Patent · US Expired

Macrocapsules containing microencapsulated phase change materials

US6703127B2 · kind B2 · utility

64Cited by
12References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 27, 2001
Grant dateMar 9, 2004
Priority date
Expiry dateJan 21, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2991
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention is directed to thermal energy storage compositions comprising macrocapsules containing therein a plurality of microcapsules and to methods for producing macrocapsules containing microcapsules. In accordance with some embodiments of the present invention, the microcapsules contain a phase change material.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.