A simple and efficient way to prepare PIPA polyol was exploited according to the much attempt.

1、

The role of polyoxyethylene triol, rosin polyester polyol and asphalt in asphalt-polyurethane rigid foam was stressed.

重点介绍了聚氧乙烯三醇、松香芳烃聚酯多元醇在配方中的作用.

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2、

Field using shows that optimized drilling fluid system " polyol-positive colloid polymer drilling. "

本文介绍了聚合醇 - 正电胶聚合物钻井液在中原油田水平井中的设计与应用.

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3、

The manufacturing process and the reaction mechanism of polyether polyol are resumed.

概述了聚醚多元醇的生产过程及反应机理.

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4、

A environmentally friendly two-component polyurethane adhesive was prepared from polyether polyol, toluene isocyanate and MOCA.

以聚醚多元醇、环氧树脂、甲苯二异氰酸酯和MOCA为原料制得了双组分环保型聚氨酯胶粘剂.

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5、

The melamine-polyurea polyol provided good foam collapsed hardness, and excellent foam fire retardancy for HRPUF.

三聚氰胺聚脲多元醇为其泡沫提供了优良的泡沫压陷硬度和阻燃性.

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6、

The properties, modification and application of polyolefin elastomers were introduced in theis paper.

介绍了新型弹性体材料———聚烯烃弹性体的性能特点, 改性增强及应用.

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7、

The synthesis and application of functional polyolefin are reviewed.

介绍了功能化聚烯烃的合成方法和应用情况.

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8、

They can be used as edible films or surface coatings on the polyolefin films.

壳聚糖涂层复合薄膜用于活性包装具有巨大的潜力.

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9、

The characteristics of polyolefin elastomer ( POE ) and its applications in general purpose plastics-polypropylene are introduced.

介绍了新型聚烯烃弹性体 ( POE ) 的优异特性,综述了POE与通用塑料聚丙烯共混改性的研究进展.

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10、

One of many polyolefin thermoplastics. Usually in exterior quality thermoplastic powder coating.

众多的热塑性聚烯烃之一, 常用于户外的热塑性粉末涂料.

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11、

Application of polyolefin alloy product was briefly introduced.

介绍了目前反应器聚烯烃合金产品及其应用情况.

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12、

Effects of polyolefin resin , light conversion agent, light stabilizer anti fog agent and agent etc.

阐述聚烯烃树脂、转光剂、光稳定剂、流滴剂、着色剂等对转光效能的影响.

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13、

Polyolefin applications such as wiring & cables and electrical parts, need to pass specific FR regulations.

聚乙烯用在电线电缆和电气部件中时, 必须通过某些特定的阻燃标准.

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14、

The latest development of polyolefin catalyst is detailed in this paper.

阐述了聚烯烃催化剂的最新进展.

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15、

Finally, the application of the functional polyolefin is also described.

最后概述了功能化聚烯烃的应用.

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16、

Objective To study the diagnosis and the therapy for bleeding polyp in paranasal sinus.

目的探讨诊断治疗鼻窦出血性息肉的方法.

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17、

Methods: Retrospective analysis of all cases cervical polyp from January 1988 to September 2003.

方法对1988年1月-2003年9月间所有宫颈息肉病例作回顾性分析.

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18、

Mushroom coral is formed from a single polyp, instead of a colony of polyps.

蘑菇珊瑚成形来自于单一的水虫息, 而不是群体的水虫息.

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19、

By remoing the polyp at this stage, it preents it from becoming cancerous.

在这一阶段切除了息肉, 就能防止病变恶化.

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20、

In clinical on does rectum polyp develop likely become rectum cancer?

在临床上直肠息肉有可能发展成为直肠癌吗 ?

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