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GB/T 32678-2016: Rubber compounding ingredients - Highly dispersible silica, precipitated, hydrated
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| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 32678-2016 | English | 239 |
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Rubber compounding ingredients - Highly dispersible silica, precipitated, hydrated
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GB/T 32678-2016
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Basic data | Standard ID | GB/T 32678-2016 (GB/T32678-2016) | | Description (Translated English) | Rubber compounding ingredients - Highly dispersible silica, precipitated, hydrated | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G49 | | Classification of International Standard | 83.040.20 | | Word Count Estimation | 12,188 | | Date of Issue | 2016-06-14 | | Date of Implementation | 2017-01-01 | | Quoted Standard | GB/T 528; GB/T 531.1; GB/T 1232.1; GB/T 6030; GB/T 6038; GB/T 9869; GB/T 10722; GB/T 16584; GB/T 23656; GB/T 32698; HG/T 2404; HG/T 3061 | | Regulation (derived from) | National Standard Announcement No. 8 of 2016 | | 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 terms and definitions, classification and nomenclature methods, requirements and test methods, inspection rules and requirements for packaging, labeling, storage and transport of highly dispersed precipitated hydrated silicon dioxide (high dispersion white carbon). This standard applies to the rubber compound with highly dispersed precipitated hydrated silicon dioxide. | GB/T 32678-2016: Rubber compounding ingredients - Highly dispersible silica, precipitated, hydrated
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Rubber compounding ingredients - Highly dispersible silica, precipitated, hydrated
ICS 83.040.20
G49
National Standards of People's Republic of China
Rubber compounding agent Highly dispersed precipitated hydrated silicon dioxide
precipitated
2016-06-14 release
2017-01-01 Implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Management Committee released
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed by the China Petroleum and Chemical Industry Association.
This standard by the National Rubber and Rubber Products Standardization Technical Committee (SAC/TC35) centralized.
This standard drafting unit. China Rubber Group Carbon Black Industry Research and Design Institute, made silicon Chemical Co., Ltd., Wuxi Hengcheng Silicon Industry Co., Ltd.
Division, Fujian Shaxian Jinsha White Carbon Manufacturing Co., Ltd., Jinneng Technology Co., Ltd., Longxing Chemical Co., Ltd., Tonghua Shuanglonghua
Co., Ltd., Fujian Sanming Zhengyuan Chemical Co., Ltd., Shuangqian Group Co., Ltd., Zhuzhou Xinglong New Material Co., Ltd.
Division, Fujian Zhengsheng Inorganic Materials Co., Ltd., Jiangxi Black Cat Carbon Black Co., Ltd., Shandong Lianke White Carbon Co., Ltd., Fujian Yuanxiang
Chemical Co., Ltd.
The main drafters of this standard. Wang Dingyou, Deng Yi, Wang Yongqing, Lu Aiping, Fan Xizhou, Feng Jie, Hou Hegang, Bai Yingjie, Wan Huaping, Dong Wenwu,
ZHOU Min, WANG Jianfeng, DUAN Lihui, WU Xiaoqiang, FAN Zhengping, WANG Chenghui.
Rubber compounding agent Highly dispersed precipitated hydrated silicon dioxide
1 Scope
This standard specifies the terms and definitions of high dispersion precipitation of hydrated silicon dioxide (highly dispersed silica), classification and naming methods, requirements and testing
Test methods, inspection rules and packaging, labeling, storage and shipping requirements.
This standard applies to rubber compound high dispersion precipitation of hydrated silicon dioxide.
2 normative reference documents
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article
Pieces. For undated references, the latest edition (including all modifications) applies to this document.
GB/T 528 vulcanized rubber or thermoplastic rubber tensile stress and strain properties of the determination
GB/T 531.1 vulcanized rubber or thermoplastic rubber press hardness test method Part 1. Shore hardness tester (Shore hardness)
GB/T 1232.1 Unvulcanized rubber - Determination of disc shear viscometer - Part 1. Determination of Mooney viscosity
GB/T 6030 Rapid comparison of carbon black and carbon black/silica dispersion in rubber
GB/T 6038 rubber test compound dosing, kneading and vulcanizing equipment and operating procedures
Rubber vulcanization - Determination of vulcanization properties - Disk oscillating vulcanization method
GB/T 10722 Determination of total surface area and surface area of carbon black - Nitrogen adsorption method
GB/T 16584 Rubber vulcanization properties were determined using a rotorless vulcanizer
GB/T 23656 Rubber compounding agent - Determination of specific surface area of hydrated silica by CTAB method
GB/T 32698 Rubber compounding agent - Determination of particle size distribution of hydrated silicon dioxide - Laser diffraction method
Identification of HG/T 2404 Rubber Composites for Precipitation of Hydrated Silica in
HG/T 3061 rubber compound precipitation of hydrated silicon dioxide
3 terms and definitions
The following terms and definitions apply to this document.
3.1
Highly dispersed precipitated hydrated silica highly undispersiblesilica, precipitated, hydrated
Under certain conditions through the silicate solution and acid neutralization, precipitation reaction obtained in the form of amorphous particles in the form of white inorganic
material. In the rubber dispersion of 9.5 or more. The chemical formula is SiO2 · nH2O.
3.2
Median particle size mediandiameter
D50
The particle size of the sample when the cumulative percentage of the laser particle size distribution reaches 50% is in microns (μm).
3.3
Particles account for percentagerategreaterparticlesizethan18μm
R18
The cumulative percentage of particles in the laser particle size distribution curve with a diameter greater than 18 μm, expressed in%.
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