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.
B32B 33/00 - Layered products characterised by particular properties or particular surface features, e.g. particular surface coatingsLayered products designed for particular purposes not covered by another single class
D06M 15/267 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acidsSalts or esters thereof of unsaturated carboxylic esters having amino or quaternary ammonium groups
E04B 1/62 - Insulation or other protectionElements or use of specified material therefor
2.
FIBERS AND ARTICLES HAVING COMBINED FIRE RESISTANCE AND ENHANCED REVERSIBLE THERMAL PROPERTIES
A fabric, fiber or article comprising a plurality of fiber bodies, the plurality of fiber bodies including a first fiber material and a second fiber material, wherein the first fiber material comprises a cellulosic material and a phase change material dispersed in the cellulosic material, the phase change material forming a plurality of domains dispersed in the cellulosic material, the phase change material having a latent heat of at least 5 Joules per gram and a transition temperature in the range of 0°C to 100°C, the phase change material providing thermal regulation based on at least one of absorption and release of the latent heat at the transition temperature. Wherein the second fiber material comprises a fire resistant material.
A composition comprising a functional polymeric phase change material, the functional polymeric phase change material carrying at least one reactive function, wherein the reactive function is capable of forming at least a first electrovalent bond. In certain embodiments, the reactive function is capable of forming at least a first electrovalent bond with a second material. In other embodiments, the functional polymeric phase change material comprises at least one crystallizable section and may also comprise a backbone chain and a plurality of side chains, wherein the plurality of side chains form the crystallizable section.
B32B 5/16 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer formed of particles, e.g. chips, chopped fibres, powder
C08F 28/00 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a bond to sulfur or by a heterocyclic ring containing sulfur
4.
FUNCTIONAL POLYMERIC PHASE CHANGE MATERIALS AND METHODS OF MANUFACTURING THE SAME
A composition comprising a functional polymeric phase change material, the functional polymeric phase change material carrying at least one reactive function, wherein the reactive function is capable of forming at least a first covalent bond. In certain embodiments, the reactive function is capable of forming at least a first covalent bond with a second material. In other embodiments, the functional polymeric phase change material comprises at least one crystallizable section and may also comprise a backbone chain and a plurality of side chains, wherein the plurality of side chains form the crystallizable section.
An article comprises a functional polymeric phase change material bound to a substrate. In some aspects, the functional polymeric phase change material is either covalently or electrovalently bonded to the substrate. The functional polymeric phase change material can comprise a reactive function. The substrate comprises at least one of cellulose, wool, fur, leather, polyester and nylon. Methods of producing the articles are also disclosed.
B32B 5/16 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer formed of particles, e.g. chips, chopped fibres, powder
B32B 27/12 - Layered products essentially comprising synthetic resin next to a fibrous or filamentary layer
6.
MICROCAPSULES AND OTHER CONTAINMENT STRUCTURES FOR ARTICLES INCORPORATING FUNCTIONAL POLYMERIC PHASE CHANGE MATERIALS
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.
B32B 5/16 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer formed of particles, e.g. chips, chopped fibres, powder
7.
HEAT REGULATING ARTICLE WITH MOISTURE ENHANCED TEMPERATURE CONTROL
An article having reversible thermal regulation properties comprises a substrate and a functional polymeric phase change material having a heat carrying capacity. The article is further characterized by a chemical function having moisture adsorbing properties that increase the heat carrying capacity.
D06M 23/12 - Processes in which the treating agent is incorporated in microcapsules
D06N 3/00 - Artificial leather, oilcloth, or like material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
A coated article for providing a phased response to rapid temperature changes, comprises a substrate and a coating disposed on a portion of the substrate. The coating comprises a polymeric material, a first temperature regulating material having a transition temperature between 22° C and 50° C and disposed within a first plurality of microcapsules, and a second temperature regulating material having a transition temperature between 25° C and 45° C and disposed within a second plurality of microcapsules. The first temperature regulating material and the second temperature regulating material are dispersed in the polymeric material. The coating includes a plurality of regions of discontinuity formed by the coating that create exposed portions of the substrate to provide improved flexibility and air permeability to the coated article and wherein the coating provides a buffered response to rapid temperature changes.
