Donald C Roe, Frank H Lahrman, Charles J Berg: Porous, absorbent, polymeric macrostructures and methods of making the same. The Procter & Gamble Company, Steven W Miller, Richard C Witte, April 7, 1992: US05102597 (127 worldwide citation)

Absorbent polymeric macrostructures that are porous and comprise an interparticle crosslinked aggregate having a circumscribed dry volume greater than about 10.0 mm.sup.3. The interparticle crosslinked aggregate comprises a multiplicity of precursor particles of substantially water-insoluble, absorb ...

Ramon Berguer, Robert C Farnan, William M Colone, Rajagopal R Kowligi, Linda V Della Corna, Joseph B Sinnott: Blood vessel patch. Impra, Cahill Sutton & Thomas, April 14, 1992: US05104400 (80 worldwide citation)

A vascular patch for closing an incision in a blood vessel includes a base layer of expanded polytetrafluoroethylene (PTFE) having an outer coating of an elastomeric, biocompatible material such as polyurethane to minimize suture hole bleeding. Suture guidelines are formed upon the ablumenal side of ...

James C Horney, John R Noel: Fluid distribution member for absorbent articles exhibiting high suction and high capacity. The Procter & Gamble Company, William S Andes, E Kelly Linman, Jacobus C Rasser, August 27, 1996: US05549589 (57 worldwide citation)

The fluid distribution members according to the present invention preferably comprise three basic components: chemically stiffened, twisted, and curled bulking fibers, high surface area fibers, and thermoplastic binder fibers. Fluid distribution members according to the present invention use a high ...

Daniel R McSweeney: Non-friable, readily-soluble, compressed tablets and process for preparing same. General Foods Corporation, Joyce P Hill, Thomas R Savoie, Jonathan B Schafrann, May 17, 1983: US04384005 (57 worldwide citation)

This invention relates to the problem of water-soluble tablets, wherein dry, edible ingredients having a substantially granular or crystalline structure are blended to form a dry mix which is contacted with an aqueous moistener comprising corn syrup and admixed to form a dough or cohesive powder. Th ...

Robert L Sassa, Alex R Hobson, Jeffrey C Towler, James H Bushong: Catalyst retaining apparatus and use in an ozone filter. W L Gore & Associates, David J Johns, Carol A Lewis White, April 6, 1999: US05891402 (49 worldwide citation)

The present invention is an improved apparatus and method for using a catalyst to remove contaminants from a fluid stream. Catalytic particles are enmeshed within a highly porous expanded polytetrafluoroethylene (PTFE) substrate. The use of an expanded PTFE substrate provides added strength to the s ...

Akira Harada, Hiroshi Mano: Polytetrafluoroethylene porous material and process for producing the same. Sumitomo Electric, Sughrue Mion Zinn Macpeak & Seas, May 5, 1992: US05110527 (46 worldwide citation)

A polytetrafluoroethylene porous material and a process for producing the same are disclosed, the material comprising a mixture of polytetrafluoroethylene having a number-average molecular weight of 2,000,000 or more and polytetrafluoroethylene having a number-average molecular weight of 1,000,000 o ...

Tadao Matsuo, Fumio Matsuoka, Nobuo Yokota, Masaaki Yamamoto: Method of producing accurately sized material of ultra high molecular weight polyethylene. Mitsuboshi Belting, Wood Dalton Phillips Mason & Rowe, May 21, 1985: US04518552 (45 worldwide citation)

A method of producing accurately sized sintered material of ultra high molecular weight polyethylene including the steps of mixing an organic peroxide and a lubricant with an ultra high molecular weight polyethylene powder having more than 1,000,000 of mean molecular weight by a viscosity method and ...

Dennis R Sheard, Roger W Taylor: Process for molding a non-woven fabric. Imperial Chemical, Cushman Darby & Cushman, March 25, 1980: US04195112 (42 worldwide citation)

A process for molding a coherent, pliable, thermally bonded, non-woven fabric comprising potentially adhesive fibers wherein the fabric is molded and new or stronger thermal bonds are developed within the fabric by the application of heat, whereby the cooled fabric retains its molded shape.

Eugene R Baumgaertner: Method for molding ultra-high molecular weight polyethylene molding powder. Allied Chemical Corporation, Michael S Jarosz, August 17, 1976: US03975481 (32 worldwide citation)

A method for molding powder of ultra-high molecular weight, linear polyethylene comprising particles of less than 100 micron mean particle size having narrow particle size distribution is free-sinterable to form solid articles by a process comprising (a) molding a solid preform by compressing the po ...

Gary J Schulz: Grinding process for high viscosity cellulose ethers. The Dow Chemical Company, April 11, 1989: US04820813 (25 worldwide citation)

High viscosity cellulose ether products are produced by grinding a substantially dry high molecular weight cellulose ether under conditions of mild mechanical impact such as those encountered in a high speed air swept impact mill. It has been found that such a cellulose ether product has several tim ...