General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 22027-2008
Scope
This standard establishes a nomenclature system for thermoplastic elastomers based on the chemical composition of polymers and related polymers. Specifies the symbols and abbreviations used by industry, commerce, and government to identify thermoplastic elastomers. This standard was established not to conflict with existing trade names and trademarks, but to complement them.
ISO 1043-1 Plastics — Symbols and abbreviated terms — Part 1: Basic polymers and their special characteristics AMENDMENT 1: New symbol ST for syndiotactic*, 2011-01-01 Update
GB/T 22027-2008 history
2008GB/T 22027-2008 Thermoplastic elastomers.Nomenclature and abbreviated terms