1、乙酸乙烯酯_百度百科
乙酸乙烯酯（Vinyl Acetate）又称醋酸乙烯酯、乙烯基乙酸酯、乙烯乙酸等，它是一种有机化合物，其分子式为C4H6O2，相对分子质量为86.09。 乙酸乙烯酯为无色液体，具有甜的醚味，微溶于水，可溶于醇、丙酮、苯、氯仿。
2、EVA是什么材料（附EVA材料牌号及相关应用）
EVA塑胶原料为 乙烯-醋酸乙烯共聚物 化学品英文名称：ethylene-vinyl acetate copolymer eva脚垫在产品结构设计中很常用，再就是eva在产品设计中可以起到减震和缓冲作用。 常用特性： EVA中的醋酸乙烯的含量低于20%时，这时才可作为塑料使用。
3、EVA_化工百科
EVA是乙烯和醋酸乙烯的无规共聚物，由于在乙烯链中引入了具有极性的醋酸基团所形成的短支链，改变了原来的结晶状态，使得EVA较聚乙烯更富有柔韧性和弹性。 EVA树脂的性能与醋酸乙烯的含量和熔体流动速率有关，当MFR一定时，与醋酸乙烯含量的增高，其弹性、柔韧性、相容性和透明性等均有所提高，结晶度下降；而随着醋酸乙烯含量的降低，则性能接近于聚乙烯，刚性增大、耐磨性和电绝缘性能提高。 若醋酸乙烯含量一定，当MFR增加时，则软化点下降，加工性和表面光泽得到改善，但力学强度有所下降；反之，随着MFR的降低，则分子量增大，冲击性能和耐应力开裂性能有所提高。 EVA常作为改性剂与其他聚合物共混，这是由于EVA具有良好的挠曲性、 …
乙酸乙烯酯
乙酸乙烯酯是一种无色有刺激性液体，也是制备工业中很重要的一种聚合物——聚乙酸乙烯酯的原料。 短时间内呼吸到高浓度乙酸乙烯酯的主要影响是造成眼睛、鼻子和喉咙的刺激。 长期的动物研究中显示，当大鼠和小鼠吃进高浓度的醋酸乙烯酯后，对抗感染的能力会下降。 乙酸乙烯酯为无色易燃液体，有甜的醚香味。 与乙醇混溶，能溶于乙醚、丙酮、氯仿、四氯化碳等有机溶剂，不溶于水。 常用中间体，用于生产聚乙烯醇、涂料及粘合剂等。 乙酸乙烯是制造合成纤维维尼纶的主要原料。
乙烯—乙酸乙烯酯共聚物
Sinopec EVA is a thermoplastic copolymer manufactured through the free radical polymerization of ethylene and vinyl acetate in the presence of initiating agents using the high-pressure bulk polymerization process.
BIOEAZE™ 醋酸乙烯乙酯 (EVA) 袋 1 L Ethyl Vinyl Acetate
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ETHYLENE VINYL ACETATE
CAS号查询致力于为化学行业用户免费提供ETHYLENE VINYL ACETATE的CAS号、中文名称、英文名称相互转换服务,同时也包括ETHYLENE VINYL ACETATE的性质、化学式、分子结构、密度、熔点、沸点等信息。
Ethylene Vinyl Acetate (EVA)
Explore the versatile world of Ethylene Vinyl Acetate (EVA), a widely used plastic with unique properties, applications, and recyclability.
乙烯
乙烯-醋酸乙烯共聚物（EVA）是由乙烯和乙酸乙烯（VA含量5%-40%）共聚而成的通用高分子聚合物，燃烧时无刺激性气味，其性能随VA含量变化而改变：VA含量越高，透明度、柔软度和坚韧度越高。 根据VA含量不同采用不同聚合工艺：VA含量低于30%采用高压本体聚合（塑料制品），高于30%采用乳液聚合（粘合剂），此外还有溶液聚合（PVC加工助剂）和悬浮聚合。 通过调节VA比例，EVA可满足薄膜、鞋材、热熔胶、电缆护套等多种应用需求，是一种兼具优异柔韧性和加工性能的高分子材料。 (C2H4)x. (C4H6O2)y.
Ethylene
Ethylene Vinyl Acetate (EVA) is a copolymer resin that is used for its lightweight and excellent foamability performance. The material is used in the footwear, sports, and leisure applications.
In the vast cosmos of chemistry, certain compounds shine like stars in the night sky—brilliant and mysterious. Ethyl acetate vinyl is one such gem. It captivates scientists not only with its unique molecular structure but also through its broad practical applications and profound social impact, cementing its indispensable role in the chemical realm.
Ethyl acetate vinyl, a name that may sound unfamiliar, is nonetheless an essential organic compound in modern industry. Its systematic name, 2-ethylhexanol, describes a colorless liquid with a distinctive odor. The molecule comprises an ethyl alcohol group and a vinyl group linked by carbon atoms, forming a complex three-dimensional structure. This configuration endows ethyl acetate vinyl with peculiar physical properties and reactivity.
Though rare in nature, ethyl acetate vinyl emerges from synthetic pathways in petroleum refining. Once synthesized, it reveals remarkable value. In pharmaceuticals, it serves as a solvent, disinfectant, and active ingredient in drugs. Its ability to dissolve organic matter—such as proteins and fats—earns it a vital role in biomedical research. Additionally, it contributes to producing retinol, a precursor to vitamin A, critical for human health.
Agriculture benefits equally from this compound. As a natural pesticide, it effectively controls pest populations, reducing crop losses. Meanwhile, as a fertilizer additive, it enhances soil fertility and crop quality, solidifying its place in agricultural practices.
The chemical industry relies heavily on ethyl acetate vinyl. It functions as a key raw material for synthesizing plastics, rubber, coatings, and more. Its roles extend to solvents and thinners in paints, inks, and adhesives—ubiquitous products integral to daily life, from furniture and vehicles to electronics and construction.
Beyond these uses, emerging applications loom. For instance, its potential to convert into oxygen and organic matter via photosynthesis offers novel solutions to global energy and environmental crises. As a biofuel precursor, it could accelerate renewable energy development.
Despite its promise, ethyl acetate vinyl poses risks. Its volatility and flammability necessitate stringent safety protocols to avoid fire hazards. ecological impacts demand cautious consideration during development to ensure sustainable practices.
Looking ahead, scientific advancements will deepen our understanding of ethyl acetate vinyl. New applications may arise, along with challenges and opportunities. Yet, this compound will remain a cornerstone of chemistry, propelling human progress.
This article explores the structure, properties, applications, and challenges of ethyl acetate vinyl. By delving into its chemistry, we gain appreciation for the wonders of the molecular world and the benefits chemistry brings to society. Let us anticipate future breakthroughs, continuing to unravel nature’s mysteries and build a better tomorrow.
