GB/T 33397-2016 Active National standards

GB/T 33397-2016 Optical functional films—Cellulose triacetate(TAC) film—Determination of retardation

Publish Date: 2016-12-30 Implement Date: 2017-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 33397-2016

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Organic chemical raw materials

ICS Name: Other organic chemicals

Publish Date: 2016-12-30

Implement Date: 2017-07-01

Pages: 8 pages

Scope

This standard specifies the method of measuring the phase delay of cellulose triacetate (TAC) films using the rotating photon method, which includes the determination of surface phase delay and thickness phase delay. This standard is applicable to cellulose triacetate (TAC) films manufactured by the cast film process.