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Preparation of microencapsulated osmium tetraoxide from GPPS was reported,and effect of solvent,temperature and dispersant was analyzed.

苯乙烯(GPPS)制备了四氧化锇微胶囊。

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Limonene needed in recycling foamed polystyrene was extracted from the ear of schizonepeta tenuifolia using ligroin.

本文研究从荆芥穗中提回收苯乙烯所需的柠檬烯,其方法是溶剂萃

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Being a bivinyl crosslinker,3 could be copolymerized with styrene giving gel-type resin with superior swelling characteristics.

方法合成的标题化合物作交联剂与苯乙烯合,可得到具有特殊溶胀性能的苯乙烯

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The reaction between polystyrene having oxazoline groups(RPS) and chlorinated polyethylene(CPE) was investigated by FTIR, DSC methods.

FTIR、DSC方法研究了含恶唑啉官能团的苯乙烯(RPS)与氯化乙烯(CPE)之间的反应。

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Porous ceramic materials on the base of strontium zirconate were developed with zirconium dioxide,baddeleyite powder,and granular polysterol.

二氧化锆、斜锆矿粉、碳酸锶及粒状苯乙烯制成了锆酸锶多孔陶瓷材料。

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In this paper, bromized polystyrene flame retardant was synthesized by electrophilic substitution of waste polystrene with bromine using aluminium ehlorid as catalyst.

本文利三氯化铝作催化剂,废苯乙烯与溴发生亲电代反应合成溴化苯乙烯阻燃剂。

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The benzene ring and alkene structural group are much more stable than structural group of sulfoacid for the carbonifying process of polystyrene.

在碳化过程中,苯乙烯阳离子交换树的苯环结构和烯烃基团比磺酸基团稳定。

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Results indicate interestingly that the double bond of GMA polymerized with polystyryl carbanion and the molar ratio of epoxy end group and polystyrene oligomer can be adjusted.

在GMA与苯乙烯阴离子反应的过程中,GMA在活性种的终端发生了合,所得产物中环氧端基与合产物的摩尔比可根据需要进行调节。

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Vox 观点

And they were still in everything from refrigerators and air conditioners and styrofoam.

它们仍然存在于冰箱、空调和聚苯乙烯沫塑料等各种物品中。

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PBS趣味科普

Maybe you're imagining a big island of packaging, and styrofoam coolers, and fishing gear.

也许你在想象一个巨大的包岛,上面聚苯乙烯冷却器和渔具。

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经济学人-文艺

Tastes have evolved: polystyrene cups have long replaced elegant coffee sets in many situations.

聚苯乙烯杯子在许多情况下早已取代了优雅的咖啡具。

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PBS趣味科普

You can also look for special recycling drop-off locations for odd items like batteries or styrofoam.

你也可以为电池或聚苯乙烯等奇怪的物品寻找特殊的回收地点。

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BBC Ideas 精选(双语)

Now it's mainly plain paper and polystyrene, but the skillful wrapping and excitement of unwrapping remains.

现在主要的包材料普通纸张和聚苯乙烯,但巧妙的包和拆开包时的兴奋感仍然存在。

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Crash Course 综合篇

Polymerize it, polystyrene. Make a foam out of it, Styrofoam.

聚合它,聚苯乙烯。 用它做沫, 聚苯乙烯沫塑料。

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TED演讲(音频版) 20201合集

Polystyrene can take thousands of years to degrade.

聚苯乙烯可能需要数千才能降解。

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TED演讲(视频版) 20173合集

Well, those Styrofoam coffee cups are sure going to add up.

那些聚苯乙烯沫塑料咖啡杯肯定会加起来。

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自然杂志:科技

In fact all it is, is a tiny polystyrene bead.

事实上,它就一个微小的聚苯乙烯珠。

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科普小杂文

It was made from polystyrene which was strong, cheap and transparent, allowing the ink level to be seen at all times.

它由聚苯乙烯制成,坚固、廉价、透明,可以随时看到墨水量。

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21-初高-每日听力

Today's disposable cups also have polystyrene in them.

今天的一次性杯子里面也有聚苯乙烯

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21-初高-每日听力

For example, polystyrene turns into small pieces with time.

例如, 聚苯乙烯随着时间的推移会变成小块。

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TED演讲(视频版) 20227合集

Polystyrene ceiling tiles, no natural daylight, the least inspiring place to meet people.

聚苯乙烯天花板,没有自然采光,最不鼓舞人心的会面场所。

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TED演讲(视频版) 201911合集

Now, if you're wondering about that polystyrene clamshell, yeah, we ditched it.

现在,如果您想知道那个聚苯乙烯翻盖,的,我们抛弃了它。

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透视百科影视类

They then printed just the Giga's head and cut it out of polystyrene.

然后他们只打印了 Giga 的头部,并用聚苯乙烯将其切割出来。

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TED-Ed(视频版)

In the 1920s, researchers first commercially developed polystyrene, a spongy plastic used in insulation.

在 1920 代,研究人员首次商业开发聚苯乙烯,一种用于绝缘的海绵塑料。

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圣诞吃什么

Because that'll anchor our styrofoam cone.

- 因为那会固定我们的聚苯乙烯沫塑料锥体。

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TED演讲(视频版) 20173合集

But what if we could keep using Styrofoam

如果我们可以继续使用聚苯乙烯沫塑料呢?

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自然杂志:科技

The speaker's create areas of high pressure that can trap a polystyrene bead and suspend it in midair.

扬声器会产生高压区域,可以捕获聚苯乙烯珠并将其悬浮在半空中。

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VOA Special 20153合集

Mr. Garcia and his team members designed a drone made with styrofoam and an electric motor.

加西亚先生和他的团队成员设计了一种由聚苯乙烯沫塑料和电动机制成的无人机。

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