1、聚乙酸乙烯酯_百度百科
聚乙酸乙烯酯（Polyvinyl acetate，简称PVAc）的研究始于20世纪初。 1912年，德国化学家Fritz Klatte首次通过乙酸乙烯酯的聚合合成了该物质，并获得了相关专利。 在1920年代，随着聚合技术的进步，聚乙酸乙烯酯开始工业化生产，最初用于制造安全玻璃的中间层。
2、聚醋酸乙烯酯_化工百科
中文名:聚醋酸乙烯酯,英文名:Poly (vinyl acetate),CAS:9003-20-7,化学式:C4H6O2,分子量:86.08924,密度:1.18 g/mL at 25 °C,熔点:60°C,沸点:70-150 °C,闪点:>100℃,蒸汽压:86.3mmHg at 25°C,折射率:n20/D 1.467,MSDS.
3、聚醋酸乙烯酯
产品 聚醋酸乙烯酯（Polyvinyl acetate，也称作聚乙酸乙烯酯，简称PVA、PVAc）是一种有弹性的合成聚合物。 聚醋酸乙烯酯是通过醋酸乙烯酯（VAM）的聚合而制备的。 Formula: [CH2CHCOOCH3]n
4、工业级PVAC – 聚醋酸乙烯酯
Nitchen聚乙酸乙烯酯HV-2fs是一种固体热塑性均聚物。透明无色树脂是通过醋酸乙烯酯的聚合制备的。HV-2 pvac树脂
聚醋酸乙烯酯 CAS#: 9003
ChemicalBook 致力于为化学行业用户提供聚醋酸乙烯酯的性质、化学式、分子式、比重、密度,同时也包括聚醋酸乙烯酯的沸点、熔点、MSDS、用途、作用、毒性、价格、生产厂家、用途、上游原料、下游产品等信息。
PVAC （固体）, 聚醋酸乙烯酯（固体），粘结剂，光亮剂
GB12498-90 (07,001) CAS [9003-20-7] 1.PVAC化学性能 1.1 分子结构 聚乙酸乙烯酯Polyvinyl acetate 分子式 (C4H6O2)n分子结构式 简称PVAC。 此产品是一种橡胶合成树脂，属于聚乙烯之类一族，通用分子式- [RCOOCHCH2]-，具有热塑性。 1.2 化学属性 聚乙酸乙烯酯的聚合度通常为100到5000。
Poly (vinyl acetate)
Polyvinyl acetate is a rubbery synthetic polymer. It is a component of glue and is used mainly as an adhesive for porous materials, particularly for wood, paper, and cloth. While polyvinyl acetate itself is not considered hazardous, it usually contains trace amounts of its precursor, vinyl acetate, which is toxic. (L1301, L1302)
聚醋酸乙烯酯
聚醋酸乙烯酯 （Polyvinyl acetate，也称作 聚乙酸乙烯酯，简称 PVA 、 PVAc）是一种有 弹性 的 合成聚合物。 聚醋酸乙烯酯是通过 醋酸乙烯酯 （VAM）的聚合而制备的。 聚合物的部分或全部水解用于制备 聚乙烯醇。 聚乙烯醇產品的水解率一般在87%至99%之間。
Polyvinyl acetate (PVAc)
polyvinyl acetate (PVAc), a synthetic resin prepared by the polymerization of vinyl acetate. In its most important application, polyvinyl acetate serves as the film-forming ingredient in water-based (latex) paints; it also is used in adhesives.
Polyvinyl Acetate_化工百科
Polyvinyl Acetate - 简介 聚醋酸乙烯酯，也被称为聚乙烯酸乙酯，是一种聚合物材料。 性质： 1. 聚醋酸乙烯酯是无色至微黄色的固体，在常温下呈现为高透明度和玻璃状的外观。 2. 具有良好的耐化学性，耐溶剂性和耐热性。 3. 高度可塑，可用于制成各种形状的塑料 ...
Polyvinyl acetate (PVAc) is a critical polymer material widely utilized in textiles, paper, packaging, construction, automotive industries, and more. Due to its excellent properties and broad application prospects, research and development of PVAc hold significant importance. This article provides an overview of PVAc, including its synthesis methods, performance characteristics, and application fields.
1. Overview of Polyvinyl Acetate
Polyvinyl acetate is a high-molecular-weight compound synthesized via copolymerization of vinyl acetate monomers. It exhibits remarkable film-forming ability, adhesion, wear resistance, and aging resistance, making it a versatile material in numerous industries.
2. Synthesis Methods of Polyvinyl Acetate
There are two primary methods for synthesizing PVAc: emulsion polymerization and solution polymerization.
- Emulsion polymerization involves dispersing vinyl acetate monomers in a water phase containing emulsifying agents, followed by initiation to form PVAc particles.
- Solution polymerization dissolves vinyl acetate monomers in organic solvents, then adds initiators to trigger polymerization under controlled conditions.
3. Performance Characteristics of Polyvinyl Acetate
- Excellent Film-Forming Property: PVAc forms uniform, tough films, suitable for coating materials.
- Strong Adhesion: It bonds firmly with other materials, enhancing overall product performance.
- High Wear Resistance: Maintains durability under harsh environmental conditions.
- Superior Aging Resistance: Resists UV, heat, and oxygen damage, prolonging product lifespan.
4. Application Fields of Polyvinyl Acetate
- Textile Industry: Used in manufacturing textiles like paper, fabrics, and non-woven materials due to its strength and flexibility.
- Printing Industry: Applied in offset and gravure papers for superior printability.
- Packaging Sector: Employed in plastic bags, cartons, etc., offering moisture and impact resistance.
- Construction Field: Utilized in waterproof coatings and sealants for robust water- and airtight properties.
- Automotive Industry: Incorporated into car interiors and exteriors for wear and aging resistance.
As a high-performance polymer, polyvinyl acetate boasts vast application potential. Advancements in research and production techniques continue to expand its utility, enabling the development of higher-quality products to meet market demands. Innovations in synthesis and processing further enhance the feasibility of PVAc applications.
Note: The original title "聚醋酸甲基乙烯酯" may contain a typographical error. The content consistently refers to polyvinyl acetate (PVAc), a well-established polymer. The translation adheres to the term "polyvinyl acetate" for accuracy.
