GB/T 43953-2024 English PDF

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GB/T 43953-2024: Biodegradable poly(glycolic acid)(PGA)
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 43953-2024	199	Add to Cart	3 days	Biodegradable poly(glycolic acid)(PGA)	Valid

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Basic data

Standard ID: GB/T 43953-2024 (GB/T43953-2024)
Description (Translated English): Biodegradable poly(glycolic acid)(PGA)
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G32
Classification of International Standard: 83.080.01
Word Count Estimation: 10,130
Date of Issue: 2024-04-25
Date of Implementation: 2024-11-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 43953-2024: Biodegradable poly(glycolic acid)(PGA)

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 83:080:01 CCSG32 National Standards of People's Republic of China Fully biodegradable polyglycolic acid (PGA) Released on 2024-04-25 2024-11-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Foreword

This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting: Please note that some of the contents of this document may involve patents: The issuing organization of this document does not assume the responsibility for identifying patents: This document was proposed and coordinated by the National Technical Committee for Standardization of Bio-based Materials and Degradable Products (SAC/TC380): This document was drafted by: China Shenhua Coal-to-Liquid Chemical Co:, Ltd:, Guoneng Yulin Chemical Co:, Ltd:, Sinopec (Beijing) Chemical Research Institute Co:, Ltd:, Sinopec (Shanghai) Petrochemical Research Institute Co:, Ltd:, Inner Mongolia Jiutai New Materials Co:, Ltd:, Suzhou Kunsheng Biodegradable New Materials Co:, Ltd:, Zhejiang Hisun Biomaterials Co:, Ltd:, Guangdong Yikede Biomaterials Co:, Ltd:, Dongguan Zhufeng Biotechnology Co:, Ltd:, Jiangsu Juhong Materials Technology Co:, Ltd:, Yangzhou Huitong Technology Co:, Ltd:, Shenzhen Guanghua Weiye Co:, Ltd:, CSSC Pengli (Nanjing) Plastic Technology Co:, Ltd:, Beijing Technology and Business University, Fuling Technology Co:, Ltd:, Sichuan University, Tsinghua University, Ningbo Jialian Technology Co:, Ltd:, Hefei Hengxin Life Science and Technology Co:, Ltd:, Anhui Hengxin Environmental Protection New Materials Co:, Ltd:, Huizhou Juner Plastics Co:, Ltd: Technology Co:, Ltd:, Light Industry Plastic Processing Application Research Institute, Huitong Beigong Biotechnology (Beijing) Co:, Ltd:, Guangdong Chongxi Environmental Protection Technology Co:, Ltd: Company, Anhui Huachi Environmental Protection Technology Co:, Ltd:, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Lanzhou Xinyinhuan Rubber and Plastic Products Co:, Ltd:, Jiang Nanjing University, Nanjing Wurui Biodegradable New Materials Research Institute Co:, Ltd: The main drafters of this document are: Wen Liang, Zhang Caili, Yan Guochun, Yin Tian, Jiang Zhikui, Wu Penghua, Wu Changjiang, Jiang Xingjian, Huang Qizhong, Zhang Yachun, Guo Peng, Lü Mingfu, Liu Junyan, Wang Rui, Wang Jianqi, Xu Kun, Chen Zhiming, Liang Wei, Chen Wenze, Zhu Liangkai, Hu Feihu, Huang Weijie, Zhang Xinzhou, Zhang Jiangang, Yang Yihu, Dai Chunfa, Wang Shijie, Zhang Qian, Hu Jing, Diao Xiaoqian, Hu Xinfu, Tian Guoqiang, Wang Yuzhong, Guo Baohua, Wang Xiong, Yan Deping, Ye Xinjian, Zhao Yingjie, Zhou Yingxin, Zhang Yuesheng, Shen Kunliang, Wei Jie, Wang Chunqiu, Chen Xuesi, Bian Xinchao, Qin Wensheng, Ma Piming, Chen Changping: Fully biodegradable polyglycolic acid (PGA)

1 Scope

This document defines the terms and definitions of polyglycolic acid (PGA) resins, and specifies the technical requirements, inspection rules, marking, packaging, transportation and Storage, etc:, and describes the corresponding test methods: This document applies to polyglycolic acid resins obtained by polymerization using glycolic acid, glycolic acid esters or glycolide as raw materials:

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document: For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document: GB/T 1033:1 Plastics - Determination of density of non-cellular plastics - Part 1: Immersion method, liquid pycnometer method and titration method GB/T 1040:2 Determination of tensile properties of plastics Part 2: Test conditions for moulding and extruded plastics GB/T 1043:1 Determination of impact properties of simply supported plastic beams Part 1: Non-instrumented impact test GB/T 1634:2 Determination of deflection temperature of plastics under load Part 2: Plastics and hard rubber GB/T 2547 Plastics Sampling Method GB/T 2918 Standard environment for conditioning and testing of plastic specimens GB/T 3682:2 Plastics - Determination of melt mass flow rate (MFR) and melt volume flow rate (MVR) of thermoplastics Part 2: Test methods for materials sensitive to time-temperature history and/or humidity GB/T 9345:1 Determination of ash content in plastics Part 1: General method GB/T 17037:1 Plastics - Preparation of injection moulded test specimens for thermoplastic materials - Part 1: General principles and multi-purpose test specimens and long Preparation of strip specimens GB/T 19466:2 Plastics Differential Scanning Calorimetry (DSC) Part 2: Determination of Glass Transition Temperature GB/T 19466:3 Plastics Differential Scanning Calorimetry (DSC) Part 3: Determination of Melting and Crystallization Temperature and Enthalpy GB/T 37191 Determination of moisture content of raw rubber - Karl Fischer method GB/T 41010 Degradation performance and labeling requirements for biodegradable plastics and products

3 Terms and definitions

The following terms and definitions apply to this document: 3:1 Poly(glycolicacid);PGA A polymer obtained by chemical synthesis using glycolic acid, glycolate or glycolide as monomers and having the chemical structure shown in Figure 1: Figure 1 Chemical structure of polyglycolic acid ......

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