GB/T 4608-1984
Test for melting point of semicrystalline polymers--Optical method

Be replaced

Standard No.

GB/T 4608-1984

Language

Chinese

Release Date

1984

Published By

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

Replace By

GB/T 16582-2008

Lastest

GB/T 16582-2008

Scope

This standard applies to the determination of the melting point of powdery, granular and flake partially crystalline polymers. This standard does not apply to the melting point determination of crystalline polymers with additives that interfere with birefringence.

GB/T 4608-1984 history

• 2008 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
• 1984 GB/T 4608-1984 Test for melting point of semicrystalline polymers--Optical method

GB/T 4608-1984 Test for melting point of semicrystalline polymers--Optical method was changed to 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.