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GB/T 24411-2009: Phenolic resin for friction materials
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 24411-2009 | English | 489 |
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Phenolic resin for friction materials
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GB/T 24411-2009
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Basic data | Standard ID | GB/T 24411-2009 (GB/T24411-2009) | | Description (Translated English) | Phenolic resin for friction materials | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | G32 | | Classification of International Standard | 83.080.20 | | Word Count Estimation | 21,259 | | Date of Issue | 2009-09-30 | | Date of Implementation | 2010-02-01 | | Quoted Standard | GB/T 601-2002; GB/T 603-2002; GB/T 606-2003; GB/T 2035-2008; GB/T 2794-1995; GB/T 2916-2007; GB/T 3723-1999; GB/T 6678-2003; GB/T 6680-2003; GB/T 6682-2008; GB/T 9722-2006; HG/T 2501-1993 | | Regulation (derived from) | National Standard Approval Announcement 2009 No.10 (Total No.150) | | 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 friction material with phenolic resin product categories, grading, model, technical requirements, test methods, inspection rules, and packaging, signs, transport, storage, certificate of competency and safety requirements. This standard applies to formaldehyde, phenol as main raw material for the synthesis of producing friction phenolic resin. | GB/T 24411-2009: Phenolic resin for friction materials---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.
Phenolic resin for friction materials
ICS 83.080.20
G32
National Standards of People's Republic of China
Friction Materials Phenolic Resin
Posted 2009-09-30
2010-02-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
Appendix A of this standard is a normative appendix.
The standard proposed by China Petroleum and Chemical Industry Association.
This standard by the National Standardization Technical Committee of plastic products and plastic resins General Methods Chapter (SAC/TC15/SC4) centralized.
This standard was drafted. Shandong Shengquan Chemical Corporation.
Participated in the drafting of this standard. National Quality Supervision and Inspection Center of synthetic resin, Friction Materials Co., Ltd., Hangzhou, Hangzhou, Hunan Bo steam
Brake Material Co., Ltd., National Non-metallic mineral products Quality Supervision and Inspection Center.
The main drafters of this standard. Tang Lulin, Zhang Zhimin, Li Chih-fang, Wang Jiandong, Huangshun Min, He Yun fruit, Jiao Hongbin.
Friction Materials Phenolic Resin
1 Scope
This standard specifies the friction material with phenolic resin product sorting, grading, models, technical requirements, test methods, inspection rules and packaging,
Signs, transportation, storage, certificate of competency and safety requirements.
This standard applies to formaldehyde, phenol as the main raw material production of synthetic phenolic resin friction materials.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard. However, according to research encourages the parties to the agreement
Study whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
Preparation of GB/T 601-2002 Chemical Reagent standard titration solution
GB/T 603-2002 Chemical Reagent Test Methods - Preparations with
GB/T 606-2003 Chemical Reagent Moisture common method Karl Fischer method
GB/T 2035-2008 Plastics terms and definitions
Adhesives - Determination of viscosity 2794-1995 GB/T
Sieve analysis GB/T 2916-2007 Plastics - Vinyl chloride homopolymer and copolymer resins with an air jet sieve apparatus
GB/T 3723-1999 General Industrial chemicals safety sampling
GB/T 6678-2003 General Principles for Sampling Chemical Products
GB/T 6680-2003 General rules for sampling liquid chemical products
Laboratory use specifications and test methods GB/T 6682-2008 Analysis
GB/T 9722-2006 General chemical reagent gas chromatography
Determination of HG/T 2501-1993 phenolic resin pH value
3 Terms and Definitions
GB/T 2035-2008 and established the following terms and definitions apply to this standard.
3.1
It contains large amounts of soluble active methylol phenolic resole resin, hydroxymethyl resin can be further reacted rendered infusible.
3.2
Compound (e.g., formaldehyde to phenol molar ratio of A is less than 1.1, the thermoplastic phenolic resin is normally kept, that with the proper amount to provide bridging
Aldehyde or hexamethylenetetramine) when heated generate insolubles.
3.3
Quality phenolic resin residual phenol percentage of the total mass of the resin.
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