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GBZ114.2-2026: Nanomanufacturing - Technical specifications - Nano-enabled energy storage - Part 2: Blank detail specification - Electrodes of electrochemical capacitors
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Nanomanufacturing - Technical specifications - Nano-enabled energy storage - Part 2: Blank detail specification - Electrodes of electrochemical capacitors
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Basic data | Standard ID | GB/Z 114.2-2026 (GB/Z114.2-2026) | | Description (Translated English) | (Nanomanufacturing - Technical specifications - Nano-enabled energy storage - Part 2: Blank detail specification - Electrodes of electrochemical capacitors) | | Sector / Industry | National Standard | | Date of Issue | 2026-01-28 | | Date of Implementation | 2026-01-28 | GB/Z 114.2-2026: Nanomanufacturing - Technical specifications - Nano-enabled energy storage - Part 2: Blank detail specification - Electrodes of electrochemical capacitors
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GB /Z 114.2-2026.Specification for Nanomanufacturing Technology - Nanoenergy Storage Part 2.Blank Detailed Specification for Electrode Sheets for Electrochemical Capacitors
ICS 07.120
CCSF19
National Standardization Guiding Technical Documents of the People's Republic of China
Nanotechnology Specifications for Nanoenergy Storage
Part 2.Detailed Specifications for Blank Spaces
Electrode plates for electrochemical capacitors
Published on 2026-01-28
State Administration for Market Regulation
The State Administration for Standardization issued a statement.
Table of contents
Preface III
Introduction IV
1.Scope 1
2 Normative References 1
3.Terms and Definitions 2
3.1 General Terminology 2
3.2 Terminology related to capacitors 3
3.3 Product Description and General Procurement Information
3.4 Key Chemical Control Characteristics 5
3.5 Key Physical Control Characteristics 5
3.6 Key Structural Control Characteristics 5
3.7 Key Electrochemical Control Characteristics 6
3.8 Measurement Methods 7
4 General Rules for Measurement Methods 7
5.Information on electrode plates for electrochemical capacitors 8.
5.1 General Procurement Information 8
5.2 Key Chemical Control Characteristics 9
5.3 Physically Key Control Characteristics 10
5.4 Key Structural Control Characteristics 10
5.5 Key Electrochemical Control Characteristics 11
6.Test Methods 11
Appendix A (Normative) KCC Measurement Procedures --- Supporting Information 15
A.1 Water content. Karl Fischer method 15
A.2 Ash content. 15% by ignition method
A.3 Ash content. TGA 15
A.4 Magnetic impurities. ICP-MS 15
A.5 Magnetic impurities. ICP-OES 16
A.6 Magnetic impurities. AAS 16
A.7 Bending Strength. Tested using a cylindrical bending tester (16mm x...
A.8 Peel strength 16
A.9 Rebound Rate 17%
A.10 Electrolyte adsorption capacity 17
A.11 Contact angle 17°
A.12 Resistivity 17
A.13 Thickness 17
A.14 Surface density and compacted density 18
A.15 Specific surface area and pore volume 18
A.16 Surface roughness 18
A.17 Specific Capacitance. CCC and CCD 18
A.18 Voltage retention rate 19
A.19 Leakage Current. CCC, CCD, and CVD 19
A.20 Cycle life 19
A.21 Temperature Durability 19
A.22 Internal resistance. CCC, CCD 20
References 21
Foreword
This document is a standard or guiding technical document.
This document is in accordance with GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents".
Drafting is scheduled.
This document is Part 2 of GB /Z 114 "Nano Manufacturing Technology Specification for Nano Energy Storage". GB /Z 114 has published the following...
part.
---Part 1.Blank Detailed Specification for Nanoporous Activated Carbon for Electrochemical Capacitors;
---Part 2.Blank Detailed Specification for Electrode Sheets for Electrochemical Capacitors
This document is equivalent to IEC TS62565-5-2.2022 "Specification for Nanomaterials for Manufacturing - Part 5-2.Nanomaterials for Electrochemical Capacitors".
