[go: up one dir, main page]

BR9302748A - Filme termocontratil e saco formado a partir do mesmo - Google Patents

Filme termocontratil e saco formado a partir do mesmo

Info

Publication number
BR9302748A
BR9302748A BR9302748A BR9302748A BR9302748A BR 9302748 A BR9302748 A BR 9302748A BR 9302748 A BR9302748 A BR 9302748A BR 9302748 A BR9302748 A BR 9302748A BR 9302748 A BR9302748 A BR 9302748A
Authority
BR
Brazil
Prior art keywords
vinyl acetate
layer
copolymer
ethylene
high degree
Prior art date
Application number
BR9302748A
Other languages
English (en)
Inventor
Robert Babrowicz
Original Assignee
Grace W R & 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
Priority claimed from US08/078,479 external-priority patent/US6291038B1/en
Application filed by Grace W R & Co filed Critical Grace W R & Co
Publication of BR9302748A publication Critical patent/BR9302748A/pt

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/06Layered 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
    • B32B27/08Layered 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00Layered products having a non-planar shape
    • B32B1/08Tubular products
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/30Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/32Layered products comprising a layer of synthetic resin comprising polyolefins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00Layers arrangement
    • B32B2250/24All layers being polymeric
    • B32B2250/246All polymers belonging to those covered by groups B32B27/32 and B32B27/30
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00Condition, form or state of the layers or laminate
    • B32B2305/72Cured, e.g. vulcanised, cross-linked
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/70Other properties
    • B32B2307/718Weight, e.g. weight per square meter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/70Other properties
    • B32B2307/732Dimensional properties
    • B32B2307/734Dimensional stability
    • B32B2307/736Shrinkable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00Polyalkenes
    • B32B2323/04Polyethylene
    • B32B2323/046LDPE, i.e. low density polyethylene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2597/00Tubular articles, e.g. hoses, pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
  • Packages (AREA)
  • Bag Frames (AREA)
  • Making Paper Articles (AREA)
BR9302748A 1992-07-02 1993-07-02 Filme termocontratil e saco formado a partir do mesmo BR9302748A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US90772592A 1992-07-02 1992-07-02
US08/078,479 US6291038B1 (en) 1992-07-02 1993-06-22 Multilayer shrinkable film with improved shrink, optics and sealability

Publications (1)

Publication Number Publication Date
BR9302748A true BR9302748A (pt) 1994-02-16

Family

ID=26760585

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9302748A BR9302748A (pt) 1992-07-02 1993-07-02 Filme termocontratil e saco formado a partir do mesmo

Country Status (8)

Country Link
EP (1) EP0577432B1 (pt)
AT (1) ATE158536T1 (pt)
AU (1) AU672406B2 (pt)
BR (1) BR9302748A (pt)
CA (1) CA2099440C (pt)
DE (1) DE69314102T2 (pt)
MX (1) MX9304005A (pt)
RU (1) RU2123429C1 (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7316833B1 (en) 1993-06-24 2008-01-08 Penchiney Emballage Flexible Europe Multi-layer thermoplastic films and packages made therefrom
EP0707954B1 (en) * 1994-10-19 2001-11-14 Cryovac, Inc. Multilayer heat-shrinkable films
ES2165893T3 (es) * 1994-10-19 2002-04-01 Cryovac Inc Peliculas multicapa termorretractiles.
AU739685B2 (en) * 1996-06-17 2001-10-18 American National Can Company Multilayer thermoplastic films and packages made therefrom
JP4153070B2 (ja) * 1998-01-21 2008-09-17 日東電工株式会社 貼付材用基材およびそれを用いてなる医療用貼付材、ならびに救急絆創膏
TWI238169B (en) * 2000-12-22 2005-08-21 Basell Technology Co Bv Bioriented polypropylene films
MX2011000618A (es) 2008-07-15 2011-02-24 Dow Global Technologies Inc Peliculas reticuladas y articulos preparados de las mismas.
US9028963B2 (en) 2012-09-05 2015-05-12 Selig Sealing Products, Inc. Tamper evident tabbed sealing member having a foamed polymer layer
EP3623312B1 (en) 2015-03-03 2020-12-30 Selig Sealing Products, Inc. Tabbed seal member, laminate sheet and method for production
MX2019004807A (es) 2016-10-28 2019-08-26 Selig Sealing Products Inc Miembro sellante con lengüeta de un solo aluminio que indica manipulacion.
EP3532281B1 (en) * 2016-10-28 2023-04-12 Selig Sealing Products, Inc. Sealing member for use with fat containing compositions
US11866242B2 (en) 2016-10-31 2024-01-09 Selig Sealing Products, Inc. Tabbed inner seal
JP7061930B2 (ja) * 2018-06-01 2022-05-02 株式会社クレハ 熱収縮性多層フィルム
MX2021000296A (es) 2018-07-09 2021-06-23 Selig Sealing Products Inc Mejoras de agarre para sello con pestañas.
US11254481B2 (en) 2018-09-11 2022-02-22 Selig Sealing Products, Inc. Enhancements for tabbed seal
CN115003607A (zh) 2019-11-29 2022-09-02 赛利格密封产品公司 无箔带舌片密封件
KR102884993B1 (ko) 2020-05-29 2025-11-12 셀리그 실링 프로덕츠, 아이엔씨. 토출 라이너

