以对四苯磺酸为催化剂,由乙二醇和乙酸合成了二乙酸乙二醇酯。
Ethylene glycol diacetate was synthesis from ethylene glycol and acetic acid by using p-toluene sulphonic acid as catalyst.
这是一种生物塑料是在堆肥温度比聚对苯二甲酸乙二醇酯的低缩回。
This is a compostable bioplastic which retracts at temperatures lower than polyethylene terephthalate.
用废聚对苯二甲酸乙二醇酯(PET)制备对苯型不饱和聚酯树脂。
Unsaturated benzene - type polyester resin was prepared from waste polyethylene terephthalate (PET).
研究对甲苯磺酰氯与乙二醇制备单对甲苯磺酸乙二醇酯的合成工艺。
Toluene-4-sulfonic acid 2-hydroxy-ethyl ester was synthesised by p-toluenesulfonyl chloride with glycol.
但是越来越多的制造商正用聚对苯二甲酸乙二醇酯(通常简称为PET)做茶包。
More and more, however, manufacturers are making them out of Polyethylene terephthalate, commonly abbreviated as PET.
我举一个例子,PET(聚对苯二甲酸乙二醇酯对酞酸盐),用于苏打水瓶和水瓶。
I'll give you an example, which is PET - polyethylene terephthalate. It's the plastic that's used in soda bottles and water bottles.
介绍PET(聚对苯二甲酸乙二醇酯)的性能特点及其在高速晒图机上的应用实例。
The application and property of polyethylene terephthalate (PET) piece in high speed blueprint machine were introduced.
本发明涉及包含有色的再循环的聚对苯二甲酸乙二醇酯(RPET)和不透明化材料的组合物。
The present invention relates to a composition comprising a colored recycled polyethylene terephthalate (RPET) and an opacifying material.
紧接着,表面引发甲基丙烯酸聚乙二醇酯(PEGMA)原子转移自由基聚合制备梳型聚合物刷。
The comb copolymer brushes were subsequently prepared via surface-initiated atom transfer radical polymerization of poly (ethylene glycol) methyl ether methacrylate (PEGMA).
消费者购买的所谓便利不过是聚对苯二甲酸乙二醇酯(PET)——工业史上极为重要的发明之一。
When people bought this convenience, what they were really buying was Polyethylene Terephthalate, or PET, the single most important innovation in the industry's history.
介绍了聚萘二甲酸乙二醇酯(PEN)的性能,并对国内外生产、应用及发展前景进行了分析。
The paper introduces the properties of polyethylene naphthalate(PEN). It's production, application and perspective are analysed both at home and abroad.
该组合物可以进一步包含未用过的聚对苯二甲酸乙二醇酯(PET)、高阻气剂或氧清除化合物。
The composition can further comprise a virgin polyethylene terephthalate (PET), a high gas barrier or an oxygen scavenging compound.
它是同合成牛脚油、合成鲸脑油、脂肪酰胺化合物、高熔点脂肪酸聚乙二醇酯友其它加脂助剂所构成。
SE - 40 fat liguor consist of synthetic Neatsfoot oils and Synthetic Sperm oils and fatty amide and fatty acid polyglycol ester and fat liquoring auxiliary agent etc.
利用氯化铁水合物为催化剂,从乙二醇和冰醋酸制备了二乙酸乙二醇酯,在最佳条件下其收率达92%。
Ethylene glycol diacetate was synthesized from ethylene glycol and acetic acid with ferric chloride hydrate as catalyst. The yield of ester was 92% under the optimum condition.
研究了原位微纤化方法在回收聚对苯二甲酸乙二醇酯(PET)和高密度聚乙烯(HDPE)混合物方面的应用。
The feasibility of in-situ microfibrillar method on recycling poly(ethylene terephthalate)(PET) and high-density polyethylene(HDPE) mixtures was carried out by four repetitive extrusion.
简述了聚萘二甲酸乙二醇酯(PEN)的优异性能,诸如高耐热性,良好的机械性能,阻气性和防紫外线性等等;
The enhanced properties and performances of PEN such as high heat stability, better mechanical properties, steam and ultraviolet resistance were recounted briefly.
