BR9202012A - Processo para tratar a superficie de fibras hidrotobas contendo poliolefinas - Google Patents

Processo para tratar a superficie de fibras hidrotobas contendo poliolefinas

Info

Publication number
BR9202012A
BR9202012A BR929202012A BR9202012A BR9202012A BR 9202012 A BR9202012 A BR 9202012A BR 929202012 A BR929202012 A BR 929202012A BR 9202012 A BR9202012 A BR 9202012A BR 9202012 A BR9202012 A BR 9202012A
Authority
BR
Brazil
Prior art keywords
hydrotobas
treat
fiber
containing polyolefins
polyolefins
Prior art date
Application number
BR929202012A
Other languages
English (en)
Inventor
Roger Warren Johnson
Thomas Walter Theyson
Original Assignee
Hercules Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hercules Inc filed Critical Hercules Inc
Publication of BR9202012A publication Critical patent/BR9202012A/pt

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/507—Polyesters
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4282—Addition polymers
    • D04H1/4291—Olefin series
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/144—Alcohols; Metal alcoholates
    • D06M13/148—Polyalcohols, e.g. glycerol or glucose
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/165—Ethers
    • D06M13/17—Polyoxyalkyleneglycol ethers
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
    • D06M13/2243—Mono-, di-, or triglycerides
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
    • D06M13/282—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing phosphorus
    • D06M13/292—Mono-, di- or triesters of phosphoric or phosphorous acids; Salts thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/53—Polyethers
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/40—Reduced friction resistance, lubricant properties; Sizing compositions
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10—Methods of surface bonding and/or assembly therefor
    • Y10T156/1052—Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1062—Prior to assembly

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
BR929202012A 1991-05-28 1992-05-27 Processo para tratar a superficie de fibras hidrotobas contendo poliolefinas BR9202012A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70645091A 1991-05-28 1991-05-28

Publications (1)

Publication Number Publication Date
BR9202012A true BR9202012A (pt) 1993-01-12

Family

ID=24837624

Family Applications (1)

Application Number Title Priority Date Filing Date
BR929202012A BR9202012A (pt) 1991-05-28 1992-05-27 Processo para tratar a superficie de fibras hidrotobas contendo poliolefinas

Country Status (9)

