Coated articles with microcapsules and other containment structures incorporating functional polymeric phase change materials
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B32B-005/16
D02G-003/00
B32B-003/00
D06N-003/00
D02G-003/40
D06M-023/12
F28D-020/02
C09K-005/08
C09D-201/02
출원번호
US-0779035
(2013-02-27)
등록번호
US-9797087
(2017-10-24)
발명자
/ 주소
Hartmann, Mark
Eyal, Aharon
Raz, Carmi
출원인 / 주소
OUTLAST TECHNOLOGIES, LLC
대리인 / 주소
Neugeboren O'Dowd PC
인용정보
피인용 횟수 :
0인용 특허 :
76
초록▼
An article comprises a substrate, a first functional polymeric phase change material, and a plurality of containment structures that contain the first functional polymeric phase change material. The article may further comprise a second phase change material chemically bound to at least one of the p
An article comprises a substrate, a first functional polymeric phase change material, and a plurality of containment structures that contain the first functional polymeric phase change material. The article may further comprise a second phase change material chemically bound to at least one of the plurality of containment structures or the substrate. In certain embodiments, the article further comprises a second phase change material and a binder that contains at least one of the first polymeric phase change material and the second phase change material. The containment structure may be a microcapsule or a particulate confinement material
대표청구항▼
1. A coated article, comprising: a first substrate, the first substrate including a first set of functional groups on a surface of the first substrate;a first coating covering at least a portion of the surface of the first substrate, the first coating comprising a binder containing a first functiona
1. A coated article, comprising: a first substrate, the first substrate including a first set of functional groups on a surface of the first substrate;a first coating covering at least a portion of the surface of the first substrate, the first coating comprising a binder containing a first functional polymeric phase change material having a block copolymer with a hydrophilic segment and a hydrophobic segment,a plurality of microcapsules dispersed within the binder and comprising a second functional group, the plurality of microcapsules having sizes in the range of 1 micron to 15 microns, the plurality of microcapsules containing a material having the capability of absorbing or releasing heat and having at least one phase change temperature in the range between −10° C. and 100° C., the binder further having a second functional polymeric phase change material and a glass transition temperature in the range of −110° C. to 40° C., at least a portion of the binder exposed to the first substrate; and wherein at least one of the second functional groups is chemically bonded to at least one of the first set of functional groups. 2. The coated article of claim 1, wherein the first substrate is one of a fabric, a foam, a yarn, a fiber, or a leather. 3. The coated article of claim 1, wherein the first substrate is formed of at least one of cellulose, silk, wool, polyester, or polyamide. 4. The coated article of claim 1, wherein the glass transition temperature of the binder is in the range of −110° C. to −75° C. 5. The coated article of claim 1, wherein the binder is a silicon-containing polymer that includes a first set of epoxy groups chemically bonded to a second set of carboxy groups in the plurality of microcapsules. 6. The coated article of claim 5, wherein the silicon-containing polymer includes from 0.2 percent to 5 percent by weight of the first set of epoxy groups. 7. The coated article of claim 6, wherein the silicon-containing polymer includes from 0.1 percent to 20 percent by weight of the set of amino groups. 8. The coated article of claim 1, wherein the binder is a polyglycol that includes a set of epoxy groups. 9. The coated article of claim 1, wherein the binder is a polyol that includes a set of isocyanate groups. 10. The coated article of claim 9, wherein the polyol includes from 5 percent to 30 percent by weight of the set of isocyanate groups. 11. The coated article of claim 1, wherein at least one of the plurality of microcapsules is chemically bonded to both the first substrate and at least one of the first functional polymeric phase change material or the second functional polymeric phase change material in the binder. 12. The coated article of claim 1, wherein at least one of the plurality of microcapsules is covalently bonded via at least one of an amide group, an ester group, an ether group, an urea group, and an urethane group. 13. The coated article of claim 1, wherein at least one of the plurality of microcapsules is ionically bonded to the first substrate and the binder. 14. The coated article of claim 1, wherein the sizes of the plurality of microcapsules are in the range of 1 micron to 5 microns. 15. The coated article of claim 1, wherein the plurality of microcapsules are monodisperse with respect to their sizes. 16. The coated article of claim 1, wherein the binder includes from 1 percent to 100 percent by dry weight of the plurality of microcapsules containing the phase change material. 