Density of Vinyl Acetate at 60°C

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、Properties of Vinyl Acetate (C

The following table provides a comprehensive list of vinyl acetate properties in both SI and US customary/Imperial units at normal temperature and pressure (NTP).

3、Vinyl acetate

Vinyl acetate (CAS 108-05-4) information, including chemical properties, structure, melting point, boiling point, density, formula, molecular weight, uses, prices, suppliers, SDS and more, available at Chemicalbook.

4、Critical Density of Vinyl Acetate

Critical Density of Vinyl Acetate

Vinyl Acetate Monomer (VAM)

Vinyl Acetate Monomer (VAM) ... VINYLACETATE is a colourless, low-viscous, flammable liquid with an ester-like odour. It is miscible with a number of solvents, but not with water. The vapour is invisible and being heavier than air, it spreads out at floor level. VINYL ACETATE forms explosive mixtures with air.

Technical Data Sheet VINYL ACETATE MONOMER

Technical Data Sheet VINYL ACETATE MONOMER . TYPICAL PROPERTIES . PROPERTIES STANDARD. Appearence Clear and free of suspended matters Acetone % 0.01 MAX Butenal % 0.001 MAX Water % 0.10 MAX Acidity (Acetate Acid) % 0.004 MAX Methyl Acetate % 0.20 MAX Purity % 99.7 MIN Aldehyde Content % 0.02 MAX.

Vinyl Acetate Density

Chemical Name: Vinyl Acetate Synonyms: Vinyl Ester Acetic Acid, Ethenyl Ester, Vinyl Acetate Monomer, VAM, Ethenyl Acetate CAS Number: 108-05-4 Molecular formula: CH3COOCH=CH2 Molecular weight: 86.09 g/mol Density: 0.934 g/cm3 Boiling point: 72.7°C Melting point: -93°C

Vinyl acetate monomer

Vinyl acetate is primarily used to produce polyvinyl acetate emulsions and polyvinyl alcohol. The principal use of these emulsions has been in adhesives, paints, textiles, and paper products.In polymerized form for plastic masses, films and lacquers; in plastic film for food packaging.

Vinyl Acetate

Review of toxicology and human exposure: Toxicological Profile for Vinyl Acetate (PB93-110898, 1992) 166 pp. Properties: Liquid; sweet, fruity odor. Polymerizes in light to a colorless, transparent mass. bp 72.7°. mp -100°; also reported as mp -93° (Daniels). d420 0.932. Flammable. Flash pt, closed cup: 18°F (-8°C).

Vinyl acetate CP 108

Atmospheric reactivity of vinyl acetate: kinetic and mechanistic study of its gas-phase oxidation by OH, O3, and NO3. Vinyl acetate is widely used in industry. It has been classified as a high-production volume (HPV) chemical in the United States.

In the realm of chemistry, density is a critical property of matter, influencing not only its physical state but also its efficiency and safety in industrial applications. Today, we delve into a specific organic compound—vinyl acetate—and examine how its density changes at a particular temperature.

Vinyl acetate, a common intermediate in organic synthesis, is characterized by its molecular structure, which results from the reaction between a carboxylic acid and an alcohol. This compound has garnered significant attention due to its unique chemical properties and broad application potential. Before discussing its density at 60°C, it is essential to review some fundamental chemical concepts.

Density, defined as the ratio of mass to volume, is typically expressed in grams per cubic centimeter (g/cm³) for liquids or kilograms per cubic meter (kg/m³) for gases. For liquids, higher density often correlates with greater molecular weight, composition, and environmental conditions.

When it comes to vinyl acetate, temperature exerts a profound impact on its density. This sensitivity arises because temperature alters molecular arrangement and intermolecular interactions, leading to noticeable density fluctuations.

At standard temperature and pressure, vinyl acetate appears as a colorless, transparent liquid with a faintly irritating odor. Its density is approximately 1.02 g/cm³, which is relatively high compared to many organic solvents. This means that, under identical volumes, vinyl acetate has a greater mass than most liquids.

at 60°C, the scenario shifts dramatically. Under constant pressure, the density of vinyl acetate drops significantly—to around 0.85 g/cm³. This indicates that, at the same volume, 60°C vinyl acetate weighs substantially less than its cooler counterpart.

Why does this occur? Temperature affects the intermolecular forces within vinyl acetate. At lower temperatures, stronger hydrogen bonding between molecules promotes tighter packing, increasing density. Conversely, at elevated temperatures, weakened hydrogen bonds and looser molecular arrangements reduce overall density.

To validate these observations, experimental methods such as density meters can be employed to measure vinyl acetate’s density at varying temperatures, allowing direct comparison with theoretical values. Such experiments offer visual insights into temperature’s impact on density.

From a thermodynamic perspective, Le Chatelier’s principle provides context. As temperature rises, molecular interactions weaken, disrupting ordered structures and reducing density. The system transitions toward a state of lower energy, consistent with reduced intermolecular cohesion.

Practically, understanding vinyl acetate’s density variations is vital for optimizing industrial processes. For instance, temperature control during synthesis can regulate reaction rates and product distribution, enhancing quality. Additionally, awareness of density changes aids in storage and handling, preventing spills or leaks due to unexpected volume expansion.

temperature’s influence on vinyl acetate’s density is a fascinating topic with far-reaching implications. By studying this phenomenon, we gain deeper insights into chemical behavior, advancing industrial chemistry while broadening our scientific perspective.