WebJun 7, 2024 · The objective of this study was to investigate the effects of diamines with ether group or/and trifluoromethyl (-CF 3) group on the optical properties of polyimides. A … WebOrgano-soluble and Lightly-colored Fluorinated Polyimides Based on 2,2-Bis[4-(3,4-dicarboxyphenoxy)phenyl]hexafluoropropane Dianhydride and Aromatic Bis(ether amine)s Bearing Pendent Trifluoromethyl Groups
What Is Decarboxylation? Decarboxylation Weed …
WebDec 7, 1998 · The gas transport properties of a series polyetherimides, which were prepared from 1,4‐bis (3,4‐dicarboxyphenoxy)benzene dianhydride (HQDPA) with … WebDec 30, 2024 · Various batches of polyetherimides were made by polymerizing 2,2-bis[4-(3,4-dicarboxyphenoxy)phenyl]propane dianhydride and meta-phenylene diamine using phthalic anhydride or aniline as the endcapping agent. An organophosphorus stabilizer, namely, tris(2,4-di-tert-butylphenyl) phosphite, was added during the process of making … cub cadet 42 snow blade
Effects of Diamines on the Optical Properties of …
WebA group of partially crystalline PIs has been developed at the Institute of Macromolecular Compounds, Russian Academy of Sciences, on the basis of 3-bis(3,4-dicarboxyphenoxy)benzene dianhydride (R ... Web@article{Wang2024Flexible3B, title={Flexible 3,5-bis(3,4-dicarboxyphenoxy) benzoic acid based coordination polymers as photocatalysts for the sensitive photodegradation of methylene blue}, author={Guang-Li Wang and Mithun Kumar Ghosh and Jun Wang and Chuncheng Shi and Meixue Yan and Hiroshi Sakiyama and Mohd. WebFeb 15, 2006 · Polymer Journal - Organo-soluble and Lightly-colored Fluorinated Polyimides Based on 2,2-Bis[4-(3,4-dicarboxyphenoxy)phenyl]hexafluoropropane Dianhydride and … east budleigh riding school