1、

This paper introduced that maleic anhydride can be grafted with rosin, polyethylene wax, styrene, petroleum resin.

主要介绍了马来酸酐与松香 、 石油树脂 、 苯乙烯 、 聚乙烯蜡等的接枝反应.

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2、

The molten hydrolytic reaction between sodium chloride and boron oxide at high temperature was studied.

研究了高温熔融状态下水蒸气与氯化钠、硼酐的水解反应.

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3、

Amino 4 methoxyl acetylaniline was synthesized acetylization ofp-methoxylaniline with acetic acid and acetic anhydride, then nitration and reduction.

以对甲氧基苯胺为原料,用冰醋酸和醋酸酐作乙酰化剂,经乙酰化 、 浓硝酸硝化、铁粉还原合成了3-氨基-4-甲氧基乙酰苯胺.

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4、

As to the maximal amplitude ( ma ) pectin was higher than dextron.

至于ma值则大于右旋糖酐组.

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5、

A modified oligomer has been prepared by the reaction of epoxidized oil acrylate with maleic anhydride.

用马来酸酐和环氧豆油丙烯酸酯反应,制成一种改性齐聚物.

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6、

The photosensitivity, alkaline solubility and viscosity of products increased as the ratio of maleic anhydride increased.

产物的光敏性 、 碱溶性和粘度随着酸酐配比的增加而增大.

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7、

In the presence of organic peroxide, ethylene-vinyl acetate copolymer is graft polymerized with maleic anhydride.

通过正交实验,研究了在有机过氧化物的存在下, 乙烯 - 醋酸乙烯酯与马来酸酐接枝共聚.

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8、

Diisopentyl maleate was synthesized from maleic anhydride and isopentanol using tungstosilicic acid as a catalyst.

以钨硅酸为催化剂,马来酸酐和异戊醇为原料催化合成马来酸二异戊酯.

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9、

The article studied that maleic anhydride ( MAH ) grafted polypropylene ( PP ) in one pair of screw extruder.

在双螺杆挤出机上研制马来酸酐(MAH ) 接枝的聚丙烯 ( PP ).

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10、

The synthesis of vitamin E oleate by using vitamin E and oleic acid was studied.

以维生素E及油酸为原料,乙酸酐为共反应剂,三乙胺为催化剂合成了维生素E油酸酯.

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11、

With potassium fluoride as catalyst, spironolactone compound was synthesized from DDSA.

以氟化钾为催化剂, 催化十二烯基琥珀酸酐(DDSA)缩合成螺双内酯化合物.

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12、

Production: monomer boron, Danhuapeng, boron anhydride, without detectable; Hydrochloric acid , Yean, ammonia water.

生产: 单体硼, 氮化硼, 硼酐, 无水硼砂; 盐酸,液氨, 氨水.

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13、

When water is added under proper conditions to basic anhydrides, bases result and vice versa.

当水被添加到基本酐下, 基地的结果,适当的条件,反之亦然.

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14、

The thermal stability and the vitrification point increase with the increase of maleic anhydride content.

R-SMA的 耐热性和玻璃化温度,均随马来酸酐含量的增高而增加.

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15、

Method: Serum Cystatin C, Urea, Scr and UrineMicroprotein ( UMP ) concentrations were measured in 1338 patients.

方法: 检测1338例患者CystatinC 、 血尿素(Urea) 、 血肌酐 ( Scr ) 和尿微量蛋白(UMP).

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16、

Objective to explore the effects of orgemophorus pesticide on lipid peroxidase ( Lpo ), creatinine ( Cr ) andblood urea nitrpogen ( Bun ).

目的:探讨有机磷农药对过氧化脂质 ( Lpo ) 、 肌酐 ( Cr ) 、尿素氮 ( Bun ) 的影响.

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17、

The market demand, price and development trend of world phthalic anhydride are reviewed.

介绍了国内外苯酐的市场需求和价格情况以及发展趋势.

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18、

The sheet and operation in phthalic anhydride plant system after the adding partial condensator were introduced.

介绍了苯酐装置系统中增加部分冷凝器的流程,操作讨论了加部分凝冷器前后的经济效益.

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19、

The alternate copolymer of methyl vinyl ether and maleic anhydride ( PMVMA) was synthesized by using solution radical copolymerization.

采用溶液自由基共聚合方法,合成了甲基乙烯基醚(MVE)与马来酸酐(MAN)的交替共聚物(PMVMA)。

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20、

Sulfonated EPDM ionomers ( S-EPDM ) were prepared with concentrated sulfuric acid and acetic anhydride.

用浓硫酸和醋酸酐与三元乙丙橡胶(EPDM ) 反应制备了磺化三元乙丙橡胶离聚物 ( S-EPDM).

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