SUPERMOLECULAR STRUCTURE OF AQUEOUS SALT-SOLUTIONS OF APPLE PECTIN FRACTIONS - ELASTIC LIGHT-SCATTERING MEASUREMENTS

被引:0
|
作者
MELNIKOVA, GG [1 ]
KUZNETSOVA, GB [1 ]
KALLISTOV, OV [1 ]
SIDOROVICH, AV [1 ]
机构
[1] RUSSIAN ACAD SCI,INST MACROMOLEC CPDS,ST PETERSBURG 199004,RUSSIA
来源
VYSOKOMOLEKULYARNYE SOEDINENIYA SERIYA A & SERIYA B | 1995年 / 37卷 / 07期
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中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Three scattering centers - macromolecules, fluctuation associates, and aggregates - were identified in aqueous salt solutions of fractions of apple pectin in the study using elastic scattering of polarized light. The mean-square concentration fluctuation [(Delta c)(2)] is greater for solutions of pectin containing aggregates than for solutions without aggregates provided that c[eta] in constant (c is concentration, [eta] is intrinsic viscosity).
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页码:1206 / 1208
页数:3
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