查询词典 polyesters

Chemically, alkyds are polyesters, but alkyds are formulated with drying or non-drying oils while polyester are oil-free.

用化学方法来表示，多元醇酸树脂称为聚酯。但是多元醇酸树脂由干油或非干油组成，聚酯树脂由无油的。

Polyesters made from the reaction between bio-polyols and anhydrides are shown to be a good adhesive for making particleboard.

研究表明以多羟基化合物和多元酸形成的聚酯型胶粘剂适合于制造颗粒板。

Polyesters are strong, colourfast, and resistant to corrosion and chemical attack but tend to build up a static electric charge.

聚酯很坚韧、不褪色、耐腐蚀和抗化学作用，但容易积累静电。

Polyesters are less brittle than epoxies, but not as flexible or tough as urethanes.

聚酯没有环氧树脂发脆，但也没有聚氨酯的坚韧性。

Polyesters exhibit better non-yellowing properties than epoxies, but not as good as aliphatic urethanes.

聚酯的耐黄性优于环氧树脂，但弱于脂肪族聚氨酯。

New generation polyesters, epoxies and silicones

新一代聚酯，环氧树脂及有机硅树脂

The adhesives and sealants commonly packaged in cartridges are epoxies, polyurethanes, acrylics, polyesters, and silicones.

AB胶筒常见包装的胶水和密封剂有：环氧树脂，聚氨酯，丙烯酸，涤纶和硅树脂。

Blending vinyl ethers with unsaturated polyesters can eliminate major obstacles in each class of materials.

混合乙烯醚同不饱和聚酯可以消除各类物质的不相容。

The polyesters are obtained by the polymerization of maleic anhydride and polyethylene glycols.

多元酯被 maleic 醋酐和聚乙烯乙二醇的聚合获得。

Super absorbent and poromeric compounded web nonwovens is made of hydro-entanglement specially polyesters and high absorbent and super white viscoses.

高吸湿高透气复合网新型水刺卫生材料由水刺专用涤纶和高湿模量增白粘胶纤维两种纤维混合制成，介绍了新材料的原料、工艺和新材料的特点以及用途。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。