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HG/T 6159-2023Rubber antioxidant - Zinc 2-mercapto-4(or 5)-methylbenzimidazole (ZMMBI) (English PDF)

橡胶防老剂 2-巯基-4（或5）-甲基苯并咪唑锌（ZMMBI）

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

July 28, 2023

Implementation date

February 1, 2024

Scope

HG/T 6159-2023 is the English-translated version of 橡胶防老剂 2-巯基-4（或5）-甲基苯并咪唑锌（ZMMBI）.

The rubber antioxidant 2-mercapto-4 (or 5)-methylbenzimidazole zinc salt, known as ZMMBI, is the subject of HG/T 6159-2023. The chemical industry standard sets the technical requirements for the physical and chemical properties of the product, describes the rules for batching, sampling and testing, and covers marking, packaging, transport and storage. It applies to rubber antioxidant ZMMBI made from 2-mercapto-4 (or 5)-methylbenzimidazole, liquid caustic soda and zinc sulfate or zinc chloride as the main raw materials. The Ministry of Industry and Information Technology issued it on 28 July 2023 and it has applied since 1 February 2024.

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Document preview — HG/T 6159-2023

National Standard of the People's Republic of China

ICS: 83.040.20

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

1 Scope

1 Scope

This standard specifies the technical requirements for the physical and chemical properties of the rubber antioxidant 2-mercapto-4 (or 5)-methylbenzimidazole zinc (referred to as rubber antioxidant ZMMBI), and describes the corresponding batching rules, sampling, and test methods. Specifies aspects such as marking, packaging, transportation and storage. This standard applies to rubber antioxidant ZMMBI made from 2-mercapto-4 (or 5)-methylbenzimidazole, liquid caustic soda, zinc sulfate (or zinc chloride), etc. as the main raw materials.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Similar standards

GB/T 21841-2019|GB/T 8826-2019|GB/T 12756-2018

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