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34results about How to "Minimal shrinkage" patented technology

Variably crosslinked tissue

Non-glutaraldehyde fixation of an organ or a prosthesis for implantation in a mammal is based upon carbodiimide treatment. A solution containing a sterilizing agent, such as EDC, in combination with a coupling enhancer, such as Sulfo-NHS, and a high concentration of a diamine cross linking agent is used. As a result, only minimal surface reduction occurs during fixation, and the resultant products show a dramatic increase in resistance to calcification.
Owner:BIOMEDICAL DESIGN

Electrochromic polymeric solid films, manufacturing electrochromic devices using such solid films, and processes for making such solid films and devices

The present invention relates to electrochromic polymeric solid films, manufacturing electrochromic devices using such solid films and processes for making such solid films and devices. The electrochromic polymeric solid films of the present invention exhibit beneficial properties and characteristics, especially when compared to known electrochromic media. The electrochromic polymeric solid films are transformed in situ from a low viscosity electrochromic monomer composition by exposure to electromagnetic radiation, and in so doing minimum shrinkage occurs. The electrochromic polymeric solid films of the present invention also perform well under prolonged coloration, outdoor weathering and all-climate exposure, and provide an inherent safety aspect not known to electrochromic media heretofore.
Owner:DONNELLY CORP

Wet-lay flame barrier

Nonwoven wet-lay flame barrier of the invention comprises a blend of water dispersible fibers, that are inherently fire resistant and nonshrinking to direct flame, along with water dispersible fibers extruded from polymers made with halogenated monomers and optionally including fiberglass and wood pulp, being together thermally bonded with a binder resin in a wet-lay manufacturing process to provide a relatively thin, but dense, durable flame barrier with excellent tensile, and durability properties in the end use application. The wet-lay flame barrier of this invention also allows for the manufacture of open flame resistant composite articles, while also permitting the continued use of conventional non-flame retardant dress cover fabrics, conventional non-flame retardant fiberfills and conventional non-flame retardant polyurethane foams.
Owner:HANDERMANN ALAN C +3

Slickened or siliconized flame resistant fiber blends

InactiveUS20060160454A1Extinguish any residual flameMinimal shrinkageDomestic upholsteryFibre treatmentFiberPolymer science
The invention relates to slickened or siliconized flame resistant fiber blends that are well suited for use in mattresses, boxsprings, upholstered furniture, fiber-filled bed clothing, transportation seating or any end use application where a soft materials are desired for flame resistant (FR) purposes. Some of the fibers in the blend are slickened. The FR fibers incorporated into these blends include both char forming FR fibers and oxygen depleting FR fibers. FR char-forming fibers are those which exhibit little shrinkage when exposed to direct flame and are not spun from polymers manufactured with halogenated monomers. Oxygen depleting FR fibers are spun from polymers manufactured with halogenated monomers.
Owner:BEIJING CARINAE MATERIAL TECH CO LTD

Composite monolithic elements and methods for making such elements

A composite monolithic element for use as a hot surface ignitor or the like includes first and second regions or layers. The first region or layer comprises a low pressure ejection molded mixture of silicon carbide and silicon nitride particles or other compatible mix which will alter processing art as a resistor. This resistor includes two cold portions and a hot portion intermediate thereof. The second region or layer also includes an ejection molded mixture of silicon carbide and silicon nitride particles or other appropriate mixture, while the second layer contains the same or similar compounds as the first, the rations of the compound differ so that after processing it acts as an insulator and as a support for the first layer. These first and second layers are bonded together to form a joint free mechanically continuous structure and densified.
Owner:SHAFFER PETER T B +1

Composite monolithic elements and methods for making such elements

A composite monolithic element for use as a hot surface ignitor or the like includes first and second regions or layers. The first region or layer comprises a low pressure ejection molded mixture of silicon carbide and silicon nitride particles or other compatible mix which will alter processing art as a resistor. This resistor includes two cold portions and a hot portion intermediate thereof. The second region or layer also includes an ejection molded mixture of silicon carbide and silicon nitride particles or other appropriate mixture, while the second layer contains the same or similar compounds as the first, the rations of the compound differ so that after processing it acts as an insulator and as a support for the first layer. These first and second layers are bonded together to form a joint free mechanically continuous structure and densified.
Owner:SURFACE IGNITER CORP

