SEM-22
Classification:
Details
Product Introduction
Methyl ethyl-substituted diphenylmethane-type bismaleimide resin (BMI), in addition to retaining the characteristics of diphenylmethane-type bismaleimide resin, also has good solubility and excellent dielectric properties, is widely used in the field of 5G communication electronic circuit substrate materials.
Product Chemical Description
Chemical structural formula:
Chemical name: 3,3-dimethyl -5,5-diethyl -4,4-diphenylmethane bismaleimide
Molecular formula: C27H26N2O4
Molecular weight: 442
CAS:105391-33-1
Quality Index
|
Appearance |
Melting point (℃) |
Acid value (mgKOH/g) |
Solubility (40g/100ml toluene @ 30 ℃) |
|
Yellow crystalline powder |
153-170 |
≦ 5 |
completely soluble |
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