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单词 Erinoid
释义

Erinoid

英语百科

Galalith

(重定向自Erinoid)
White galalith RAAF pre-1953 buttons. (Top left button shows crazing resulting from button having been heated during washing.)
Chemical reaction of two proteins (top) with formaldehyde (H2CO)  – schematic presentation.

Galalith (Erinoid in the United Kingdom) is a synthetic plastic material manufactured by the interaction of casein and formaldehyde. Given a commercial name derived from the Greek words gala (milk) and lithos (stone), it is odourless, insoluble in water, biodegradable, antiallergenic, antistatic and virtually nonflammable.

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更新时间:2025/6/17 5:59:42