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GB/T 21184-2007Rubber compounding ingredients -- Sulfenamide accelerators -- Test methods (English PDF)

橡胶配合剂次磺酰胺促进剂试验方法

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Issued by

Standardization Administration of China

Level / Type

National · Recommended

Issue date

November 28, 2007

Implementation date

June 1, 2008

Scope

GB/T 21184-2007 is the English-translated version of 橡胶配合剂次磺酰胺促进剂试验方法.

GB/T 21184-2007 — This standard specifies the determination sulfenamide accelerators appearance, early melting point, heat reduction, ash, insolubles free amine purity, dry sieve Methods of testing.

This standard applies to the determination of sulfenamide accelerators. Sulfenamide primary amide (I type) Unhindered two amide sulfenamide (II type) Blocked two amide sulfenamide (III type) R is cyclohexyl, t-butyl, diisopropyl, dicyclohexyl, dioxane, ethylene group; x is the 1 or 2.

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Document preview — GB/T 21184-2007

National Standard of the People's Republic of China

ICS: 83.040.20
Classification: G 70

Issued by: Standardization Administration of China

What this standard covers1
Document data2

What this standard covers

This standard specifies the determination of sulfenamide accelerators appearance, early melting point, heating loss, ash, insoluble matter, test methods dry sieve residue, purity, free amine. This standard applies to the determination of sulfenamide accelerators.

Document data

International classification (ICS): 83.040.20.

Chinese classification (CCS): G70.

Estimated length of the Chinese original: 11,197 words.

Adopted international standard: ISO 11235-1999, NEQ.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 7 pages — is available in the English PDF.

Referenced standards

Normative references

ISO 6353

Cited by

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