Viscometric investigation of intramolecu
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Mingzhu Liu; Rongshi Cheng; Chi Wu; Renyuan Qian
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Article
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1997
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John Wiley and Sons
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English
β 138 KB
π 2 views
An investigation of influence of cryogenic treatment on extremely dilute aqueous solution of poly(vinyl alcohol) (PVA) was performed by viscometry. The solution was frozen in liquid nitrogen or in a freezer at 025ΠC, then thawed at ambient temperature and concentrated by evacuation. The viscosity of