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CO4790142A1 - Metodo para formar una pelicula de un material polimerico termoplastico estirable . . . - Google Patents

Metodo para formar una pelicula de un material polimerico termoplastico estirable . . .

Info

Publication number
CO4790142A1
CO4790142A1 CO96046340A CO96046340A CO4790142A1 CO 4790142 A1 CO4790142 A1 CO 4790142A1 CO 96046340 A CO96046340 A CO 96046340A CO 96046340 A CO96046340 A CO 96046340A CO 4790142 A1 CO4790142 A1 CO 4790142A1
Authority
CO
Colombia
Prior art keywords
film
holes
support member
polymeric material
thermoplastic polymeric
Prior art date
Application number
CO96046340A
Other languages
English (en)
Inventor
Judith E Roller
Thomas Patrick Luchino
David A Burwell
Pargass Sunita
Original Assignee
Mc Neil P P C 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 Mc Neil P P C Inc filed Critical Mc Neil P P C Inc
Publication of CO4790142A1 publication Critical patent/CO4790142A1/es

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/00987—Apparatus or processes for manufacturing non-adhesive dressings or bandages
    • A61F13/00991—Apparatus or processes for manufacturing non-adhesive dressings or bandages for treating webs, e.g. for moisturising, coating, impregnating or applying powder
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
    • A61F13/15731—Treating webs, e.g. for giving them a fibrelike appearance, e.g. by embossing
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/51—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the outer layers of the pads
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/512—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/26—Perforating by non-mechanical means, e.g. by fluid jet

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Forests & Forestry (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Laminated Bodies (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

LA PRESENTE INVENCIÓN SE REFIERE A MÉTODO PARA FORMAR UNAPELÍCULA ABIERTA DE UN MATERIAL POLIMÉRICO TERMOPLÁSTICO ESTIRABLE QUE COMPRENDE: a) proveer una película iniciadora que comprende dicho material polimérico termoplástico estirable y que tiene un lado superior y un lado inferior tratado con descarga en corona; b) proveer un miembro de sostén que comprende regiones de soporte localizadas para sostener dicha película iniciadora, zonas de depresión en las que puede formarse la película por medio de la aplicación de fluidos, y un medio para permitir que dicho fluido sea transportado fuera de dicho miembro de sostén; c) sostener dicha película iniciadora sobre dicho miembro de sostén con porciones del lado inferior de dicha película en contacto con las regiones de sostén de dicho miembro de sostén y con el lado superior de dicha película alejándose de dicho miembro de sostén, d) dirigir un fluido en la forma de flujo en columna desde por lo menos dos grupos de orificios contra el lado superior de dicha película iniciadora en una zona de contacto, los orificios del primer conjunto tiene un diámetro mayor que diez mil y el fluido provisto allí tiene una presión menor a los 500 psig. para provocar la formación de agujeros grandes en dicha película iniciadora; los orificios del segundo grupo tienen un diámetro menor o igual a 10 mil y el fluido provisto allí tiene una presión de por lo menos 500 psig para provocar la formación de micro-agujeros en dicha película iniciadora, de este modo, se forma una combinación de agujeros grandes y microagujeros en dicha película iniciadora; e) mover dicha película de dicha zona de contacto; f) revestir el lado superior de dicha película abierta con un agente activo de superficie; y g) enrollar dicha película abierta en un rodillo con dichos lados superior e inferior en contacto superficie con superficie, donde por lo menos una porción de dicho agente activo de superficie se transfiere del lado superior de la película hasta el lado inferior. ...
CO96046340A 1995-09-01 1996-08-30 Metodo para formar una pelicula de un material polimerico termoplastico estirable . . . CO4790142A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/522,600 US5980814A (en) 1995-09-01 1995-09-01 Method for making an apertured film coated with a surface-active agent

Publications (1)

Publication Number Publication Date
CO4790142A1 true CO4790142A1 (es) 1999-05-31

Family

ID=24081524

Family Applications (1)

Application Number Title Priority Date Filing Date
CO96046340A CO4790142A1 (es) 1995-09-01 1996-08-30 Metodo para formar una pelicula de un material polimerico termoplastico estirable . . .

