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GB/T 9349-2002Determination of thermal stability of poly (vinyl chloride) related chlorine-containing homopolymers and copolymers and their compounds -- Discoloration method (English PDF)

聚氯乙烯、相关含氯均聚物和共聚物及其共混物热稳定性的测定

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China

Level / Type

National · Recommended

Issue date

May 29, 2002

Implementation date

December 1, 2002

Scope

GB/T 9349-2002 is the English-translated version of 聚氯乙烯、相关含氯均聚物和共聚物及其共混物热稳定性的测定.

GB/T 9349-2002 — This standard specifies: polyethylene homopolymers and copolymers (hereinafter referred to as PVC)-based blends and products, Determination of thermal stability in a sheet form by placing the degree of discoloration occurs at high temperatures two methods.

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Document preview — GB/T 9349-2002

National Standard of the People's Republic of China

ICS: 83.080.20.
Classification: G 32
Replacing: GB/T 9349-1988

Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People Republic of China

What this standard covers1
Document data2

What this standard covers

This standard specifies: polyethylene homopolymers and copolymers (hereinafter referred to as PVC)-based blends and products, Determination of thermal stability in a sheet form by placing the degree of discoloration occurs at high temperatures two methods. This standard applies to: Determination of thermal degradation of PVC- resistance, through different heating time color change under standard conditions to evaluate, result is only relative -, does not apply to color PVC material determination.

Document data

International classification (ICS): 83.080.20..

Chinese classification (CCS): G32.

Estimated length of the Chinese original: 8,831 words.

Adopted international standard: ISO 305-1990; EQV.

Supersedes the earlier edition GB/T 9349-1988.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 6 pages — is available in the English PDF.

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