GB/T 16577-2010 English PDF

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GB/T 16577-2010: Plastics -- Tetrahydroxy polyether polyols
Status: Valid

GB/T 16577: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 16577-2010	139	Add to Cart	3 days	Plastics -- Tetrahydroxy polyether polyols	Valid
GB/T 16577-1996	319	Add to Cart	3 days	Tetra-hydroxy polyether polyols	Obsolete

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Basic data

Standard ID: GB/T 16577-2010 (GB/T16577-2010)
Description (Translated English): Plastics -- Tetrahydroxy polyether polyols
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: G32
Classification of International Standard: 83.080; 83.080.20
Word Count Estimation: 6,663
Date of Issue: 2010-09-26
Date of Implementation: 2011-08-01
Older Standard (superseded by this standard): GB/T 16577-1996
Quoted Standard: GB/T 605-2006; GB/T 6678-2003; GB/T 6680-2003; GB/T 12008.1-2009; GB/T 12008.2-2010; GB/T 12008.3-2009; GB/T 12008.4-2009; GB/T 12008.5-2010; GB/T 12008.6-2010; GB/T 12008.7-2010; GB/T 22295-2008; GB/T 22313-2008
Regulation (derived from): National Standard Approval Announcement 2010 No.6 (Total No.161)
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 four hydroxyl polyether polyol 403, 405E, requirements 480H 's, , 466H test methods, inspection rules and signs, packaging, transport and storage. This standard applies to the ethylene diamine, pentaerythritol as the initiator, in the role of catalyst and ethylene oxide, propylene oxide ring-opening polymerization of four hydroxyl polyether polyol 403, 405E, 466H, 480H.

GB/T 16577-2010: Plastics -- Tetrahydroxy polyether polyols

---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.
Plastics. Tetrahydroxy polyether polyols ICS 83.080; 83.080.20 G32 National Standards of People's Republic of China Replacing GB/T 16577-1996 Four plastic hydroxy polyether polyol Issued on. 2010-09-26 2011-08-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard replaces GB/T 16577-1996 "Tetrahydroxystilbene polyether polyol." The main technical differences between standard compared with GB/T 16577-1996 is. --- Modify the structure and expression of the rule criteria; --- Revised technical requirements 403,466H products; --- Increased 405E, 480H products; --- Product rating from three rating changed to two levels, the product level from "high-class product, first-class products, qualified" to "excellent Products, qualified "; Standard Test Method for Determination of hydroxyl value ---, unsaturation and viscosity is increased to "A Method for the Arbitration Act"; --- Inspection rules to delete "batch does not exceed 100t"; --- Inspection rules to add a "bottle for testing, another bottle stored for future reference"; --- Storage of "storage period of six months" to "storage period of one year"; --- Cancellation of the original Appendix A "acid value"; --- Increase the informative Appendix A. Appendix A of this standard is an informative annex. 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 is drafted by. China Sinopec Asset Management Corporation Tianjin Petrochemical Company. Participated in the drafting of this Standard. China Sinopec Assets Management Corporation Shanghai Gaoqiao Company, Jiangsu Province chemical research all Ltd., Jiangsu Zhongshan Chemical Co., Ltd., the National Quality Supervision and Inspection Center of synthetic resin. The main drafters of this standard. Duxin Lei, Su Li, Xu Qing, Song Hongxia, Liu Rong, Wang Jiandong. This standard replaces the standards previously issued as follows. --- GB/T 16577-1996. Four plastic hydroxy polyether polyol

1 Scope

This standard specifies a four-hydroxy polyether polyol 403,405E, requirements 466H, 480H, test methods, inspection rules and signs, including Equipment, transportation and storage. This standard applies to ethylene diamine, pentaerythritol as initiator, in the catalyst with ethylene oxide, propylene oxide ring-opening polymerization of Four hydroxy polyether polyol 403,405E, 466H, 480H.

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, encourage the parties to the agreement are based on research Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard. GB/T 605-2006 Chemical Reagent Chroma General method GB/T 6678-2003 General Principles for Sampling Chemical Products GB/T 6680-2003 General rules for sampling liquid chemical products GB/T 12008.1-2009 plastic polyether polyols - Part 1. Designation system GB/T 12008.2-2010 plastic polyether polyols - Part 2. Specifications Determination of hydroxyl value. GB/T 12008.3-2009 plastic polyether polyol Part 3 GB/T 12008.4-2009 plastic polyether polyol Part 4. Determination of sodium and potassium GB/T 12008.5-2010 plastic polyether polyols - Part 5. Determination of acid value Determination of unsaturation. GB/T 12008.6-2010 plastic polyether polyols - Part 6 GB/T 12008.7-2010 plastic polyether polyols - Part 7. Determination of viscosity GB/T 22295-2008 transparent liquid color measurement method (Gardner Color) (ASTMD1544-2004, MOD) GB/T 22313-2008 plastic used to determine the production of polyurethane polyols water content (ISO 14897.2002, IDT)

3 representatives of major domestic product

Tetrahydroxy polyether polyol according to GB/T 12008.1-2009 named four hydroxyl polyether polyol products on behalf of major domestic and Table 1 The main purpose. NOTE. Four-hydroxy polyether polyol according to GB/T 12008.1-2009 classification and naming obtained previously using the standard specifications and control see Appendix A. Table 1 main representative products and their main purpose The main purpose specification 403 rigid polyurethane spray with the main raw material 405E rigid polyurethane spray with the main raw material The main raw material 466H soft polyurethane, cold molded, high resilience foam The main raw material 480H soft polyurethane, cold molded, high resilience foam

4 Requirements

4.1 Appearance No suspension, no mechanical impurities, uniform and transparent viscous liquid. ......

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