熔融聚合

熔融聚合法直接合成生物降解材料PLEG

Direct Synthesis of Biodegradable Material PLEG via Melt Polycondensation

简单易行的直接熔融聚合法，尤其是用无毒催化剂催化合成，有利于拓展PLGA在药物缓释领域的应用。

The direct melt polycondensation method for the synthesis of PLGA , especially with nontoxic catalysts , is simple and practicable and beneficial for more extensive application of PLGA in drug delivery field .

应用正交实验及SPSS统计软件研究聚乳酸-己内酯直接熔融聚合工艺。

The direct melt polymerization of poly ( lactic acid-co-caprolactone ) was studied by orthogonal experiment and SPSS software .

直接熔融聚合法合成生物降解材料PLEG研究Ⅳ预聚方式的影响

Studies on the Direct Synthesis of Biodegradable Material PLEG via Melt Copolymerization IV Influences of Different Prepolymerization Methods

以PTA、1,3-PDO为原料，在小试合成研究的基础上，采用Ti/Sb/Co/P复合催化体系进行了300L釜规模的PTT熔融聚合研究，并研究了PTT产品的物理机械性能。

Based on the synthetic research , using PTA , 1,3-PDO as raw materials , 300L PTT melt polymerization with Ti / Sb / Co / P composite catalyst system was carried out . The mechanical property of PTT product was investigated .

二乙醇胺改性聚乳酸的直接熔融聚合法合成及其表征

Direct Melt Polycondensation and Characterization of Polylactic acid Modified by Diethanolamine

氧化亚锡催化直接熔融聚合法合成生物降解材料聚乳酸-聚乙二醇

Direct Synthesis of Biodegradable Material Polylactic Acid-Polyethylene Glycol via Melt Copolymerization and Catalyzed by Stannous Oxide

讨论了酯化反应，熔融聚合，固相聚合阶段的工艺条件。

The process conditions in the stages of esterification , melt polymerization and solid state polymerization were discussed .

不同投料比对直接熔融聚合法生物降解材料聚乳酸-聚乙二醇的影响

Influences of Different Feed Weight Ratio on the Properties of Biodegradable Material Polylactic Acid-polyethylene Glycol via Direct Melt Copolymerization

其中溶液聚合法和熔融聚合法是相对成熟的合成工艺。

In the four synthesis technologies of PBI , solution polymerization and melt polymerization were relatively mature synthesis process .

采用本体熔融聚合法制备了可紫外光固化的不饱和聚酯酰胺脲树脂，该类树脂可用作紫外光固化涂料，并对树脂进行了红外表征。

UV-curable unsaturated polyester-urea resins which could be used as UV-curing coating were prepared by melting method and its structure was determined by FT-IR .

己内酰胺水解聚合是开发最早、技术最成熟的一种聚合工艺，最近70年来，己内酰胺的聚合生产主要是靠水解熔融聚合的方法完成。

Hydrolytic polymerization of caprolactam is the earliest and the most technologically sophisticated Polymerization Technology , For the recent 70 years , the polymerization production of caprolactam is mainly dependent on the method of hydrolytic melt polymerization .

采用熔融接枝聚合的方法将含稀土铕配合物的线性不饱和聚酯Eu-ULP接枝到PP分子链上，制得新型的在UV下发射红色荧光的树脂。

ULP containing rare earth complex ( Eu-ULP ) was grafted onto polypropylene in melt phase to get new type of functional resin which emits red fluorescence .

从餐厨垃圾所得乳酸丁酯经熔融固相聚合成聚乳酸的研究

Melt-solid Polycondensation of Butyl Lactate from Kitchen Waste to Obtain Polylactic Acid

采用熔融固相聚合制备了乳酸-氨基酸共聚物。

The copolymer of lactic acid and amino acid was prepared by the melt / solid polymerization .

合成高分子量聚乳酸的主要方法有开环聚合、扩链聚合、溶液聚合及熔融固相聚合等。

Some novel methods , such as ring-opening polymerization , chain extension , solution polymerization and melt / solid polycondensation , are introduced .

熔融-固相聚合法直接合成聚乳酸的研究

A Study on the Direct Synthesis of Polylactic Acid via Melt-solid Polycondensation

熔融法生产聚合硫的研究

Study on Manufacture of Poly-sulphur by Molten Method

熔融矿物的聚合是导致颗粒物粒径增大的主要原因，黄铁矿和部分碳酸盐的破碎是细微颗粒物的重要来源。

The results show that , coalescence of molten mineral particles leads to the increase in PM size , while fragmentation of pyrite and some carbonates during combustion is an important source of fine PM .

研究发现，共聚酯的熔融峰随着固相聚合温度和时间的变化而与纯PET有明显的差别；

The experimental results show that the changes of melt peaks of copolyesters with changing of S. S. P.temperature and time are different from PET homopolymer .

熔融混合和原位聚合两种方法可用以制备插层或剥离态的纳米复合材料。

Intercalated or exfoliated nanocomposites can be prepared by melt-intercalation and in-situ coordination polymerization .

在过氧化物引发剂存在下直接进行熔融或溶液接枝聚合；

Direction graft polymerization in the presence of peroxide initiators in melt or solution state ;

采用氧化石墨烯为原料，通过氧化石墨烯在聚合物单体熔融状态下参与聚合反应制备出不同重量百分比的石墨烯/尼龙6复合材料。

Graphene oxide as a raw material was involved in the polymerization reaction for different weight percentages of graphene / nylon6composites .

综述了溶液缩聚及直接熔融缩聚、熔融缩聚-扩链、熔融缩聚-固相聚合合成聚乳酸的研究进展。

The poly ( lactic acid ) synthesized by the solution polycondensation , direct melt polycondensation , melt polycondensation / chain extending and melt polycondensation / solid polymerization is reviewed .