接枝法

The thermal degredation of chloroprene rubber grafting butyl methacrylate was studied by thermogravimetic analysis and differential thermogravimetic analysis.

用热重法和微商热重法研究了甲基丙烯酸丁酯与氯丁橡胶的接枝共聚物的热降解过程。

The thermal degradation of chloroprene rubber/butyl methacrylate grafting copolymer in air atmosphere was studied using thermo gravimetric analysis.

用热重分析法研究了氯丁橡胶/甲基丙烯酸丁酯接枝共聚物在空气气氛条件下的热降解过程。

With water as dispersion medium, LDPE was grafted with maleic anhydride by means of suspension grafting.

以水作分散介质，采用悬浮法制备了马来酸酐接枝聚乙烯。

In this paper the surface charge density of cationic kraft pulp was chosen as response variable and the preparation conditions of cationic kraft pulp by the in-situ grafting copolymeration of acrylamide and cationic monomer, [2- ethyl] trimethyl-ammonium chloride were optimized by central composite design.

摘 要：以阳离子硫酸盐浆的表面电荷密度为评价指标，采用中心复合设计法对丙烯酰胺和甲基丙烯酰氧基乙基三甲基氯化铵接枝共聚制备阳离子硫酸盐浆的工艺进行了优化。

The essence of water absorbing is explained from the thermodynamics. Some phenomena in experiments are explained by Flory equation.

广西大学硕士论文《辐照法淀粉接枝合成高吸水性树脂》}本文还对高吸水性树脂的吸水机理进行了讨论，从热力学角度解释了吸水本质，通过「lory公式解释了实验中的一些现象。

In this paper, the enzymatic hydrolysis lignin derivatives were synthesized. Halogenation of EHL was carried out in aqueous solution, and graft copolymerization of EHL was initiated by initiator. The chlorinated and graft copolymerized EHL were respectively applied to the chlorinated polyethylene rubber and styrene-butadiene rubber, and the properties of rubber were investigated.

本文采用水溶液法和引发剂引发法分别对酶解木质素进行了卤化和接枝共聚反应研究，合成酶解木质素的改性衍生物，将其分别应用于氯化聚乙烯橡胶和丁苯橡胶，并探讨橡胶各项性能的变化。

High oil absorption resins of higher n-alkyl acrylates modified cotton linter were synthesizedby supension graft copolymerization. The effects of the ratio of n-alkyl acrylates to linter, the kinds and amounts of crosslinker, the amounts of initiator, as well as reaction temperature and time on oil absorbency were investigated.

以棉短绒为基材，丙烯酸长链酯为单体，双丙烯酸二元醇酯为交联剂，采用悬浮接枝共聚法合成了高吸油性材料，考察了棉纤维与单体的投料比、交联剂种类与用量、引发剂用量、聚合反应温度与时间等因素对该材料吸油性能的影响，得到了不同丙烯酸长链酯与棉纤维接枝聚合制备吸油材料的最佳工艺条件。

Acrylic acid-grafted polyethylene films have been prepared by γ-radiation and the grafting degrees were determined gravimetrically.

用氮气氛下预辐照方法制备了丙烯酸接枝聚乙烯膜，用重量法测定了接枝率。

In this dissertation, three kinds of rubber/layered silicate nanocomposites were prepared by grafting and intercalating method in latex and by mixing intercalation method with monomers, and their structure and properties were investigated.

本论文选用三种体系，通过胶乳接枝插层法和单体混炼插层法研究了橡胶／蒙脱土插层纳米复合材料的制备、结构与性能；提出了利用单体在。。。

Acrylic acid, starch and SPS were used as raw materials of solution polymerization to synthesize starch-g-acrylic acid superabsorbents interpenetrated with sodium PVA sulfate.

采用浓硫酸磺化法制备了聚乙烯醇硫酸钠；以丙烯酸、淀粉和SPS为原料采用水溶液聚合法合成了淀粉接枝丙烯酸－聚乙烯醇硫酸钠互穿网络高吸水性树脂。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