QB/T 4345-2012 (English Version) PDF

Scope: This standard specifies the requirements, test methods, inspection rules and marking, packaging, transportation and storage of polyurethane resin for protective shoe soles. This standard is applicable to two-component polyurethane resin for protective shoe soles consis ing of component A as the main component of a polyol mixture and component B as the main component of is cyanate prepolymer. It is also called the original solution for protective shoe soles in the industry. This standard also applies to polyurethane resins for safety shoe soles.

QB/T 4345-2012 Referenced Document

GB/T 1033.1-2008 Plastics.Methods for determining density of non-celluar plastics.Part1:Immersion method,liquid pyknometer method and titration method
GB/T 2 Fasteners.Ends of parts with external thread*， 2016-02-24 Update
GB/T 20385-2006 Textiles. Determination of organotin compounds
GB/T 20388-2006 Textiles. Determination of the content of phthalates
GB/T 20991-2007 Test methods for personal protective equipment shoes
GB/T 2828.1-2003 Sampling procedures for inspection by attributes--Part 1: Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection
GB/T 2912.1-1998 Textiles--Determination of formaldehyde--Part 1: Free and hydrolized formaldehyde (Water extraction method)
GB/T 2918-1998 Plastics--Standard atmospheres for conditioning and testing
GB/T 2941-2006 Rubber. General procedures for preparing and conditioning test pieces for physical test methods
GB/T 528-2009 Rubber,vulcanized or thermoplastic.Determination of tensile stress-strain properties
GB/T 529-2008 Rubber,vulcanized or thermoplastic.Determination of tear strength(Trouser,angle and crescent test pieces)
GB/T 606-2003 Chemical reagent General method for the determination of water Karl Fischer method
GB/T 6678-2003 General principles for sampling chemical products
GB/T 6680-2003 General rules for sampling liquid chemical products
GB/T 7193.2-1987 Unsaturated polyester resin--Determination of hydroxyl value