Thermal insulation with thin phase change layer
First Claim
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1. A heat insulation blanket for reducing heat transfer between adjacent spaces, comprising:
- at least two plies of thermoplastic sheet material in superposed relationship and having opposing inner surfaces, and a seal, wherein the seal connects the plies of sheet material, and wherein the seal and the opposing inner surfaces of the superposed plies define a cell, the cell containing a volume of a thermal stabilizing composition comprising a phase change material admixed with a support material and a nucleator, wherein the phase change material comprises a supersaturated solution of calcium chloride hexahydrate, the support material comprises a diatomaceous earth, and the nucleator is calcium chloride dihydrate.
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Abstract
The present disclosure encompasses provides thermal stabilizer compositions comprising a phase change material admixed with a support material such as a diatomaceous earth, and a nucleator. The present disclosure further encompasses a heat insulation blanket for reducing heat transfer between adjacent spaces, comprising at least two plies of thermoplastic sheet material in superposed relationship and a seal, wherein the seal connects the plies of sheet material to form a cell containing a volume of a thermal stabilizer comprising a phase change material, a support material such as a diatomaceous earth, and a nucleator.
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5 Claims
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1. A heat insulation blanket for reducing heat transfer between adjacent spaces, comprising:
- at least two plies of thermoplastic sheet material in superposed relationship and having opposing inner surfaces, and a seal, wherein the seal connects the plies of sheet material, and wherein the seal and the opposing inner surfaces of the superposed plies define a cell, the cell containing a volume of a thermal stabilizing composition comprising a phase change material admixed with a support material and a nucleator, wherein the phase change material comprises a supersaturated solution of calcium chloride hexahydrate, the support material comprises a diatomaceous earth, and the nucleator is calcium chloride dihydrate.
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2. A heat insulation blanket for reducing heat transfer between adjacent spaces, comprising:
- at least two plies of thermoplastic sheet material in superposed relationship and having opposing inner surfaces, and a seal, wherein the seal connects the plies of sheet material, and wherein the seal and the opposing inner surfaces of the superposed plies define a cell, the cell containing a volume of a thermal stabilizing composition comprising a phase change material admixed with a support material and a nucleator, wherein the phase change material comprises a mixture of strontium chloride hexahydrate, potassium chloride, and calcium chloride admixed with a support material, the support material comprises a diatomaceous earth, and the nucleator is calcium chloride dihydrate.
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3. A heat insulation blanket for reducing heat transfer between adjacent spaces, comprising:
- at least two plies of thermoplastic sheet material in superposed relationship and having opposing inner surfaces, and a seal, wherein the seal connects the plies of sheet material, and wherein the seal and the opposing inner surfaces of the superposed plies define a cell, the cell containing a volume of a thermal stabilizing composition comprising a phase change material admixed with a support material and a nucleator, wherein the thermal stabilizing composition comprises;
a first mixture comprising about 200 parts by weight water, about 10 parts by weight strontium chloride hexahydrate, 10 parts by weight potassium chloride and 200 parts by weight anhydrous calcium chloride, a second mixture comprising a diatomaceous earth support material admixed with the nucleator in the weight ratio of about 3;
1, wherein the nucleator is calcium chloride dihydrate, andwherein the first and second mixtures are joined in a mixture of about 1 part by weight of the first mixture to about 2 parts by weight of the second mixture. - View Dependent Claims (4, 5)
- at least two plies of thermoplastic sheet material in superposed relationship and having opposing inner surfaces, and a seal, wherein the seal connects the plies of sheet material, and wherein the seal and the opposing inner surfaces of the superposed plies define a cell, the cell containing a volume of a thermal stabilizing composition comprising a phase change material admixed with a support material and a nucleator, wherein the thermal stabilizing composition comprises;
Specification