Two ether-sulfone-dicarboxylic acids, 4,4 -[sulfonylbis(2,6-dimethyl-1,4phenylene) dioxy]dibenzoic acid (Me-III) and 4,4-[sulfonylbis(1,4-phenylene)dioxy]dibenzoic acid (III), were prepared by the fluorodisplacement of 4,4-sulfonylbis(2,6dimethylphenol) and 4,4-sulfonyldiphenol with p-fluorobenzoni
Some polyamides from dicarboxylic acids containing aromatic ether groups
โ Scribed by Tyler, G. J.; Whittaker, K.
- Book ID
- 118223980
- Publisher
- Wiley (John Wiley & Sons)
- Year
- 2007
- Weight
- 497 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0021-8871
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๐ SIMILAR VOLUMES
A new silane-containing diamine, bis(p-aminophenoxy)diphenylsilane (BAPPS) (I), was prepared by the condensation of p-aminophenol with dichlorodiphenylsilane. A series of silane-containing aromatic polyamides was prepared by the direct polycondensation of BAPPS with various aromatic dicarboxylic aci
## Abstract New aromatic polyamides (aramids) having inherent viscosities of 0.5โ2.6 dL/g were prepared by the direct polycondensation of 4,4โฒโdiaminotriphenylamine with various aromatic dicarboxylic acids in __N__โmethylโ2โpyrrolidone using triphenyl phosphite and pyridine as condensing agents. Th
## Abstract A series of new polyamides and copolyamides containing aromatic sulfone ether linkages was synthesized from 4,4โฒโ[sulfonylโbis(4,1โphenyleneoxyโ3โpentadecyl)]bisphenylamine (SPPBA) and isophthaloyl chloride (IPC), terephthaloyl chloride (TPC), bis(4โchlorocarbonylphenyl)dimethylsilane (