Country Link
US (1) US5403426A (pt)
EP (2) EP0516412A3 (pt)
JP (1) JP3188518B2 (pt)
KR (1) KR920021796A (pt)
BR (1) BR9202012A (pt)
CA (1) CA2069269C (pt)
IL (1) IL101987A (pt)
MX (1) MX9202491A (pt)
TW (1) TW205576B (pt)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2069269C (en) * 1991-05-28 1998-09-15 Roger W. Johnson Cardable hydrophobic polypropylene fiber
US5545481A (en) * 1992-02-14 1996-08-13 Hercules Incorporated Polyolefin fiber
GB9307117D0 (en) * 1993-04-06 1993-05-26 Hercules Inc Card bonded comfort barrier fabrics
CA2120105A1 (en) * 1993-04-06 1994-10-07 Rakesh K. Gupta Nonwoven materials made from fine decitex cardable polyolefin fibers
GB9317490D0 (en) * 1993-08-23 1993-10-06 Hercules Inc Diaper barrier leg-cuff fabrics
US5441812A (en) * 1994-08-03 1995-08-15 Hercules Incorporated Oleophilic staple fibers useful in pavement for making and repairing geoways
US5698480A (en) 1994-08-09 1997-12-16 Hercules Incorporated Textile structures containing linear low density polyethylene binder fibers
US5543206A (en) * 1994-11-23 1996-08-06 Fiberweb North America, Inc. Nonwoven composite fabrics
US6420285B1 (en) 1994-11-23 2002-07-16 Bba Nonwovens Simpsonville, Inc. Multicomponent fibers and fabrics made using the same
US5921973A (en) * 1994-11-23 1999-07-13 Bba Nonwoven Simpsonville, Inc. Nonwoven fabric useful for preparing elastic composite fabrics
US6417122B1 (en) 1994-11-23 2002-07-09 Bba Nonwovens Simpsonville, Inc. Multicomponent fibers and fabrics made using the same
US6417121B1 (en) 1994-11-23 2002-07-09 Bba Nonwovens Simpsonville, Inc. Multicomponent fibers and fabrics made using the same
US5763334A (en) * 1995-08-08 1998-06-09 Hercules Incorporated Internally lubricated fiber, cardable hydrophobic staple fibers therefrom, and methods of making and using the same
EP0761846B1 (en) * 1995-08-08 2004-01-21 FiberVisions, L.P. Cardable hydrophobic staple fiber with internal lubricant and method of making and using the same
NL1003565C2 (nl) * 1996-07-11 1998-01-15 Dsm Nv Werkwijze voor het vervaardigen van een vilt, een vilt verkrijgbaar volgens deze werkwijze en antiballistische vormdelen vervaardigd van dat vilt.
WO1998002607A1 (en) * 1996-07-11 1998-01-22 Dsm N.V. Method for producing a felt, a felt obtainable in accordance withthe said method, and antiballistic-shaped parts fabricated from the said felt
US5972497A (en) * 1996-10-09 1999-10-26 Fiberco, Inc. Ester lubricants as hydrophobic fiber finishes
US6811716B1 (en) 1996-10-24 2004-11-02 Fibervisions A/S Polyolefin fibers and method for the production thereof
CN1080296C (zh) * 1996-10-24 2002-03-06 菲伯维森斯公司 聚烯烃纤维及其制造方法
JP3625351B2 (ja) * 1997-02-25 2005-03-02 竹本油脂株式会社 合成繊維用潤滑剤及び合成繊維処理方法
US5948334A (en) * 1997-07-31 1999-09-07 Fiberco, Inc. Compact long spin system
US6410138B2 (en) 1997-09-30 2002-06-25 Kimberly-Clark Worldwide, Inc. Crimped multicomponent filaments and spunbond webs made therefrom
US5876840A (en) * 1997-09-30 1999-03-02 Kimberly-Clark Worldwide, Inc. Crimp enhancement additive for multicomponent filaments
US6752947B1 (en) 1998-07-16 2004-06-22 Hercules Incorporated Method and apparatus for thermal bonding high elongation nonwoven fabric
US6582817B2 (en) 1999-11-19 2003-06-24 Wellman, Inc. Nonwoven fabrics formed from polyethylene glycol modified polyester fibers and method for making the same
US6623853B2 (en) 1998-08-28 2003-09-23 Wellman, Inc. Polyethylene glycol modified polyester fibers and method for making the same
US6300258B1 (en) 1999-08-27 2001-10-09 Kimberly-Clark Worldwide, Inc. Nonwovens treated with surfactants having high polydispersities
US6077468A (en) * 1999-01-11 2000-06-20 3M Innovative Properties Company Process of drawing fibers
US6426142B1 (en) 1999-07-30 2002-07-30 Alliedsignal Inc. Spin finish
US6509091B2 (en) 1999-11-19 2003-01-21 Wellman, Inc. Polyethylene glycol modified polyester fibers
US6682672B1 (en) 2002-06-28 2004-01-27 Hercules Incorporated Process for making polymeric fiber
FR2849064B1 (fr) * 2002-12-20 2006-11-03 Saint Gobain Mat Constr Sas Fibre de renforcement en polyolefine, utilisation et produits comprenant la fibre
JP3931203B2 (ja) * 2004-04-07 2007-06-13 松本油脂製薬株式会社 繊維処理剤、これを用いたポリエステル短繊維及び不織布
US7438777B2 (en) * 2005-04-01 2008-10-21 North Carolina State University Lightweight high-tensile, high-tear strength bicomponent nonwoven fabrics
US20100029161A1 (en) * 2005-06-24 2010-02-04 North Carolina State University Microdenier fibers and fabrics incorporating elastomers or particulate additives
KR101280398B1 (ko) * 2005-06-24 2013-07-02 노쓰 캐롤라이나 스테이트 유니버시티 해도형 2성분 복합 섬유를 피브릴화하여 제조되는 고강도,내구성 마이크로 및 나노 섬유 패브릭
US7883772B2 (en) * 2005-06-24 2011-02-08 North Carolina State University High strength, durable fabrics produced by fibrillating multilobal fibers
US8007904B2 (en) * 2008-01-11 2011-08-30 Fiber Innovation Technology, Inc. Metal-coated fiber
US20100125963A1 (en) * 2008-11-21 2010-05-27 E. I. Du Pont De Nemours And Company Monofilament comprising hydrophilic agent
CN102121140B (zh) * 2011-01-13 2016-04-13 中国石油化工股份有限公司 一种涤纶短纤维的制造方法
CN107974825A (zh) * 2017-11-30 2018-05-01 英泰时尚服饰（苏州）有限公司 一种涤纶纤维用防静电抗水解整理剂的制备方法
CN115698420A (zh) * 2020-06-11 2023-02-03 松本油脂制药株式会社 透水性赋予剂及其利用

