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Application and advantages of waterborne polyurethane adhesive in automobile interior decoration
1.Application of waterborne polyurethane adhesive in automobile interior decoration Waterborne polyurethane adhesive can bond automobile interior door panels, instrument panels, ceilings, seats, carpets, rear panels, trunk covers, and other parts. Another typical application range of waterborne polyurethane adhesive is the bonding of the ceiling in a wet process. In addition, two-components waterborne polyurethane adhesive is also widely used for covering parts such as handrails in cars. 2.The...
Information about flexible packaging compound adhesive
Flexible packaging compound adhesive is a kind of material widely used in food packaging and other fields. Its main function is to bond films, papers or other substrates with different properties together through composite technology to form a composite material with a multi-layer structure. This compound adhesive is usually composed of many components, including resin, solvent, plasticizer, additives and so on. The main purpose of flexible packaging compound adhesive is to improve the...
Polyurethane adhesives classified by components
Polyurethane adhesive (foam adhesive) is divided into three types according to its components: polyisocyanate adhesive, prepolymer polyurethane adhesive and end-sealed polyurethane adhesive. 1.polyisocyanate adhesive Polyisocyanate adhesive is an early product of polyurethane adhesive composed of polyisocyanate monomer or its low molecular derivatives. As a reactive adhesive, polyisocyanate adhesive has high bonding strength and is especially suitable for bonding metals with rubber and...
Matters needing attention in storage and use of polyurethane adhesive
The storage conditions of polyurethane adhesives mainly include the following aspects: 1. Moisture-proof: polyurethane adhesive is a material with strong moisture absorption, so it should be stored in a dry and ventilated place to avoid a wet environment and moisture intrusion. It is suggested that the polyurethane adhesive stored in a humid environment should be dried before use to ensure its quality and effect. 2. Sun protection: polyurethane adhesives are prone to aging and embrittlement in...
Main points in the use of polyurethane adhesive
Polyurethane adhesive is a common and multifunctional adhesive, which is famous for its excellent adhesion and various application fields. Polyurethane adhesive plays an important role in modern industry and is widely used in bonding, sealing and repairing multiple materials and surfaces. To ensure the effectiveness and safety of using polyurethane adhesive, the following nine precautions need to be followed: 1. Appearance treatment: before bonding, the appearance of the adherend must be...
Total analysis of polyurethane adhesive and its wastewater treatment
First, the introduction of polyurethane adhesive. Polyurethane adhesive, also known as urethane adhesive, is an adhesive containing carbamate group (-NHCOO-) or isocyanate group (-NCO) in its molecular chain. It is mainly divided into two categories: polyisocyanate and polyurethane. It has high activity and polarity and can form excellent chemical adhesion with porous materials such as foam, plastic, wood, leather, fabric, paper, ceramics and other materials with smooth surfaces such as metal,...
Detailed explanation of polyurethane dry composite adhesive
Polyurethane dry composite adhesive is a kind of high-performance adhesive, which is composed of polyurethane resin, curing agent, and additives. It can form a firm bond between different materials through a special dry composite process and has excellent bonding strength and weather resistance. First, the characteristics of polyurethane dry composite adhesive 1. High bonding strength: Polyurethane dry-type composite adhesive can provide very high bonding strength and ensure that the bonded...
New energy vehicles put forward higher requirements for the dosage and performance of adhesives.
New energy vehicles put forward higher requirements for the dosage and performance of adhesives. In recent years, the wave of electrification has swept the world, and the new energy automobile industry has rapidly developed. As the core product upstream of the electric automobile industry chain, the demand for power batteries has exploded. At the same time, the market scale of adhesives has also been enlarged simultaneously. In 2022, the global tram adhesive market scale reached US$ 2.142...
Composition analysis and curing attention of polyurethane adhesive
Polyurethane adhesive is a kind of important adhesive products, its high viscosity, good water resistance, cold resistance, high temperature resistance, products are widely used in various fields of automotive, sealing, packaging and many other industries. The weather resistance of polyurethane adhesives used in the automotive field is usually relatively high, so UV absorbers are often added to the product formulation to improve the weather resistance. Common polyurethane adhesives have one...
Advantages of solvent-free polyurethane adhesive compound
Save energy Solvent-free polyurethane adhesive composite does not require a drying process, can save a lot of energy; Second, The adhesive amount per unit area of solvent-free polyurethane adhesive composite is only 40% of the adhesive amount per unit area of solvent-based composite, although the cost of solvent-free composite adhesive is higher, but its comprehensive cost can be reduced 30% to 40%. Safety and environmental protection Because solvent-free polyurethane adhesive avoids a large...
Improve the cooking resistance of solvent-free polyurethane coating adhesive
Polyurethane coating adhesive is widely used in cooking bags. Cooking bags are mainly divided into four types according to the conditions of use: low temperature cooking bag (100℃), medium temperature cooking bag (121℃), high temperature cooking bag (135℃) and ultra-high temperature cooking bag (145℃). And because different fillers need to be added to the cooking bag during the use process, it is also necessary to have the characteristics of acid resistance, oil resistance and salt resistance....
