초록

The invention relates to gel-coated microcapsules which have improved mechanical stress- and flame-resistance. A method for making the gel coated microcapsules is also provided. Phase change materials can be included in the microcapsules to provide thermal control in a wide variety of environments.

대표청구항 ▼

[ What is claimed is:] [1.] A method of producing gel-coated microcapsules, the method comprising:(a) providing a mixture of microcapsules and an aqueous sol, wherein the aqueous sol comprises a mixture of at least one gel precursor, a catalyst, an alcohol and water;(b) spray drying the mixture of m

[ What is claimed is:] [1.] A method of producing gel-coated microcapsules, the method comprising:(a) providing a mixture of microcapsules and an aqueous sol, wherein the aqueous sol comprises a mixture of at least one gel precursor, a catalyst, an alcohol and water;(b) spray drying the mixture of microcapsules and aqueous sol before the mixture has gelled; and(c) allowing the spray dried mixture to gel.