GB/T 41929-2022
Plastics—Epoxy resins—Test methods (English Version)

Standard No.

GB/T 41929-2022

Language

Chinese, Available in English version

Release Date

2022

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 41929-2022

Scope

This document describes methods for the determination of the physical and chemical properties of epoxy resins. This document applies to the determination of the physical and chemical properties of epoxy resins.

GB/T 41929-2022 Referenced Document

• GB/T 15223 Plastics.Liquid resins.Determination of density by the pyknometer method
• GB/T 16582-2008 Plastics.Determination of melting behaviour (melting temperature of melting range)of semi-crystalline polymers by capillary tube and polarizing-microscope methods
• GB/T 1725 Paints,varnishes and plastics.Determination of non-volatile-matter content
• GB/T 19466.3 Plastics-Differential scanning calorimetry(DSC)-Part 3:Determination of temperature and enthalpy of melting and crystallization
• GB/T 21775 Determination of flash point.Closed cup equilibrium method
• GB/T 22314 Plastics.Epoxide resins.Determination of viscosity
• GB/T 24148.9 Plastics.Unsaturated polyester resins (UP-R).Part 9:Determination of overall volume shrinkage
• GB/T 32683.1 Plastics.Determination of viscosity using a falling-ball viscometer.Part 1: Inclined-tube method
• GB/T 3536 Petrolem products.Determination of flash and fire points.Cleveland open cup method
• GB/T 40280 Plastics—Resins in the liquid state or as emulsions or dispersions—Determination of apparent viscosity using a single cylinder type rotational viscometer method
• GB/T 4612 Plastics.Epoxy compounds.Determination of epoxy equivalent
• GB/T 4618.1 Plastics.Epoxy resins.Determination of chlorine content.Part1:Inorganic chlorine
• GB/T 4618.2 Plastics.Epoxy resins.Determination of chlorine content.Part2:Easily saponificable chlorine
• GB/T 9281.1 Clear liquids. Estimation of colour by the Gardner colour scale. Part 1: Visual method
• GB/T 9282.1 Clear liquids. Estimation of colour by the platinum-cobalt scale. Part 1: Visual method
• GB/T 9345.1-2008 Plastics.Determination of ash.Part1:General methods
• ISO 12058-1:1997 Plastics - Determination of viscosity using a falling-ball viscometer - Part 1: Inclined-tube method
• ISO 21318 Plastics - Epoxy resins - Determination of electrical conductivity of aqueous resin extracts
• ISO 21627-2:2002 Plastics; Epoxy resins - Determination of chlorine content - Part 2: Easily saponifiable chlorine
• ISO 3675 Crude petroleum and liquid petroleum products — Laboratory determination of density — Hydrometer method — Amendment 1
• ISO 4615:1979 Plastics; Unsaturated polyesters and epoxide resins; Determination of total chlorine content
• ISO 4625-1 Binders for paints and varnishes — Determination of softening point — Part 1: Ring-and-ball method
• ISO 4630-1:2004 Clear liquids - Estimation of colour by the Gardner colour scale - Part 1: Visual method
• ISO 4895 Plastics - Liquid epoxy resins - Determination of tendency to crystallize
• ISO 6271-1:2004 Clear liquids - Estimation of colour by the platinum-cobalt scale - Part 1: Visual method
• ISO 7327 Plastics - Hardeners and accelerators for epoxide resins - Determination of free acid in acid anhydride
• ISO 9702 Plastics - Amine epoxide hardeners - Determination of content of primary, secondary and tertiary amine group nitrogen content

GB/T 41929-2022 history

• 2022 GB/T 41929-2022 Plastics—Epoxy resins—Test methods