Search Images Maps Play YouTube News Gmail Drive More »
Advanced Patent Search | Web History | Sign in

Patents

Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US405912127 Jan 197522 Nov 1977Rothmans of Pall Mall Canada LimitedFilter for tobacco smoke
US406430414 Jul 197620 Dec 1977Kanzaki Paper Manufacturing Company, Ltd.
Toray Industries, Inc.
Coated synthetic paper adapted for offset printing and method for production thereof
US411038516 Aug 197629 Aug 1978BASF AktiengesellschaftManufacture of fibrids of polyolefins
US411202913 Dec 19745 Sep 1978BASF AktiengesellschaftManufacture of fibrids of polyolefins
US417987514 Jun 197825 Dec 1979Fiber Industries, Inc.High tenacity, low denier poly(ethylene terephthalate) fibrillated tape yarn
US435265024 Mar 19815 Oct 1982E. I. Du Pont de Nemours and CompanyNozzle for flash-extrusion apparatus
US439286114 Oct 198012 Jul 1983Johnson & Johnson Baby Products CompanyTwo-ply fibrous facing material
US442512614 Oct 198010 Jan 1984Johnson & Johnson Baby Products CompanyFibrous material and method of making the same using thermoplastic synthetic wood pulp fibers
US453773331 Oct 198327 Aug 1985E. I. Du Pont de Nemours and CompanyNonwoven fiber-sheet process
US455420710 Dec 198419 Nov 1985E. I. Du Pont de Nemours and CompanyStretched-and-bonded polyethylene plexifilamentary nonwoven sheet
US457285823 Nov 198425 Feb 1986American Cyanamid CompanyProcess for texturized blown film and resulting product
US466639530 Dec 198519 May 1987E. I. DuPont de Nemours and CompanyApparatus for making nonwoven sheet
US47043215 Nov 19863 Nov 1987E. I. Du Pont de Nemours and CompanyStitched polyethylene plexifilamentary sheet
US490061917 Oct 198813 Feb 1990James River CorporationTranslucent housewrap
US49236468 Nov 19888 May 1990James River CorporationMethod and apparatus for the manufacture of fibrids
US50098205 Mar 199023 Apr 1991E. I. Du Pont de Nemours and CompanyProcess of making acicular para-aramide particles
US502302527 Feb 199011 Jun 1991E. I. Du Pont de Nemours and CompanyHalocarbons for flash-spinning polymeric plexifilaments
US50304037 Mar 19909 Jul 1991PPG Industries, Inc.Method for making polymeric fibrils
US503232614 Jul 198916 Jul 1991E. I. du Pont de Nemours and CompanyFlash-spinning of polymeric plexifilaments
US503946026 Feb 199013 Aug 1991E. I. Du Pont de Nemours and CompanyMixed halocarbon for flash-spinning polyethylene plexifilaments
US504310822 Aug 198927 Aug 1991E. I. Du Pont de Nemours and CompanyProcess for preparing polyethylene plexifilamentary film-fibril strands
US504310924 Jul 198927 Aug 1991E. I. du Pont de Nemours and CompanyProcess for flash-spinning dry polymeric plexifilamentary film-fibril strands
US50573518 Nov 199015 Oct 1991E. I. du Pont de Nemours and CompanyMetallized polyethylene plexifilamentary film-fibril sheet
US508117719 Feb 199114 Jan 1992E. I. Du Pont de Nemours and CompanyHalocarbons for flash-spinning polymeric plexifilaments
US508581723 Jul 19914 Feb 1992E. I. Du Pont de Nemours and CompanyProcess for preparing a metallized polyethylene plexfilamentary film-fibril sheet
US509306025 Feb 19913 Mar 1992E. I. du Pont de Nemours and Company
Du Pont Canada Inc.
