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Automotive seat polyurethane foam VOC optimization method

Introduction Seat system mainly consists of seat skeleton, seat polyurethane foam and seat cover. Seat as an important part of the vehicle interior, i…

The general evaluation method of high resilience silicone oil

I. Stability test of silicone oil 1.1 Storage stability test of silicone oil Storage stability of silicone oil at low temperature The silicone oil is …

Elastic silicone silicone oil, mercerized cotton high resilience comfort finishing solution

Mercerized cotton fabric What is mercerized cotton Mercerized cotton fabric, is the first yarn after burning, the line on the surface of the trash hai…

Soft foam foam in the collapse of the bubble is more powerful what to do?

In the process of soft foam, I do not know if you will encounter such a problem, the phenomenon of half collapse bubble, and collapse bubble degree th…

The comparison selection method of hard foam silicone oil

Rigid foam leveling agent (hereinafter referred to as “silicone oil”) model selection and dosage definition is of great importance, it is …

Hard foam shallow talk

In the future, we will try to explore less isocyanates, after all, not in our grassroots class can control the scope. More about polyether (ester) pol…

Summary of various methods to improve the hardness of polyurethane rigid foam

First, the most important thing to calculate in the hard foam combination is the ratio of black and white materials (weight ratio) is reasonable, anot…

The relationship between slow rebound sponge polyether and openers and silicone oil

Recently, we often receive calls from peers from all over the country asking about various technical problems that occur during the production of slow…

Hard foam basic communication of polyether (ester) folk test method

Save money times, the price point of polyether continues to climb. It is fortunate to witness more than ten years of rigid foam products from profitee…

Miscellaneous foam technology

I. Water proportioning Water: amine: silicone oil = 100: 7: 35 Amine is A-33 or A38 imports of domestic can be. Silicone oil can be imported L-580, or…

Polyurethane sponge foam cracking causes quick investigation skills

Sponges, a porous material, have good water absorption and can be used to clean items. People commonly use sponges made from wood cellulose fibers or …

Basic concept of silicone oil

Silicone oil usually refers to the linear polysiloxane that remains liquid at room temperature, and is a class of silicone products with a wide range …

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