melt-blown nonwoven fabric patents and patent

Patent Report:

Patent Analysis of Extensible nonwoven fabric Updated Time 12 June 2019 Patent Registration Data Publication Number US10156031 Application Number US14/804458 Application Date 21 July 2015 Publication Date 18 December 2018 Current Assignee FITESA GERMANY FITESA NONWOVEN INC Original Assignee (Applicant) FITESA NONWOVEN INC FITESA GERMANY

Nonwoven Fabric Web (3m Innovative Properties)

A nonwoven fabric web having an excellent sound absorption coefficient in a frequency range from 800 Hz to 1000 Hz when used as a sound absorbing member for a vehicle exterior The nonwoven fabric web including a nonwoven fabric having meltblown fibers and binder fibers arranged so as to be

Melt

26 04 1994The invention provides a melt-blown non-woven fabric obtained by melt-blowing an ethylene-α-olefin copolymer having a density of smaller than 0 900 g/cm 3 and a crystallinity of from 5 to 40% or by melt-blowing a resin composition which chiefly comprises said copolymer a laminated non-woven fabric obtained by laminating as a unitary structure a dry-type non-woven fabric on the melt-blown

Meltblown nonwoven fabrics innovation

Meltblown nonwoven fabrics innovation All website features may not be available based upon your cookie consent elections Click here to update settings Meltblown nonwoven fabrics innovation Vistamaxx™ performance polymers in combination with Achieve™ Advanced PP create new possibilities for meltblown nonwoven fabrics Download Contact us Share this page Share Meltblown nonwoven

MELT

17 08 2017A melt-blown nonwoven fabric includes a fiber containing a thermoplastic resin wherein apparent density is 0 1 to 0 4 g/cm 3 and KES surface roughness of at least one surface of the fabric sheet is up to 1 2 μm and a method of producing the fabric includes conveying a web of the nonwoven fabric by sandwiching the web between two belt conveyers each including a belt having a smooth

CN1483096A

A melt-blown nonwoven fabric of the present invention is formed from an ethylene-(meth)acrylic acid copolymer having a melt flow rate of 50 to 1000 g/10 min measured at 2 16 kg load and at a temperature of 190 degrees in accordance with ASTM D1238 and a content of acrylic acid or methacrylic acid unit of 2 to 25 weight % The nonwoven fabric has the sum of values of (tensile strength (g/5 cm

MELT

The disclosure relates to a melt-blown non-woven fabric based on cellulose esters with fibres of mean diameter less than about 10'mu'm The fabric in question is characterised in that it contains 0-10 wt % extractable softener has a reflection factor (R ) determined according to DIN 53 145 Part 1 (1992) of more than 60 % and the cellulose ester has a degree of substitution DS of about 1 5-3 0

Melt blown nonwoven web from fiber comprising an

17 10 1989Melt blown nonwoven web from fiber comprising an elastomer Still other methods for preparing the same or similar nonwoven webs are described in British Patent Nos 1 055 187 and 1 215 537 and in U S Pat Nos 3 379 811 and 3 502 763 A method for preparing nonwoven webs from elastomeric fibers by spray spinning a rubber solution is described in U S Pat No 2 950 752 As is

Nonwoven

25 09 2003A nonwoven-fabric laminate which comprises a spunbonded nonwoven polyolefin resin fabric having an average fiber diameter of 5 to 60 μm and superposed thereon a permeable water-proofing material (a melt-blown nonwoven-fabric microporous resin film etc ) and in which the spunbonded nonwoven-fabric side has a coefficient of static friction of 0 1 to 0 4

Patents – The Nonwovens Institute

Below is a partial list of current patents held by the Nonwovens Institute Patent Title: Patent No Country: An Efficient Method to Minimize or Eliminate Jet Streaks in Hydroentangled Fabrics : Korea: An Efficient Method to Minimize or Eliminate Jet Streaks in Hydroentangled Fabrics: Europe: System And Method For Reducing Jet Streaks In Hydroentangled Fibers: 7 467 446: US: System And Method

Class Definition for Class 442

SECTION I - CLASS DEFINITION This is the class for woven knitted nonwoven or felt article claimed as a fabric having structural integrity resulting from forced interassociation of fibers filaments or strands the forced interassociation resulting from processes such as weaving knitting needling hydroentangling chemical coating or impregnation autogenous bonding (i e heat- and/or

SAAF

Manufacturer of Nonwoven Fabrics For Medical Hygiene Markets Meltblown products nonwoven material production capacity expansion to 40 000 tonnes per annum SAAF aims to become the most sought-after manufacturer globally of spunmelt nonwoven fabrics for high-end medical and hygiene markets globally Main Applications Spunbond Spunmelt ("SMS") Meltblown Composites

Multilayer non

The present invention relates to a multilayer non woven fabric which is characterized by having a polypropylene spun bonded non woven fabric and a polypropylene melt blown non woven fabric and has a bending resistance the sum of the values for longitudinal and transverse directions as measured according to JIS L 1096 6 19 1 A method (45 degree cantilever method) of 70 to 120 mm and the

US6207601B1

The disclosure relates to a melt-blown non-woven fabric based on cellulose esters with fibers of mean diameter less than about 10 microns The fabric contains 0-10 wt % extractable softener has a reflection factor determined according to DIN 53 145 Part I (1992) of more than 60% and the cellulose ester has a degree of substitution DS of about 1 5-3 0

