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Abstract: The effects of non-butyltin catalysts and monobutyltin catalysts and their dosages on the catalytic esterification reaction activity of poly…
1. Basic reaction The formation of polyurethane soft foam includes 2 basic reactions: foaming reaction and polymerization reaction (also called gel re…
1、Polyether As the main raw material, polyether reacts with isocyanate to produce carbamate, which is the skeleton reaction of foam products. In the c…
The main component of polyurethane foam (PU foam) is polyurethane, the raw material is mainly polyisocyanate and polyol, by adding appropriate additiv…
Is silicone oil good or not? I do not know since when, in the hairdressing and hair care industry on the popular concept of “silicone-free”…
“I am not afraid of honest people not being smart, but I am afraid of smart people not being honest”. Coincidentally, the same applies to …
In the process of foaming, if the hard foam is not hard enough, how to improve the hardness? In this regard, I have collected some solutions for your …
In the process of foaming, if the hardness of the hard foam is not enough, how to improve the hardness? In this regard, I have collected some solution…
Milliken Colorants Polyurethane Reactive Dyes Reactint Colorants Milliken Reactint Reactive Polyurethane Colorants Reactint reactive colorants are a t…
What is the effect of catalyst on foaming As the main raw material, polyether reacts with isocyanate to produce carbamate, which is the skeleton react…
Polyurethane antistatic agent Polyurethane rubber rollers, PU shoe soles, polyurethane casters, foam sponges, application scenarios in the electronics…
The hair of contemporary youth is very valuable The post-90s who are punking out for health The obsession with hair care and anti-hair loss is unprece…
