ISO/NP 25307.2

Butadiene rubber (BR), raw — Quantitative test methods for cold flow ISO/NP 25307.2

General information

Current stage: 10.20 New project ballot initiated Nov 7, 2024

Originator: ISO

Owner: ISO/TC 45/SC 3 Raw materials (including latex) for use in the rubber industry

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 25307.2
10.20 New project ballot initiated
Nov 7, 2024