介绍了热复合型聚乙烯胶带的性能、施工特点和应用效果。
The performances, construction precautions and application results of hot compound polyethylene tapes were introduced.
很多情况下,聚乙烯手套很实用,但是,在一些需要灵活操作的环境下,更贴手型的乙烯基手套就派上用场。
Loose-fitting poly gloves are perfect in most circumstances, but in cases where greater dexterity is needed, closer-fitting vinyl gloves come in handy.
本文描述了一个由金硅面垒型探测器和锥形面聚乙烯薄膜辐射体所组成的快中子谱议。
A semiconductor fast neutron spectrometer consisting of a Au-Si surface barrier detector and a conical polyethylene foil radiator is described.
报道了苯和乙烯在AEB型分子筛催化剂上进行液相烷基化反应合成乙苯的研究开发结果。
Research and development results are reported for the synthesis of ethyl benzene by benzene alkylation with ethylene on AEB type zeolite catalyst in liquid phase.
提出了采用高效液相色谱技术分离模拟乙烯砜型染料-纤维化合物及其碱性水解产物的方法。
This paper described the method of separation of model vinyl sulfone dyecellulose compounds and their products of alkaline hydrolysis by high performance liquid chromatography (HPLC).
较详细地报导了聚醚型消泡剂的合成及在乙烯装置工艺水中的应用。
The synthesis of polyether type defoamer agent and its application to the process water in the ethylene device are reported.
对乙烯砜型活性染料在轧染汽固工艺中所出现的色变及头尾色差的问题进行分析,从理论与实践两方面找原因,获得合理的工艺条件。
The ending problem caused in all cotton khaki pad dyeing with vinyl sulfone reactive dyes during steaming fixing stage was analysed. The reasonable processing conditions were obtained.
对乙烯裂解装置中急冷油粘度增长的原因及反应机理进行了分析,并在此基础上开发出JNJ-3型急冷油减粘剂。
JNJ - 3 viscosity reductant for quench oil was developed on the basis of analyzing reasons for viscosity increase of quench oil in ethylene plant and its reaction mechanism.
在某些特殊型表面活性剂,如阿拉伯树胶、聚乙烯醇或其混合溶液的存在下,离子缔合物溶于水,并伴有极灵敏的颜色变化。
In the presence of some special surfactants such as Arabic gum, polyvinyl alcohol or their mixture, the associated ion is soluble in water, accompanied with very sensitive color change.
结果表明,聚丙烯与较高熔体流动速率的聚乙烯共混后,其型坯直径膨胀的变化范围较宽,垂伸较明显。
The results showed that the swelling range of parison diameter of pp blended with higher MFR PE is wider and its parison sag is more apparent.
介绍了国产BCS02型浆液聚乙烯催化剂的开发和工业应用情况,并与其它同类型催化剂进行对比。
Development and commercial application of domestic gas phase polyethylene BCS02 slurry catalyst were described and comparison of it with other polyethylene catalysts was discussed.
用锥形量热法研究了膨胀型阻燃剂对低密度聚乙烯燃烧和发烟性能的影响。
The effect of intumescent flame retardant(IFR)on the combustion and smoke of low-density polyethylene(LDPE)was studied by cone calorimeter.
本文采用氨水-碳酸铵混合溶液作沉淀剂,通过添加聚乙二醇(PEG)和聚乙烯醇(PVA)制备了高比表面积,大孔容的低铈型储氧材料。
In this dissertation, a series of high specific surface area, large pore volume and low Ce content OSMs were precipitated with mixed ammonia-ammonium carbonate solution, and assisted by PEG and PVA.
本文应用联立模块法的模拟策略对乙烯氧化制环氧乙烷过程进行了操作型稳态数学模拟。
The process of epoxyethane production by ethylene oxidation is numerically simulated by using the steady operation technique with simultaneous modular approach.
