1、Preparation and Characterization of Chloroprene Latexes Modified with
The introduction of vinyl-POSS (OVS) into the resin structure can effectively improve the thermal stability of chloroprene adhesives. In this paper, modified waterborne chloroprene latex was prepared by copolymerization of methyl methacrylate and OVS with chloroprene latex.
2、Chloroprene
Electrically conductive blends were prepared by mixing a polyaniline–dodecylbenzenesulfonic acid salt with epoxy resin and chloroprene rubber. The nanostructure of the conductive blends was studied by scanning electron microscopy.
3、Preparation and Characterization of Chloroprene Latexes Modified with
This study provides a new idea for the construction of a new and efficient waterborne chloroprene latex system and provides more fields for the practical application of waterborne chloroprene...
4、CHLOROPRENE POLYMER LATEX AND MANUFACTURING METHOD THEREFOR, AND DIP
An aspect of the present invention relates to a chloroprene polymer latex containing a copolymer of chloroprene with 2,3-dichloro-1,3-butadiene and a manufacturing method therefor, and a dip molded body using this chloroprene polymer latex.
CR LATEX
Chloroprene latex can be broadly categorized into two types: negative latex and positive latex.
Preparation of Chloroprene Latex Modified with Vinyl
Two kinds of vinyl monomers, namely methyl methacrylate （MMA） and styrene （St）, were grafted onto chloroprene latex （CRL） via emulsion polymerization under the action of redox initiator.
Preparation and Characterization of Chloroprene Latexes Modified with
These efforts have resulted in the development of modified chloroprene latex adhesives with improved drying times, enhanced substrate compatibility, increased initial viscosity, and better resistance to environmental factors, such as heat and cold.
LIQUID CHLOROPRENE
A series of liquid chloroprene-hydroxyethyl methacrylate copolymer (CP-HEMA) modified epoxy resin were prepared. The effects of CP-HEMA content, curing conditions on physical pro- perties of the modified system were examined.
Chloroprene rubber latex adhesive composition
In particular, it is highly difficult to use chloroprene rubber latex adhesives in applications demanding high thermal creep resistance and there are many studies for further improvement in heat resistance of chloroprene rubber latex adhesives that are demanded recently.
PREPARATION AND PROPERTIES OF EPOXY RESIN MODIFIED BY LIQUID
The epoxy resin modified by liquid chloroprene-hydroxyethylmethacrylate copolymer (CP-HEMA) is a new kind of structural adhesives with good mechanical properties.
In modern materials science, epoxy resin is highly favored for its excellent physical and chemical properties. pure epoxy resin often has limitations, such as brittleness and poor heat resistance. To overcome these shortcomings, researchers have developed a new composite material: chloroprene latex modified epoxy resin. By introducing chloroprene latex with unique properties, this material significantly enhances the comprehensive performance of epoxy resin, demonstrating immense potential across various fields.
Chloroprene latex, a polymer synthesized from chloroprene, exhibits good oil resistance, solvent resistance, and aging resistance. When combined with epoxy resin, it effectively improves the water resistance and chemical resistance of the material. Specifically, chloroprene latex-modified epoxy resin shows outstanding mechanical properties, with enhanced hardness, strength, and toughness. This enables broader applications in construction, automotive, and aerospace industries.
In terms of thermal stability, chloroprene latex-modified epoxy resin also excels. The presence of chloroprene latex increases the material’s heat deflection temperature (HDT) and Vicat softening point (VSP), thereby improving its high-temperature resistance. This means the modified epoxy resin maintains its physical integrity under extreme heat, reducing the risk of deformation or cracking.
Additionally, chloroprene latex-modified epoxy resin possesses excellent electrical insulating properties. The incorporation of chloroprene latex boosts the material’s dielectric strength and volume resistivity, which is critical for manufacturing electrical equipment and electronic components. Furthermore, thanks to the anti-aging properties of chloroprene latex, the lifespan of the modified epoxy resin is extended, reducing replacement frequency and maintenance costs.
In practical applications, chloroprene latex-modified epoxy resin demonstrates superior performance. In construction, it is widely used for reinforcing and waterproofing concrete structures. Its exceptional water resistance and chemical corrosion resistance effectively prevent moisture penetration and chemical erosion, prolonging the lifespan of buildings. In the automotive industry, the material is employed to manufacture engine components and automotive parts, where its high hardness and strength ensure durability and reliability. In aerospace, it is utilized in aircraft engines and other critical parts, with its high-temperature performance and wear resistance ensuring safe operation of flight vehicles.
Despite its remarkable performance, the production of chloroprene latex-modified epoxy resin faces certain challenges. First, the synthesis of chloroprene latex is complex and costly, which limits its large-scale application. Second, the combination of chloroprene latex and epoxy resin requires special processing conditions, necessitating precise control of reaction parameters to achieve optimal modification effects. Finally, while the performance of the modified epoxy resin is excellent, it may still exhibit performance fluctuations under extreme environmental conditions.
Looking ahead, the development prospects of chloroprene latex-modified epoxy resin are promising. With advancements in materials science, we can expect further optimization of production processes, cost reduction, and improved performance stability. Additionally, combining it with other high-performance materials such as graphene or nanomaterials could enhance its properties, expanding its applications in more fields.
as an emerging material, chloroprene latex modified epoxy resin is becoming a hot research topic in materials science due to its superior performance and broad application potential. Through continuous technological innovation and expanded applications, it is poised to play an increasingly important role in the future, contributing significantly to human society.