Coupled spinning and dewatering process
US51165492 Jan 199126 May 1992E. I. Du Pont de Nemours and CompanySolution flow splitting for improved sheet uniformity
US512241230 Sep 199116 Jun 1992E. I. Du Pont de Nemours and CompanyPolyethylene plexifilamentary film-fibril sheet
US514758622 Feb 199115 Sep 1992E. I. Du Pont de Nemours and CompanyFlash-spinning polymeric plexifilaments
US517182717 Jan 199115 Dec 1992E. I. Du Pont de Nemours and CompanyParticulate acicular para-aramide
US519246819 Apr 19919 Mar 1993E. I. Du Pont de Nemours and CompanyProcess for flash spinning fiber-forming polymers
US52023762 May 199113 Apr 1993E. I. Du Pont de Nemours and CompanySolutions for flash-spinning dry polymeric plexifilamentary film-fibril strands
US525023711 May 19925 Oct 1993E. I. Du Pont de Nemours and CompanyAlcohol-based spin liquids for flash-spinning polymeric plexifilaments
US527977617 Sep 199118 Jan 1994E. I. Du Pont de Nemours and CompanyMethod for making strong discrete fibers
US528642231 Jul 199215 Feb 1994Asahi Kasei Kogyo Kabushiki KaishaProcess for producing three-dimensional fiber using a halogen group solvent
US530859831 Jan 19913 May 1994E. I. Du Pont de Nemours and CompanyPlexifilamentary fibers from pitch
US532089131 Dec 199214 Jun 1994Kimberly-Clark CorporationParticle barrier nonwoven material
US53691653 Feb 199429 Nov 1994Asahi Kasei Kogyo Kabushiki KaishaPolyolefin solution using halogen group solvents
US54158181 Nov 199316 May 1995Du Pont Canada Inc.Flash spinning process for forming strong discontinuous fibres
US55123577 Apr 199330 Apr 1996Asahi Kasei Kogyo Kabushiki KaishaPolypropylene flexifilamentary fiber containing 0.1 to 10 weight percent of an organic spreading agent and nonwoven fabric made therefrom
US55297349 Aug 199425 Jun 1996E. I. Du Pont de Nemours and CompanyProcess for making and collecting continuous fibers in the form of a rod-shaped batt
US55476249 Aug 199420 Aug 1996E. I. Du Pont de Nemours and CompanyProcess of making and collecting continuous fibers in the form of a rod-shaped batt
US56038856 Jul 199518 Feb 1997E. I. Du Pont de Nemours and CompanyProcess for the preparation of nonwoven fibrous sheets
US560763628 Apr 19944 Mar 1997Asahi Kasei Kogyo Kabushiki KaishaProcess of making plexifilamentary fiber
US564352525 Mar 19941 Jul 1997E. I. Du Pont de Nemours and CompanyProcess for improving electrostatic charging of plexifilaments
US566781421 Nov 199516 Sep 1997E. I. Du Pont de Nemours and CompanyApparatus for making and collecting continuous fibers in the form of a rod-shaped batt
US57075801 May 199613 Jan 1998E. I. du Pont de Nemours and CompanyFlash-spinning process
US57230848 Mar 19963 Mar 1998E. I. du Pont de Nemours and CompanyFlash spinning process
US578628431 Jan 199728 Jul 1998Unitika, Ltd.Filament having plexifilamentary structure, nonwoven fabric comprising said filament and their production
US57889936 Jun 19974 Aug 1998E. I. du Pont de Nemours and CompanySpinneret with slotted outlet
US579565111 Mar 199718 Aug 1998Unitika, Ltd.Filament having plexifilamentary structure, nonwoven fabric comprising said filament and their production
US581670023 Oct 19966 Oct 1998E. I. du Pont de Nemours and CompanyProcess and apparatus for mechanically mixing polymers and lower viscosity fluids
US583390023 Jul 199610 Nov 1998E. I. du Pont de Nemours and CompanyProcess for modifying porosity in sheet made from flash spinning olefin polymer
US584023412 Mar 199624 Nov 1998Asahi Kasei Kogyo Kabushiki KaishaHigh-density polyethylene plexifilamentary fiber nonwoven fabric composed of fiber thereof, and manufacturing methods thereof
US586363923 Jul 199626 Jan 1999E. I. du Pont de Nemours and CompanyNonwoven sheet products made from plexifilamentary film fibril webs
US587403630 Jul 199723 Feb 1999E. I. du Pont de Nemours and CompanyFlash-spinning process
US592544215 Sep 199720 Jul 1999E. I. du Pont de Nemours and CompanyPlexifilament and nonwoven made of alternating ethylene/carbon monoxide copolymer
US597173129 Oct 199726 Oct 1999E. I. du Pont de Nemours and CompanyNose cone for small spin head in flash spinning system
US597214722 Jul 199826 Oct 1999E. I. du Pont de Nemours and CompanyMethod of making fibrous, bonded polyolefin sheet
