FR2319472B1 - - Google Patents

Info

Publication number
FR2319472B1
FR2319472B1 FR7623019A FR7623019A FR2319472B1 FR 2319472 B1 FR2319472 B1 FR 2319472B1 FR 7623019 A FR7623019 A FR 7623019A FR 7623019 A FR7623019 A FR 7623019A FR 2319472 B1 FR2319472 B1 FR 2319472B1
Authority
FR
France
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
FR7623019A
Other versions
FR2319472A1 (fr
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.)
Dynamit Nobel AG
Original Assignee
Dynamit Nobel AG
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 Dynamit Nobel AG filed Critical Dynamit Nobel AG
Publication of FR2319472A1 publication Critical patent/FR2319472A1/fr
Application granted granted Critical
Publication of FR2319472B1 publication Critical patent/FR2319472B1/fr
Granted 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
    • B26F1/24—Perforating by needles or pins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/065—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/04—Punching, slitting or perforating
    • B32B2038/047—Perforating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00—Composition of foam
    • B32B2266/02—Organic
    • B32B2266/0214—Materials belonging to B32B27/00
    • B32B2266/025—Polyolefin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/02—Cellular or porous
    • B32B2305/022—Foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2310/00—Treatment by energy or chemical effects
    • B32B2310/04—Treatment by energy or chemical effects using liquids, gas or steam
    • B32B2310/0445—Treatment by energy or chemical effects using liquids, gas or steam using gas or flames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
FR7623019A 1975-08-01 1976-07-28 Procede pour perforer en continu des bandes flexibles en matieres thermoplastiques Granted FR2319472A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2534376A DE2534376C3 (de) 1975-08-01 1975-08-01 Vorrichtung zum kontinuierlichen Lochen flexibler Bahnen aus thermoplastischen Kunststoffen

Publications (2)

Publication Number Publication Date
FR2319472A1 FR2319472A1 (fr) 1977-02-25
FR2319472B1 true FR2319472B1 (fr) 1980-08-29

Family

ID=5952980

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7623019A Granted FR2319472A1 (fr) 1975-08-01 1976-07-28 Procede pour perforer en continu des bandes flexibles en matieres thermoplastiques

Country Status (5)

Country Link
CH (1) CH609606A5 (fr)
DE (1) DE2534376C3 (fr)
FR (1) FR2319472A1 (fr)
GB (1) GB1552491A (fr)
IT (1) IT1066209B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4610042A (en) * 1984-12-19 1986-09-09 Kurt Salmon Associates, Inc. Method and apparatus for making disposable shoe covers
US5262107A (en) * 1991-06-25 1993-11-16 Applied Extrusion Technologies, Inc. Method of making apertured film fabrics
DE69533878T2 (de) * 1994-11-08 2006-01-12 Minnesota Mining And Mfg. Co., Saint Paul Verfahren zum perforieren dünner bahnenmaterialien
US5879494A (en) * 1996-09-23 1999-03-09 Minnesota Mining And Manufacturing Company Method of aperturing thin sheet materials
WO1998021252A1 (fr) * 1996-11-15 1998-05-22 Sentinel Products Corporation Articles en mousse a cellules ouvertes comportant des resines de polyolefine a greffe silane
DE10223388B4 (de) * 2002-05-25 2005-09-08 Afs Entwicklungs + Vertriebs Gmbh Vorrichtung zur Perforation eines bahnartigen Materials
EP3378450A1 (fr) 2017-03-22 2018-09-26 Mölnlycke Health Care AB Procédé de fabrication d'un pansement et pansement

Also Published As

Publication number Publication date
CH609606A5 (en) 1979-03-15
IT1066209B (it) 1985-03-04
GB1552491A (en) 1979-09-12
DE2534376A1 (de) 1977-02-03
DE2534376B2 (de) 1979-02-15
FR2319472A1 (fr) 1977-02-25
DE2534376C3 (de) 1979-10-25

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Legal Events

Date Code Title Description
ST Notification of lapse