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GB/T 11408-2013: Vulcanizing accelerator -- Dibenzothiazole disulfide (MBTS)
Status: Valid GB/T 11408: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 11408-2013 | English | 229 |
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Vulcanizing accelerator -- Dibenzothiazole disulfide (MBTS)
| Valid |
GB/T 11408-2013
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| GB/T 11408-2003 | English | 199 |
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Vulcanizing accelerator DM
| Obsolete |
GB/T 11408-2003
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| GB/T 11408-1989 | English | 239 |
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Vulcanizing accelerator DM
| Obsolete |
GB/T 11408-1989
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PDF similar to GB/T 11408-2013
Basic data | Standard ID | GB/T 11408-2013 (GB/T11408-2013) | | Description (Translated English) | Vulcanizing accelerator -- Dibenzothiazole disulfide (MBTS) | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G71 | | Classification of International Standard | 71.100.40 | | Word Count Estimation | 10,117 | | Older Standard (superseded by this standard) | GB/T 11408-2003 | | Quoted Standard | GB/T 191; GB/T 601; GB/T 603; GB/T 6678-2003; GB/T 6682-2008; GB/T 8170-2008; GB/T 11409-2008 | | Regulation (derived from) | National Standards Bulletin 2013 No. 10 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies the benzothiazole disulfide (abbreviated vulcanization accelerator MBTS) requirements, test methods, inspection rules, marking, packaging, transport and storage. This standard applies to the vulcanization accelerator MBT with oxyge | GB/T 11408-2013: Vulcanizing accelerator -- Dibenzothiazole disulfide (MBTS)---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Vulcanizing accelerator. Dibenzothiazole disulfide (MBTS)
ICS 71.100.40
G71
National Standards of People's Republic of China
Replacing GB/T 11408-2003
Vulcanization accelerator diphenyl benzothiazole disulfide (MBTS)
Issued on. 2013-07-19
2013-12-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard replaces GB/T 11408-2003 "vulcanization accelerator DM", compared with the GB/T 11408-2003 major technological changes
as follows.
--- The standard name "vulcanization accelerator DM" to "vulcanization accelerator diphenyl benzothiazole disulfide (MBTS)";
--- Increased CASRN (see Chapter 1);
--- Increased technical requirements and test methods for the mass fraction of free MBT (see Chapters 3 and 4.7);
--- Increase the purity of technical requirements and test methods of mass fraction (see Chapters 3 and 4.8);
--- Delete indexes and classification.
The standard proposed by China Petroleum and Chemical Industry Association.
This standard by the National Rubber and rubber products Standardization Technical Committee chemical additives division Technical Committee (SAC/TC35/SC12).
This standard is drafted by. Comay Chemical Corporation.
Participated in the drafting of this standard. Henan Province, opened Oakland Chemical Co., Ltd., Shandong Sunsine Chemical Co., Northeast Auxiliary Chemical Industry Co.,
The company, Tianjin Organic Chemical Plant, Puyang Wei Lin Chemical Co., Ltd., Rongcheng City Chemical Plant Co., Ltd.
The main drafters of this standard. Wang Shuhua, Bai Chunmei, Sun Guiying.
This standard was first published in 1989, the first revision in 2003, this is the second revision.
Vulcanization accelerator diphenyl benzothiazole disulfide (MBTS)
1 Scope
This standard specifies the diphenyl disulfide benzothiazole (referred vulcanization accelerator MBTS) requirements, test methods, inspection rules, marks, packages
Loading, transport and storage.
This standard applies to the vulcanization accelerator MBT with oxygen, sodium nitrite, hydrogen peroxide, chlorine and other oxidants prepared as vulcanization accelerators
MBTS.
Molecular formula. C14H8N2S4.
Structure.
Molecular weight. 332.44 (according to 2011 international relative atomic mass).
CASRN. 120-78-5.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 191 Packaging - Pictorial signs
Preparation of GB/T 601 chemical reagent standard titration solution
GB/T 603 chemical reagent in test methods - Preparations with
GB/T 6678-2003 General Principles for Sampling Chemical Products
Laboratory use specifications and test methods GB/T 6682-2008 Analysis
GB/T 8170-2008 revised value represents about rules and limit values \u200b\u200band judgment
GB/T 11409-2008 rubber antioxidant, vulcanization accelerator Test Method
3 Requirements
Vulcanization accelerator MBTS technical requirements and corresponding test methods shall comply with the requirements in Table 1.
1 vulcanization accelerator MBTS technical requirements and test methods for tables
Item Index Test Method
(1) the appearance of an off-white to pale yellow powder or granular visual
(2) Melting point/℃ ≥ 164.0 GB/T 11409-2008 of 3.1
(3) heating loss mass fraction /% ≤ 0.40 GB/T 11409-2008 of 3.4
(4) Ash mass fraction /% ≤ 0.50 GB/T 11409-2008 3.7
(5) sieve residue a (150μm) mass fraction /% ≤ 0.10 GB/T 11409-2008 3.5
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