Patent · US Expired

Latent heat storage medium, method of manufacturing a nucleating agent and latent heat storage device

US4603004A · kind A · utility

0Cited by

2References

5Claims

0Family size

Assignee

U.S. Philips Corporation · US

Inventors

Johann Schroder · Aachen, DE
Vera Piel-Nicklich · Aachen, DE

Key dates

Filing date	Mar 26, 1985
Grant date	Jul 29, 1986
Priority date	—
Expiry date	Mar 26, 2005

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K5/063
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The precipitation product of sodium tungstate dihydrate from a melt of sodium acetate-trihydrate is a nucleating agent for latent heat storage medium on the basis of sodium acetate-trihydrate, which produces a sure and from the first storage cycle on defect-free nucleation of the sodium acetate-trihydrate at the melting point or only a few degrees below the melting point.

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