Class C08G : MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
Subclass 2/12: Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances Polymerisation of acetaldehyde or cyclic oligomers thereof
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 9745400 | Method for producing polyacetal copolymer | Dec 10, 14 | Aug 29, 17 | POLYPLASTICS CO., LTD. |
| 9567422 | Acetoacetoxy and enamine compounds and coatings therefrom | Feb 04, 11 | Feb 14, 17 | NORTH DAKOTA STATE UNIVERSITY |
| 9550853 | Method for producing polyacetal copolymer | Apr 04, 14 | Jan 24, 17 | POLYPLASTICS CO., LTD. |
| 9546241 | Method for producing polyacetal copolymer | Apr 04, 14 | Jan 17, 17 | POLYPLASTICS CO., LTD. |
| 9057034 | Method for synthesizing polyoxymethylene dimethyl ethers | Apr 21, 14 | Jun 16, 15 | Dongfang Hongsheng New Energy Application Technology Research Institute Co., Ltd |
| 9051524 | Method for refining polyoxymethylene dialkyl ethers by catalytic hydrogenation using a fixed bed | Apr 21, 14 | Jun 09, 15 | Dongfang Hongsheng New Energy Application Technology Research Institute Co., Ltd |
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