Cation exchange resin, strong acidic styrene (001x8);Duolite C20,sodium form;
强酸性苯乙烯
阳离子交换树脂(001×8型);
Cation exchange resin, strong acidic styrene (001x8);Duolite C20,sodium form;
强酸性苯乙烯阳离子交换树脂(001×8型);
The hydroxyl value analysis of acrylate-styrene copolymcr solution by usillg acetylchloride as an acetylating agent is discussed.
结合对体所含双氧水浓度的测定，以乙酰氯法测量了合双氧水的丙烯酸酯-苯乙烯共聚物溶液体的聚合物的羟值。
The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.
发现该工艺中主要生成苯甲醛，少量副产物是环氧苯乙烷和苯乙醛等。
Being a bivinyl crosslinker,3 could be copolymerized with styrene giving gel-type resin with superior swelling characteristics.
用此方法合成的标题化合物作交联剂与苯乙烯聚合,
具有特殊溶胀性能的聚苯乙烯树脂。
Phenolic resin was modified respectively using four latexes of butyronitrile-butadiene,carboxylic butyronitrile-butadiene,styrene-butadiene and pyridine-butadiene.
采用丁腈、羧基丁腈、丁苯、丁吡四种胶乳改性酚醛树脂。
Conver rubber and cushion rubber is styrene-butadiene rubber or chlorobutadiene that has good heat resistance.
该产品在120℃以下的温度正常使用，适用于输送温度在此120℃以下的物料。
The method of liquid phase rearrangement of styrene oxide to phenylacetaldehyde catalyzed by SAStype solid acids and molecular sieves was studied.
研究了SAS型固体酸和几种分子筛上氧化苯乙烯液相重排成苯乙醛的反应,考察了催化剂的活性、选择性和和稳定性。
High performance quadripolymer latex for waterborne anti-corrosive paint is synthesized by use of butyl acrylate,styrene,acrylonitrile and acrylate acid.
用丙烯酸丁酯、苯乙烯、丙烯腈、丙烯酸共聚,性能优良的水性防腐涂料乳液;
The inhibition and retardation effects of N,N-diethylhdroxyamine (DEHA) on free radical polymerization of styrene were investigated by dilatometry.
利用膨胀计研究了二乙基羟胺(DEHA)对苯乙烯自由基聚合的阻聚和缓聚作用。
In this study, the epoxidation of styrene-isoprene-styr en e triblock copolymers (SIS) by an in situ generated peracid method was discussed .
利用过甲酸对热塑弹性体SIS进行环氧化改性,合成了环氧化SIS(ESIS)。
The polymerization of styrene in O/W, W/O, and BC microemulsions was investigated by using the water - soluble potassium persulfate and oil - soluble azo - bis - isobutyronitrile(AIBN) as initiators.
了苯乙烯转化率和聚苯乙烯分子量与体水含量之间的关,讨论了微乳液结构对聚合作用的影响。
The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.
发现该工艺中主要生成苯甲醛，少量副产物是环氧苯乙烷和苯乙醛等。
Several chiral aryl diphosphite ligands derived from pyranoside backbones of glucose and galactose were applied in Rh-catalyzed asymmetric hydroformylation of styrene.
合成了四个从葡萄糖及半乳糖衍生的手性芳基双膦配体,制备了手性双膦-铑(Ⅰ)配合物催化剂,并将其用于苯乙烯不对称氢甲酰化反应中。
The method of liquid phase rearrangement of styrene oxide to phenylacetaldehyde catalyzed by SAStype solid acids and molecular sieves was studied.
研究了SAS型固体酸和几种分子筛上氧化苯乙烯液相重排成苯乙醛的反应,考察了催化剂的活性、选择性和和稳定性。
Result The top 5 chemical allergic resources of these patients were 0.1% thiomersalate, 5% nickel sulfate,7% aromatic compound,1% formaldehyde( water solution),1% styrene.
结果居常见致敏原前5位的化学物质分别是0.1%硫柳汞、5%硫酸镍、7%芳香混和物、1%甲醛(水溶液)、1%肉桂醇。
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