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB828735A (en) * 1957-06-03 1960-02-24 Ici Ltd Lubrication of hydropholic filaments
BE601280A (pt) * 1960-03-15
US3377181A (en) * 1963-07-19 1968-04-09 Toray Industries Method for producing webs including polypropylene fibers
US3433008A (en) * 1965-11-19 1969-03-18 Du Pont Bulked yarn
US3821021A (en) * 1972-02-29 1974-06-28 Du Pont Antistatically protected nonwoven polyolefin sheet
DE2405717B2 (de) * 1974-02-06 1980-04-24 Wacker-Chemie Gmbh, 8000 Muenchen Verfahren zur Erhöhung der Gleitfähigkeit und zum Antielektrostatischmachen von organischen Fasern
US3919097A (en) * 1974-09-06 1975-11-11 Union Carbide Corp Lubricant composition
US4285748A (en) * 1977-03-11 1981-08-25 Fiber Industries, Inc. Selfbonded nonwoven fabrics
CA1150008A (en) * 1978-11-06 1983-07-19 Peter A. Taylor Finishes for polypropylene textile materials, process and product thereof
US4624793A (en) * 1984-06-20 1986-11-25 National Distillers And Chemical Corporation Fiber finishes
US4938832A (en) * 1989-05-30 1990-07-03 Hercules Incorporated Cardable hydrophobic polypropylene fiber, material and method for preparation thereof
US4995884A (en) * 1989-12-08 1991-02-26 Henkel Corporation Polyalphaolefin emulsions for fiber and textile applications
SG49022A1 (en) * 1990-11-15 1998-05-18 Hercules Inc Cardable hydrophobic polyolefin fiber material and method for preparation therof
CA2069269C (en) * 1991-05-28 1998-09-15 Roger W. Johnson Cardable hydrophobic polypropylene fiber
US5545481A (en) * 1992-02-14 1996-08-13 Hercules Incorporated Polyolefin fiber
IT1255205B (it) * 1992-07-03 1995-10-20 Composizione di ensimaggio per fibre polipropileniche

Also Published As

Publication number Publication date
AU653403B2 (en) 1994-09-29
EP0516412A2 (en) 1992-12-02
EP0962583A2 (en) 1999-12-08
AU1720992A (en) 1992-12-03
TW205576B (pt) 1993-05-11
CA2069269C (en) 1998-09-15
JPH05156571A (ja) 1993-06-22
IL101987A0 (en) 1992-12-30
JP3188518B2 (ja) 2001-07-16
EP0962583A3 (en) 2000-01-05
MX9202491A (es) 1993-12-01
US5403426A (en) 1995-04-04
EP0516412A3 (en) 1993-09-08
KR920021796A (ko) 1992-12-18
IL101987A (en) 1995-05-26
CA2069269A1 (en) 1992-11-29

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Legal Events

Date Code Title Description
EE Request for examination
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FA8 Dismissal: dismissal - article 36, par. 1 of industrial property law