均下降，同时，力学性能也下降，但间苯二甲酸含量为10％的共聚酯的力学性能最佳。
The Lnk1 and T(?) of copolyester with 10% m-benzene dicarbonic acid were smallest, and it's mechanical properties were also best in all studied copolyesters.
综述了近20年来涤纶染色改性剂间苯二甲酸二甲酯- 5 -磺酸钠(SIPM)合成研究进展。
The research progress in synthesis of sodium dimethyl isophthalate-5-sulfonate (SIPM), a dye modifier for PET fibers, was reviewed in recent 20 years.
间苯二甲酸是一种重要的有机化工产品，在醇酸树脂、不饱和聚酯、酸改性共聚酯等方面具有广泛的用途。
Isophthalic acid is an important organic chemical product with wide application in alkyd resin, unsaturated polyester resin and acid-modified copolyester etc.
介绍了用溶剂析出法分离间苯二甲酸二甲酯磺酸钠生产废水中硫酸钠和间苯二甲酸二甲酯磺酸钠的新工艺。
A new process using solvent for separating sodium sulfate and dimethyl isophthalate sodium sulfonate from wastewater of dimethyl isophthalate sodium sulfonate production is introduced.
间苯二甲酸主要应用在不饱和聚酯树脂、PET聚酯树脂以及醇酸树脂方面，是一种极具发展前景的中间体原料。
Isophthalic acid, an intermediate with wide developing prospects, is mainly used for unsaturated polyester resin, PET polyester resin and alkyd resin.
以丙二醇、顺酐、邻苯二甲酸酐、间苯二甲酸酐、苯乙烯为原料研制出的F型胶衣树脂，产品性能满足复合材料制品性能要求。
F-Gel coat resin was prepared from propylene glycol, maleic anhydride, phthalic anhydride, m-phthalic acid and styrene and the properties of products met with the requirement of composite material.
由对乙酰氧基苯甲酸、对苯二酚二乙酯、2，6-萘二甲酸及间苯二甲酸四种单体通过熔融缩聚反应，合成了全芳香族四组分共聚酯。
The wholly aromatic four-component copolyesters were prepared from p-acetoxy-benzoic acid, hydroquinone diacetate, 2,6-naphthalene dicarboxylic acid and isophthalic acid by melting polycondensation.
报道了顺丁烯二酸二间甲苯酯和邻苯二甲酸二间甲苯酯的合成与光谱性质。
The syntheses and spectral characteristics of bism-methylbenzene maleate and bis-m-methylbenzene phthalate is reported in this paper.
着重讨论了DBP(邻苯二甲酸二丁酯)生产过程中，丁醇分子间脱水生成丁醚的副反应机理及危害，并找出了预防副反应发生的措施。
Discusses the mechanism and harmfulness of undesired formation of butyl ether by inter-molecular dehydration of n-butanol during DBP production. Preventive measures are also provided.
红外光谱的分析表明改性邻苯二甲酸二丁酯的加入减少了分子间的缔合作用，从而降低了粘度，提高了喂料的流变性能。
The modified DBP can decrease the association of the molecular in the feedstock to decrease the viscosity thus to improve the rheological behavior.
红外光谱的分析表明改性邻苯二甲酸二丁酯的加入减少了分子间的缔合作用，从而降低了粘度，提高了喂料的流变性能。
The modified DBP can decrease the association of the molecular in the feedstock to decrease the viscosity thus to improve the rheological behavior.
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