交酯

Meanwhile the influence of the amount of catalyst alkali ethylate and absolute alcohol,the temperature and time of reaction on interesterification was studied.

利用正交试验研究了酯交换法制备卤虾油脂肪酸乙酯的工艺，分析了催化剂用量、反应温度、反应时间、无水乙醇用量等对醇解率的影响。

The processing technique of synthesis and purification of medium-chain triglycerides by alcoholysis, using camphor tree seed oil as material, was investigated by orthogonal analysis, and the optimum condition of the processing technique and performance parameter of product were obtained.

以樟树籽仁油为原料，通过正交实验法研究了用醇解法合成和纯化中碳链甘三酯的生产工艺，得到了中碳链甘三酯生产工艺的最佳条件及产品的物性参数。

The emulsoid particle size and its distribution were determined by dynamic laser scattering and TEM. The composition changes of ACR were inspected by IR, and the core-shell structure was observed by TEM.

该共聚物是通过在适度交联的丙烯酸丁酯-丙烯酸2-乙基己酯共聚物乳胶粒外层包裹上一层甲基丙烯酸甲酯-苯乙烯共聚物而形成的。

The curing reaction of cationic polyacry-lates with blocked isocyanate s and amino resin was studied.

合成了阳离子型聚丙烯酸酯树脂，并分别用封闭型异氰酸酯及氨基树脂对其交联固化。

Phosphate porous starch and PVA were cross linked by methenamine and boric acid Crystal area was serious destroyed by esterification and cross linked. 6 Biodegradation experiment was carried out with soil-burying method.

5红外光谱和X-射线衍射的结构分析表明：在改性淀粉的羟基上引入了磷酰基团，并未破坏原淀粉的基本化学结构；交联剂在改性淀粉和PVA之间形成了C-O-C化学交联键；酯化和交联反应均有较强的淀粉晶区破坏作用。

The enzymatic hydrolyzing technologies of fucoidan from Laminaria japonica using cellulase and pectase were studied.

岩藻聚糖硫酸酯是一种具有多种生物活性的多糖，对用纤维素酶、果胶酶酶解制备海带岩藻聚糖硫酸酯的工艺进行了研究，正交试验结果表明：纤维素酶、果胶酶优化的酶解工艺参数为：纤维素酶0.221%、果胶酶0.074%，温度50℃，pH值4.5，时间50min。

The cure reactions of ternarysystem containing poly, poly and HDI isocyanurate, and the effect of the ratio ofPGA/POH on the thermal, mechanical and surface properties of curedresin have also been examined.

本文还研究了聚丙烯酸环氧丙酯、聚丙烯酸羟丙酯和六亚甲基二异氰酸酯三聚体的反应及三元反应体系中PGA／POH的不同比例对交联后树脂的热性能、力学性能及表面性能的影响。

Taking refined konjak powder as raw material, taking the mixture of NaH2PO4 and Na2HPO4 as phosphate esterification reagent, the konjac glucomannan phosphate ester was prepared under the dry condition, and the optimal process of konjac glucomannan phosphate ester was optimized by orthogonal test method.

方法］以细化的魔芋粉为原料，以NaH2PO4和Na2HPO4混合物为磷酸酯化试剂，在干法条件下，制备魔芋葡甘聚糖磷酸酯，并采用正交试验法优化魔芋葡甘聚糖磷酸酯最佳工艺。

Polyurethane-acrylate Macromer was synthesized by IPDI, HEMA and PEG, and a new kind of transparent polymer was preparaed by the Macromer crosslinked.

利用异佛尔酮－二异氟酸酯、甲基丙烯酸－β羟乙酯、聚乙二醇合成了一种聚氨酯丙烯酸酯类大分子单体，并将其固化交联得到一种新型透明材料。

Aiming at the shortcomings of high formaldehyde content and low soaping and crocking fastnesses of currently used pigment printing binder,by60Co-γ radiation polymerization process,the waterborne polyacrylate emulsion containing active keto groups was synthesized from acrylate monomers and diacetone acrylamide.

针对目前所用涂料印花黏合剂存在的色牢度低和甲醛含量高的缺陷，采用钴60-γ辐射法聚合工艺，利用丙烯酸酯单体、双丙酮丙烯酰胺合成出含活性酮羰基的丙烯酸酯乳液；然后同含端酰肼基聚氨酯乳液按一定的比例混合，制备出酮肼交联型丙烯酸酯聚氨酯复合乳液。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。