Grout for earth heat exchange systems

A grout for use in a borehole of an earth energy transfer system between the exterior of an earth loop in the borehole and an interior wall of the borehole, the system having an energy transfer fluid moving through the loop for transferring energy with respect to the earth, the grout having, in certain aspects, sand, cement, the cement present in particles, water, and, optionally, cement setting retardant material, bentonite, material creating a repelling electrostatic charge on cement particles for reducing friction of the grout, and / or friction reducing material.
Owner:ENLINK GEOENERGY SERVICES

Low dust wall repair compound

A wall repair compound useful for filling and repairing cracks, holes, and other imperfections in a wall surface includes a conventional filler material, a conventional binder material, and a dust reducing additive which reduces the quantity of airborne dust particles generated when sanding the hardened joint compound. Airborne dust reducing additives include oils, surfactants, solvents, waxes, and other petroleum derivatives. The additive can be added to conventional ready-mixed joint compounds and to setting type joint compounds. A method of reducing the quantity of airborne dust generated when sanding a fully hardened joint compound includes mixing a sufficient quantity of the dust reducing additive with the joint compound prior to when the joint compound has been applied to the wall.
Owner:UNITED STATES GYPSUM CO

Magnetic head actuator including piezoelectric elements fixed to the arms of a fired glass-ceramic substrate

A magnetic head actuator includes a head-holding substrate having a pair of movable arms for clamping a magnetic head, and piezoelectric elements fixed along the pair of movable arms to move the pair of movable arms in response to an applied voltage. The head-holding substrate comprises a fired glass-ceramic compact containing at least one of SiO2, B2O3, and Al2O3. The piezoelectric elements are formed on the head-holding substrate with a piezoelectric material by printing and low-temperature firing.
Owner:TDK CORPARATION

Conductive polymer

The invention provides a polymer comprising an acid cured solvented resole wherein the solvented resole is substantially free from water; a shaped article formed from the polymer and use of the polymer as an electrode, as an electromagnetic shielding material, to suppress electromagnetic interference, or to prevent electrostatic discharge at a location; which polymer is conductive.
Owner:BAC2 LTD

Cellular plastic material based on phenolic resin

A resin mixture for forming a stable closed cell foam contains a phenolic resole, a chain extending agent, and as curing agents, a base, and an ester and / or an aliphatic carbonate. The chain extending agent is especially an epoxy resin and / or a phenolic novalak resin.
Owner:KINGSPAN HLDG (IRL) LTD

Method of reducing film density and related product

A microvoided film formed by mixing a microvoid forming additive with a composition including a polymeric material. The microvoided film includes a printability additive. The microvoids formed during the processing of the composition to convert it into a film result in a reduction of the density of the film, making a lighter weight film requiring less polymeric material to produce a film of desired thickness while maintaining suitable structural characteristics. The microvoids are formed through β crystallization of the polymeric material during a cold drawing stage of the film fabrication process. The microvoided film may be fabricated to be opaque with or without pigment additive included in the composition.
Owner:COBURN THEODORE

Liquid-applied waterproofing membrane for roofs comprising a trialdimine

The present invention describes a one-part moisture-curing liquid-applied waterproofing membrane including a polyurethane polymer and both a trialdimine and a dialdimine as blocked amine hardeners in a specific ratio range. The membrane has a low odor, a long shelf life stability, a low viscosity at low solvent content, a sufficiently long open time to allow hand application and cures fast to a solid elastic material. The liquid-applied waterproofing membrane can be suitable for roofing applications, possessing high strength, high elongation and good durability under outdoor weathering conditions in a broad temperature range.
Owner:SIKA TECH AG

Substrate container with enhanced containment

Substrate containers and / or portions thereof for use in the semiconductor manufacturing industry can be formed by injection molding metal slurries. More particularly, such substrate containers and / or portions thereof can be formed by injection molding metal slurries containing magnesium or magnesium alloys. Substrate containers, wherein at least a portion of the substrate container is injection molded from a metal slurry containing magnesium or magnesium alloy can exhibit improved permeation control of moisture and oxygen over, and as compared to, comparable substrate carriers formed of polymer based materials. Exemplary substrate containers can include wafer containers, reticle pods, disk shippers and / or work-in-process boxes.
Owner:ENTEGRIS INC

