Published
Cancels and replaces the first edition (1989). Specifies a method for determining the exothermic reactivity of thermosetting liquid phenolic resins when mixed with an acid hardener under specified conditions. The results of the determination are used as a means of assessing the behaviour of the resin during processing.
WITHDRAWN
ISO 9771:1989
PUBLISHED
ISO 9771:1995
90.93
Standard confirmed
Jun 5, 2026