阐述了农用聚乙烯功能膜的薄型化趋势。
The thinning tendency of agricultural functional PE film is described.
电缆地线芯绝缘采用具有抗氧化性能的K型B类低密度聚乙烯。
Ground cable core insulation used with anti-oxidant properties of K-B type low-density polyethylene.
对一种采用球型载体合成的聚乙烯催化剂的性能进行研究。
Study on the properties of a new spherical support catalyst for polyethylene has been touched.
合成了三种新型的主链为聚4-乙烯基吡啶的侧链型紫精聚合物和相应的小分子紫精,研究了它们的电还原及光还原行为。
Three new types of side chain polyviologen, using poly 4-vinyl pyridine as main chain, were synthesized and their electroredox and photoreduction behaviors were investigated.
合成了标准型的环氧乙烯基酯树脂,对其性能进行了表征。
Synthesis and properties of Bisphenol-A standard epoxy vinyl ester resin were discussed in this paper.
分析了聚乙烯装置中KNT - 30型齿轮泵转子的失效原因,介绍了齿轮泵转子的国产化制造过程。
The failure reasons of KNT-30 type Gear-pump's rotors in HDPE plant are analyzed. Wholly local manufacture of the rotors is introduced.
叙述了在YS型银催化剂作用下,利用催化裂化于气回收的乙烯制备环氧乙烷的实验研究。
This paper describes the experiment of producing ethylene oxide (EO) by using ethylene recovered from catalytic cracking dry gas in the presence of ys silver catalyst.
简要介绍新型工程塑料间同立构结晶型聚苯乙烯的结构、性能、加工及其应用。
Introduce briefly the new engineering plastics syndiotactic polystyrene, including its structure, property, processing and application, etc.
丁二烯一苯乙烯橡胶和加油丁二烯一苯乙烯。乳状聚合物型。试验配方和硫化特性的评定。
Styrene - butadiene rubbers and oil extended styrene butadiene. emulsion polymerised types. test recipe and evaluation of vulcanisation characteristics.
本文介绍了一种新型多功能施胶剂——阳离子聚苯乙烯基聚合物胶乳型施胶剂的制备方法、施胶机理和效果及影响其施胶性能的主要因素。
A novel kind of multifunctional paper sizing aid-polystyrene-based latex was introduced in this paper. Their preparation method, sizing mechanism and the effects on their performance were illustrated.
选择了几种聚氧乙烯型季铵盐阳离子表面活性剂,探讨了这些表面活性剂与酸性染料的相互作用以及对染料染色性能的影响。
Several polyoxyethylene type quaternary ammonium salt cationic surfactants were selected to investigate their interaction with acid dyes and influence on the dyeing properties.
介绍了利用废聚苯乙烯泡沫塑料制备水乳型防水涂料的工艺流程、配方及其性能测试方法。
In the article the process flow, reagents prescription for manufacture of water emulsion type waterproof coating by using spent polystyrene and test method of product performance were reviewed.
报道了聚氯乙烯(PVC)基材的复合型电磁屏蔽涂层的研究。
Polyvinyl chloride (PVC) based electromagnetism shield coating was prepared.
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。
The method of liquid phase rearrangement of styrene oxide to phenylacetaldehyde catalyzed by SAStype solid acids and molecular sieves was studied.
以丙烯腈为单体,二乙烯苯为交联剂,采用原位聚合法制备出了强极性的有机高聚物多孔层开管柱- OPPLOT - A型柱。
A new type of strongly polar organic polymer porous layer open tubular column (OPPLOT-A) was prepared by in situ copolymerization of acrylonitrile and divinylbenzene.
以丙烯腈为单体,二乙烯苯为交联剂,采用原位聚合法制备出了强极性的有机高聚物多孔层开管柱- OPPLOT - A型柱。
A new type of strongly polar organic polymer porous layer open tubular column (OPPLOT-A) was prepared by in situ copolymerization of acrylonitrile and divinylbenzene.
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