1、Poly (vinyl acetate)

While polyvinyl acetate itself is not considered hazardous, it usually contains trace amounts of its precursor, vinyl acetate, which is toxic.

2、Toxicological Profile for Vinyl Acetate

Data needs that are of significance to the protection of public health are identified by ATSDR. Where appropriate, identification of toxicologic testing needed to identify the types or levels of exposure that may present significant risk of adverse health effects in humans.

3、POLY (VINYL ACETATE) CAS#: 9003

The degree of polymerization of polyvinyl acetate typically is 100 to 5000. The ester groups of the polyvinyl acetate are sensitive to base hydrolysis and will slowly convert PVAc into polyvinyl alcohol and acetic acid.

4、Polyvinyl Acetate Emulsions for Adhesives

n. Polyvinyl acetate emulsions protected with partially hydrolyzed polyvinyl alcohol have a combination of prop erties usually described as "good machining, ' , which include good flow, clean running, easy cleanup, and nonslinging or nonspitti

Technical Data Sheet

Technical information and data regarding the composition, properties or use of the products described herein is believed reliable. However, no representation or warranty is made with respect thereto except as made by Sp2 in writing at time of sale.

Acetic acid ethenyl ester, homopolymer

The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment.

GRAS Notice (GRN) No. 606

In consideration of these data, the very low solubility of VL in water (243 μg/L) and the fact that exposure to acetaldehyde from regular foods is much higher than that which may result indirectly...

Vinyl acetate

Vinyl acetate is primarily used as a monomer in the production of polyvinyl acetate and polyvinyl alcohol. Acute (short-term) inhalation exposure of workers to vinyl acetate has resulted in eye irritation and upper respiratory tract irritation.

Polyvinyl acetate USP Reference Standard CAS 9003

Application Polyvinyl acetate USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.

Polyvinyl Acetate Specifications of BP Ph Eur USP NF FCC Suppliers

Poly (vinyl acetate) is a thermoplastic polymer obtained by polymerisation of vinyl acetate using a suitable starter, without solvent or with water or 2-propanol. The vast majority of the acetate moieties are attached to non-neighbouring carbon atoms of the chain. The index n is about 100 - 17 000.

Polyvinyl acetate, a high-molecular-weight material, has occupied a significant position in numerous fields due to its excellent properties and broad application prospects. Its specific national standard, like a mirror, reflects the scientific value, application scope, and developmental trends of this material. This article aims to explore the national standard number of polyvinyl acetate, along with its meaning and impact.

I. Basic Knowledge of Polyvinyl Acetate

Polyvinyl acetate is a polymer derived from polyvinyl alcohol through esterification reactions. Its molecular structure contains ester bonds, which provide it with good chemical stability and water resistance. Additionally, the presence of hydroxyl groups in its molecular chain ensures excellent hydrophilicity and biocompatibility. These characteristics make polyvinyl acetate widely used in coatings, adhesives, waterproof materials, and other fields.

II. Analysis of the National Standard Number for Polyvinyl Acetate

National standards unify specifications, quality, and safety requirements for products. For polyvinyl acetate, its national standard number serves as a critical basis for regulating product specifications, quality, and safety. By interpreting the standard number, one can understand key information about the material’s performance indicators, application areas, and production requirements.

III. Impact of the National Standard Number on Polyvinyl Acetate

1. Guiding Industrial Development: The standard provides clear guidance for the production and application of polyvinyl acetate, helping enterprises organize production according to specifications, improve product quality, and promote healthy industry growth.

2. Ensuring Product Quality and Safety: Implementing the standard effectively controls the quality of polyvinyl acetate, ensuring product safety and reliability while protecting consumer rights.

3. Fostering Technological Innovation: The enforcement of the standard encourages enterprises to explore new materials and processes during production, driving technological innovation and enhancing product competitiveness.

IV. Practical Applications of Polyvinyl Acetate

In real-world applications, polyvinyl acetate is already widely used. For example, in construction, it serves as a waterproof material to prevent moisture penetration, ensuring buildings remain dry and safe. In agriculture, polyvinyl acetate-based films help retain soil moisture, promoting crop growth. it plays important roles in industries such as automotive manufacturing, medical devices, and cosmetics.

the national standard number of polyvinyl acetate is not only a regulation of the material’s specifications, quality, and safety but also a vital tool for industrial development, quality assurance, and technological innovation. With advancements in technology and societal progress, polyvinyl acetate will continue to leverage its unique advantages across more domains, contributing greater value to human society.