GB/T 1632.4-2020
Plastics—Determination of the viscosity of polymers in dilute solution using capillary viscometers—Part 4:Polycarbonate(PC) moulding and extrusion materials

Standard No.

GB/T 1632.4-2020

Language

Chinese

Release Date

2020

Published By

国家市场监督管理总局、中国国家标准化管理委员会

Lastest

GB/T 1632.4-2020

Scope

This part of GB/T1632 specifies the method for determining the viscosity number (also known as reduced viscosity) and relative viscosity of polycarbonate dilute solution. This section applies to polycarbonate (PC) pure materials and blends and mixtures with or without adding other fillers.

GB/T 1632.4-2020 Referenced Document

• GB/T 11415-1989 Laboratory sintered(fritted) filters--Porosity grading, classification and designation
• GB/T 30514-2014 Glass capillary kinematic viscometers.Specifications and operating instructions
• ISO 4793:1980 Laboratory sintered (fritted) filters; Porosity grading, classification and designation

GB/T 1632.4-2020 history

• 2020 GB/T 1632.4-2020 Plastics—Determination of the viscosity of polymers in dilute solution using capillary viscometers—Part 4:Polycarbonate(PC) moulding and extrusion materials

GB/T 1632.4-2020 -All Parts