Flexible microelectronics adhesive

A curable thermal interface material is provided comprising a functionalized elastomer and a filler. Preferred materials comprise an epoxidized polybutadiene cured with an iodonium catalyst and a filler comprising silver and / or aluminum oxide.
Owner:LORD CORP

Liquid-applied waterproofing membrane for roofs comprising two different aldimines

A one-part moisture-curing liquid-applied waterproofing membrane is disclosed as including a polyurethane polymer and two different aldimines as blocked amine hardeners in a specific ratio range. The membrane has a low odor, a long shelf life stability, a low viscosity at low solvent content, a sufficiently long open time to allow hand application and cures fast to a solid elastic material. The liquid-applied waterproofing membrane is particularly suitable for roofing applications, possessing high strength, high elongation and good durability under outdoor weathering conditions in a broad temperature range.
Owner:SIKA TECH AG

Method for additive manufacturing porous inorganic structures and composites made therefrom

A porous inorganic additive manufactured article that is comprised of at least two layers of inorganic particulates bound together by a carbon binding phase throughout. The additive manufactured article may be formed by additive manufacturing using a mixture comprised of an organic reactive material and inorganic particulates, wherein the organic reactive material is subsequently reacted to form a thermoset material that forms carbon upon heating that binds the inorganic particulates together to form the porous inorganic additive manufactured article. The porous inorganic additive manufactured article may then be infiltrated with a liquid that is solidified to form a composite article or may be further heated in a differing atmosphere to form a further sintered or reacted porous inorganic article.
Owner:DOW GLOBAL TECH LLC

Method For Joining Ceramic Components

A method for joining multiple ceramic components together is disclosed in one embodiment of the invention as including providing multiple ceramic components, each having a mating surface. A slip containing a mixture of alumina powder and a phosphate-containing reagent is applied to one or more of the mating surfaces. The mean particle size of the alumina powder is tailored to provide improved strength to the bond. Once the slip is applied, the ceramic components may be joined together at their mating surfaces. The joint may then be sintered to react the constituents in the mixture and thereby generate a bond between the ceramic components.
Owner:COORSTEK INC

Low density polyurethane foam systems with high split tear

Described herein is a polyurethane foam produced in a “one shot process” that has low density, is semi-hard, and displays a high rebound value all while providing superior split tear performance. The polyurethane foam can be used in a “one shot process” to produce a shoe sole, a mid-sole or an insole for a shoe. The shoe sole may be used for forming an outer sole of a sandal type shoe, a midsole of an athletic type shoe, or an insole for insertion into any type of shoe.
Owner:BASF AG

Flexible microelectronics adhesive

A curable thermal interface material is provided comprising a functionalized elastomer and a filler. Preferred materials comprise an epoxidized polybutadiene cured with an iodonium catalyst and a filler comprising silver and / or aluminum oxide.
Owner:LORD CORP

Multi-layer construction element, method for production thereof and process line for production of the multi-layer construction element

The invention relates to construction and is intended to create a multilayer structural element that is simple and convenient for combining in a structure and provides minimum shrinkage with the possibility for use in building load-bearing walls, interior partitions, floors and ceilings, as well as for manufacturing prefabricated walls having all process openings by means of bonding and ties during manufacturing; a high-capacity production line for producing a multilayer structural element using equipment consuming low levels of energy; and to enable the supply of vertically oriented exterior elements, as well as a continuous and low-cost method for manufacturing a multilayer structural element. The multilayer structural element includes exterior elements and a heat-insulating layer therebetween. The top and bottom surface of the exterior elements have a longitudinal groove along the entire exterior element. The multilayer structural element enables both horizontal and vertical installation.
Owner:MAKHALIN ALEXEI IGOREVICH

Liquid-applied waterproofing membrane for roofs comprising a long-chain aldimine

The present invention describes a one-part moisture-curing liquid-applied waterproofing membrane having a polyurethane polymer, a long-chain aldimine and a hardener selected from an oxazolidine and another aldimine. The membrane has a low viscosity at low solvent content and a good shelf life stability and cures fast to form a solid elastic material. The membrane is particularly suitable for roofing applications, possessing high strength, high elongation and good durability under outdoor weathering conditions in a broad temperature range.
Owner:SIKA TECH AG
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