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Liquid Polyester Polyol
Description
CTP-244 is hydroxyl terminated polyester polyol resulted from adipic acid,1,4-butanediol and ethylene glycol via esterification and polycondensation.
Polymeric Polyol Material
Properties
Good purity, low color number, good hydroxyl reactivity.
Applications
CTP-244 is mainly in use for polyurethaneresins like synthetic leather, elastomers and adhesives.
Specifications
| Average MW | 2000 |
| Hydroxyl value, mgKOH/g | 54~58 |
| Acid value, mgKOH/g | <0.5 |
| Water content,% | <0.03 |
| Status under R.T. (25 °C) | wax |
| Functionality | 2 |
PUR hot melt adhesives are a type of adhesive that is commonly used in industrial applications. PUR stands for polyurethane reactive, which refers to the chemical composition of the adhesive.
These adhesives are typically applied in a molten state and then solidify as they cool. They offer a number of advantages over other types of adhesives, including:
1. Strong bond: PUR hot melt adhesives create a strong and durable bond between materials. They can bond a wide range of substrates, including wood, plastic, metal, and foam.
2. Fast curing: PUR hot melt adhesives have a relatively fast curing time, allowing for quick assembly and production processes.
3. Heat resistance: Once cured, PUR hot melt adhesives have excellent heat resistance. They can withstand high temperatures without losing their bond strength.
4. Moisture resistance: PUR hot melt adhesives are resistant to moisture and can be used in applications where the adhesive may come into contact with water or other liquids.
5. Flexibility: PUR hot melt adhesives remain flexible even after curing, making them suitable for applications that require some degree of flexibility or movement.
6. Chemical resistance: These adhesives have good resistance to chemicals, making them suitable for applications where exposure to harsh chemicals is expected.
7. Environmentally friendly: PUR hot melt adhesives are considered to be more environmentally friendly compared to other types of adhesives. They do not contain solvents or volatile organic compounds (VOCs), making them safer to use and reducing the impact on air quality.
Overall, PUR hot melt adhesives are versatile and offer a range of benefits that make them suitable for a wide range of applications in industries such as packaging, automotive, construction, and woodworking.
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Main Product:
Thermoplastic Pu Resin And Casting Pu Prepolymer ,
Polyurethane System For Shoe Sole,
Pu Resin For Artificial Leather And Ink,
Polyester Polyol,
PUR Hot Melt Adhesive,
Adhesives For Shoes And Flexiable Packages
