GB2151538B - Process for producing porous polyolefin films - Google Patents

Process for producing porous polyolefin films

Info

Publication number
GB2151538B
GB2151538B GB08431524A GB8431524A GB2151538B GB 2151538 B GB2151538 B GB 2151538B GB 08431524 A GB08431524 A GB 08431524A GB 8431524 A GB8431524 A GB 8431524A GB 2151538 B GB2151538 B GB 2151538B
Authority
GB
United Kingdom
Prior art keywords
polyolefin films
porous polyolefin
producing porous
producing
films
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
GB08431524A
Other versions
GB8431524D0 (en
GB2151538A (en
Inventor
Keiko Ito
Michiyasu Ito
Shoichi Tsuji
Hisatosi Suzuki
Shoichi Ito
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals 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
Priority claimed from JP58236333A external-priority patent/JPS60129240A/en
Priority claimed from JP59040440A external-priority patent/JPS60185803A/en
Priority claimed from JP5357784A external-priority patent/JPS60199037A/en
Priority claimed from JP5357684A external-priority patent/JPS60199036A/en
Application filed by Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Publication of GB8431524D0 publication Critical patent/GB8431524D0/en
Publication of GB2151538A publication Critical patent/GB2151538A/en
Application granted granted Critical
Publication of GB2151538B publication Critical patent/GB2151538B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
    • C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
    • C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
    • A61L15/24—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/48—Wearing apparel
    • B29L2031/4871—Underwear
    • B29L2031/4878—Diapers, napkins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hematology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Prostheses (AREA)
  • Polymerisation Methods In General (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
GB08431524A 1983-12-16 1984-12-13 Process for producing porous polyolefin films Expired GB2151538B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP58236333A JPS60129240A (en) 1983-12-16 1983-12-16 Porous film and its manufacture
JP59040440A JPS60185803A (en) 1984-03-05 1984-03-05 Disposable diaper
JP5357784A JPS60199037A (en) 1984-03-22 1984-03-22 Porous film and manufacture thereof
JP5357684A JPS60199036A (en) 1984-03-22 1984-03-22 Porous film and manufacture thereof

Publications (3)

Publication Number Publication Date
GB8431524D0 GB8431524D0 (en) 1985-01-23
GB2151538A GB2151538A (en) 1985-07-24
GB2151538B true GB2151538B (en) 1987-04-29

Family

ID=27460900

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08431524A Expired GB2151538B (en) 1983-12-16 1984-12-13 Process for producing porous polyolefin films

Country Status (12)

Country Link
KR (1) KR870001966B1 (en)
AU (1) AU551948B2 (en)
CA (1) CA1245026A (en)
CH (1) CH666222A5 (en)
DE (1) DE3445771A1 (en)
FR (1) FR2556648B1 (en)
GB (1) GB2151538B (en)
IT (1) IT1179513B (en)
NL (1) NL187233C (en)
NO (1) NO171456B (en)
NZ (1) NZ210433A (en)
SE (1) SE465310B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5695868A (en) 1993-12-17 1997-12-09 Kimberly-Clark Worldwide, Inc. Breathable, cloth-like film/nonwoven composite
US6258308B1 (en) 1996-07-31 2001-07-10 Exxon Chemical Patents Inc. Process for adjusting WVTR and other properties of a polyolefin film
US6264864B1 (en) 1998-10-16 2001-07-24 Exxon Chemical Patents Inc. Process for producing polyolefin microporous breathable film

