查询词典 polyvinyl

The polyvinyl chloride static and dynamic experiments of the heat stability by three novel low-lead, non-lead and low-tin, and non-lead and non-tin thermal stabilizers remixed respectively with phosphite ester, epoxidized soybean oil,β-diketone, pentaerythritol and houghite were reviewed.

通过新型低铅、无铅低锡和无铅无锡热稳定剂分别与亚磷酸酯、环氧大豆油、β-二酮、季戊四醇和水滑石进行复配，进行了聚氯乙烯的静态和动态热稳定性实验。

Results There were about 15 kinds of chemical poisons including vinyl chloride,polyvinyl alcohol,isoparaffin,polyvinylacetate,sodium hydrate,ammonia,acid hydroc,methanol,diesel oil,carbon monoxide,carbon dioxide,sulfur dioxide,nitrogen oxides,ozo...

结果在聚氯乙烯的生产过程中，作业场所存在化学毒物较多，主要包括氯乙烯、聚氯乙烯、聚乙烯醇、过氧化物、异链烷烃类、聚乙烯乙酸酯、氢氧化钠、氨、盐酸、甲醇、柴油、一氧化碳、二氧化碳、二氧化硫、氮氧化物、臭氧、二氧化锰等。

The experiment result shows that favorable colour development performance can be achieved for the adhesive with polyvinyl alcohol as major component and the waterproof quality can be improved when the carboxyl tetraphene latices was mixed into the adhesive in a certain proportion.

实验发现，使用聚乙烯醇为主体的胶粘剂可使热敏纸获得良好的发色性能，胶粘剂中混入一定比例的羧基丁苯类胶乳可以使热敏纸的防水性能得到改善。

The experimental results show that when the low temperature adhesive polyvinyl alcohol is 0.5%, the high temperature adhesive silicasol is 0.5%, water reducing agent calcium lignosulphonate is 0.5%, rheologic agent Suzhou clay is 1.5%, the best dispersive slurry can be obtained by adding 0.9 weight percent of TMAH.

结果表明，在粘结剂聚乙烯醇加入量为0.5%，减水剂木质素磺酸钙加入量为0.5%，流变剂苏州土加入量为1.5%时，调整分散剂的加入量，当浆料中分散剂四甲基氢氧化铵的质量分数为0.9%时，可获得具有较佳分散性能的浆料。

Silver nanoparticles with average particle size ranging from 2 to 131nm were manipulatively synthesized starting from silver nitrate using 10 kinds of different functional group-containing organic modifiers, such as polyvinylpyrrolidone, tween-80, sodium dodecyl sulfate, sodium polyacrylate, polyethylene glycol, D-sorbitol, sodium dodecyl sulfonate, sodium dodecylbenzene sulfonate, polyvinyl alcohol, cetyltrimethylammonium bromide, at room temperature.

摘 要：选择10种含有不同官能团的有机物为表面修饰剂，如聚乙烯吡咯烷酮、吐温-80、十二烷基硫酸钠、聚丙烯酸钠、聚乙二醇、山梨醇、十二烷基磺酸钠、聚乙烯醇、十二烷基苯磺酸钠和十六烷基三甲基溴化铵等，在室温下进行了平均粒径在2～131nm范围内纳米银颗粒的控制合成研究。

The protection layer is a layer of polyvinyl alcohol oxygen, mainly to the oceans that oxygen on monosomic or oligmer inhibition.

爱护层是聚乙烯醇隔氧层，次给是用于隔绝氧不对单体或齐聚物的阻聚功用。

Then made them into immobilized cells respectively using polyvinyl alcohol and sodium alginate as carrier.The experiments werecarried out for the selection of nitrosification and denitrification conditions.

然后用聚乙烯醇和海藻酸钠作为载体将它们分别制成固定化细胞，单独作硝化和反硝化试验的条件选择。

In this paper, we studied the reaction mechanism ofpolyvinyl alcohol acetalizing conjugated olefine aldehyde and thepreparation of granule state of polyvinyl alcohol acetalizingconjugated olefine aldehyde in low temperature.

本文主要研究聚乙烯醇与共轭烯醛的缩醛化反应机理以及低温下颗粒态聚乙烯醇缩共轭烯醛的制备；淀粉与共轭烯醛的反应以及聚乙烯醇与淀粉共混相溶的性质，同时探讨了混合浆液缩共轭烯醛对粘度影响。

Exceed high molecular weight polyvinyl (English curtailment UHMW-PE )be thermoplastic engineering plastics it integrative all plastics's high-performance, but endure impulsive ,anti-abrasive ,endure chemistry eat away, oleiferous inhouse ,absorb impulsive energy this 5 piece behavioural is now deposit that is among plastics all tiptop numerical value.

超高分子量聚乙烯（英文缩写UHMW-PE）是热塑性工程塑料。它综合了所有塑料的优越性能，而耐冲击、耐磨性、耐化学腐蚀、自身润滑、吸收冲击能这五个特性乃是目前既存塑料中所有的最高数值。已成为一种引人注目的完全新型的产品。

The Characterization and application scope of organoantimony heat stabilizers were introduced in comparative detail; the effects when it used with other heat stabilizers and the conventional formulation when it used as heat stabilizer for polyvinyl chloride were also introduced.

较详细地介绍了有机锑热稳定剂的表征及应用范围，同时还介绍了它与其他热稳定剂并用时的效果及用作PVC热稳定剂时的常用配方，建议今后在PVC管材中使用。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。