US597723725 Aug 19972 Nov 1999E. I. du Pont de Nemours and CompanyFlash-spinning solution
US600467230 Jun 199821 Dec 1999E. I. du Pont de Nemours and CompanyFibers flash-spun from blends of polyolefin polymers
US60109705 Mar 19984 Jan 2000E.I. du Pont de Nemours and CompanyFlash-spun sheet material
US60340087 Nov 19977 Mar 2000E. I. Du Pont de Nemours and CompanyFlash-spun sheet material
US607063517 Apr 19986 Jun 2000E. I. du Pont de Nemours and CompanyNonwoven sheet products made from plexifilamentary film fibril webs
US609642130 Jun 19981 Aug 2000E. I. du Pont de Nemours and CompanyPlexifilamentary strand of blended polymers
US613691130 Jun 199824 Oct 2000E.I. du Pont de Nemours and CompanyFibers flash-spun from partially fluorinated polymers
US615313415 Dec 199828 Nov 2000E. I. du Pont de Nemours and CompanyFlash spinning process
US617945830 Oct 199730 Jan 2001E. I. du Pont de Nemours and CompanyForming a solution of fluids having low miscibility and large-scale differences in viscosity
US627070915 Dec 19987 Aug 2001E. I. du Pont de Nemours and CompanyFlash spinning polymethylpentene process and product
US629156622 Jul 199418 Sep 2001E. I. du Pont de Nemours and CompanyHydrocarbon/co-solvent spin liquids for flash-spinning polymeric plexifilaments
US635277326 Feb 20015 Mar 2002E. I. du Pont de Nemours and CompanyFlash spinning polymethylpentene process and product
US645561931 Oct 199524 Sep 2002E. I. duPont de Nemours and CompanyProcess for improving electrostatic charging of plexifilaments
US645830422 Mar 20001 Oct 2002E. I. du Pont de Nemours and CompanyFlash spinning process and solutions of polyester
US656208127 Mar 200113 May 2003Equistar Chemicals, LPDisperse dyed polyethylene and process
US663847031 Jan 200128 Oct 2003E. I. du Pont de Nemours and CompanyFlash-spinning process and solution
US669282630 Apr 200217 Feb 2004E. I. du Pont de Nemours and CompanyPlexifilamentary strands of polyester
US71186985 Apr 200410 Oct 2006E. I. du Pont de Nemours and CompanyRotary process for forming uniform material
US720820218 Nov 200524 Apr 2007Precision Fabrics Group, Inc.Methods of finishing medical barrier fabrics
US733891623 Mar 20054 Mar 2008E.I. du Pont de Nemours and CompanyFlash spun sheet material having improved breathability
US751111513 Feb 200731 Mar 2009Korea Institute of Science & TechnologyMethod of preparing biodegradable polyester polymer material in the form of filament and sheet using compressed gas
US75822401 Apr 20051 Sep 2009E. I. du Pont de Nemours and CompanyRotary process for forming uniform material
US762173113 Feb 200624 Nov 2009E.I. du Pont de Nemours and CompanyRotary process for forming uniform material
US764195213 Feb 20075 Jan 2010E.I. du Pont de Nemours and CompanyDurable metallized self-adhesive laminates
US76600407 Feb 20069 Feb 2010E. I. du Pont de Nemours and CompanyDiffuse reflective article
US774498919 May 200829 Jun 2010E. I. du Pont de Nemours and CompanyFlash-spun sheet material
US774500028 Feb 200829 Jun 2010E. I. du Pont de Nemours and CompanySurface-modified plexifilamentary structures, and compositions therefor
US778603414 Mar 200631 Aug 2010E.I. du Pont de Nemours and CompanyRotary process for forming uniform material
US780590725 Oct 20075 Oct 2010E.I. du Pont de Nemours and CompanyBreathable low-emissivity metalized sheets
US789601131 Jul 20071 Mar 2011Philip Morris USA, Inc.Method of forming a filter component
US798459110 Aug 200726 Jul 2011Fiberweb, Inc.Impact resistant sheet material
US801597230 Dec 200613 Sep 2011System, device and process for remotely controlling a medical device
US802512431 Oct 200827 Sep 2011E. I. du Pont de Nemours and CompanyBroadband passive distributed tuned vibration and acoustic absorber for modally dense structures
US802598511 Aug 200527 Sep 2011E. I. du Pont de Nemours and CompanyPorous metallized sheets coated with an inorganic layer having low emissivity and high moisture vapor permeability
US804851328 Jun 20101 Nov 2011E.I. du Pont de Nemours and CompanyFlash-spun sheet material
US811432525 Jul 200814 Feb 2012E.I. du Pont de Nemours and CompanyProcess for forming uniformly distributed material