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61114701A (en) * 1984-11-09 1986-06-02 Terumo Corp Flat film type permeable membrane and preparation thereof
US4698372A (en) * 1985-09-09 1987-10-06 E. I. Du Pont De Nemours And Company Microporous polymeric films and process for their manufacture
JPS62138541A (en) * 1985-12-11 1987-06-22 Mitsui Toatsu Chem Inc Resin composition for porous film and film thereof
JPS62148537A (en) * 1985-12-23 1987-07-02 Mitsui Toatsu Chem Inc Production of porous film
NZ218971A (en) * 1986-01-21 1989-05-29 Mitsui Toatsu Chemicals Porous polyolefin films and their preparation
DE3779199D1 (en) * 1986-07-16 1992-06-25 Sumitomo Chemical Co BREATHABLE FILM AND METHOD FOR PRODUCING THE SAME.
US4778634A (en) * 1986-08-04 1988-10-18 El Paso Products Company Process for the manufacture of porous film
JPS6341542A (en) * 1986-08-04 1988-02-22 レクセン・プロダクツ・カンパニー Grinding method for producing microporous film
US4815714A (en) * 1986-08-04 1989-03-28 El Paso Products Company Process for the manufacture of microporous film
EP0259003A3 (en) * 1986-08-04 1989-07-12 REXENE PRODUCTS COMPANY (A Delaware Corporation) Process for the manufacture of microporous film
GB8723608D0 (en) * 1987-10-08 1987-11-11 Hercules Inc Uniaxially oriented film
US4923650A (en) * 1988-07-27 1990-05-08 Hercules Incorporated Breathable microporous film and methods for making it
US5843057A (en) † 1996-07-15 1998-12-01 Kimberly-Clark Worldwide, Inc. Film-nonwoven laminate containing an adhesively-reinforced stretch-thinned film
US6776947B2 (en) 1996-07-31 2004-08-17 Exxonmobil Chemical Company Process of adjusting WVTR of polyolefin film
USH1955H1 (en) 1996-07-31 2001-04-03 Exxon Chemical Patents Inc. Polyolefin/filler films having increased WVTR and method for making
JP2002509496A (en) * 1997-11-04 2002-03-26 トレドガー フィルム プロダクツ コーポレイション Textured dimensionally stable microporous film and method of making same
BE1012087A4 (en) * 1998-07-24 2000-04-04 Age S A Microporous polyolefin films and tight gas liquid impermeables
EP1208142A1 (en) * 1999-04-22 2002-05-29 Dunlop Tire Corporation Vulcanizable elastomeric compositions for use as tire treads
KR100338362B1 (en) * 1999-07-23 2002-05-30 유승렬 Composition for air permeabile film having excellent processability and permeability
DE10005685A1 (en) * 2000-02-09 2001-08-23 Sachtleben Chemie Gmbh Barium sulfate, process for its preparation and its use
JP5070660B2 (en) * 2000-10-30 2012-11-14 住友化学株式会社 Porous film, battery separator and battery
KR20020066110A (en) * 2001-02-09 2002-08-14 주식회사 한진피앤씨 Improvement radiation of far-infrared light of air permeability film
DE10209698A1 (en) * 2002-03-06 2003-09-18 Sachtleben Chemie Gmbh Process for the production of coated, finely divided, inorganic solids and their use

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5417789B1 (en) * 1969-04-25 1979-07-03
GB1310430A (en) * 1970-12-29 1973-03-21 Sekisui Chemical Co Ltd Process for producing a synthetic resin sheet
JPS5933138B2 (en) * 1977-09-22 1984-08-14 旭化成株式会社 Film containing inorganic filler
US4265960A (en) * 1978-12-26 1981-05-05 Mobil Oil Corporation Films produced from LDPE encapsulated CaCO3
JPS5932492B2 (en) * 1981-06-08 1984-08-09 東ソー株式会社 agricultural film
US4472328A (en) * 1981-06-09 1984-09-18 Mitsubishi Chemical Industries, Ltd. Process for producing porous film or sheet
DE3306843A1 (en) * 1982-03-02 1983-09-15 Kao Corp., Tokyo ABSORBENT PRODUCT

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5695868A (en) 1993-12-17 1997-12-09 Kimberly-Clark Worldwide, Inc. Breathable, cloth-like film/nonwoven composite
US5855999A (en) 1993-12-17 1999-01-05 Kimberly-Clark Worldwide, Inc. Breathable, cloth-like film/nonwoven composite
US6258308B1 (en) 1996-07-31 2001-07-10 Exxon Chemical Patents Inc. Process for adjusting WVTR and other properties of a polyolefin film
US6264864B1 (en) 1998-10-16 2001-07-24 Exxon Chemical Patents Inc. Process for producing polyolefin microporous breathable film
US6706228B2 (en) 1998-10-16 2004-03-16 Exxonmobil Chemical Company Process for producing polyolefin microporous breathable film

Also Published As

Publication number Publication date
NO845047L (en) 1985-06-17
AU551948B2 (en) 1986-05-15
NO171456B (en) 1992-12-07
NL187233B (en) 1991-02-18
DE3445771A1 (en) 1985-07-04
FR2556648A1 (en) 1985-06-21
NL187233C (en) 1991-07-16
FR2556648B1 (en) 1987-11-20
SE8406114L (en) 1985-06-17
SE8406114D0 (en) 1984-12-04
IT1179513B (en) 1987-09-16
CH666222A5 (en) 1988-07-15
NL8403798A (en) 1985-07-16
CA1245026A (en) 1988-11-22
KR850004599A (en) 1985-07-25
DE3445771C2 (en) 1990-06-07
GB8431524D0 (en) 1985-01-23
SE465310B (en) 1991-08-26
NZ210433A (en) 1987-05-29
AU3622184A (en) 1985-06-20
IT8424069A0 (en) 1984-12-14
GB2151538A (en) 1985-07-24
KR870001966B1 (en) 1987-10-23

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19951213