FLEXIBLE NONWOVEN FABRIC LAMINATE

A flexible nonwoven fabric laminate having a spun-bonded fabric layer and a melt-blown fabric layer wherein the spun-bonded fabric comprises a composite fiber derived from (a) a propylene polymer and (b) an ethylene polymer and the melt-blown fabric comprises a composition composed of (c) a polyolefin-based elastomer and (d) a propylene polymer It is preferred that the composite fiber is of

Volume 6 Issue 1 Fall2008 Overview and Analysis of the

Keywords: Meltblown nonwovens process parameters 1 Introduction In general a nonwoven fabric is a sheet web or batt structure made of natural or man-made fibers or filaments which are bonded mechanically thermally or chemically Fibers and filaments are not converted to yarn as would be required to produce a woven or knitted fabric The three general nonwoven categories are dry laid

Melt Blown Process

The melt blown process is a nonwoven manufacturing system involving direct conversion of a polymer into continuous filaments integrated with the conversion of the filaments into a random laid nonwoven fabric First developments in this field of technology in the industrial area started around 1945 The general process description is similar to the spunlaid process but in detail both types

FLEXIBLE NONWOVEN FABRIC LAMINATE

A flexible nonwoven fabric laminate having a spun-bonded fabric layer and a melt-blown fabric layer wherein the spun-bonded fabric comprises a composite fiber derived from (a) a propylene polymer and (b) an ethylene polymer and the melt-blown fabric comprises a composition composed of (c) a polyolefin-based elastomer and (d) a propylene polymer It is preferred that the composite fiber is of

Volume 6 Issue 1 Fall2008 Overview and Analysis of the

Keywords: Meltblown nonwovens process parameters 1 Introduction In general a nonwoven fabric is a sheet web or batt structure made of natural or man-made fibers or filaments which are bonded mechanically thermally or chemically Fibers and filaments are not converted to yarn as would be required to produce a woven or knitted fabric The three general nonwoven categories are dry laid

US 5688157 A

There is provided a laminate of nonwoven fabrics for barrier applications which has improved ratios of barrier and strength to weight of softness to strength and of vapor transmission to barrier The laminate has a meltblown layer sandwiched between spunbond layers to produce an SMS laminate The meltblown and spunbond layers may have between 0 1 to 2 0 weight percent of a fluorocarbon and

Nonwoven fabric

Nonwoven fabric is a fabric-like material made from staple fibre (short) and long fibres (continuous long) bonded together by chemical mechanical heat or solvent treatment The term is used in the textile manufacturing industry to denote fabrics such as felt which are neither woven nor knitted Some non-woven materials lack sufficient strength unless densified or reinforced by a backing

Multilayer non

The present invention relates to a multilayer non woven fabric which is characterized by having a polypropylene spun bonded non woven fabric and a polypropylene melt blown non woven fabric and has a bending resistance the sum of the values for longitudinal and transverse directions as measured according to JIS L 1096 6 19 1 A method (45 degree cantilever method) of 70 to 120 mm and the

JPH07107217B2

JPH07107217B2 - Melt blown nonwoven - Google Patents Melt blown nonwoven Info Publication number JPH07107217B2 JPH07107217B2 JP2151239A JP15123990A JPH07107217B2 JP H07107217 B2 JPH07107217 B2 JP H07107217B2 JP 2151239 A JP2151239 A JP 2151239A JP 15123990 A JP15123990 A JP 15123990A JP H07107217 B2 JPH07107217 B2 JP H07107217B2 Authority JP Japan Prior art keywords fibers nonwoven fabric

Class 442 FABRIC (WOVEN KNITTED OR NONWOVEN

Melt-blown nonwoven fabric : 401 : Spun-bonded nonwoven fabric : 402 : Needled nonwoven fabric : 403 : Containing at least two chemically different strand or fiber materials : 404 : Containing inorganic and polymeric strand or fiber materials : 405 : Containing polymeric and natural strand or fiber materials : 406 : Containing inorganic strand or fiber material : 407 : Containing polymeric

Melt

27 03 2001US Patents/Apps Other SEARCH RESEARCH MPEP 2 0 TOOLS RESOURCES ACCLAIM IP HELP Title: Melt-blown nonwoven fabric process for producing same and the uses thereof United States Patent 6207601 Abstract: The disclosure relates to a melt-blown non-woven fabric based on cellulose esters with fibers of mean diameter less than about 10 microns The fabric

JPH0450353A

PURPOSE: To provide the subject nonwoven fabric having sufficient shape- recovering property softness and small fiber diameter and useful for medical nonwoven fabrics linings etc by mutually melt-bonding fibers after the fibers consisting of a shape-memorizing resin are extruded from fine holes until the spun fibers are gathered

Class 442 FABRIC (WOVEN KNITTED OR NONWOVEN

Melt-blown nonwoven fabric : 401 : Spun-bonded nonwoven fabric : 402 : Needled nonwoven fabric : 403 : Containing at least two chemically different strand or fiber materials : 404 : Containing inorganic and polymeric strand or fiber materials : 405 : Containing polymeric and natural strand or fiber materials : 406 : Containing inorganic strand or fiber material : 407 : Containing polymeric

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