Term: primary crystallization
https://doi.org/10.1351/goldbook.P04827

Definition:
The first stage of crystallization, considered to be ended when most of the spherulite surfaces impinge on each other. In isothermal crystallization, primary crystallization is often described by the Avrami equation.

Related Terms:
1) crystallization (http://doi.org/10.1351/goldbook.C01434).
2) avrami equation (http://doi.org/10.1351/goldbook.A00545).
3) spherulite (http://doi.org/10.1351/goldbook.S05859).

Source: Purple Book, 1st ed., p. 85 (http://old.iupac.org/publications/books/author/metanomski.html)

Citation: 'primary crystallization' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.P04827

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