专利类型:
相变材料专利导航
公开（公告）号:
US4561989A
申请日:
1984-07-30
申请局:
US
摘要:
A heat storage material comprises a sodium acetate-water system containing at least 53-69% by weight sodium acetate (CH3CO2Na), wherein said heat storage material is mixed with a thickener comprising polyvinyl alcohol, paraffin and one or two components selected from the group consisting of formaldehyde and acetone, and has stable performance and little change of heat storage capacity even under repeated storage and release of heat.
原始专利权人:
MATSUSHITA ELECTRIC IND CO LTD
受让人:
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
当前专利权人:
Panasonic Holdings Corp