1、Theoretical insights into the dissociation and oxidation of ethylene

In this study, the reaction mechanism for the dissociation and oxidation of ethylene on the PdAu (100) surface was investigated by density functional theory and kinetic Monte Carlo, and the formation pathways of surface C and CO2 were clarified.

2、Vinyl acetate_化工百科

Vinyl acetate - 用途 1、主要用作制造合成纤维维尼纶的原料，也是EVA等多种共聚树脂的组分。 2、醋酸乙烯酯的聚合物——聚醋酸乙烯衍生物及聚乙烯醇广泛用作黏结剂、建筑涂料、纺织品上浆剂和整理剂、纸张增强剂，以及用于制造安全玻璃等。

3、Vinyl Acetate Formation by the Reaction of Ethylene with Acetate

The reaction pathway of vinyl acetate synthesis is scrutinized by reacting gas-phase ethylene (at an effective pressure of 1 × 10 -4 Torr) with η 2 -acetate species (with a coverage of 0.31 ± 0.02 monolayer) on a Pd (111)−O (2×2) model catalyst surface in ultrahigh vacuum.

Vinyl Acetate

The vinyl acetate industry is an oligopoly — a market with a limited number of producers — because of the high market-entry barriers of high capital costs and limited process technologies.

Catalytic routes and mechanisms for vinyl acetate synthesis

Here, we review studies on catalyst structure and reaction mechanisms for vinyl acetate synthesis via heterogeneous non-oxidative acetylene acetoxylation and homogeneous and heterogeneous...

Theoretical insight into the generation mechanism of vinyl

In this work, the DFT method and the kMC method are combined to study how vinyl acrylate is produced during the production of vinyl acetate by the ethylene method.

Catalytic routes and mechanisms for vinyl acetate synthesis

Here, we review studies on catalyst structure and reaction mechanisms for vinyl acetate synthesis via heterogeneous non-oxidative acetylene acetoxylation and homogeneous and heterogeneous oxidative ethylene acetoxylation.

Vinyl Acetate Monomer Process

Summary This chapter contains sections titled: Basis of Design Manufacturing Routes Problem Statement Health and Safety Reactions and Thermodynamics Reaction Kinetics Physical Properties VLE of Key...

Troponoid

The molecular weight (Mn) of poly (vinyl acetate) was measured by gel permeation chromatography (GPC) analysis, while the monomer conversion was determined by using 1 H NMR spectroscopy.

The Reinvestigation of Vinyl Acetate Emulsion Polymerization (II)

In Chapter 6, a model was presented and the kinetic equations developed for vinyl acetate emulsion polymerization. The polymerization rate was found to be dependent on initiator concentration to the 0.6 power.

In the realm of chemistry, every organic compound shines like a brilliant star, awaiting discovery and comprehension. Vinyl acetate, a name seemingly ordinary yet brimming with boundless potential, stands as one such luminary. More than just a chemical substance, it embodies the ingenuity and passion of chemists, a unique gem in the field of chemistry. Today, let us embark on an exploratory voyage into the world of vinyl acetate, unraveling its mysteries.

Vinyl acetate, formally known as polyvinyl acetate, is a pivotal organic chemical raw material widely utilized in plastics, adhesives, coatings, inks, textiles, and more. Its molecular structure arises from the polymerization of vinyl acetate monomers, which are synthesized through a free radical polymerization reaction between acetic acid and ethylene. This process involves the formation of a new chemical bond—a carbon-carbon double bond—endowing vinyl acetate with its distinctive properties.

In laboratories, scientists manipulate the polymerization of vinyl acetate to produce polymers of varying molecular weights. These polymers exhibit diverse physical and chemical characteristics, tailored to different industrial applications. For instance, low-molecular-weight polymers offer excellent solubility and processability, ideal for plastics; whereas high-molecular-weight variants boast greater hardness and solvent resistance, suitable for adhesives and coatings.

The production methods for vinyl acetate are manifold, with solution polymerization being the most prevalent. This technique dissolves vinyl acetate monomers in an appropriate solvent, initiating polymerization under the influence of catalysts. Factors such as temperature, pressure, and catalysts significantly impact polymerization outcomes and product properties. Consequently, continuous optimization of production processes is essential to yield high-quality vinyl acetate products.

Beyond industrial applications, vinyl acetate plays a vital role in scientific research. Its biomedical prospects include drug delivery systems and tissue engineering scaffolds. Additionally, its superior electrical insulation properties have secured its place in the electronics industry. As technology advances and society evolves, the applications of vinyl acetate will expand, elevating its value.

growing environmental awareness has spurred efforts to green the production of vinyl acetate. Traditional polymerization methods often entail high energy consumption and pollution. To address this, scientists are exploring eco-friendlier approaches: utilizing bio-based or renewable resources as raw materials, developing efficient catalysts to reduce energy demands, and adopting closed-loop systems for byproduct recycling.

Looking ahead, ongoing scientific and technological progress promises further breakthroughs in vinyl acetate research and application. With emerging materials and technologies, vinyl acetate is poised to revolutionize numerous fields, contributing significantly to human advancement.

In this era of uncertainty and challenge, we are all explorers, crafting our narratives. For vinyl acetate, its journey of exploration has just begun. Let us unite in witnessing the marvels of this remarkable chemical reaction, anticipating its radiant future on the scientific stage.