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Rubber,raw natural—Determination of plasticity retention index (PRI)
Standard in brief
Scope of Application:
本文件描述了测定天然生胶塑性保持率(PRI)的方法。
PRI是天然生胶耐热氧老化的量度,数值越高表明耐热氧老化性能越好。PRI不是一个绝对值,对于不同的天然橡胶热氧老化后的塑性值无法给出绝对的分级。
本文件适用于天然生胶PRI的测定。
Basic information
Standard No:GB/T 3517-2022
Standard Name:天然生胶 塑性保持率(PRI)的测定
English Name:Rubber,raw natural—Determination of plasticity retention index (PRI)
Standard Status:现行
Release Date:1983-03-03
Effective Date:2022-10-12
Language of Publication:中文简体
Standard Classification
ICS Number:83.040.10
CCS Number:B72
Related Standards
Referenced Standards:GB/T 2941-2006,GB/T 3510,GB/T 6038,GB/T 15340
Adopted Standards:ISO 2930:2017
Adopted Standard Name:《天然生胶 塑性保持率(PRI)的测定》
Adoption Level:MOD
Publication Information
Number of pages:16
Number of words:26 K
Format:大16
Edition:1
Color Pages:0
Electronic Version:Yes
Color Images:No
Print Publication Date:2022-10-01
Standard Revision Information
Has Amendment:No
Other Information
Application Dept:国家市场监督管理总局、国家标准化管理委员会
Standard Type:CN
Standard Attribute:GB
Other Standard Number:3517
Drafter:刘宏超、余和平、王鹏、郦坚、于龙、卢光、王启方、刘立、王奎、张江梅
Drafting Organization:中国热带农业科学院农产品加工研究所、高特威尔科学仪器(青岛)有限公司、中策橡胶集团股份有限公司、云南省天然橡胶及咖啡产品质量监督检验站
Management Organization:全国橡胶与橡胶制品标准化技术委员会天然橡胶分技术委员会(SAC/TC 35/SC 8)
Proposing Department:中国石油和化学工业联合会