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FZ/T 52058-2021: Low melting point polylactide (LMPLA)/ polylactide (PLA)bicomponent staple fiber
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| FZ/T 52058-2021 | English | 189 |
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Low melting point polylactide (LMPLA)/ polylactide (PLA)bicomponent staple fiber
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FZ/T 52058-2021
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Basic data | Standard ID | FZ/T 52058-2021 (FZ/T52058-2021) | | Description (Translated English) | Low melting point polylactide (LMPLA)/ polylactide (PLA)bicomponent staple fiber | | Sector / Industry | Spinning & Textile Industry Standard (Recommended) | | Classification of Chinese Standard | W52 | | Word Count Estimation | 8,815 | | Issuing agency(ies) | Ministry of Industry and Information Technology of the People's Republic of China | FZ/T 52058-2021: Low melting point polylactide (LMPLA)/ polylactide (PLA)bicomponent staple fiber---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.
(Low melting point polylactic acid (LMPLA)/polylactic acid (PLA) composite staple fiber)
ICS 59.060.20
CCS W52
Textile Industry Standard of the People's Republic of China
Low melting point polylactic acid (LMPLA)/polylactic acid (PLA)
composite staple fiber
Published on 2021-08-21
2022-02-01 Implementation
Published by the Ministry of Industry and Information Technology of the People's Republic of China
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 of Standardization Documents"
drafted.
Please note that some content of this document may be patented. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by China National Textile and Apparel Council.
This document is under the jurisdiction of Shanghai Textile Industry Technical Supervision Institute.
This document is drafted by. Hengtian Changjiang Biomaterials Co., Ltd., Shanghai Defulun Chemical Fiber Co., Ltd., Suzhou Jinquan New Materials Co., Ltd.
Co., Ltd., Hangzhou Tongjiecheng New Materials Co., Ltd., Shanghai Tongjieliang Biomaterials Co., Ltd., Tongji University, Shanghai Textile Industry Technical Supervision
Supervisory Office, China Chemical Fiber Industry Association.
The main drafters of this document. Lu Shijun, Li Jianfeng, Feng Zhongyao, Li Wenjun, Yu Xiyan, Zhang Naiwen, Ren Jie, Liu Lingling, Jin Xinyi.
Low melting point polylactic acid (LMPLA)/polylactic acid (PLA)
composite staple fiber
1 Scope
This document specifies the terms and definitions, product identification, technology of low melting point polylactic acid (LMPLA)/polylactic acid (PLA) composite staple fibers
Requirements, test methods, inspection rules and requirements for marking, packaging, transportation and storage.
This document is applicable to the linear density of 1.67dtex~6.40dtex with low melting point polylactic acid (LMPLA) as the skin layer and polylactic acid (PLA) as the skin layer.
Core layer, natural low melting point polylactic acid (LMPLA)/polylactic acid (PLA) sheath-core composite short fiber.
Other types of low melting point polylactic acid (LMPLA)/polylactic acid (PLA) composite staple fibers can be used as reference.
2 Normative references
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, dated citations
documents, only the version corresponding to that date applies to this document; for undated references, the latest edition (including all amendments) applies to
this document.
GB/T 3291.1 Textile and Textile Material Properties and Test Terms Part 1.Fibers and Yarns
GB/T 3291.3 Textile Material Properties and Test Terms Part 3.General
GB/T 4146 (all parts) Textile chemical fibers
GB/T 6503 Test method for moisture regain of chemical fibers
GB/T 6504-2017 Test method for oil content of chemical fibers
GB/T 8170-2008 Numerical Rounding Rules and Representation and Judgment of Limit Values
GB/T 14334-2006 Sampling method of chemical fiber staple fibers
GB/T 14335 Test method for linear density of chemical fiber staple fibers
GB/T 14336 Test method for short fiber length of chemical fibers
GB/T 14337 Test method for tensile properties of chemical fiber staple fibers
GB/T 14338 Test method for crimping properties of chemical fiber staple fibers
GB/T 14339-2008 Chemical fiber short fiber defect test method
GB/T 14342 Chemical fiber short fiber specific resistance test method
FZ/T 50038 Low melting point polyester (PET) composite fiber bonding temperature test method
3 Terms and Definitions
GB/T 3291.1, GB/T 3291.3 and GB/T 4146 (all parts) defined and the following terms and definitions apply to this document.
3.1
The polylactic acid with melting point lower than conventional polylactic acid is prepared by copolymerization modification.
3.2
Short fiber made from low melting point polylactic acid (LMPLA) and polylactic acid (PLA) by composite spinning process.
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