I.S. EN ISO 21970-1:2018废止
Plastics - Polyketone (PK) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 21970-1:2018)
出版：National Standards Authority of Ireland
专家解读视频
This document establishes a system of designation for polyketone (PK) moulding and extrusion materials which may be used as the basis for specifications. Polyketone polymer chains are built up from regularly alternating olefinic units and keto groups. The olefinic units shall be randomly distributed ethylene and propylene.
ISO 21970-1:2018 - Identical
EN ISO 21970-1 : 2018 - Identical
EN ISO 21970-1 : 2018 - Identical
ISO 21970-1:2018 - Identical
ISO 21970-1:2018 - Identical
EN ISO 21970-1:2018 - Identical