The document type of "Detailed Specification for Blank Energy Storage Electrode Sheets" has been changed from an IEC technical specification to a national standardization guidance document in my country.
document.
The following minimal editorial changes have been made to this document.
---To align with existing standards, the document name has been changed to "Nanomanufacturing Technology Specification for Nanoenergy Storage Part 2.Blank Details"
"Detailed Specifications for Electrode Sheets for Electrochemical Capacitors";
---The definition of the term "acquisition stream" has been corrected (see 3.3.9);
---The phrase "thin film bending test method" is corrected to "coating film cylindrical bending test method" (see Tables 3 and 6);
---Correct the SML of the contact angle to 1 (see Table 6).
Please note that some content in this document may involve patents. The issuing organization of this document assumes no responsibility for identifying patents.
This document was proposed by the Chinese Academy of Sciences.
This document is under the jurisdiction of the National Technical Committee on Standardization of Nanotechnology (SAC/TC279).
This document was drafted by. Shanxi Coal Chemistry Institute, Chinese Academy of Sciences; Guoke Tanmei New Materials (Huzhou) Co., Ltd.; and Zenis.
(Xiamen) Electric Power Technology Co., Ltd., Shenzhen Defang Nano Technology Co., Ltd., Ningbo CRRC New Energy Technology Co., Ltd., National Namibia
Mi Science Center, Shenzhen Institute of Standards and Technology, Tianjin Pulan Energy Technology Co., Ltd., China Three Gorges Corporation, Zhejiang Lan
Mupu Technology Co., Ltd., Xi'an Jiaotong University, Henan Polytechnic University Ordos Coal Clean Development and Utilization Research Institute, Hainan Power Industry Development
Exhibition Limited Liability Company.
The main drafters of this document are. Su Fangyuan, Chen Chengmeng, Yang Junjie, Xu Qinchao, Huang Xianhong, Huang Shunda, Chen Shibao, Wang Yuanhang, and Jing Ge.
Ge Guanglu, Gao Jie, Fan Yangbo, Jin Qingqing, Li Aihong, Liu Yanchao, Wu Zhilian, Han Xiaogang, Zhang Chuanxiang, Wang Zhenbing, Xu Cong, Yuan Jun, Liu Junchen
Zhao Huichun, Zhao Bin, Xing Baolin, Hong Jie.
Introduction
The GB /Z 114 series of documents, "Technical Specifications for Nanotechnology and Nanoenergy Storage", consists of the following two parts.
---Part 1.Blank Detailed Specification for Electrochemical Capacitors Using Nanoporous Activated Carbon. The purpose is to determine how to report electrochemical...
Key Controlled Characteristics (KCCs) of Nanoporous Activated Carbon for Capacitors, and How to Incorporate These Characteristics into Supplier and User Processes
The bilateral detailed specifications between the parties also provide measurement methods and relevant information on current standards for determining the KCC of electrochemical capacitors.
It provides detailed specifications for writers, outlining requirements for format, layout, and minimum content.
---Part 2.Blank Detailed Specification for Electrode Sheets in Electrochemical Capacitors. The purpose is to determine how to report on electrode sheets used in electrochemical capacitors.
The various KCCs of electrode sheets, and how to incorporate these characteristics into detailed bilateral specifications between suppliers and users, are also provided.
This document describes the measurement methods for KCC on electrode pads and provides relevant information on current standards. It also offers formatting, arrangement, and most recent specifications for those writing detailed guidelines.
The requirement is minimal content.
Electrochemical capacitors are valued for their ultra-fast charge/discharge capability, long cycle life, wide operating temperature range, high safety and reliability, and low maintenance costs.
Due to its advantages, it is widely used in electric vehicles, high-speed trains, aircraft, photovoltaics, wind power generation, and electronic equipment. In the production of electrochemical capacitors...
