chain scission

of a polymer
https://doi.org/10.1351/goldbook.C00961
A chemical reaction resulting in the breaking of skeletal bonds.
Source:
PAC, 1996, 68, 2287. 'Glossary of basic terms in polymer science (IUPAC Recommendations 1996)' on page 2309 (https://doi.org/10.1351/pac199668122287)