FI112186B - Flerskiktig, lätt djupdragbar, polyamid innehållande folie med förbättrad sprängstyrka - Google Patents

Flerskiktig, lätt djupdragbar, polyamid innehållande folie med förbättrad sprängstyrka Download PDF

Info

Publication number
FI112186B
FI112186B FI940998A FI940998A FI112186B FI 112186 B FI112186 B FI 112186B FI 940998 A FI940998 A FI 940998A FI 940998 A FI940998 A FI 940998A FI 112186 B FI112186 B FI 112186B
Authority
FI
Finland
Prior art keywords
sequence
film
layer
polyamide
caprolactam
Prior art date
Application number
FI940998A
Other languages
English (en)
Finnish (fi)
Other versions
FI940998A (sv
FI940998A0 (sv
Inventor
Gregor Kaschel
Ulrich Reiners
Widdern Michael Hennig Car Von
Original Assignee
Wolff Walsrode 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 Wolff Walsrode Ag filed Critical Wolff Walsrode Ag
Publication of FI940998A0 publication Critical patent/FI940998A0/sv
Publication of FI940998A publication Critical patent/FI940998A/sv
Application granted granted Critical
Publication of FI112186B publication Critical patent/FI112186B/sv

Links

Classifications

    • 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
    • B32B27/08—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 synthetic resin
    • 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
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • 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
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/04—4 layers
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/31—Heat sealable
    • 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
    • B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
    • B32B2309/08—Dimensions, e.g. volume
    • B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
    • B32B2309/105—Thickness
    • 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
    • B32B2439/00—Containers; Receptacles
    • B32B2439/70—Food packaging

Landscapes

  • Laminated Bodies (AREA)
  • Wrappers (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Claims (8)

1. Flerskiktig, lätt termoformbar folie med se-kvensen ABCD, avsedd speciellt för packande av skarpkanti- 5 ga produkter, kännetecknad av att - sekvensen A bestär av ätminstone en kaprolaktam-baserad sampolyamid eller en blandning av alifatisk polya-mid med kaprolaktam-baserad sampolyamid eller amorf polya-mid, 10. sekvensen B innehäller ätminstone ett skikt av olefiniska (sam)polymerer, - sekvensen C innehäller ätminstone ett skikt, som bestär av en kaprolaktam-baserad sampolyamid eller en blandning av en alifatisk polyamid med en kaprolaktam- 15 baserad sampolyamid eller en aromatisk polyamid och tjock-leksförhällandet C:A är 1,5 - 4, - sekvensen D innehäller ätminstone ett skikt olefiniska (sam)polymerer, vilka som ytterskikt bestär av förseglingsmaterial, och tjockleksförhällandet D: B är 3 - 20 10, företrädesvis 4-7. *
2. Folie enligt patentkrav 1, kännetecknad av • att sekvensens C tjocklek är 30 - 150 μτη, företrädesvis 50 I - 10 0 μτη.
: 3. Folie enligt patentkrav 1 och 2, känneteck- ·· 25 n a d av att sekvensens D tjocklek är 100 - 250 μια, före trädesvis 150 - 200 μτη.
4. Folie enligt nägot av patentkraven 1-3, kännetecknad av att sekvensen B innehäller en syramo-difierad polyolefin som verkar som koppiingsmedium för se-;* 3 0 kvenserna A och C. ·(ί
5. Folie enligt nägot av patentkraven 1-4, kännetecknad av att foliestrukturen ABCD eller en el-h ler flera av sekvenserna A, B, C och D framställs genom samsträngsprutning eller adhesionslaminering eller sträng- 35 sprutningslaminering. 14 112186
6. Folie enligt nägot av patentkraven 1-5, kännetecknad av att det i sekvensen D befintliga för-seglingsmaterialet är polyeten eller etenvinylacetatsampo-lymer eller etenakrylsyrasampolymer eller etenmetylen- 5 akrylsyrasampolymer eller jonomer.
7. Folie enligt nägot av patentkraven 1-6, kännetecknad av att den folieyta som är belägen pä den motsatta sidan av förseglingsskiktet och/eller atrnin-stone ett annat skikt förses med tryckning.
8. Folie enligt nägot av patentkraven 1-7, kännetecknad av att tolien används för packande av skarpkantiga livsmedel, säsom t.ex. grova saltköttsproduk-ter, musslor osv. • · * 1 i * · * · » · » · ·
FI940998A 1993-03-04 1994-03-02 Flerskiktig, lätt djupdragbar, polyamid innehållande folie med förbättrad sprängstyrka FI112186B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4306716 1993-03-04
DE4306716A DE4306716A1 (de) 1993-03-04 1993-03-04 Mehrschichtige, leicht tiefziehfähige, Polyamid enthaltende Folie mit verbesserter Durchstichfestigkeit

Publications (3)

Publication Number Publication Date
FI940998A0 FI940998A0 (sv) 1994-03-02
FI940998A FI940998A (sv) 1994-09-05
FI112186B true FI112186B (sv) 2003-11-14

Family

ID=6481888

Family Applications (1)

Application Number Title Priority Date Filing Date
FI940998A FI112186B (sv) 1993-03-04 1994-03-02 Flerskiktig, lätt djupdragbar, polyamid innehållande folie med förbättrad sprängstyrka

