Application characteristic of modification valonia extract are inspected by application technology test.

通过工艺应用试验,考察了改性橡栲胶的应用性能.

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The method of sulfomethylation modification of bayberry tannin extract was investigated.

研究了毛杨梅栲胶的磺甲基化改性方法.

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Vegetable tannin extracts have been widely used in leather industry.

摘要栲胶已在制革工业获得了广泛的应用.

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The composition, basic properties and chemical reactions of Turkish valonia extract were discussed.

论述了土耳其橡栲胶的组成 、 基本性质和改性过程中常用的几种化学反应.

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Meanwhile, the modification approaches of vegetable tannin extracts for the purpose of combination tanning are described.

同时, 总结了有利于实施结合鞣的栲胶改性方法.

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It was found that the modified myricaextract's viscosity was significantly decreased and its astringency was gentle.

测试结果表明,改性后栲胶的粘度值和盐析值均明显下降,收敛性缓和.

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Method of colloidal titration was adopted to determine tannin content of valonia tannin extract.

用胶体滴定法测定了橡椀栲胶中的单宁含量.

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We think that sold extracts can be applied independently for making heavy leather, since al.

因此认为,市场销售的栲胶均可单独适用于鞣制重革, 不会影响鞣期.

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Their combination with tanning agents Cr, Al, HCHO and vegetable tannin extract was also studied.

同时研究了它们与铬 、 铝 、 甲醛和栲胶等鞣剂的结合稳定性及其产生的助鞣作用.

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The color of the black wattle extract became lighter through using the fresh bark.

利用新鲜树皮能够改善黑荆树栲胶的颜色,树皮越新鲜,生产出来的栲胶颜色越浅.

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It is reported the PRS desulfidation catalyst regeneration test and the industrial application.

说明了复合型栲胶(PRS)脱硫催化剂的再生性能及工业上的应用情况.

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It'shows that the solution viscosity drops and the relative molecular mass reduces with narrow distribution.

结果表明改性栲胶溶液黏度下降,相对分子质量降低且分布集中.

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