polyimide resin powder in the sintering curing process, may produce some emissions, mainly including: 1. formaldehyde: due to the polyimide resin powder contains formaldehyde groups, so in the sinteri ...

polyimide is the molecular structure contains an aromatic heterocyclic polymer compounds of polyimide-based chain links, the english name polyimide (pi for short), can be divided into benzene-type pi, ...

there are many synthesis methods for polyaniline, but the commonly used synthesis methods are two categories: chemical synthesis and electrochemical synthesis. (1) chemical synthesis method chemical s ...

calcium propionate is white crystalline particles or crystalline powder. it is odorless or slightly smells of propionic acid, hygroscopic, easily soluble in water, and insoluble in alcohol. calcium p ...