Thermal regulating building materials and other construction components containing phase change materials

• US 9,371,400 B2
• Filed: 06/18/2012
• Issued: 06/21/2016
• Est. Priority Date: 04/16/2010
• Status: Expired due to Fees

• Current Assignee: Latent Heat Solutions, LLC
• Original Assignee: Outlast Technologies, Incorporated
• Inventors: Hartmann, Mark, Roda, Greg, Eyal, Aharon
• Primary Examiner(s): Salvatore, Lynda
• Application Number:
  US13/525,676
• Publication Number:
  US 20130040526A1
• Time in Patent Office: 1,464 Days
• Field of Search: 442/136, 428/913, 428/402.2, 428/402.21, 428/402.24, 252/67
• US Class Current: 1/1
• CPC Class Codes: C08B 15/02 Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
• CPC Class Codes: C08F 120/32 containing epoxy radicals
• CPC Class Codes: C08F 220/1818 C13or longer chain (meth)acrylate, e.g. stearyl (meth)acrylate
• CPC Class Codes: C08F 220/325 containing glycidyl radical, e.g. glycidyl (meth)acrylate
• CPC Class Codes: C09K 5/063 Materials absorbing or liberating heat during crystallisation; Heat storage materials
• CPC Class Codes: D01F 1/10 Other agents for modifying properties
• CPC Class Codes: D06M 15/263 of unsaturated carboxylic acids; Salts or esters thereof
• CPC Class Codes: D06M 15/273 of unsaturated carboxylic esters having epoxy groups
• CPC Class Codes: D06M 2101/06 cellulosic
• CPC Class Codes: D21B 1/10 by cutting actions
• CPC Class Codes: E04B 1/76 specifically with respect to heat only heat insulation in general F16L59/00
• CPC Class Codes: Y02A 30/00 Adapting or protecting infrastructure or their operation
• CPC Class Codes: Y02B 30/90 Passive houses; Double facade technology
• CPC Class Codes: Y02P 20/10 Process efficiency
• CPC Class Codes: Y02W 30/64 Paper recycling
• CPC Class Codes: Y10S 428/913 Material designed to be responsive to temperature, light, moisture
• CPC Class Codes: Y10T 428/3188 Next to cellulosic
• CPC Class Codes: Y10T 442/696 Including strand or fiber material which is stated to have specific attributes [e.g., heat or fire resistance, chemical or solvent resistance, high absorption for aqueous compositions, water solubility, heat shrinkability, etc.]

Abstract

A material for energy management and peak energy reduction in a building structure, comprises an insulative base material, a first phase change material, and a functional polymeric phase change material that dynamically absorbs and releases heat to adjust heat transfer. The functional polymeric phase change material has at least one phase change temperature in the range between −10° C. and 100° C. and a phase change enthalpy of at least 5 Joules per gram, the functional polymeric phase change material including a plurality of polymer chains that include a backbone chain and a plurality of side chains, wherein a first portion of the plurality of polymer chains are crosslinked to each other, wherein a second portion of the plurality of polymer chains are crosslinked with the first phase change material and a third portion of the plurality of side chains are mechanically entangled with the inorganic insulative base material.

Claims

1. A material for energy management and peak energy reduction in a building structure, comprising:

a foam base material

a fire resistant material;

a first phase change material, the first phase change material disposed within a containment structure and dispersed within the foam base material; and

a functional polymeric phase change material dispersed within the foam base material that dynamically absorbs and releases heat to adjust heat transfer at or within a temperature range and having at least one phase change temperature in the range between −

10°

C. and 100°

C. and a phase change enthalpy of at least 5 Joules per gram, the functional polymeric phase change material being hydrophobic,

the functional polymeric phase change material including a plurality of polymer chains, the plurality of polymer chains including a backbone chain and a plurality of side chains, wherein a first portion of the plurality of polymer chains are crosslinked to each other, wherein a second portion of the plurality of polymer chains are crosslinked with the containment structure.

2. A material for energy management and peak energy reduction in a building structure according to claim 1, wherein the first portion of the plurality of side chains and the second portion of the plurality of side chains are crosslinked via one of covalent bonding or electrovalent bonding.

