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2020-11
03
What chain extender is used for polyurethane elastomer MDI
There are mainly two types of chain extenders for polyurethane elastomers: diamines and diols. Among them, the most important type of diamine is MOCA. In the process of producing MOCA, a certain proportion of MDA is generally carried, and MDA is also one of the chain extenders that can be used alone
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2020-11
03
Full understanding of the article on chain extenders
Also known as chain extender, it is a substance that can react with functional groups on linear polymer chains to expand molecular chains and increase molecular weight. Commonly used to improve the mechanical and process properties of polyurethane, polyester and other products.Chinese name:Chain ext
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2020-11
03
Principles and Applications of Chain extenders
Chain extenderIntroduction:Also known as chain extender, it is a substance that can react with functional groups on linear polymer chains to expand molecular chains and increase molecular weight. Commonly used to improve the mechanical and process properties of polyurethane, polyester and other prod
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2020-11
02
The effect and application of BASF chain extenders on chain extension and thickening of biodegradable materials
(one) Extrusion and Particle Extraction Process of PLA with Chain extenders and Zinc stearate BASF Chain extenders in Biodegradable Materials-PLA PBS、PHA、PHB、PCLCurrently produced domestically and internationallyThe most common problem with PLA is its low molecular weight,The main reason is that
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