GB/T 31124-2014
Poly propylene carbonate (PPC) (English Version)
- Standard No.
- GB/T 31124-2014
- Language
- Chinese, Available in English version
- Release Date
- 2014
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 31124-2014
- Scope
- This standard specifies the technical requirements, test methods, inspection rules, signs, packaging, transportation and storage of polypropylene carbonate (PPC) products. This standard applies to polypropylene carbonate (PPC) resin and PPC polyols prepared by catalytic polymerization of carbon dioxide and propylene oxide.
GB/T 31124-2014 Referenced Document
- GB/T 1033.3-2010 Plastics.Methods for determining the density of non-cellular plastics.Part 3:Gas pyknometer method
- GB/T 1040.2-2006 Plastics. Determination of tensile properties. Part 2: Test conditions for moulding and extrusion plastics
- GB/T 1043.1-2008 Plastics.Determination of charpy impact properties.Part 1:Non-instrumented impact test
- GB/T 12008.3-2009 Plastic.Polyether polyols.Part 3:Determination of hydroxyl number
- GB/T 12008.5-2010 Plastics.Polyether polyols.Part 5:Determination of acidity as acid number
- GB/T 12008.7-2010 Plastics.Polyether polyols.Part 7:Determination of viscosity
- GB/T 1927 Method of sample tree collection for physical and mechanical tests of wood
- GB/T 19276.1-2003 Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium--Method by measuring the oxygen demand in a closed respirometer
- GB/T 19276.2-2003 Determination of the ultimate aerobic biodegradability of plastic materials in an aqueous medium--Method by analysis of evolved carbon dioxide
- GB/T 19277.1-2011 Determination of the ultimate aerobic biodegradability of plastic materials under conctrolled composting conditions.Method by analysis of evolved cabon dioxide.Part 1: General method
- GB/T 2547-2008 Plastic resins-Sampling
- GB/T 2918-1998 Plastics--Standard atmospheres for conditioning and testing
- GB/T 3682-2000 Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics
- GB/T 6680 General rules for sampling liquid chemical products
- GB/T 9345.1-2008 Plastics.Determination of ash.Part1:General methods
- GB/T 9352-2008 Plastic.Compression moulding of test specimens of thermoplastic materials
GB/T 31124-2014 history
- 2014 GB/T 31124-2014 Poly propylene carbonate (PPC)
