国产伦精品一区二区三区88av_亚洲综合成人网_97人妻精品一区二区三区_国产精品二区在线观看_久久久久人妻一区精品色欧美_欧美在线观看网站_国产乱了高清露脸对白_潘金莲黄色一级片_一区二区视频国产_尤物av网

Product name:4,4'-Methylenebis(2,6-Diethylaniline),MDEA

Molecular formula: C21H30N2

Molecular weight: 310.49

CAS: 13680-35-8

Product appearance: off-white powder or granules

Physical characteristics

Melting point: 87-89 ℃

Content: ≥99.0%

Application

It is an excellent polyurethane (PU) chain extender and epoxy resin (EP) curing agent. Can improve the mechanical and dynamic properties of products. In addition, it can also be used as the lead compound of polyimide and the intermediate of organic synthesis. In the PU field, M-CDEA is suitable for casting elastomers (CPU), RIM elastomers and sprayed polyureas, adhesives, elastomer foams and thermoplastic polyurethanes (TPU). The EP field is suitable for processing, prepreg and chemical anticorrosive coatings. It can also be used as an organic synthesis intermediate and polyurea resin curing agent.

4,4'-Methylenebis(2,6-Diethylaniline),MDEA Packing: 25kg / drum