17. The coated article of claim 1, wherein the plurality of microcapsules and the phase change material correspond to a first plurality of microcapsules and a first phase change material, respectively, and the first coating further includes a second plurality of microcapsules dispersed in the binder. 18. The coated article of claim 17, wherein at least one of the second plurality of microcapsules is chemically bonded to at least one of the substrate or the binder. 19. The coated article of claim 17, wherein the second plurality of microcapsules contain a second phase change material that is different from the first phase change material. 20. A temperature regulating article, comprising: a coated article comprising a first substrate, the first substrate including a first set of functional groups on a surface of the first substrate, the first substrate formed from a fiber or fabric base material;a first coating covering at least a portion of the surface of the first substrate, the first coating comprising a binder containing a functional polymeric phase change material having a block copolymer with a hydrophilic segment and a hydrophobic segment;a plurality of microcapsules dispersed within the binder and comprising a second functional group, the plurality of microcapsules having sizes in the range of 1 micron to 15 microns, the plurality of microcapsules containing a material having the capability of absorbing or releasing heat and having at least one phase change temperature in the range between −10° C. and 100° C., the binder further having another functional polymeric phase change material and a glass transition temperature in the range of −110° C. to 40° C., at least a portion of the binder exposed to the first substrate; and whereinat least one of the second functional groups is chemically bonded to at least one of the first set of functional groups. 21. The temperature regulating article of claim 20, wherein: the hydrophilic segment is selected to provide the coated article with at least one of an extended temperature regulating capacity, a recharging capacity, or an adjustable transition temperature; andthe hydrophobic segment is selected to provide the coated article with a resistance to at least one of grease, dirt, or stains. 22. A method of making a coated article, comprising: providing a first substrate, the first substrate including a first set of functional groups on a surface of the first substrate;depositing a first coating on at least a portion of the surface of the first substrate, the first coating comprising a binder containing a functional polymeric phase change material having a block copolymer with a hydrophilic segment and a hydrophobic segment, a plurality of microcapsules dispersed within the binder and comprising a second functional group, the plurality of microcapsules having sizes in the range of 1 micron to 15 microns, the plurality of microcapsules containing a material having the capability of absorbing or releasing heat and having at least one phase change temperature in the range between −10° C. and 100° C., the binder further having another functional polymeric phase change material and a glass transition temperature in the range of −110° C. to 40° C.;wherein depositing a first coating comprises exposing at least a portion of the binder to the first substrate; andchemically bonding at least one of the second functional groups to at least one of the first set of functional groups. 23. The coated article of claim 1, wherein: the block copolymer is an AB block copolymer. 24. The coated article of claim 1, wherein: the first coating covers a portion of the surface of the first substrate; andthe coated article comprises a second coating , the second coating having a polymer with a third set of functional groups, the third set of functional groups providing a functionality different from a functionality of the first coating. 25. The coated article of claim 1, wherein: at least one of the first functional polymeric phase change material or the second functional polymeric phase change material penetrates the surface of the substrate and permeates at least a portion of the substrate. 26. The coated article of claim 25, wherein: the binder comprises a functional group chemically bonded to at least two of: the first functional polymeric phase change material, the plurality of microcapsules, or the substrate. 27. The coated article of claim 1, wherein: the binder is chemically bonded to the plurality of microcapsules and a functional group in the first functional polymeric phase change material. 28. The coated article of claim 1, wherein: the binder is a polymer having a functional group chemically bonded to at least one of the first functional polymeric phase change material, the second functional polymeric phase change material, the plurality of microcapsules, or the substrate. 29. The coated article of claim 1, wherein: at least one of the first functional polymeric phase change material or the second functional polymeric phase change material is chemically bound to the substrate.
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