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3953557A (en) * 1971-03-30 1976-04-27 W. R. Grace & Co. Polymer film with narrow molecular weight distribution and saran and laminates thereof
SU539900A1 (ru) * 1973-10-18 1976-12-25 Охтинское Ордена Ленина И Ордена Трудового Красного Знамени Научно-Производственное Объединение "Пластполимер" Способ ориентации пленок из сополимеров этилена с винилацетатом
US4247584A (en) * 1979-05-22 1981-01-27 American Can Company Composition comprising a blend of EVA polymers having differing VA contents; films and laminates made therefrom by extrusion; and heat-sealed food bags made from the laminates
EP0032027B1 (en) * 1979-12-25 1983-07-13 Kureha Kagaku Kogyo Kabushiki Kaisha Heat-shrinkable laminate film and process for producing the same
US4352844A (en) * 1981-05-29 1982-10-05 W. R. Grace & Co. Thermoplastic film having improved handling and sealing characteristics and receptacle formed therefrom
SE454168B (sv) * 1982-09-27 1988-04-11 Tetra Pak Ab Sett och anordning for dosering av fyllgods vid tillverkning av forpackningsbehallare
FR2575483B1 (fr) * 1984-12-28 1987-02-06 Bp Chimie Sa Compositions a base d'un polymere d'ethylene pour la fabrication de film auto-adhesif et etirable a la temperature ambiante
US4976898A (en) * 1985-06-17 1990-12-11 Viskase Corporation Process for making puncture resistant, heat-shrinkable films containing very low density polyethylene
CA1340037C (en) * 1985-06-17 1998-09-08 Stanley Lustig Puncture resistant, heat-shrinkable films containing very low density polyethylene copolymer
NZ217626A (en) * 1985-09-30 1989-11-28 W R Grace & Co Conn Formerly W Packaging film consisting of #a# olefin copolymers
DE3772946D1 (de) * 1986-06-19 1991-10-17 Asahi Chemical Ind Heizschrumpfbarer zylindrischer mehrschichtfilm.
US4837084A (en) * 1987-07-02 1989-06-06 W. R. Grace & Co.-Conn. Thermoplastic multi-layer packaging film and bags made therefrom

Also Published As

Publication number Publication date
AU672406B2 (en) 1996-10-03
RU2123429C1 (ru) 1998-12-20
AU4167593A (en) 1994-01-06
EP0577432A1 (en) 1994-01-05
CA2099440A1 (en) 1994-01-03
ATE158536T1 (de) 1997-10-15
EP0577432B1 (en) 1997-09-24
CA2099440C (en) 2005-12-13
DE69314102T2 (de) 1998-05-20
DE69314102D1 (de) 1997-10-30
MX9304005A (es) 1994-02-28

Similar Documents

Publication Publication Date Title
BR9302748A (pt) Filme termocontratil e saco formado a partir do mesmo
DK0600425T3 (da) Varmekrympbar film, der indeholder enkeltstedskatalyserede copolymerer med langkædet forgrening
FI873156A0 (fi) Vaermefoersegelbara flerskiktspolyolefinfolier.
DE69416900D1 (de) Wärmeschrumpfbarer, durchlöcherungssicherer Film aus Ethylen/Alpha-Olefin mit beschränktem Molekulargewichtsbereich
NZ508964A (en) Heat shrinkable barrier bags
DE69841606D1 (de) Thermoplastische C2-Alpha-Olefincopolymermischungen und Filme
ATE82306T1 (de) Warmschrumpfbarer film aus polyaethylenterpolymer sehr niedriger dichte.
BR0116825A (pt) Sacos de barreira encolhìveis por aquecimento com aditivos antibloqueio
RU93046255A (ru) Многослойная термоусадочная пленка и мешок, изготовленный из нее
ATE268689T1 (de) Heissschrumpffähige siegelbare mehrschichtfolie
ATE167830T1 (de) Mehrschichtige, gereckte, heisssiegelbare, hochgleitfähige polypropylenfolie mit verbesserten barriereeigenschaften
DE69122535D1 (de) Heisssiegelbare Mehrschichtfolie für Verpackungszwecke
DE59406902D1 (de) Mehrschichtige, gereckte, heisssiegelbare Polypropylenfolie
AR003780A1 (es) Composicion y pelicula de cloruro de vinilideno con alta estabilidad termica y los empaques formados con dicha pelicula
ATE208708T1 (de) Heissschrumpfbare mehrschichtfolien
NO990641D0 (no) Strekkbare flerlagsfolier
EP0930329A4 (en) SHRINKABLE FILMS FROM OLEFIN COPOLYMERS
DE69424681D1 (de) Biorientierter heissschrumpfbarer mehrschichtfilm
AR026600A1 (es) Peliculas a base de copolimeros de etileno y guantes fabricados con esas peliculas
ES2049727T3 (es) Pelicula barrera del oxigeno.
NZ338086A (en) Biaxially stretched, heat shrinkable polymeric film comprising three copolymers, blends and process for foods
ATE192771T1 (de) Wärmeschrumpfbare filme aus lldpe
IT1312057B1 (it) Film plastici termoretraibili.
TH14947A (th) ฟิล์มชนิดหลายชั้นที่มีการหดตัว ทัศนศาสตร์และสภาพผนึกได้ที่ปรับปรุงแล้ว
DE69924122D1 (de) Wärmeschrumpfbare folie

Legal Events

Date Code Title Description
EE Request for examination
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
PC Transfer

Free format text: CRYOVAC, INC. (US)

FF Decision: intention to grant
HO Change of classification

Free format text: ALTERADA DE INT. CL. C08J 5/18, B32B 27/30 E C08F210/02

FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 02/07/2013