1、

After distilling twice, the polyurethane prepolymer was diluted to 75% solution through adding butyl acetate.

二次蒸馏后用醋酸丁酯稀释成质量分数为75%的溶液。预聚体中TDI质量分数为04%。

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2、

Based on aliphatic alcohol, alcohol amine and amine, a new mixed expander ( NB) for polyurethane prepolymer was prepared.

在研究快速固化医用聚氨酯材料中,制备了以脂肪族多元醇为主的混合扩链剂(NB)。

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3、

A vinyl-terminated prepolymer was prepared by the reaction of hydroxyethyl acrylate ( HEA) with isocyanate-terminated prepolymer obtained from polypropylene glycol ( PPG) and toluene diisocyanate.

聚1,2-丙二醇(PPG)与甲苯二异氰酸酯反应得到端异氰酸酯基聚丙二醇,再与丙烯酸2-羟基乙酯(HEA)反应,制备出端乙烯基聚丙二醇预聚物。

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4、

The synthetic of polyurethane waterproof coating is studied, and the discussed mechanic performance effected by NCO content in prepolymer, solid and liquid loading material is discussed.

研究了聚氨酯防水涂料的合成,探讨了预聚体中NCO含量、固体填料和液体填料对其物理机械性能的影响。

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5、

Gives the viscosity control method of polyurethane prepolymer preparation.

给出了聚氨酯预聚物合成的粘度控制方法。

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6、

a high solid elastic polyurethane prepolymer has been prepared based on mdi, papi, hdi, ipdi and polyester polyols and polyether polyols.

采用MDI、PAPI、HDI、IPDI等不同的异氰酸酯和聚酯多元醇、聚醚多元醇等反应,制备高固体分的聚氨酯弹性体预聚物。

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7、

The properties of products prepared by acetone process and prepolymer mixing process are compared.

简述水性聚氨酯制备方法,并对丙酮法和预聚物分散法所制产品性能进行比较.

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8、

In this paper, we adopt prepolymer method to synthesize casting PU elastomer.

本文采用预聚物法合成浇注型聚氨酯弹性体.

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9、

The preparation prepolymer for soft PU elastomer and its application were investigated.

对软质PU弹性体用预聚体及使用技术进行研究.

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10、

Hexamethylene diisocyanate ( HMDI ) may be used in prepolymer, in place of TDI.

六亚甲基二异氰酸酯 ( HMDI ) 可用在预聚物中代替甲苯二异氰酸酯〔TDI〕.

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11、

Hexamethylene diisocysnate ( HMDI ) may be used in prepolymer, in place of TD I.

六亚甲基二异氰酸酯 ( HMDI ) 可用在预聚物中代替甲苯二异氰酸酯〔TOI〕.

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12、

The article discusses blend polymerization caused by mixing prepolymer into monomers.

本文论述了预聚物溶于拟共聚单体发生原地聚合反应时的掺聚效应.

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13、

Adopted liquid polysulfide prepolymer cured at high temperature for sealing cap at the first time.

首次采用液体聚硫橡胶制成预聚体再高温硫化成型,压制新型聚硫橡胶密封帽制品.

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14、

Thin-film Evaporation is economical and efficacious technique in usual technique for separating TDI from polyurethane prepolymer.

薄膜蒸发技术在几种常见的降低聚氨酯固化剂中游离甲苯二异氰酸酯(TDI)的方法中,是最经济有效的.

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15、

The applications of antioxidants in alkyd resin, TDI prepolymer and TDI primer have been described.

介绍了抗氧剂在醇酸树脂 、 TDI预 聚物和TDI三聚体中的应用,以及其配方和生产工艺.

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16、

A low Mw polyamide resin is reacted with ethyl acrylate dicarbamate to form a comb-type prepolymer with polyamide as backbone chain and ethyl acrylate dicarbamate as side chain.

低相对分子质量的聚酰胺树脂和丙烯酸乙酯氨基甲酸酯基一异氰酸酯通过加成反应制得以聚酰胺为主链、丙烯酸乙酯二氨基甲酸酯为侧链的梳型预聚物。

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17、

The effects of prepolymer, active diluent and photosensitize on coating modification was discussed.

在预聚物 、 性稀释剂和光敏剂等方面讨论了该涂料的改性.

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18、

One-component PU adhesives were prepared from the blocked prepolymer and hydroxyl group-containing prepolymer.

以封闭型预聚体和含 羟基 预聚体为主要原料制备得 单组分 聚氨酯(PU)胶粘剂.

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19、

The IR spectra for prepolymer, blocked prepolymer and decomposed by heating are compared.

对封闭前后和加热解封后的红外图谱作了比较.

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