Polyurethane adhesive five auxiliaries
In addition to the basic raw materials of isocyanates and polyols, it is also very important to add various auxiliaries in the manufacture of polyurethane adhesives. The auxiliaries can change the production process, improve the adhesive sizing process, improve product quality and expand the application range. solent In order to adjust the viscosity of polyurethane adhesives and facilitate the process operation, solvents are often used in the preparation process or preparation of polyurethane...
China polyurethane adhesive industry competition
Due to its excellent adhesion properties and adhesion adaptability to a variety of substrates, polyurethane adhesives continue to expand their application fields and become one of the fastest growing adhesive varieties. There is a significant difference in the size of polyurethane adhesive market participants in China. At present, the middle and high-end market is mainly occupied by large and medium-sized enterprise groups at home and abroad, and competitors have considerable production scale....
Waterborne polyurethane adhesive
Waterborne polyurethane adhesive is generally used in automotive interior adhesives, flocking glue compound glue, vacuum suction plastic, shoemaking and so on. Among them, automotive interior adhesives, such as automotive interior coating adhesive (door inner panel, instrument panel, armrest), automotive interior ceiling adhesive, automotive interior flocking adhesive (sealing strip flocking), etc. At present, the application proportion of domestic water-based polyurethane in the adhesive...
One/two component moisture cured polyurethane structural adhesive
"Wet curing" means that a single component polyurethane adhesive is cured by using a trace amount of water vapor reaction in the air and reacts with the active group on the surface of the substrate to bond. Structural adhesive refers to a high-performance adhesive that can replace bolts, rivets or welding forms to bond metal, plastic, glass, wood and other structural components and can withstand large loads for a long time. Two-component polyurethane structural adhesives are usually...
Polyurethane sealant has high tensile strength, excellent resilience, wear resistance, oil resistance, cold resistance, water resistance, etc., the application field is very wide. Generally used in refrigerated cars, glass curtain walls and other welded joint sealing, automotive maintenance market vehicle windshield, side window glass bonding, bonding between steel and aluminum. The flexible joints of cables, the filling sealing of electronic components, the connection of building materials...
Universal polyurethane adhesive introduction and application
Universal polyurethane adhesives are generally used for bonding different materials such as metals, plastics, fabrics, especially the composite of polyester film and porous materials in electrical insulation materials, and the composite of packaging decorative materials.
Production status of polyurethane adhesive industry in China
China's polyurethane adhesives started in the 1960s, by the Shanghai synthetic resin Research Institute took the lead in development, at present, the domestic production of polyurethane adhesives there are more than 400 enterprises, of which more than 20 manufacturers above the scale, mainly distributed in the southeast coastal areas. At present, the high-end market of polyurethane adhesives in China is still occupied by multinational chemical giants with scale and technical advantages, such as...
Polyurethane adhesive industry characteristics
In recent years, the production scale of polyurethane adhesives in China has gradually expanded, but the product structure is still dominated by low-end products, and the research and development of high-end adhesives will be one of the focuses of development in the next few years. In addition, the production of polyurethane adhesives is facing the impact of national environmental protection and energy saving policies, and it is necessary to improve the production line, and the production...
Development status of polyurethane adhesives
Polyurethane adhesives are adhesives that contain carbamate group (-NHCOO-) or isocyanate group (-NCO) in the molecular chain. It is a kind of high-grade adhesive, with excellent flexibility, impact resistance, chemical resistance, wear resistance, the most important is its low temperature resistance, these excellent properties are used in many aspects have been widely used. Polyurethane adhesive was first used in the military field in 1947, by Bayer company triphenylmethane triisocyanate...
Market size and trend of polyurethane adhesives in China
Polyurethane adhesives have always been one of the most important adhesives in the adhesive industry because of their excellent properties. China's polyurethane adhesive market size exceeded 26 billion yuan, an increase of about 8.8%, accounting for more than 23% of the industry's output value. According to the survey statistics of China Adhesives and Adhesive Tape Industry Association, the development of general and footwear polyurethane adhesives in the traditional market segments is...
Polyurethane adhesives segment market
There are many subdivisions of polyurethane adhesives in China, which are generally divided into general polyurethane adhesives, polyurethane adhesives for shoes, polyurethane adhesives for composite films, single-component polyurethane foam caulk, single/two-component moisture curable polyurethane structural adhesive, polyurethane sealant, polyurethane hot melt adhesive, waterborne polyurethane adhesive. Polyurethane sealant Polyurethane sealant is a kind of high-performance, multi-purpose...
Consumption structure of polyurethane adhesives
China's polyurethane adhesive application field is extremely wide, from building materials, shoe industry, packaging, automobiles and other traditional consumer areas to electronic appliances, automotive industry, aerospace, new energy fields and a series of emerging fields. With the slow growth of the real estate sector, the growth rate of rubber used in construction, home improvement, building materials, woodworking and home furnishing industries has slowed down; However, the amount of...
the development status and industry characteristics of polyurethane adhesives
Development status of polyurethane adhesives With the continuous advancement of urbanization, information technology and industrialization, domestic investment demand, consumption upgrading demand and ecological environment improvement demand have brought huge growth space for China's polyurethane adhesive market. The rapid development of China's polyurethane adhesive market is mainly related to the continuous development of the domestic economy, as well as the rapid growth of the automobile...
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.