Thermal regulating building materials and other construction components containing polymeric phase change materials
View Patent ↗In accordance with one aspect, a thermally regulating construction material comprises a base material and a polymeric phase change material bound to the base material, wherein the base material provides reversible temperature regulation properties to the building construction material. In accordance with another aspect, an insulation material for use in building construction comprises a base material and a polymeric phase change material bound to the base material, wherein the base material provides reversible temperature regulation properties to the insulation material. The base material may be selected from the group consisting of foam insulation, loose fill insulation, and batted insulation.
1. A material for energy management and peak energy reduction in a building structure, comprising:
a loose fill inorganic insulative base material;
a reflective barrier portion;
a microencapsulated phase change material; and
a functional polymeric phase change material that dynamically absorbs and releases heat to adjust heat transfer at or within a temperature stabilizing 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 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 microencapsulated phase change material and a third portion of the plurality of side chains are mechanically entangled with the loose fill inorganic insulative base material.
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 2 , 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 1 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 1 , wherein the loose fill inorganic insulative base material is selected from the group consisting of insulation, metal sheeting, glass, siding, particle board, flashing, or combinations of the foregoing.
7. A material for energy management and peak energy reduction in a building structure according to claim 1 , 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 substrate 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 1 , 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 1 , 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 1 , 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 1 , 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 loose fill inorganic insulative base material;
a reflective barrier portion;
a functional phase change material; and
a functional polymeric phase change material that dynamically absorbs and releases heat to adjust heat transfer at or within a temperature stabilizing 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 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 functional phase change material and a third portion of the plurality of side chains are mechanically entangled with the loose fill inorganic insulative base material.
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 loose fill inorganic base material,
a reflective barrier portion
a functional polymeric phase change material bound to the base material that dynamically absorbs and releases heat to adjust heat transfer at or within a temperature stabilizing 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 and a plurality of side chains, wherein a first portion of the plurality of polymer chains are mechanically entangled with the loose fill inorganic insulative base material.
16. The insulation material for use in building construction of claim 15 , wherein the loose fill organic base material is selected from the group consisting of foam insulation, and batted insulation.
17. 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.