查询词典 butadiene

The more stability of styrene-butadiene rubber latex was, the better property of modified concrete was.

稳定性越好的胶乳对改性混凝土的性能提高幅度越大。

The application of wet ground sericite to natural rubber and styrene-butadiene rubber was described.

介绍了湿磨绢云母粉在天然橡胶和丁苯橡胶中的应用试验，结果表明，湿磨绢云母粉具有补强性能。

The material can be used as ultraviolet light absorbent as polypropylene, polycarbonate, vinyl cyanide-butadiene styrol copolymer and polyurethane.

该超分子插层结构材料可作为紫外光吸收剂用作如聚丙烯、聚碳酸酯、丙烯氰-丁二烯-苯乙烯共聚物以及聚氨酯等易光氧降解树脂的耐光老化添加剂。

Study has been carried out to reduce cost, simplify process and improve and stabilize the product property according to sufficient analysis of the property of the current synthetic brake shoes with high friction factor both at home and abroad. Phenolic resin,butadiene nitrile rubber powder, graphite,sylvine feldspar, alumine, BaSO4 are used as main materials and dry process is employed in the study.

在充分剖析目前国內外高摩擦系数合成闸瓦性能的基础上，以酚醛树脂、丁腈橡胶粉、石墨、钾长石粉、铝矾土、硫酸钡等为主要原材料，采用干法工艺，围绕降低成本、简化工艺、提高并稳定产品性能等方面开展研究。

Large strain tensile properties of Polycarbonate/ acrylonitrile butadiene styrene polymer were experimentally investigated at different environmental temperatures in this paper.

本文对聚碳酸酯和丙烯腈丁二烯苯乙烯的合金高分子材料不同环境温度下的拉伸性能进行了试验研究。

A series of acrylonitrile butadiene styrene terpolymers were synthesized by bulk polymerization using polybutadiene rubber as toughener. The mechanical properties of the resultant materials were investigated.

以聚丁二烯橡胶为增韧剂，用本体聚合方法合成了一系列丙烯腈--丁二烯--苯乙烯三元共聚物，并研究其力学性能。

The kinetics of butadiene polymerization was investigated, and the microstructure and properties of the synthetic polybutadiene were characterized by FT-IR, GPC, Mooney viscosimeter, etc.

研究了体系在不同陈化方式和温度下的聚合反应动力学，并对聚合产物进行了测试表征。

The tensile strength, tear strength and aging resistance of FVBR vulcanizate were similar to those of solution-polymerized butadiene-styrene rubber.

FVBR硫化胶的拉伸强度、衡裂强度以及耐热老化性能等与SSBR相当。

The second layer (10) comprises: 100 parts by weight of an acrylonitrile-butadiene rubber, said acrylonitrile rubber comprising from 20 to 65 percent by weight of bound acrylonitrile; from 3 to 20 parts by weight, per 100 parts by weight of the NBR, of at least one acid acceptor; from 1 to 10 parts by weight, per 100 parts by weight of the NBR, of at least one organophosphonium salt; and from 0.25 to 10 parts by weight, per 100 parts by weight of the NBR, of at least one amidine.

公开的是一种包含直接相互接触的第一层与第二层的软管；第一层包含从四氟乙烯、六氟丙烯、偏二氟乙烯、和全氟乙烯醚衍生的一种热塑性四元共聚物；第二层包含100重量份丙烯腈丁二烯橡胶，所述丙烯腈橡胶包含约20～约65wt％结合丙烯腈；每100重量份NBR约3～约20重量份至少一种酸受体；每100重量份NBR约1～约10重量份至少一种有机盐；和每100重量份NBR约0.25～约10重量份至少一种脒。

The vulcanization of styrene-butadiene rubber was delayed by the EHL-g-PEW. The break elongation and tensile strength were respectively higher 0.45Mpa and 62.50% than that of EHL. And EHL-g-PEW is a good antiager.

EHL-g-PEW的加入，对丁苯橡胶具有延迟硫化的效果，扯断伸长率和拉伸强度比纯EHL改性的橡胶相比分别提高了0.45Mpa和62.50%，而且它具有良好的耐老化性能。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。