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What is the polyurethane molding foaming process like?

This article introduces the polyurethane molding foaming process, from material prep and pouring to pressure control, temperature, and density requirements.

2025 05 28

Introduction to polyurethane and its raw materials

This article introduces polyurethane classifications, foam reactions, raw materials, additives, and formulation parameters for flexible and rigid foams.

2025 05 26

What Are The Applications Of Semi-rigid Polyurethane Foam In Other Automotive Components?

This article introduces applications of semi-rigid polyurethane foam in automotive interiors, bumpers, insulation, and impact-absorbing components.

2025 05 24

What Are the Applications of Semi-Rigid Polyurethane Foam in Automotive Interiors?

This article introduces the various applications and manufacturing processes of semi-rigid polyurethane foam in automotive interior and exterior components, highlighting its roles in safety, comfort, and durability.

2025 05 23

What Are The Applications Of Polyurethane Foam In The Transportation Industry? – Part 1

The headrest is also a critical component in cars. Modern designs, such as headrests with tubular metal inserts wrapped in approximately 20 mm thick integral skin foam, must meet specific requirements.

2025 05 22

What are the applications of polyurethane foam in furniture?

This article introduces the applications of flexible PU foam in furniture, including sofas, bedding, cushions, and imitation wood components with structural foam.

2025 05 21

How to Calculate Acid and Alcohol Amounts for Target-MW Polyester Polyols?

This article introduces how to calculate the required amount of acid and alcohol for synthesizing polyester polyols with a specific molecular weight.

2025 05 20

How to calculate the molecular weight of polyester polyol repeating units?

This article introduces how to calculate polyester polyol unit molecular weight, including correct methods for mixed acids and alcohols to avoid formulation errors.

2025 05 16

How to calculate the thickness of polyurethane foam?

This article introduces how to calculate polyurethane foam thickness for insulation or cold storage using engineering formulas and practical examples.

2025 05 15

What is the correction of the thermal conductivity coefficient of polyurethane foam?

This article introduces the correction of the thermal conductivity coefficient of polyurethane foam, explaining how temperature affects its value and providing correction formulas.

2025 05 13

The Molecular Weight and Functionality of Polyurethanes (Part 2)

This article introduces formulas for calculating polyurethane functionality, blending ratios, and examples based on molecular weight and hydroxyl values.

2025 05 12

Molecular Weight and Functionality of Polyurethane (Part 1)

This article introduces the calculation methods of number- and weight-average molecular weights for polyurethane polyols using OH value and functionality.

2025 05 10

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