ISO/NP 25307

Butadiene rubber (BR), raw — Quantitative test methods for cold flow

General information

Current stage: 10.60 Effective date: Sep 6, 2024

Originator: ISO

Owner: ISO/TC 45/SC 3

Type: International Standard

Scope

This document specifies two methods for the determination of cold flow characteristics of raw polybutadiene
rubber (BR):
— Method A is a stress relaxation method using the rotorless rheometer;
— Method B is a creep testing method using compression assembly.

Life cycle

NOW

IN_DEVELOPMENT
ISO/NP 25307
10.60 Close of voting
Sep 6, 2024

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