Patents for D01F 8 - Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof (7,521)
10/1981
10/27/1981CA1111221A1 Low attenuation optical fiber of deuterated polymer
10/06/1981US4293614 Calcium fluoride, dispersion
09/1981
09/02/1981EP0034937A2 Method for making bicomponent filaments; transition tube for use in making bicomponent filaments
08/1981
08/25/1981US4285748 Containing sheath-core heterofilaments having a core of isotactic polypropylene and sheaths of polyethylene
08/25/1981CA1107473A1 Conductive composite filaments
08/18/1981US4284598 Method for making bicomponent filaments
08/18/1981CA1107025A1 Composite product from two or more polymer components, and a process for the manufacture of such a product
08/11/1981CA1106562A1 Hydrophilic bi-component threads
07/1981
07/22/1981EP0032215A1 Bicomponent fibres and filaments having improved crimp stability against mechanical stress
07/21/1981CA1105218A1 Melt spun side-by-side biconstituent conductive fiber with wrap-around conductive constituent
07/14/1981US4278634 Biconstituent acrylic fibers by melt spinning
07/07/1981CA1104347A1 Low attenuation, high strength optical fiber with silica filament core
06/1981
06/30/1981CA1103869A1 Selfbonded nonwoven fabrics from heterofils with high density polyethylene sheath
06/03/1981EP0029666A1 Method of blending homofilament and heterofilament staple fibres, a blend produced thereby and a bonded web produced from such blend
06/02/1981US4271233 Melt spun, side-by-side bicomponent filament including calcium fluoride
05/1981
05/26/1981US4269888 Heat-adhesive composite fibers and process for producing same
04/1981
04/07/1981CA1098771A1 Backing for semipermeable membrane
04/07/1981CA1098667A1 Hygroscopic fibers and filaments
03/1981
03/24/1981US4257999 Said fibers being acrylonitrile polymers
03/24/1981CA1097868A1 Hygroscopic filaments and fibers
03/24/1981CA1097864A1 Hygroscopic fibres and filaments of synthetic polymers
03/03/1981CA1096570A1 Integral, electrically-conductive textile filament
02/1981
02/17/1981CA1095674A1 Flash-spinning mixed polymer phases
02/03/1981US4248934 And tio2 used for carpet fibers
02/03/1981CA1094890A1 Silicon carbide filaments and method
12/1980
12/16/1980US4239720 Splitting multicomponent fibers by treatment with an organic solvent
12/10/1980EP0019950A1 Process for making polyolefin fibrils and fibrils obtained
11/1980
11/18/1980US4234655 Crystalline polypropylene, ethylene-vinyl acetate copolymer optionally saponified
11/12/1980EP0018523A1 Core-in-sheath type aromatic polyamide fiber and process for producing the same
09/1980
09/23/1980US4224269 Process for spinning hygroscopic filaments and fibers
09/09/1980CA1085147A1 Polyester feed yarn for drawtexturing
09/09/1980CA1085122A1 Sheath-core filament with antistatic core
08/1980
08/12/1980US4217321 Bulking, polyethylene terephthalate, polybutylene terephthalate
08/12/1980CA1083314A1 Melt-spinning mixture of polyester and polyether- polyester block copolymer
08/06/1980EP0013952A1 Filament containing conductive layers, and its use
08/05/1980US4216264 Conductive composite filaments
08/05/1980CA1082866A1 Regenerated cellulose matrix fibres containing n- vinyl amide polymer
07/1980
07/29/1980CA1082414A1 Sheath-core cospun heather yarns
07/15/1980CA1081416A1 Antistatic biconstituent polymeric filament with partially encapsulated constituent containing carbon black
07/09/1980EP0013186A1 Process for melt-spinning a splittable conjugate filament; self-texturing splittable conjugate filament; and method of splitting such a filament
07/08/1980US4211819 Propylene-butylene-ethylene terpolymer
07/08/1980US4211816 Selfbonded nonwoven fabrics
06/1980
06/10/1980US4207376 Antistatic filaments having an internal layer comprising carbon particles and process for preparation thereof
03/1980
03/18/1980CA1073622A1 Thermoplastics compositions
02/1980
02/19/1980US4189338 Method of forming autogenously bonded non-woven fabric comprising bi-component fibers
01/1980
01/29/1980US4186168 Process for producing bicomponent filaments with special cross-section
01/22/1980US4185137 Thermoplastic containing cuprous iodide and zinc oxide, polyamide or polyester
01/22/1980US4185058 Process for spinning hydrophilic acrylic fibers with improved coloring response to dyes
