GB/T 29290-2012 in English
VALIDButton general technical requirements and testing methods—Unsaturated polyester resin buttons
- Issued on:2012-12-31
- Implemented on:2013-09-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$175.00
《GB/T 29290-2012钮扣通用技术要求和检测方法 不饱和聚酯树脂类》由TC595（全国日用杂品标准化技术委员会）归口，TC595SC4（全国日用杂品标准化技术委员会钮扣分会）执行，主管部门为中国轻工业联合会。
Scope
This standard specifies the product classification, technical requirements, test methods, inspection rules, signs, packaging, transportation and storage of unsaturated polyester resin buttons (hereinafter referred to as buttons). This standard applies to buttons made of unsaturated polyester resin as the main raw material, adding appropriate amount of additives, gelling and curing in specific equipment and molds to form pearlescent or non-pearlescent plates and rods, and then mechanically processed. This standard does not apply to polyester buttons dyed after molding.
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