Standard No.:	GB/T 2412-2008
English Name:	Plastics—Polypropylene(PP)and propylene copolymer thermoplastics—Determination of isotactic index
Chinese Name:	塑料 聚丙烯(PP)和丙烯共聚物热塑性塑料等规指数的测定
Chinese Classification:	G31    Basic standards and general methods for synthetic resin and plastic
Professional Classification:	GB    National Standard
ICS Classification:	83.080.20 83.080.20    Thermoplastic materials 83.080.20
Source Content Issued by:	AQSIQ; SAC
Issued on:	2008-6-19
Implemented on:	2009-2-1
Status:	to be superseded
Superseded by:	GB/T 2412-2026 Plastics—Determination of isotactic index of polypropylene (PP) thermoplastics—Extraction method
Superseded on:	2027-2-1
Superseding:	GB/T 2412-1980 Polypropylene--Method of determination of normal indices GB 2412-1980(1989) Polypropylene;Method of determination of normal indices
Target Language:	English
File Format:	PDF
Word Count:	6300 words
Translation Price(USD):	252.0
Delivery:	via email in 1~3 business day

本标准规定了在标准测试条件下测定不溶于沸腾正庚烷的聚丙烯质量占试样质量的百分数的方法。 本标准适用于ＧＢ／Ｔ２５４６．１—２００６中描述的丙烯均聚物（ＰＰ-Ｈ）、丙烯耐冲击共聚物（ＰＰ-Ｂ）、丙烯无规共聚物（ＰＰ-Ｒ）。本标准适用于常规为粉状、颗粒或碎粒状聚丙烯材料。本标准不适用于有着色剂、填料等改性的聚丙烯材料。