C09K 5/00 - Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerantsMaterials for the production of heat or cold by chemical reactions other than by combustion
B32B 27/12 - Layered products essentially comprising synthetic resin next to a fibrous or filamentary layer
9.
STABLE SUSPENSIONS CONTAINING MICROCAPSULES AND METHODS FOR THE PREPARATION THEREOF
A stable suspension used for the production of temperature regulating fabrics. The suspension preferably comprises microcapsules comprising at least one phase-change material. A method for manufacturing the stable suspension that includes providing microcapsules containing a phase-change material, providing a solvent capable of dissolving a fabric-forming component selected from the group consisting of at least one of said polymer and precursors thereof, and mixing said solvent and said microcapsules to form said first suspension.
Cellulosic fibers having enhanced reversible thermal properties and applications of such cellulosic fibers are described. In one embodiment, a cellulosic fiber includes a fiber body including a cellulosic material and a set of microcapsules dispersed in the cellulosic material. The set of microcapsules contain a phase change material having a latent heat of at least 40 J/g and a transition temperature in the range of 0°C to 100°C, and the phase change material provides thermal regulation based on at least one of absorption and release of the latent heat at the transition temperature. The cellulosic fiber can be formed via a solution spinning process, and can be used in various products where thermal regulating properties are desired.
A coated article includes a substrate and a coating covering at least a portion of the substrate. The coating includes a binder having a glass transition temperature in the range of -110°C to -40°C. The coating also includes a set of microcapsules having sizes in the range of 1 micron to 15 microns, and at least one of the set of microcapsules is chemically bonded to either of, or both, the substrate and the binder.
Hygiene articles, such as a sanitary napkin, a tampon or an incontinence pad, are formed from a textile fabric having a multiplicity of fibers. Microcapsules having reversible heat storage properties are applied in at least a portion of the fibers or via a coating with a binder atop at least a portion of the fibers or atop the surfaces of the fabric. The microcapsules include materials in which a phase transition from solid to liquid, and vice versa, takes place in a temperature range from 15 to 40°C.
D01F 8/04 - Conjugated, i.e. bi- or multicomponent, man-made filaments or the likeManufacture thereof from synthetic polymers
D04H 5/00 - Non woven fabrics formed of mixtures of relatively short fibres and yarns or like filamentary material of substantial length
A61F 13/15 - Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the bodySupporting or fastening means thereforTampon applicators
13.
CONTAINERS AND PACKAGINGS FOR REDUCING HEAT TRANSFER
A food container includes an upper wall, a lower wall, and a side wall extending between the upper wall and the lower wall. At least one of the upper wall, the lower wall, and the side wall includes a plurality of microcapsules containing a phase change material. The phase change material has a latent heat in the range of 40 J/g to 400 J/g and a transition temperature in the range of 0°C to 100°C. The phase change material provides thermal regulation based on at least one of absorption and release of the latent heat at the transition temperature.
A beverage container includes a beverage bottle and a label adjacent to the beverage bottle and including a set of microcapsules that contain a phase change material. The phase change material has a latent heat of at least 40 J/g and a transition temperature in the range of 0°C to 40°C. The phase change material provides thermal regulation based on at least one of absorption and release of the latent heat at the transition temperature.
Polymeric composites and methods of manufacturing polymeric composites are described. In one embodiment, a set of microcapsules containing a phase change material are mixed with a dispersing polymeric material to form a first blend. The dispersing polymeric material has a latent heat of at least 40 J/g and a transition temperature in the range of 0°C to 50°C. The first blend is processed to form a polymeric composite. The polymeric composite can be formed in a variety of shapes, such as pellets, fibers, flakes, sheets, films, rods, and so forth. The polymeric composite can be used as is or incorporated in various articles where a thermal regulating property is desired.
22 - Rope, netting, tents, awnings, sails and sacks; padding and stuffing materials
23 - Yarns and threads for textile use
24 - Textiles and textile goods
25 - Clothing; footwear; headgear
Goods & Services
Rope, string, fibres and filaments; tents, awnings, sacks and bags. Threads and yarns. Textiles and textile goods; woven and non-woven fabrics; linen and linen cloth. Clothing and apparel; footwear and headgear.
