1、POLYVINYL ALCOHOL (PVA)
The copolymer is produced by grafting polyvinyl acetate onto a backbone of polyethylene glycol followed by hydrolysis of the polyvinyl acetate side chains to form polyvinyl alcohol grafted side chains. The copolymer may contain colloidal silica at levels of 0.3 to 0.5% to improve flow properties.
2、Surface tension of binary and ternary polymer solutions: Experimental
Surface tension of binary and ternary polymer solutions: Experimental data of poly (vinyl acetate), poly (vinyl alcohol) and polyethylene glycol solutions and mixing rule evaluation over the entire concentration range
3、Poly[di(ethylene glycol) vinyl ether]
We investigated the RAFT polymerization of DEGV, analyzed the kinetics of PDEGV -b -PVAc nanoparticle formation, and observed the morphology of resultant particles in detail.
4、Poly (ethylene glycol)
The polymerization-induced self-assembly (PISA) of amphiphilic diblock copolymers of poly (ethylene glycol)-b-poly (vinyl acetate) (PEG-b-PVAc) in water was achieved through macromolecular design via interchange of xanthate (MADIX) polymerization in emulsion.
5、A novel biomedical compatibilizer (polyvinyl alcohol‐allyl polyethylene
Fourier transform infrared (FTIR) and nuclear magnetic resonance (NMR) prove that the copolymerization and alcoholysis reaction allyl polyethylene glycol (APEG) and vinyl acetate (VAc) successfully obtained PVA-g-APEG graft copolymer.
Vinyl Acetate and Ethylene Glycol Acetate
The Copolymer is produced by using polyethylene glycol and vinyl acetate as starting materials. Polyethylene glycol forms the polymer backbone on which polyvinyl acetate is grafted.
Vinyl acetate, crotonic acid, polyethylene glycol polymer
Vinyl acetate, crotonic acid, polyethylene glycol polymer - 简介 乙酸乙烯酯与巴豆酸和聚乙二醇的聚合物是一种常见的合成聚合物，通常被称为EVA。
Associative properties of poly (ethylene glycol)–poly (vinyl acetate
We report on the associative properties of poly (ethylene glycol)-graft-poly (vinyl acetate) (PEG-g-PVAc) comb-like.
Ethylene Glycol and Vinyl Alcohol Graft Copolymer
The Copolymer is produced by using polyethylene glycol and vinyl acetate as starting materials. Polyethylene glycol forms the polymer backbone on which polyvinyl acetate is grafted.
Recovering Polyethylene Glycol Terephthalate and Ethylene
In this paper, a novel technology of vacuum-gasification-condensation was developed to decompose polyethylene glycol terephthalate and ethylene-vinyl acetate copolymer. At 505 °C and 10 Pa, polyethylene glycol terephthalate and ethylene-vinyl acetate copolymer were decomposed and gasified.
Polyethylene Glycol Vinyl Acetate, a high-molecular-weight compound synthesized through chemical bonding of polyethylene glycol and vinyl acetate, is widely utilized across various fields due to its unique physical and chemical properties. This article elaborates on its synthesis methods, structure and properties, applications, and future prospects.
1. Synthesis Methods The synthesis of Polyethylene Glycol Vinyl Acetate typically involves two steps: polymerization and cross-linking. Initially, polyethylene glycol and vinyl acetate undergo polymerization under the action of a catalyst, forming a polyethylene glycol polymer. Subsequently, cross-linking agents (such as formaldehyde or epichlorohydrin) are added to cure the polymer network, yielding the final product. Factors like temperature, reaction time, catalyst type, and dosage significantly influence the performance of the product.
2. Structure and Properties Polyethylene Glycol Vinyl Acetate is a thermosetting resin with excellent mechanical properties, chemical resistance, and electrical insulation. Its high glass transition temperature (Tg) ensures robust solid-state stability under ambient conditions. Additionally, the molecular chains incorporate both polyethylene glycol and vinyl acetate units, endowing the material with good solubility and compatibility. This enables its blending with other materials, such as rubbers and plastics.
3. Applications Polyethylene Glycol Vinyl Acetate is primarily used in the following areas:
- Coatings and Adhesives: Due to its strong adhesive properties, it serves as a base material for industrial coatings and adhesives.
- Composites: In aerospace, automotive manufacturing, and other fields, it acts as a reinforcing substrate to enhance mechanical performance of composites.
- Electronic Encapsulation Materials: Its superior electrical insulation and moisture resistance make it suitable for encapsulating electronic devices.
- Medical Devices: With notable biocompatibility and antibacterial properties, it is employed in medical implants (e.g., artificial joints) and dental materials.
- Agricultural Use: It is utilized in slow-release fertilizers and pesticides to improve efficiency and effectiveness.
4. Future Prospects Despite its broad application potential, Polyethylene Glycol Vinyl Acetate faces challenges in environmental sustainability. Its production may generate pollution, and increasing environmental awareness demands greener synthesis methods and processes.
Further research should explore its applications in advanced materials, such as functional composites, while enhancing synergistic effects with other polymers. By optimizing production techniques and expanding use cases, Polyethylene Glycol Vinyl Acetate is poised to play a larger role in future technological advancements.
This translation maintains technical accuracy, preserves the original structure, and adapts terminology for clarity in English scientific contexts. Let me know if further refinements are needed!
