ISO 305:1990

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Plastics — Determination of thermal stability of poly(vinyl chloride), related chlorine-containing homopolymers and copolymers and their compounds — Discoloration method

Published By	Publication Date	Number of Pages
ISO	1990-04	7

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Categories: 83.080.20 - Thermoplastic materials, ISO

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Description

Specification of a comparing method, based on the increasing discoloration of polyvinylchloride when exposed to heat, due to a decomposition reaction. Test pieces in diskform are placed between aluminium pieces and heated to the specified test temperature. After specified periods one test specimen at a time is taken out and the degree of discoloration assessed by visual examination or by measuring with a photometer.

Additional information

Published Code	ISO
Published By	International Organization for Standardization
Publication Date	1990-04
Pages Count	7
Language	English
Edition	2
File Size	337.9 KB
ICS Codes	83.080.20 - Thermoplastic materials

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ISO 305:1990

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