GB/T 32020-2015: Polyvinyl Butyral Interlayer for Laminated Glass

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Scope

This Standard specifies the classification and specifications, requirements, test
methods, inspection rules and marking, packaging, transportation and storage of
polyvinyl butyral interlayer for laminated glass (hereinafter referred to as PVB
interlayer).
This Standard applies to interlay for laminated glass for automotive, construction and
other industries, which is made with the extrusion tape casting method with polyvinyl
butyral resin as the main material.

Basic Data

Standard ID	GB/T 32020-2015 (GB/T32020-2015)
Description (Translated English)	Polyvinyl Butyral Interlayer for Laminated Glass
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	G33
Classification of International Standard	83.140.10
Word Count Estimation	10,171
Date of Issue	2015-09-11
Date of Implementation	2016-04-01
Quoted Standard	GB/T 1040.3-2006; GB/T 2410-2008; GB/T 2828.1-2012; GB/T 2918-1998; GB/T 5137.3-2002; GB/T 6672-2001; GB/T 6673-2001; GB 11614-2009; GB/T 12027-2004; HG/T 3862-2006; QB/T 1290.2-2010
Regulation (derived from)	National Standard Announcement 2015 No.25
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 laminated glass with polyvinyl butyral interlayer film (hereinafter referred to as PVB film) of Classification and specifications, requirements, test methods, inspection rules and signs, packaging, transportation and storage. This Standard applies to polyvinyl butyral resin as the main raw material through extrusion casting method for forming an interlayer film for laminated glass in automotive, construction and the like.