In the production process, the electrode sheet serves as a bridge between raw materials and the device. This is because the performance of the electrode sheet not only reflects the characteristics of the upstream raw materials but also determines...
The performance of electrochemical capacitors is determined by the electrode plates. Therefore, the performance of the electrode plates is crucial in the entire electrochemical capacitor industry chain.
To promote the development and commercialization of nanomaterials for electrode sheets, electrochemical capacitors, and their components, it is necessary to standardize product characteristics and...
Characterization methods. This document will benefit various stakeholders as follows. for material suppliers, it provides necessary feedback from manufacturers.
Feedback is provided to guide the design and production of raw materials; for end-product manufacturers, a toolkit for assessing product quality is offered to manage and improve [product quality].
This document addresses process control and increases product yield; it also provides guidance for reference testing methods for electrode classification in commercialization and trade; furthermore, this document...
This will strengthen the connection between material manufacturers and downstream users.
This document lists the key chemical, physical, structural, and electrochemical properties and measurement methods that significantly affect the performance of electrochemical capacitors.
These properties and characterization methods are not only applicable to electrode sheets for electrochemical capacitors, but also to the construction of electrode materials coated on current collectors.
His electrode pads are provided for reference.
Nanotechnology Manufacturing Specifications for Nanoenergy Storage
Part 2.Detailed Specifications for Blank Spaces
Electrode plates for electrochemical capacitors
1 Scope
This document provides detailed blank specifications for electrode plates used in electrochemical capacitors, listing relevant KCCs, including chemical, physical, and structural...
Structure and electrochemical properties.
This document applies to materials with nano/nanostructures (such as nanoporous activated carbon, graphene, carbon nanotubes, carbon black, carbon aerogel, carbon...).
Electrode plates for double-layer capacitors and pseudocapacitors (such as nanomaterial coated current collectors), other electrode plates can be used as a reference.
Furthermore, this document enables customers to specify requirements in a standardized manner and to validate electrodes for electrochemical capacitors using standardized methods.
Does the chip meet the required performance?
The characteristic values specified in this document are intentionally left blank, to be determined through negotiation between the customer and the electrochemical capacitor supplier. The customer or supplier may decide...
Attributes and characteristics that are not relevant to a specific application are categorized as "not applicable" or "not specified".
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
Note. GB/T 19587-2017 Determination of specific surface area of solid substances by gas adsorption BET method (ISO 9277.2010, IDT)
ISO 15901-2 Mercury intrusion porosimetry and gas adsorption methods for the determination of pore size distribution and porosity of solid materials – Part 2.Gas adsorption for the determination of nanopore size distribution and porosity.
Note. GB/T 21650.2-2008 Determination of Pore Size Distribution and Porosity of Solid Materials by Mercury Intrusion Porosimetry and Gas Adsorption Methods - Part 2.Analysis of Media by Gas Adsorption Method
Holes and macroholes (ISO 15901-2.2006, IDT)
ISO 25178 (all parts) Geometrical Product Specification (GPS) Surface Texture. Areas
Note. GB/T 33523 (all parts) Product Geometry Specification (GPS) - Surface Texture Zone Method [ISO 25178 (all parts)]
IEC TS62607-4-2 Key control characteristics of nanofabrication - Part 4-2.Physical properties of nanomaterials for energy storage and cathode materials
Note. GB/T 41232.2-2021 Key Control Characteristics of Nanomanufacturing - Nanoenergy Storage - Part 2.Density Testing of Nanomaterials for Cathodes (IEC /
TS62607-4-2.2016, IDT)
IEC TS62607-4-3 Key control characteristics for nanofabrication - Part 4-3.Contact and coating resistance of nanomaterials for energy storage
Note. GB/T 41232.3-2023 Key Control Characteristics of Nanomanufacturing - Nanoenergy Storage Part 3.Contact Resistivity and Coating Resistivity of Nanomaterials
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