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Process of PUR (polyurethane) hot melt adhesive in plastic packaging box
PUR hot melt adhesive, that is, reactive polyurethane hot melt adhesive, its main component is polyurethane prepolymer with -NCO group. The reaction principle of PUR hot melt adhesive is: after the colloid is heated and melted into a liquid state, it is coated on the surface of the substrate, and after the two layers of substrates are bonded together
2023-06-15
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types of hot melt glu
There are 7 types of hot melt adhesives. We can choose different hot melt adhesives to work according to our production needs.
2023-06-08
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Advantages and disadvantages of automatic hot melt dispensing system & manual dispensing system
This article will start from the advantages and disadvantages of the dispensing machine and the handheld hot melt adhesive machine, and analyze the differences and different usage conditions of the two in detail.
2023-05-31
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Hot melt pressure sensitive adhesive (PSA) composition & formulation.
Pressure sensitive adhesive. Mainly acrylic and rubber based solvent or latex adhesives. Hot melt pressure sensitive adhesive (PSA) is an adhesive based on thermoplastic polymer
2023-05-20
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Optimal Working Concentrations for Hot Melt Adhesives
The so-called optimal working concentration refers to the maximum working concentration of the adhesive under certain conditions such as a certain environment and a certain speed to ensure a good coating state of the adhesive.
2023-05-13
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Understanding Adhesives for Automotive Air Filter Manufacturing
The types of air filter in the car neighborhood are cylindrical, flat, curved, etc. Trucks, trucks, etc. generally use cylindrical filter, and flat filter are used for family cars and SUVs.
2023-05-09
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