Class C08G : MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
Subclass 2/04: Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances Polymerisation by using compounds which act upon the molecular weight, e.g. chain-transferring agents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11981772 | Polyoxymethylene and method of producing same | Sep 10, 19 | May 14, 24 | Asahi Kasei Kabushiki Kaisha |
| 11326051 | Method for producing oxymethylene polymer and oxymethylene polymer resin composition | Jun 10, 20 | May 10, 22 | Mitsubishi Gas Chemical Company Inc. |
| 10961384 | Process for improving the flexural toughness of moldings | May 20, 15 | Mar 30, 21 | BASF SE |
| 10280258 | Method for producing oxymethylene copolymer | Jun 30, 14 | May 07, 19 | Mitsubishi Gas Chemical Company Inc. |
| 9695265 | Process for producing polyacetal copolymer | Dec 10, 14 | Jul 04, 17 | POLYPLASTICS CO., LTD. |
| 8080363 | Resin for hydrophobitizing resist surface, method for manufacturing the resin, and positive resist composition containing the resin | Sep 09, 08 | Dec 20, 11 | FUJIFILM CORPORATION |
| 6506838 | Modified oxymethylene polymers | Oct 25, 00 | Jan 14, 03 | ASAHI KASEI KABUSHIKI KAISHA |
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