查询词典 polyester resin

The present invention relates to a coating composition comprising; A at least one polyester oligomer prepared from reactants comprising a 20 60 wt.% of at least one polyol, b 5 30 wt.% of at least one polycarboxylic acid selected from the group of cyclic polycarboxylic acids, the esters or the anhydrides thereof, wherein the carboxyl groups are separated by 3 carbon atoms or less, and from the group of alpha , beta -saturated acyclic polycarboxylic acids, the esters or the anhydrides thereof, and c 20 60 wt % of at least one monocarboxylic acid, the sum of the wt.% indicated for the reactants,, and always being 100 wt.%, and the oligomer being a low-viscosity oligomer having a weight average molecular weight Mw of less than 5,000, and a hydroxyl number in the range of about 200 to about 400 mg KOH/g oligomer, and B at least one polyisocyanate.

本发明涉及一种包含如下组分的涂料组合物：A至少一种由包含如下成分的反应物制备的聚酯低聚物：a20-60wt％至少一种多元醇，b5-30wt％至少一种选自其中羧基被3个或更少碳原子隔开的环状多元羧酸、其酯或酸酐以及选自α，β-饱和的无环多元羧酸、其酯或酸酐的多元羧酸，以及c20-60wt％至少一种一元羧酸，其中反应物、和的wt％之和总是为100wt％，所述低聚物是重均分子量Mw低于5000且羟基值为约200-约400mg KOH/g低聚物的低粘度低聚物，以及B至少一种多异氰酸酯。

In the process of producing soft urethane polyester foamed plasics,CFCs as forming agent are replaced by cyclopentane whose value of ozone depletion is zero to decrease the destruction of environment,and the modified poly-ether-alcohol is used as reactants through one-step reaction.

为了解决软质聚氨酯泡沫塑料生产过程中的环保问题，采用臭氧消耗值为零的环戊烷为物理发泡剂替代严重破坏臭氧层的氯氟烃，以改性聚醚多元醇与甲苯二异氰酸酯等为主要反应物，一步法反应研制试产了软质聚氨酯泡沫塑料。

Darrell : Let me check the label. It says it's polyester.

达仁： 让我看一下标签，这里说是聚脂纤维。

This paper introduces the weaving process of high count poplin fabric made of bamboo fibre and fine denier polyester .

介绍了竹浆纤维/细旦涤纶混纺高支府绸织物的织造工艺流程，根据纤维的特性对生产工艺进行了优化，总结了生产过程中的技术措施。

The properties of fine denier polyester fiber and viscose fiber are introduced, and some factors affecting the yarn quality such as fiber properties and spinning process are analyzed.

介绍了细旦涤纶纤维和粘胶纤维的性能，通过工艺试验，分析了纤维性能、纺纱工艺等因素对涤粘棉混纺纱质量的影响，探讨了提高混纺纱质量的措

Blending technology of Australian medium wools and fine denier polyester fibers is researched in worsted system.

指出实施细度大离散纤维混纺的技术关键是原料的混前预处理及纺纱工艺方案的优化。

The present invention relates to a rubber composition including 100 parts by mass of a rubber component including a natural rubber and/or a diene rubber and 0.5 to 80 parts by mass of a biodegradable aliphatic polyester.

本发明涉及相对于含有天然橡胶及/或二烯烃系橡胶的100质量份橡胶成分，进而在0.5～80质量份的范围内含有生物降解性脂肪族聚酯的橡胶组合物。

The virgin thermoplastic polyurethane and the thermoplastic polyurethane of the scrap material are polymerized using at least about 60 percent by weight, based on the weight of the polyurethane produced, of a polyester diol having a weight average molecular weight of at least about 500 and having from four to five carbon atoms between substantially all of the ester groups.

未使用过的热塑性聚氨酯和废料的热塑性聚氨酯是使用至少约60wt％的聚酯二醇聚合而成的，基于产生的聚氨酯重量。其中该聚酯二醇的重均分子量为至少约500，并基本所有的酯基团之间均有4～5个碳原子。

The microgels prepared by dispersion polymerization in polar medium can be used to improve the tensile strength of unsaturated polyester products.

在极性介质中合成的微凝胶能提高不饱和聚酯树脂的抗张强度。

The company now has advanced production equipment, covers an area of 500 hectares, 60 million yuan of assets, annual production capacity of 2-3 million meters, the main production of polyester processing, Kam, cotton organizations or cutting jeanette Taslan, Cardan Cashmere, Jinmian satin, satin, static-band, Nisi Fang, Dita Fu, and other textile materials.

公司目前拥有先进的生产设备，占地面积达500亩，资产6000万元，年生产能力2-3亿米，主要加工生产涤、锦、棉组织或交织桃皮绒、塔丝隆、卡丹绒、锦棉缎、色丁、静波段、尼丝纺、涤塔夫等各类纺织面料。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。