Patent application number | Description | Published |
20080216205 | Breathable waterproof garment - A garment containing a breathable laminate that is optionally bonded to an outer layer fabric and an optional inner layer fabric. The breathable laminate is constructed from a microporous membrane situated in a face to face relationship with a nanoweb and optionally bonded thereto. | 09-11-2008 |
20080220676 | Liquid water resistant and water vapor permeable garments - A water resistant garment is disclosed having regions of high MVTR while maintaining water resistance. The garment has a fabric layer adjacent one major surface of a nanofiber layer. The surface of the nanofibers are coated with a coating containing a fluorocarbon polymeric moiety and a resin binder or extender which is soluble in water and/or other solvents. The coated nanofiber layer has a contact angle of greater than 145°. The garment optionally includes a second fabric layer adjacent the other major surface of the nanofiber layer. The garment has regions having a Frazier air permeability of between about 0.5 m | 09-11-2008 |
20090029885 | META- AND PARA-ARAMID PULP AND PROCESSES OF MAKING SAME - The present invention relates to meta- and para-aramid pulp for use as reinforcement material in products such as seals and friction materials. The pulp comprises (a) fibril free meta-aramid particles, (b) irregularly shaped, para-aramid fibrous structures, and (c) water, whereby the para-aramid fibrous structures contact and are wrapped partially around at least some of the meta-aramid particles. The invention further relates to processes for making such aramid pulp. | 01-29-2009 |
20090123700 | Breathable garment having a fluid drainage layer - A garment includes a breathable composite fabric between outer and inner fabric layers. The breathable composite fabric comprises two nanofiber web layers and a porous fluid drainage layer disposed therebetween. | 05-14-2009 |
20090123713 | BREATHABLE WATERPROOF GARMENT - A garment containing a breathable laminate that is optionally bonded to an outer layer fabric and an optional inner layer fabric. The breathable laminate is constructed from a microporous membrane situated in a face to face relationship with a nanoweb and optionally bonded thereto. | 05-14-2009 |
20090176056 | LIQUID WATER RESISTANT AND WATER VAPOR PERMEABLE GARMENTS - A water resistant garment is disclosed having regions of high MVTR while maintaining water resistance. The garment has a fabric layer adjacent one major surface of a nanofiber layer. The surface of the nanofibers are coated with a coating containing a fluorocarbon polymeric moiety and a resin binder or extender which is soluble in water and/or other solvents. The coated nanofiber layer has a contact angle of greater than 145°. The garment optionally includes a second fabric layer adjacent the other major surface of the nanofiber layer. The garment has regions having a Frazier air permeability of between about 0.5 m | 07-09-2009 |
20090324925 | Fine-fiber nonwoven-supported coating structure - This invention relates to a liquid penetration-resistant water-vapor-permeable multi-layer composite material and process for making the same comprising a porous nanofiber web of polymeric fibers, wherein the polymeric fibers of the nanofiber web have a diameter of less than 1000 nanometers and wherein the nanofiber web has a basis weight of 5 to 40 grams per square meter and a surface roughness (ΔRMS) of 5 to 15 micrometers and where, the porous nanofiber web is coated on a surface with a layer of water-vapor-permeable, hydrophilic, monolithic, water transport material. | 12-31-2009 |
20110206931 | Composite Material and Method for Making - This invention relates to an improved method for making composite structures by dispersing a high tenacity fiber such as aramid in a polymeric matrix to form a premix, combining the premix with a natural fiber such as wood flour and extruding the resulting mixture through a fiber alignment plate and die such that the fibers are substantially aligned in the flow direction of the extrudate. | 08-25-2011 |
20130099428 | Composite Material and Method for Making - This invention relates to an improved method for making composite structures by dispersing a high tenacity fiber such as aramid in a polymeric matrix to form a premix, combining the premix with a natural fiber such as wood flour and extruding the resulting mixture through a fiber alignment plate and die such that the fibers are substantially aligned in the flow direction of the extrudate. | 04-25-2013 |
20130183484 | CORE STRUCTURES COMPRISING TANNIN RESIN - This invention is directed to a structural core comprising a fibrous web and a matrix resin, the matrix resin comprising from 15 to 75 weight percent of the weight of web plus resin, the matrix resin contains a first resin comprising tannin in an amount of 10 to 100 weight percent and a second resin in the event tannin is not present in an amount of 100 weight percent, A preferred second resin is phenolic, benzoxazine, polyester, cyanate ester, bismaleimide, epoxy, polyimide or combination thereof. | 07-18-2013 |
20150104605 | HONEYCOMB CORE STRUCTURE - A thermoplastic honeycomb core structure comprises from 40 to 90 weight percent of an aliphatic polyamide polymer and from 10 to 60 weight percent of discontinuous fibers distributed evenly throughout the polymer wherein (i) the honeycomb is free of fused cell walls, (ii) the fibers are carbon, glass, para-aramid or a combination thereof, and (iii) the fibers have a length of from 0.5 to 10 mm. | 04-16-2015 |