DE3777488D1 - Verfahren zum herstellen mikroporoeser filme. - Google Patents

Verfahren zum herstellen mikroporoeser filme.

Info

Publication number
DE3777488D1
DE3777488D1 DE8787306760T DE3777488T DE3777488D1 DE 3777488 D1 DE3777488 D1 DE 3777488D1 DE 8787306760 T DE8787306760 T DE 8787306760T DE 3777488 T DE3777488 T DE 3777488T DE 3777488 D1 DE3777488 D1 DE 3777488D1
Authority
DE
Germany
Prior art keywords
microporous films
producing microporous
producing
films
microporous
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 - Lifetime
Application number
DE8787306760T
Other languages
English (en)
Inventor
Noel Lawrence Douglas
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.)
Rexene Products Co (ndgesdes Staates Delaware) Odessa Tex Us
Rexene Products Co
Original Assignee
Rexene Products Co (ndgesdes Staates Delaware) Odessa Tex Us
Rexene Products 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 Rexene Products Co (ndgesdes Staates Delaware) Odessa Tex Us, Rexene Products Co filed Critical Rexene Products Co (ndgesdes Staates Delaware) Odessa Tex Us
Application granted granted Critical
Publication of DE3777488D1 publication Critical patent/DE3777488D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B24B19/22—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground
    • B24B19/223—Single-purpose machines or devices for particular grinding operations not covered by any other main group characterised by a special design with respect to properties of the material of non-metallic articles to be ground of paper or similar sheet material, e.g. perforating, cutting by means of a grinding wheel
    • 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
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • B29C2059/027—Grinding; Polishing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
DE8787306760T 1986-08-04 1987-07-30 Verfahren zum herstellen mikroporoeser filme. Expired - Lifetime DE3777488D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89266086A 1986-08-04 1986-08-04

Publications (1)

Publication Number Publication Date
DE3777488D1 true DE3777488D1 (de) 1992-04-23

Family

ID=25400316

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787306760T Expired - Lifetime DE3777488D1 (de) 1986-08-04 1987-07-30 Verfahren zum herstellen mikroporoeser filme.

Country Status (4)

Country Link
EP (1) EP0256717B1 (de)
JP (1) JPS6341542A (de)
DE (1) DE3777488D1 (de)
GR (1) GR3004092T3 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0661859B2 (ja) * 1991-02-28 1994-08-17 清二 加川 多孔質フィルムの製造装置
US5269981A (en) * 1991-09-30 1993-12-14 Kimberly-Clark Corporation Process for hydrosonically microaperturing
US5443886A (en) * 1991-09-30 1995-08-22 Kimberly-Clark Corporation Hydrosonically embedded soft thin film materials
US5314737A (en) * 1991-09-30 1994-05-24 Kimberly-Clark Corporation Area thinned thin sheet materials
US5352108A (en) * 1991-10-18 1994-10-04 Norito Sudo Porous film and porous film manufacturing apparatus
US5336452A (en) * 1992-09-23 1994-08-09 Kimberly-Clark Corporation Process for hydrosonically area embossing thin thermoplastic film materials
US5370830A (en) * 1992-09-23 1994-12-06 Kimberly-Clark Corporation Hydrosonic process for forming electret filter media
CA2149701A1 (en) * 1994-10-12 1996-04-13 Kimberly-Clark Worldwide, Inc. Sterilization wrap material
US5762840A (en) * 1996-04-18 1998-06-09 Kimberly-Clark Worldwide, Inc. Process for making microporous fibers with improved properties
US6821915B2 (en) 2000-05-03 2004-11-23 Kimberly-Clark Worldwide, Inc. Film having high breathability induced by low cross-directional stretch

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3073304A (en) * 1960-08-08 1963-01-15 Kendall & Co Perforated adhesive tape and bandage formed therewith
GB1086596A (en) * 1965-07-16 1967-10-11 Timsons Holdings Ltd Improvements in perforating and like machines
GB1270777A (en) * 1969-12-18 1972-04-12 Mobil Oil Corp Permeable thermoplastic film product and material
US3683559A (en) * 1970-10-05 1972-08-15 Johnson & Johnson Apparatus for producing perforated sheet material
US4280978A (en) * 1979-05-23 1981-07-28 Monsanto Company Process of embossing and perforating thermoplastic film
GB2066130B (en) * 1979-11-29 1983-09-07 Molins Ltd Cigarette ventilation control
JPS608224B2 (ja) * 1980-05-29 1985-03-01 花王株式会社 多孔質シ−ト
US4472328A (en) * 1981-06-09 1984-09-18 Mitsubishi Chemical Industries, Ltd. Process for producing porous film or sheet
AU551948B2 (en) * 1983-12-16 1986-05-15 Mitsui Toatsu Chemicals Inc. Producing porous film

Also Published As

Publication number Publication date
JPS6341542A (ja) 1988-02-22
EP0256717A2 (de) 1988-02-24
EP0256717B1 (de) 1992-03-18
EP0256717A3 (en) 1989-07-26
GR3004092T3 (de) 1993-03-31

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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