polyvinyl

The paper studied the preparation of modified urea-formaldehyde resin adhesive with polyvinyl alcohol ( PVA ) and melamine.

研究了聚乙烯 醇和 三聚氰胺改性脲醛树脂胶粘剂的制备工艺和配方.

互联网摘选

Electron beam-irradiation method was applied to prepare nano-sized nickel powders in aqueous system at room temperature and ambient pressure using polyvinyl alcohol ( PVA) and dodecyl trimethyl amine bromide ( DTAB) as the surfactants respectively.

在水溶液中，于常温常压下分别使用聚乙烯醇（PVA）和十二烷基三甲基溴化胺（DTAB）为表面活性剂，用电子束辐照方法制备了纳米镍粉；

互联网摘选

( 3) The results of orthogonal test indicated that the best preparation process of YDT is: carboxymethyl starch sodium 10%, microcrystalline cellulose 25%, crosslinked carboxymethyl cellulose sodium 10%, the ratio between polyvinyl pyrrolidone and main medicine is 6:1.

正交试验结果表明愈风宁心分散片的最佳制备工艺为：羧甲基淀粉钠10%、微晶纤维素25%、交联羧甲基纤维素钠10%、聚乙烯吡咯烷酮水溶液与主药的比例6：1。

互联网摘选

The starch-based biodegradable plastic film was made arch and polyvinyl alcohol ( PVA ) in this paper.

本文以淀粉和聚乙烯醇 ( PVA ) 为主要原料,制备了淀粉基生物降解性塑料薄膜.

互联网摘选

Polyvinyl chloride-polyethylene polyamine resin is a new polymer phase transfer catalyst.

它是一种新型的高分子相转移催化剂.

互联网摘选

Study of Polyvinyl Chloride Membrane Indigotin Carmine Chemical Sensor

聚氯乙烯膜靛蓝化学传感器研究

互联网摘选

Polyethersulfone ( PES) ultrafiltration membrane was successfully prepared by means of phase inversion method, with PES as raw material, Polyvinyl Pyrrolidone ( PVP) as additive, and dimethylacetamide ( DMAC) as solvent.

以聚醚砜（PES）为膜材，聚乙烯吡咯烷酮（PVP）为添加剂，N，N-二甲基乙酰胺（DMAC）为溶剂，用相转化法制备了超滤膜。

互联网摘选

Preparation of polyvinyl chloride ( PVC) pastes for test purposes& Dissolver method

GB/T16613-1996试验用聚氯乙烯（PVC）糊的制备分散器法

互联网摘选

Polyvinyl chloride ( PVC ) based electromagnetism shield coating was prepared.

报道了聚氯乙烯 ( PVC ) 基材的复合型电磁屏蔽涂层的研究.

互联网摘选

This Standard supersedes polyvinyl chloride plastic sheets for waterproofing ( GB 12952-1991 ) .

本标准代替GB12952 -1991 《聚氯乙烯防水卷材》.

互联网摘选

Polyvinyl Chloride . Synthetic resin used in both liquid and thermoplastic powder systems.

聚氯乙烯,用于液体或粉末涂料的一种合成树脂.

互联网摘选

This paper studied the catalytic N-alkylation of acetanilide with polyvinyl chloride-pyridine resin.

研究了聚氯乙烯 - 吡啶树脂催化乙酰苯胺的N - 烃基化作用,反应条件温和,产品收率令人满意.

互联网摘选

Polyvinyl chloride ( PVC ) is a heat-sensitive polymer resin, with degradation during molding.

聚氯乙烯 树脂是一种热敏性树脂, 在加工过程中容易受热分解.

互联网摘选

The results show that sulfonated-polyvinyl chloride has good catalytic activity and reusability.

结果表明,此催化剂有良好催化活性和使用性.

互联网摘选

Polyvinyl alcohol is an addition polymer formed from hydroxyethene or vinyl alcohol.

聚乙烯醇是由乙烯醇加成聚合后形成的.

互联网摘选

A polyester shirt or dress, nylon socks or stockings, and acrylic sweater-a raincoat of PVC ( polyvinyl chloride)?

是化纤服装（衬衫还是外套），是尼龙袜（短袜还是长袜），晴纶毛衣还是塑料雨衣？

互联网摘选

The surfaces of wool single yarn are covered by soluble polyvinyl alcohol using friction spinning.

利用摩擦纺技术将可溶性维纶以一定包覆比包覆于毛单纱表面.

互联网摘选

Polyvinyl fluoride used for laminate films may be clear or pigmented.

乙烯氟化物膜可以是透明的或有色的.

网络文摘精选

Ths paper reviews the property, some methods about synthesis and use of polyvinyl pyrrolidone.

综述了聚乙烯吡咯烷酮的性质, 合成方法及其应用.

互联网摘选

Polyvinyl acetate emulsion was synthesized by semi-continuous emulsion polymerization method.

采用半连续乳液聚合的方法合成聚醋酸乙烯乳液.

互联网摘选

Polyvinyl acetate is frequently modified by copolymerization.

共聚改性是聚醋酸乙烯酯常用的改性方法.

网络文摘精选

The effect of sensitizers on irradiation crosslinking of polyvinyl chloride ( pvc) used as wire and cable

交联剂对聚氯乙烯（PVC）电线电缆料辐照交联的影响

互联网摘选

The feasibility of the application of polyvinyl alcohol ( PVA ) to printed wiring board was studied.

研究了PVA在电路板印刷的应用可行性.

互联网摘选

DAZOC-Durable , polyvinyl gated irrigation pipe and color-coded PVC pipe fittings.

描述:DAZOC公司,提供耐用的、乙烯聚合物接口灌溉管道.

互联网摘选

The conventional method was by the condensation reaction of formaldehyde and polyvinyl alcohol.

常规的制备方法是通过甲醛和聚乙烯醇的缩合反应来实现的.

互联网摘选

A polyester shirt or dress, nylon socks or stockings, acrylic sweater-a raincoat of PVC ( polyvinyl chloride )?

是化纤服装(衬衫还是外套), 是尼龙袜 ( 短袜还是长袜 ), 晴纶毛衣还是塑料雨衣?

互联网摘选

It was studied that the performance of polyvinyl alcohol ( PVA ) fibers in this paper.

该文通过对聚乙烯醇 ( PVA ) 纤维改性改善成纸的性能作了研究.

互联网摘选

This review described the preparation and application of crosslinked polyvinyl pyridine resins.

本文综述了乙烯吡啶树脂的合成及其应用.

互联网摘选

Dihydroxyglyoxime ( DHG) particles were coated in emulsion solutions of polyvinyl acetate.

研究了乳液聚合聚醋酸乙烯酯对二羟基乙二肟的包覆。

互联网摘选

Reseaching result found that adding TTPI improve greatly the strength and water-resistance of polyvinyl alcohol glue.

结果表明,TTPI的加入较大幅度地提高PVA胶水的粘结性能和耐水性能.

互联网摘选