01/22/1980CA1070068A1 Crimpable bicomponent filament
12/1979
12/25/1979US4180617 Hygroscopic fibers and filaments
12/25/1979US4180611 Smooth-surfaced nonwoven fabric
12/18/1979US4179416 Polyvinylpyrrolidone, viscose
11/1979
11/27/1979CA1066965A1 Coated sutures
09/1979
09/25/1979CA1062861A1 Production of spontaneously crimping dry-spun polyacrylonitrile composite filaments
08/1979
08/21/1979CA1060617A1 Composite polyester yarn of improved texturizing quality
08/07/1979US4163825 Threads or fibers of polytetrafluorethylene
07/1979
07/31/1979US4163078 Hydrophilic bi-component threads
07/31/1979CA1059274A1 Multicellular stretched articles from thermosplastic matrix polymers blended with additives
07/17/1979US4161500 Process for low attenuation methacrylate optical fiber
06/1979
06/05/1979US4157419 Polyester feed yarn for draw-texturing
05/1979
05/16/1979EP0001880A2 Multicomponent polyester feed yarn for draw-texturing, process for the preparation thereof and process of draw-texturing the same
04/1979
04/17/1979US4150081 Bicomponent filaments, polyethylene terephthalate, polybutylene terephthalate
04/03/1979CA1051626A1 Polyurethane hard fiber
03/1979
03/22/1979WO1979000149A1 Polyester feed yarn for draw-texturing
03/20/1979US4145473 Antistatic filament having a polymeric sheath and a conductive polymeric core
03/06/1979US4143195 Method of manufacturing a laminated fibro-filamentary or film structure which is partly delaminated and products produced by said method
03/06/1979CA1049728A1 Filament with copolymer component of styrene and higher alcohol ester
02/1979
02/27/1979CA1049212A1 Fibrillation by treating fibrous structures composed of composite filaments with aqueous emulsion
02/21/1979EP0000740A1 Process for the manufacture of hydrophilic fibres and filaments by the dry-jet wet spinning process
02/06/1979US4138194 Low attenuation optical fiber of deuterated polymer
01/1979
01/02/1979CA1045321A1 Process for producing acrylic composite fibers having woolly crimp characteristics
12/1978
12/12/1978US4129677 Melt spun side-by-side biconstituent conductive fiber
12/05/1978CA1043522A1 Composite fibres and yarns of acrylonitrile polymers
11/1978
11/28/1978US4127659 Silicon carbide filaments and method
11/07/1978US4124673 Solution streams at different temperatures
10/1978
10/03/1978US4118534 Crimped bicomponent-filament yarn with randomly reversing helical filament twist
09/1978
09/26/1978US4117194 Bicomponent filaments with a special cross-section
09/26/1978US4116654 Low attenuation, high strength optical fiber with silica filament core
09/26/1978US4115989 Product and process
09/19/1978US4115620 Conjugate filaments
09/19/1978CA1038578A1 crimped yarn and process for making same
09/05/1978US4111860 Process for the productions of multi-cellular stretched articles
08/1978
08/29/1978CA1037218A1 Spinning heat-treated polyurethane and hard polymer into conjugate filament
08/15/1978US4106313 Sheer stretch hose having high compressive force uniformity, and yarn
08/01/1978US4104439 Polycyclohexylenedimethylene terephthalate
07/1978
07/25/1978US4102969 Extruding bilaminate film, stretching
06/1978
06/06/1978CA1032325A1 Polyester fibers with natural touch and process therefor
04/1978
04/25/1978US4086203 Fibers sized with polyester and polyurethane precursors
04/18/1978US4085182 Process for producing electrically conductive synthetic fibers
02/1978
02/21/1978US4075378 Polyamide filaments with a basic-dyeable sheath and an acid-dyeable core and dyeing process therefor
01/1978
01/17/1978US4069363 Polyhexamethylene dodecanedioamide or adipamide or polycaprolactam and copolymer thereof
01/10/1978US4068037 Silicon carbide filaments and method
01/10/1978US4067938 Process for producing multicellular articles
12/1977
12/06/1977US4061827 Electroconductive carbon
12/06/1977US4060968 Polyester fibers having wool-like hand and process for producing same
11/1977
11/29/1977US4059949 Sheath-core cospun heather yarns
09/1977
09/27/1977US4051287 Raised woven or knitted fabric and process for producing the same
09/06/1977USRE29382 Multifilament yarns for reinforcing articles
07/1977
07/12/1977US4035441 Polyester filament having excellent antistatic properties and process for preparing the same
06/1977
06/07/1977US4027676 Coated sutures
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