DE3461206D1 - Improved low density nonwoven aramid sheets - Google Patents

Improved low density nonwoven aramid sheets

Info

Publication number
DE3461206D1
DE3461206D1 DE8484303693T DE3461206T DE3461206D1 DE 3461206 D1 DE3461206 D1 DE 3461206D1 DE 8484303693 T DE8484303693 T DE 8484303693T DE 3461206 T DE3461206 T DE 3461206T DE 3461206 D1 DE3461206 D1 DE 3461206D1
Authority
DE
Germany
Prior art keywords
sheet
low density
improved low
density nonwoven
wet
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8484303693T
Other languages
German (de)
English (en)
Inventor
Dennis Arthur Nollen
Arthur Albertus Quinn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE3461206D1 publication Critical patent/DE3461206D1/de
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10—Organic non-cellulose fibres
    • D21H13/20—Organic non-cellulose fibres from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D21H13/26—Polyamides; Polyimides
    • 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
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/4334—Polyamides
    • D04H1/4342—Aromatic polyamides
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C7/00—Parts, details, or accessories of chairs or stools
    • A47C7/02—Seat parts
    • A47C7/24—Upholstered seats
    • 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
    • D04H1/44—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/50—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by treatment to produce shrinking, swelling, crimping or curling of fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/005—Mechanical treatment
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/04—Physical treatment, e.g. heating, irradiating
    • D21H25/06—Physical treatment, e.g. heating, irradiating of impregnated or coated paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/02—Patterned paper

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Nonwoven Fabrics (AREA)
  • Laminated Bodies (AREA)
  • Paper (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Artificial Filaments (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Fertilizers (AREA)
  • Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
  • Medicinal Preparation (AREA)
  • Cosmetics (AREA)
  • Materials For Medical Uses (AREA)
  • Reinforced Plastic Materials (AREA)
DE8484303693T 1983-06-02 1984-06-01 Improved low density nonwoven aramid sheets Expired DE3461206D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US50047383A 1983-06-02 1983-06-02

Publications (1)

Publication Number Publication Date
DE3461206D1 true DE3461206D1 (en) 1986-12-11

Family

ID=23989562

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484303693T Expired DE3461206D1 (en) 1983-06-02 1984-06-01 Improved low density nonwoven aramid sheets

Country Status (13)

Country Link
EP (1) EP0128712B1 (no)
JP (1) JPS59228059A (no)
KR (1) KR910005013B1 (no)
AT (1) ATE23378T1 (no)
AU (2) AU570468B2 (no)
BR (1) BR8402613A (no)
DE (1) DE3461206D1 (no)
DK (1) DK274084A (no)
GR (1) GR81644B (no)
IE (1) IE55469B1 (no)
MX (1) MX158635A (no)
NO (1) NO157943C (no)
PT (1) PT78680B (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2573969A1 (fr) * 1984-12-03 1986-06-06 Quinette Internal Sa Nappe de revetement destinee notamment a revetir des sieges
US4750443A (en) * 1985-04-30 1988-06-14 E. I. Du Pont De Nemours And Company Fire-blocking textile fabric
DE59206760D1 (de) * 1991-01-22 1996-08-22 Hoechst Ag Schmelzbinderverfestigter Vliesstoff
US5089088A (en) * 1991-02-28 1992-02-18 E. I. Du Pont De Nemours And Company Low-density, high strength aramid boards
AU5002293A (en) * 1992-08-17 1994-03-15 E.I. Du Pont De Nemours And Company Fire-resistant material comprising a fiberfill batt
WO2006009539A1 (en) * 2004-06-16 2006-01-26 E.I. Dupont De Nemours And Company Lightweight acoustic and thermal insulation fluff and systems made thereof
ES2783976T3 (es) * 2012-11-23 2020-09-21 Teijin Aramid Bv Papel aislante eléctrico

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR737923A (fr) * 1931-09-23 1932-12-19 Procédé de traitement des papiers
NL246230A (no) * 1958-12-09
USRE30061E (en) * 1966-07-26 1979-07-31 Johnson & Johnson Nonwoven fibrous product and method of making the same
FR2052168A5 (no) * 1969-07-25 1971-04-09 Progil
AR231006A1 (es) * 1981-08-28 1984-08-31 Du Pont Una hoja no tejida coherente expandida exenta de adhesivo y particularmente apta para aislamiento termico y acustico
JPS58180650A (ja) * 1982-04-19 1983-10-22 帝人株式会社 芳香族ポリアミド不織布の製造法

Also Published As

Publication number Publication date
AU2893084A (en) 1984-12-06
EP0128712A1 (en) 1984-12-19
KR850000549A (ko) 1985-02-28
BR8402613A (pt) 1985-04-30
AU583998B2 (en) 1989-05-11
JPS59228059A (ja) 1984-12-21
EP0128712B1 (en) 1986-11-05
AU1012888A (en) 1988-04-28
AU570468B2 (en) 1988-03-17
DK274084D0 (da) 1984-06-01
PT78680B (en) 1986-07-11
IE841376L (en) 1984-12-02
PT78680A (pt) 1985-01-01
NO157943C (no) 1988-06-15
IE55469B1 (en) 1990-09-26
NO157943B (no) 1988-03-07
MX158635A (es) 1989-02-20
GR81644B (no) 1984-12-11
ATE23378T1 (de) 1986-11-15
KR910005013B1 (ko) 1991-07-20
DK274084A (da) 1985-01-23
NO842202L (no) 1984-12-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee