Process for purifying and separating cannabinoids from dried cannabis and cannabis leaves

摘要

Methods for purifying and separating cannabinoids such as cannabidiol and tetrahydrocannabinol from, for example, dried cannabis and cannabis leaves include a continuous pseudo-moving bed process and filtration, decolorization, activation or decarboxylation, dewaxing, polishing. , And one or more combinations of a series of purification steps involving crystallization can be used to separate cannabinoids from cannabis plants to obtain a variety of cannabinoid products. Cannabinoid products can be used in a variety of pharmaceutical and dietary supplement applications. [Selection diagram] Fig. 1