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The flow birefringence and conformation properties of poly-p-phenylenoxadiazole molecules in solutions

โœ Scribed by V.B. Tsvetkov; N.A. Mikhailova; V.B. Novakovskii; A.V. Volokhina; A.B. Raskina


Book ID
118966663
Publisher
Elsevier Science
Year
1980
Weight
563 KB
Volume
22
Category
Article
ISSN
0032-3950

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Flow birefringence (FB) in solutions has been investigated for a number of samples of polyamide-hydrazide (PPAH) in dimethylsulphoxide; intrinsic viscosities [r/] of the same solutions have been measured. Characteristic values of FB, It/I, and orientation angles [z/g] of the solutions were determine