Heat storage material

Abstract

A heat storage material comprises NaCH.sub.3 COO.3H.sub.2 O as a main component and a nucleating agent comprising 95 to 10 wt. % of anhydrous sodium acetate and 5 to 90 wt. % of at least one of the other sodium salts selected from the group consisting of Na.sub.3 PO.sub.4, Na.sub.2 HPO.sub.4, NaH.sub.2 PO.sub.4, NaNH.sub.4 PO.sub.4.4H.sub.2 O, Na.sub.5 P.sub.3 O.sub.10, C.sub.6 H.sub.5 Na.sub.2 PO.sub.4.2H.sub.2 O, NaBO.sub.2.2H.sub.2 O, Na.sub.2 B.sub.4 O.sub.7.10H.sub.2 O, Na.sub.2 C.sub.2 O.sub.4, NaBr, NaCl, CH.sub.2 (COONa).sub.2.H.sub.2 O, (CHCOONa).sub.2.H.sub.2 O, (CH.sub.2 COONa).sub.2.6H.sub.2 O, HOC(CH.sub.2).sub.2 (COONa).sub.2.2H.sub.2 O, CH.sub.3 (CH.sub.2).sub.2 COONa, CH.sub.3 (CH.sub.2).sub.6 COONa, HOOCCH(NH.sub.2)(CH.sub.2).sub.2 COONa.H.sub.2 O sodium oleate, and sodium stearate.

Dependencies are inferred from the claim text.