3. A material for energy management and peak energy reduction in a building structure according to claim 1, wherein the first portion of the plurality of side chains and the second portion of the plurality of side chains are crosslinked via direct bonding.

4. A material for energy management and peak energy reduction in a building structure according to claim 3, wherein the bonding is accomplished by a connecting compound.

5. A material for energy management and peak energy reduction in a building structure according to claim 2 further comprising at least one ingredient selected from a group consisting of a binder, a formulation, an additive, crosslinkers, blending polymers, compatibilizers, wetting agents, and combinations of the foregoing.

6. A material for energy management and peak energy reduction in a building structure according to claim 2, wherein the foam base material is selected from the group consisting of open cell foam and closed cell foam.

7. A material for energy management and peak energy reduction in a building structure according to claim 2, wherein the functional polymeric phase change material is selected from the group consisting of an acid anhydride group, an alkenyl group, an alkynyl group, an alkyl group, an aldehyde group, an amide group, an amino group and their salts, a N-substituted amino group, an aziridine, an aryl group, a carbonyl group, a carboxy group and their salts, an epoxy group, an ester group, an ether group, a glycidyl group, a halo group, a hydride group, a hydroxy group, an isocyanate group, a thiol group, a disulfide group, a silyl or silane group, an urea group, and an urethane group, and wherein the foam base material comprises at least one of cellulose, metal, wood, plastic, and glass.

8. A material for energy management and peak energy reduction in a building structure according to claim 2, wherein the functional polymeric phase change material comprises a double bond.

9. A material for energy management and peak energy reduction in a building structure according to claim 2, characterized in having phase change enthalpy of at least 2.0 Joules per gram.

10. A material for energy management and peak energy reduction in a building structure according to claim 2, wherein the functional polymeric phase change material comprises a hydrophilic crystallizable section.

11. A material for energy management and peak energy reduction in a building structure thermally regulating building construction material according to claim 2, wherein the functional polymeric phase change material comprises a hydrophobic crystallizable section.

12. A building construction material for energy management and peak energy reduction, comprising:

a foam base material;

a first phase change material, the first phase change material disposed within a containment structure and dispersed on the surface of the foam base material; and

a functional polymeric phase change material dispersed within the foam base material that dynamically absorbs and releases heat to adjust heat transfer at or within a temperature range and having at least one phase change temperature in the range between −

10°

C. and 100°

C. and a phase change enthalpy of at least 5 Joules per gram,

the functional polymeric phase change material including a plurality of polymer chains, the plurality of polymer chains including a backbone chain, wherein a first portion of the plurality of polymer chains are crosslinked to each other, wherein a second portion of the plurality of polymer chains are crosslinked with the containment structure.

13. The building construction material for energy management and peak energy reduction of claim 12, wherein the building construction material is selected from the group consisting of insulation, metal sheeting, glass, siding, particle board, flashing.

14. The building construction material for energy management and peak energy reduction of claim 12, wherein the building construction material further comprises an additive selected from the group consisting of an anti-microbial, an anti-fungal, a U/V blocker, and a moisture management material.

15. An insulation material for use in building construction, comprising:

a foam base material;

a particulate contained functional polymeric phase change material dispersed within or on the surface of the foam base material;

the functional polymeric phase change material dispersed within and bound to the foam base material, the functional polymeric phase change material dynamically absorbing and releasing heat to adjust heat transfer at or within a temperature range and having at least one phase change temperature in the range between −

10°

C. and 100°

C. and a phase change enthalpy of at least 5 Joules per gram, the functional polymeric phase change material including a plurality of polymer chains, the plurality of polymer chains including a backbone chain.

16. The insulation material for use in building construction of claim 15, further comprising a second portion of the plurality of polymer chains that are crosslinked via a covalent or electrovalent bond.

17. The insulation material for use in building construction of claim 15, wherein the particulate-based containment structure is selected from the group consisting of silica, zeolites, and carbon.

18. The building construction material for energy management and peak energy reduction of claim 15 further comprising a fire resistant material.