Country Status (8)

Country Link
EP (1) EP0613774B1 (sv)
JP (1) JPH06286084A (sv)
KR (1) KR100304329B1 (sv)
AT (1) ATE152397T1 (sv)
DE (2) DE4306716A1 (sv)
DK (1) DK0613774T3 (sv)
ES (1) ES2100587T3 (sv)
FI (1) FI112186B (sv)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4446255C2 (de) * 1994-12-23 1997-05-28 Kurz Leonhard Fa Dekorationsfolie zum Dekorieren von dreidimensionalen Substratoberflächen
ATE207011T1 (de) * 1995-06-29 2001-11-15 Wolff Walsrode Ag Gleitfähige, siegelbare mehrschichtfolie mit verbesserter tiefziehbarkeit auf basis von polyamid und polyolefinen
DE19530952C2 (de) * 1995-08-23 2000-06-29 Wolff Walsrode Ag Sterilisationsfeste, tiefziehbare, siegelbare Semi-rigid-Folie
DE19830975A1 (de) 1998-07-10 2000-01-13 Wolff Walsrode Ag Tiefziehfähige, gleitfähige Folie auf Basis von Polyolefinen und Polyamid
DE19830977A1 (de) 1998-07-10 2000-01-13 Wolff Walsrode Ag Mehrschichtige, symmetrische, rollneigungsfreie, coextrudierte Tiefziehfolie
DE10324969B4 (de) * 2002-06-15 2008-03-06 Nordenia Deutschland Gronau Gmbh Mehrschichtige, tiefziehfähige und siegelbare Folie
EP1559543A3 (fr) * 2004-01-26 2010-11-03 Arkema France Structures multicouches polyamide 1/couche intermédiaire/polyamide 2 pour articles décorés
EP3684850B1 (en) 2017-09-22 2024-04-10 Dow Global Technologies LLC Thermoformed film compositions with enhanced toughness after thermoforming processes

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8004795A (nl) * 1980-08-25 1982-04-01 American Can Co Verpakking voor voedingsmiddelen; meerlaags polymeer velmateriaal.
US4407873A (en) * 1982-08-06 1983-10-04 American Can Company Retortable packaging structure
NZ238706A (en) * 1990-06-27 1994-12-22 Gunze Kk Stretched multi-layer films having at least one polyamide layer of 50-95% crystalline polyamide and 5-50% amorphous polyamide
DE4128081A1 (de) * 1991-08-23 1993-02-25 Wolff Walsrode Ag Coextrudierte biaxial gereckte schlauchfolie

Also Published As

Publication number Publication date
FI940998A (sv) 1994-09-05
ES2100587T3 (es) 1997-06-16
KR100304329B1 (ko) 2001-11-22
EP0613774B1 (de) 1997-05-02
KR940021253A (ko) 1994-10-17
DE59402572D1 (de) 1997-06-05
FI940998A0 (sv) 1994-03-02
ATE152397T1 (de) 1997-05-15
DK0613774T3 (da) 1997-11-03
EP0613774A1 (de) 1994-09-07
JPH06286084A (ja) 1994-10-11
DE4306716A1 (de) 1994-09-08

Similar Documents

Publication Publication Date Title
DK169144B1 (da) Flerlags emballagefolie, især til levnedsmidler.
ES2868326T3 (es) Laminados de polietileno para uso en materiales de envasado flexibles
US8741433B2 (en) Packaging films comprising nylon blend compositions
US20070298273A1 (en) Multilayer shrink films having a core layer of EVA/ionomer blend
US20030148123A1 (en) Multiple layer film with amorphous polyamide layer
CN101423135A (zh) 具有金属化非取向薄膜的阻隔包装金属薄片
JPH04226752A (ja) 非晶質ナイロン組成物及びフィルム
AU2001252149B2 (en) Bi-axially oriented and heat-set multilayer thermoplastic film for packaging
NZ205032A (en) Laminated,heat-shrinkable,multilayer film with copolyamides as at least one surface layer
FI112186B (sv) Flerskiktig, lätt djupdragbar, polyamid innehållande folie med förbättrad sprängstyrka
NZ576037A (en) Deep drawing container with a lid and a bottom each with a thermally shrinkable multi-layered film
RU2752589C2 (ru) Многослойная пленка
US7029734B1 (en) Packaging film, package and process for aseptic packaging
AU2001252149A1 (en) Bi-axially oriented and heat-set multilayer thermoplastic film for packaging
WO2015134721A1 (en) High moisture barrier coextruded blown film and laminate and package made therefrom
WO2019065161A1 (ja) 積層延伸ポリアミドフィルム
CA2903532A1 (en) Packaging film and packaging process
EP0967073B1 (en) Biaxially stretched multilayer film
AU654682B2 (en) Multilayer bag containers with improved heat processability properties
KR20210148190A (ko) 적층 연신 폴리아미드 필름
JP2006028289A (ja) 易引裂性二軸延伸ポリアミドフィルムおよびその応用
EP4143020A1 (en) Films with retort-shock recovery
JP2010076220A (ja) 積層体及びそれを用いた包装袋
JP2014213595A (ja) 低カール性多層フィルム
JP3753864B2 (ja) 深絞り成形用印刷積層フィルム