DCPD type unsaturated polyester resin prepared by using semi condensation polymerization method is proposed.
本文用半缩聚法合成双环戊二烯型不饱和聚酯树脂。
Modification was performed by grafting polyurethane prepolymer via condensation polymerization on the surfaces of attapulgite.
采用缩合聚合法对凹凸棒石进行表面接枝聚氨酯预聚体改性。
There are two main methods to synthesis PLA, condensation polymerization of lactic acid and ring-opening polymerization of lactide.
聚乳酸的合成主要有两种方法：乳酸直接缩聚和丙交酯的开环聚合。
There are two main methods to synthesis PLA, ring - opening polymerization of lactide and condensation polymerization of lactic acid.
聚乳酸的合成主要有两种方法：丙交酯的开环聚合和乳酸直接缩聚。
The formulation. process flow and conditions in the production of nylon 66 with continuous condensation polymerization are introduced.
介绍用连续缩聚法生产尼龙66的配方，工艺流程及条件。
Cardanol -aldehyde ferric polymers were prepared by condensation polymerization with formaldehyde, n-butyl aldehyde, furfural and iron trichloride.
以溶液缩聚法，由腰果酚分别与甲醛、正丁醛、糠醛和三氯化铁制备了腰果酚醛铁聚合物。
Microcapsules of pendimethalin with a urea-formaldehyde resin wall were prepared by an in-situ condensation polymerization reaction in aqueous medium.
研究了分散、乳化条件及成囊工艺对以脲醛树脂为壁材制备二甲戊乐灵微胶囊状态的影响。
Through the condensation polymerization of TAPOB and dianhydride, hyperbranched polyamide acid (HBPAA) and hyperbranched polyimide (HBPI) were prepared.
经过红外表征发现，反应得到了端酸酐基的超支化聚酰胺酸和超支化聚酰亚胺；
It also shows that methylamide can restrain the hydrolysis of alcohol salt, increase the rate of condensation polymerization and keep the film from dry crack.
甲酰胺可以抑制醇盐水解，提高缩聚速率并避免薄膜干燥开裂。
In condensation polymerization, the monomer will affect the purity of the molar ratio of functional groups, so that the molecular weight deviates from the set value.
在缩合聚合中，单体的纯度会影响到官能团的摩尔比，从而使聚合物的分子量偏离设定值。
Transparent polyester varnish is prepared through alcoholysis, esterification, condensation polymerization and et al with waste polyester drink bottles as materials.
叙述了以废聚酯饮料瓶为原料，经过醇解、酯化以及缩聚等工艺过程，制成透明聚酯清漆。
Hybrid UV curing system includes free radical cationic hybrid UV curing system, free radical condensation polymerization system and free radical free radical system.
混杂光固化体系包括自由基阳离子混杂光固化体系、自由基缩聚混杂体系和自由基自由基混杂体系等。
They are usually prepared from equivalent amounts of glycols and dibasic carboxylic acids, which undergo condensation polymerization to produce the polyester and water.
通常由等当量的甘醇和二元羧酸制备，它们经过聚合作用而生成聚酯和水。
The double - melt behavior, thermal stability of soild state condensation polymerization of PET and the crystallization, expansibility of PET bottle have been studied by DSC, TGA and TMA.
应用dsc、TGA和TMA研究了固相聚合pet树脂的双重熔融行为、热稳定性及瓶坯、包装瓶的结晶性能和膨胀性。
The results show that high-molecular weight PLA can be prepared by the direct melt condensation polymerization at suitable technological condition and the product has good biodegradability.
结果表明：采用适当的工艺能通过熔融缩聚法制备出高分子质量的聚乳酸，且具有良好的生物降解性能。
A new type of phenolic resin adhesive for casting was prepared by condensation polymerization of furfuryl alcohol and the reaction product between phenol, phenylphenol, urea and formaldehyde.
苯酚、苯基苯酚、尿素与甲醛的反应产物进一步与糖醇缩聚生成新型铸造用改性酚醛树脂粘结剂。
The factors effecting on the reaction rate of phenol-formaldehyde condensation by suspension polymerization have been studied systematically.
研究了制备悬浮法酚醛树脂的各种因素对酚醛缩聚反应速率的影响。
There are two types of polymerization reactions: addition and condensation.
有两种类型的聚合反应：加成和缩合。
There are two types of polymerization techniques: addition and condensation.
共有两种聚合技术：加成与缩合。
Oil and chemical industry: polymerization, condensation, distillation, melting, dehydration, forced heat preservation.
石油及化学工业：聚合、缩合、蒸馏、熔融、脱水、强制保温。
Heat conduction oil heater the application field of: oil and chemical industry: polymerization, condensation, distillation, melting, dehydration, forced heat preservation.
导热油加热器的应用领域：石油及化学工业：聚合、缩合、蒸馏、熔融、脱水、强制保温。
Spherical PyC was made by control of technical conditions. It is approved that condensation-polymerization mechanism exists in the CVD process by analyzing the intermediates qualitatively.
控制CVD工艺条件得到了球状热解碳，通过对沉积中间体的定性分析，证实了此过程中存在“缩聚机理”。
Spherical PyC was made by control of technical conditions. It is approved that condensation-polymerization mechanism exists in the CVD process by analyzing the intermediates qualitatively.
控制CVD工艺条件得到了球状热解碳，通过对沉积中间体的定性分析，证实了此过程中存在“缩聚机理”。
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