hyperbranched polymer

https://doi.org/10.1351/goldbook.09618

Substance composed of hyperbranched macromolecules.

Note: The term "dendrigraft" is sometimes used for hyperbranched polymers of low molar-mass-dispersity. The use of "dendrigraft" is not acceptable.
Source:
PAC, 2019, 91, 523. 'Nomenclature and terminology for dendrimers with regular dendrons and for hyperbranched polymers (IUPAC Recommendations 2017)' on page 532 (https://doi.org/10.1515/pac-2016-1217)