Country Status (29)

Country Link
US (1) US5980814A (es)
EP (1) EP0900071B1 (es)
JP (2) JP4364304B2 (es)
KR (1) KR100449771B1 (es)
CN (1) CN1160038C (es)
AR (1) AR003391A1 (es)
AT (1) ATE215802T1 (es)
AU (1) AU6861696A (es)
BR (1) BR9610280A (es)
CA (1) CA2230668C (es)
CO (1) CO4790142A1 (es)
CZ (1) CZ60098A3 (es)
DE (1) DE69620643T2 (es)
DK (1) DK0900071T3 (es)
ES (1) ES2175121T3 (es)
HU (1) HU221231B1 (es)
IL (1) IL123464A (es)
IN (1) IN189647B (es)
MY (1) MY116228A (es)
NO (1) NO980835L (es)
NZ (1) NZ316395A (es)
PL (1) PL325375A1 (es)
RU (1) RU2176492C2 (es)
SK (1) SK27898A3 (es)
TR (1) TR199800325T1 (es)
TW (1) TW379174B (es)
UA (1) UA70279C2 (es)
WO (1) WO1997009013A1 (es)
ZA (1) ZA967388B (es)

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RU2372884C1 (ru) * 2005-07-19 2009-11-20 МакНЕЙЛ-ППС, ИНК. Трехмерная пленка с отверстиями
US8557128B2 (en) 2007-03-22 2013-10-15 Micron Technology, Inc. Sub-10 nm line features via rapid graphoepitaxial self-assembly of amphiphilic monolayers
CN102188308B (zh) * 2010-03-02 2013-03-13 黄振正 吸收单元及吸收单元的薄层物成型模具
MX381702B (es) * 2014-06-13 2025-03-13 Essity Hygiene & Health Ab Una unidad de empaque para articulos de higiene y un metodo para formar una unidad de empaque.
BR112018009148A8 (pt) * 2015-12-11 2019-02-26 Tredegar Film Prod Corp ?película hidroformada com microaberturas tridimensionais?
WO2017192592A1 (en) * 2016-05-02 2017-11-09 Tredegar Film Products Corporation Formed films and apparatus for manufacturing same
TW201821494A (zh) 2016-11-09 2018-06-16 美商比瑞塑料有限公司 具有對網狀物斷裂的耐受性的預拉伸的有孔彈性膜
RU186725U1 (ru) * 2018-09-11 2019-01-30 Михаил Сергеевич Видяев Рулон влажных салфеток для очистки косметических кистей
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Also Published As

Publication number Publication date
BR9610280A (pt) 1999-07-06
HUP9901461A2 (hu) 1999-08-30
AU6861696A (en) 1997-03-27
HK1019301A1 (en) 2000-02-03
IL123464A0 (en) 1998-09-24
WO1997009013A1 (en) 1997-03-13
NO980835L (no) 1998-04-20
EP0900071A1 (en) 1999-03-10
NZ316395A (en) 1998-11-25
ZA967388B (en) 1998-03-02
US5980814A (en) 1999-11-09
CZ60098A3 (cs) 1998-11-11
HU221231B1 (hu) 2002-08-28
EP0900071B1 (en) 2002-04-10
HUP9901461A3 (en) 1999-11-29
TW379174B (en) 2000-01-11
CA2230668C (en) 2007-06-12
JPH11513322A (ja) 1999-11-16
ATE215802T1 (de) 2002-04-15
NO980835D0 (no) 1998-02-27
UA70279C2 (en) 2004-10-15
IL123464A (en) 2001-11-25
DE69620643D1 (de) 2002-05-16
DK0900071T3 (da) 2002-07-22
CA2230668A1 (en) 1997-03-13
AR003391A1 (es) 1998-07-08
IN189647B (es) 2003-04-05
TR199800325T1 (xx) 1998-05-21
CN1160038C (zh) 2004-08-04
MX9801711A (es) 1998-08-30
MY116228A (en) 2003-12-31
SK27898A3 (en) 1998-10-07
PL325375A1 (en) 1998-07-20
RU2176492C2 (ru) 2001-12-10
DE69620643T2 (de) 2002-09-19
KR100449771B1 (ko) 2005-05-19
CN1201382A (zh) 1998-12-09
KR19990044386A (ko) 1999-06-25
JP4364304B2 (ja) 2009-11-18
ES2175121T3 (es) 2002-11-16
JP2009072622A (ja) 2009-04-09

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