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松香甘油酯的制备及结果讨论。The discussion of rosin glyceride's preparation.

各松香厂都是当地嘀经济支柱。Every gum rosin factory is local economic pillar.

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松香可取代一定百分比的二元酸。Some percentage of dibasic acids were replaced by rosin.

琴弓需要松香,就像警车需要犯人。A bow needs rosin just like a police car needs prisoners.

松香甘油酯和氢化松香甘油酯的技术指标。Specifications of gum rosin glyceride and hydrogenated ros.

把这种分散剂加入熔融的松香中,能够得到稳定的松香分散液。By adding REOSN to the melting rosin we can get a dispersion.

松香是一种具有重大经济价值的天然树脂。Gum rosin is a kind of natural resin with high economic value.

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芭蕾舞女在她们的舞鞋脚尖端涂上松香,以避免演出时滑倒。Ballerinas coat their toe shoes with rosin to avoid onstage slips.

松香酸的含量影响对苯型不饱和聚酯与苯乙烯的相容性和活性。The solubility and reactivity of TUPR were improved by rosin acid.

本品用季戊四醇与特级松香酯而成。The production is estered from extra grade rosin and pentaerythritol.

酯化是改变松香疏水性能的一种重要途径。Esterification is a important mean that can change the hydrophobic of rosin.

松香是由一系列氢化菲结构的三环二萜一元树脂酸组成。A series of hydrogenated rosin is composed of tricyclic diterpene resin acid.

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以富马酸和松香为原料制备富马海松酸。Fumaropimaric acid was prepared from rosin and fumaric acid as raw materials.

液体松香脂由松香与多元醇酯化而成。Liquid rosin resin is made from the gum rosin through esterification with polylol.

溶剂的变化是影响氢化松香质量的一个因素。The solvent variation is one of factors that affect quality of hydrogenated rosin.

聚合松香是松香的改性产品,含枞酸型树脂二聚体。Polymerized rosin is a modified products of gum rosin, contains abietic type acids.

松香改性壬基酚醛树脂用于油墨连结料。Rosin modified nonylphenol resin is used as the linking mater ial in printing-inks.

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合成的改性松香酚醛树脂具有良好的自凝性。The synthesized rosin modified phenolic resin had good performance of self-gelling.

富马松香由富马酸对松香经过加成改性而成。In this paper, the method of the synthesis of fumaric acid modified rosin was studied.

一种有机物质。它是一种含一些有关松脂的古代树木的石化松脂。It is an organic substance and is a petrified rosin of ancient trees related to rosin.