issue date Jun 29, 2004
    • BASF Aktiengesellschaft
    • Marian Mours
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Modified oxymethylene polymers
    • Patent number 6,506,838
    • Issue date Jan 14, 2003
    • Asahi Kasei Kabushiki Kaisha
    • Toshiharu Seyama
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyoxymethylene copolymer and composition thereof
    • Patent number 6,506,850
    • Issue date Jan 14, 2003
    • Asahi Kasei Kabushiki Kaisha
    • Noritaka Tanimura
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Particulate polyacetal carboxylate and methods for preparation thereof
    • Patent number 4,839,407
    • Issue date Jun 13, 1989
    • Monsanto Company
    • David A. Martin
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process for preparing polyoxymethylenes
    • Patent number 4,380,620
    • Issue date Apr 19, 1983
    • Asahi Kasei Kogyo Kabushiki Kaisha
    • Kazuhiko Matsuzaki
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyacetal and process of producing same
    • Patent number 4,377,667
    • Issue date Mar 22, 1983
    • Asahi Kasei Kogyo Kabushiki Kaisha
    • Hisaya Sakurai
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3793303
    • Patent number 3,793,303
    • Issue date Feb 19, 1974
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3781251
    • Patent number 3,781,251
    • Issue date Dec 25, 1973
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3775171
    • Patent number 3,775,171
    • Issue date Nov 27, 1973
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3557058
    • Patent number 3,557,058
    • Issue date Jan 19, 1971
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3337503
    • Patent number 3,337,503
    • Issue date Aug 22, 1967
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3326857
    • Patent number 3,326,857
    • Issue date Jun 20, 1967
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3305529
    • Patent number 3,305,529
    • Issue date Feb 21, 1967
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3275603
    • Patent number 3,275,603
    • Issue date Sep 27, 1966
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3236810
    • Patent number 3,236,810
    • Issue date Feb 22, 1966
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3225006
    • Patent number 3,225,006
    • Issue date Dec 21, 1965
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3219630
    • Patent number 3,219,630
    • Issue date Nov 23, 1965
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3216972
    • Patent number 3,216,972
    • Issue date Nov 9, 1965
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3193532
    • Patent number 3,193,532
    • Issue date Jul 6, 1965
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3119789
    • Patent number 3,119,789
    • Issue date Jan 28, 1964
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3017389
    • Patent number 3,017,389
    • Issue date Jan 16, 1962
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents