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Optically active vinyl polymers—XXVI. The unperturbed dimensions of poly-(S)-4-methyl-1-hexene and poly-4-methyl-1-pentene

✍ Scribed by P. Neuenschwander; P. Pino

Publisher
Elsevier Science
Year
1983
Tongue
English
Weight
384 KB
Volume
19
Category
Article
ISSN
0014-3057

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Fractionation of stereoregular poly-(s)-
Fractionation of stereoregular poly-(s)-4-methyl-1-hexene and poly-(r)(s)-4-methyl-1-hexene on the basis of molecular weight
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Samples of poly-(S)-4-methyl-l-hexene and poly-(R)(S)-4-methyl-l-hexene having different stereoregularity have been fractionated on the basis of tool. wt. by fractional precipitation, using benzene as a solvent and nitrobenzene as a non-solvent. Results are discussed in terms of the relationships be

Gas sorption-induced dilation of poly(4-
Gas sorption-induced dilation of poly(4-methyl-1-pentene)
✍ D. S. Pope; W. J. Koros 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 580 KB

## SYNOPSIS Sorption and volume dilation isotherms of semicrystalline poly(4-methyl-1-pentene) (PMP) were measured using COP and C3Hs as penetrants, which have sieving diameters of 3.3 and 4.3 A, respectively. On the other hand, the PMP crystal has a void width of approximately 4 A as estimated by