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GB/T 21992-2008Polyvinyl chloride resins for Paste -- Determination of number of impurities particles and foreign particles (English PDF)

糊用聚氯乙烯树脂杂质与外来粒子数的测定

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Issued by

Standardization Administration of China

Level / Type

National · Recommended

Issue date

June 4, 2008

Implementation date

December 1, 2008

Scope

GB/T 21992-2008 is the English-translated version of 糊用聚氯乙烯树脂杂质与外来粒子数的测定.

GB/T 21992-2008 — This standard specifies the measurement principle paste PVC resin impurities and foreign particles number, the equipment and materials, steps and knot If representation and so on.

This standard applies to the determination of paste PVC resin impurities and foreign particles number.

Principle 2 Paste PVC resin and phthalate Dioctyl to scale stirred into a homogeneous paste, salivation in a certain area of \u200b\u200bthe glass template on a film after heating, count 240mm × 240mm film visible impurities and foreign particles on the number of detected cases.

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Document preview — GB/T 21992-2008

National Standard of the People's Republic of China

ICS: 83.080.20
Classification: G 32
Replacing: GB/T 12004.1-1989

Issued by: Standardization Administration of China

What this standard covers1
Document data2

What this standard covers

This standard specifies the measurement principle Paste PVC resin impurities and foreign particles number, the instruments and materials, operating procedures and the results of said content. This standard applies to the determination of paste PVC resin particles of impurities and foreign.

Document data

International classification (ICS): 83.080.20.

Chinese classification (CCS): G32.

Estimated length of the Chinese original: 5,524 words.

Adopted international standard: �� 14039-1978 (1984), NEQ.

Supersedes the earlier edition GB/T 12004.1-1989.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 4 pages — is available in the English PDF.

Referenced standards

Cited by

GB/T 15592-2021Polyvinyl chloride paste resins

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