GB/T 28728-2012 English Version, GB/T 28728-2012 Determination of the microstructure of solution-polymerized SBR (English Version)

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GB/T 28728-2012 Determination of the microstructure of solution-polymerized SBR (English Version)
Standard No.:	GB/T 28728-2012	Status:	valid remind me the status change Email:
Target Language:	English	File Format:	PDF
Word Count:	9000 words	Translation Price(USD):	270.0 remind me the price change Email:
Implemented on:	2013-2-1	Delivery:	via email in 1~3 business day

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Standard No.:	GB/T 28728-2012
English Name:	Determination of the microstructure of solution-polymerized SBR
Chinese Name:	溶液聚合苯乙烯-丁二烯橡胶（SSBR）微观结构的测定
Chinese Classification:	G40 Rubber products in general
Professional Classification:	GB National Standard
Source Content Issued by:	AQSIQ;SAC
Issued on:	2012-9-3
Implemented on:	2013-2-1
Status:	valid
Target Language:	English
File Format:	PDF
Word Count:	9000 words
Translation Price(USD):	270.0
Delivery:	via email in 1~3 business day

Standard

GB/T 28728-2012 Determination of the microstructure of solution-polymerized SBR (English Version)
Standard No.	GB/T 28728-2012
Status	valid
Language	English
File Format	PDF
Word Count	9000 words
Price(USD)	270.0
Implemented on	2013-2-1
Delivery	via email in 1~3 business day

Detail of GB/T 28728-2012

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Introduction of GB/T 28728-2012

本标准规定了采用1H-核磁共振波谱(绝对法)和红外光谱(相对法),对溶液聚合SBR(SSBR)中丁
二烯单体的微观结构和苯乙烯单体的含量进行定量测定的分析方法。苯乙烯含量的表示是相对于整个
聚合物的质量分数。1,4-反式结构、1,4-顺式结构和1,2-乙烯基结构含量的表示是相对于丁二烯部分的摩尔分数。
注:使用已知微观结构含量的SSBRs(通过1H-核磁共振波谱得到)进行校准,红外光谱也可以给出微观结构的绝对值。

Contents of GB/T 28728-2012

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