接下来轮到生物高聚物聚羟基脂肪酸酯。而聚氯乙烯(pvc)和聚对苯二甲酸乙二醇酯(PET)则排在了名单的最后。
The biopolymer polyhydroxyalkanoate came next on the list. Polyvinyl chloride (PVC) and polyethylene terephthalate (PET) were ranked last.
采用毛细管流变仪研究了自制的用中纯度对苯二甲酸( MTA)合成的聚对苯二甲酸乙二醇酯(PET)流变性能。
The Rheological property of self - prepared PET synthesized with medium - purity terephthalic acid was studied with capillary rheometer.
通过对聚对苯二甲酸乙二醇酯(PET)生产的分析,论述了当使用外购精对苯二甲酸(PTA)时,酯化工艺的调整及效果。
By analysis of the production of polyethylene terephthalate (PET), the adjustment and effect of esterification process using purified terephthalic acid (PTA) purchased outside were discussed.
与油酸聚乙二醇酯相比,混酸聚乙二醇酯具有更优良的乳化性、润湿性,可以替代油酸聚乙二醇酯用于纺织、农药和化妆品工业中。
Compared with PEG Oleic acid ester, PEG MFA ester with good emulsion and wetting ability, was used as textile, pesticides and cosmetics industry.
聚对苯二甲酸乙二醇酯(PET)具有高的刚性、耐热性和耐化学药品性等优良性能,被广泛应用于纤维、薄膜和工程塑料等领域。
Poly (ethylene terephthalate) (PET) is widely used in the fields of the fiber, film and engineering plastics because of its excellent rigid, heat and chemical resistance properties.
常见的有可能造成14-二恶烷污染的原料包括聚乙二醇硬脂酸酯、月桂醇聚醚硫酸酯钠盐、聚乙烯和鲸蜡硬脂醇聚醚-20。
Common ingredients likely to be contaminated with 1, 4-dioxane include PEG-100 stearate, sodium laureth sulfate, polyethylene and ceteareth-20.
探讨了以负载型对甲苯磺酸为催化剂合成乙二醇硬脂酸单酯的工艺。
The synthesis of ethylene glycol mono stearate by supported p-toluene sulfonic acid was investigated.
随着聚乙二醇基链长的增加,药物对乙酰胆碱酯酶抑制活性依次减弱。
With an increasing chain length of polyethylene glycol group linked on niclosamide, the inhibitory effects weakened.
两种单体加入三缩四乙二醇双甲基丙烯酸酯(SR209)中后,对体系光固化后的产物力学性能有不同影响。
As the addition of the two monomers to Tetraethylene Glycol Dimethacrylate (SR209), the mechanical properties of the curing products were different.
以间甲基苯甲酸和二甘醇为原料,钛酸四丁酯为催化剂合成了二乙二醇二间甲基苯甲酸酯。
Diethylene glycol binary m-methyl benzoate was synthesized with diethylene glycol and m-methyl benzoic acid in the presence of tetrabutyl titanate.
该颗粒可以是聚丙交酯、聚丙交酯-赖氨酸共聚物、聚丙交酯-赖氨酸-聚乙二醇共聚物、淀粉或胶原蛋白。
The particle can be polylactide, a polylactide-lysine copolymer, polylactide-lysine-polyethylene glycol copolymer, starch, or collagen.
综述了由环氧乙烷制乙二醇、环氧乙烷经碳酸乙烯酯制乙二醇、环氧乙烷催化水合制乙二醇及以合成气制乙二醇研究进展。
Latest advances in preparation of ethylene glycol(EG) were reviewed, including preparation of EG via catalytic hydration from ethylene oxide(EO) and ethylene carbonate(EC), as well as via syngas.
综述了由环氧乙烷制乙二醇、环氧乙烷经碳酸乙烯酯制乙二醇、环氧乙烷催化水合制乙二醇及以合成气制乙二醇研究进展。
Latest advances in preparation of ethylene glycol(EG) were reviewed, including preparation of EG via catalytic hydration from ethylene oxide(EO) and ethylene carbonate(EC), as well as via syngas.
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