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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

    • 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
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • 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
    • B32B27/32—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
    • B32B2250/00—Layers arrangement
    • B32B2250/24—All layers being polymeric
    • B32B2250/246—All polymers belonging to those covered by groups B32B27/32 and B32B27/30
    • 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
    • B32B2305/72—Cured, e.g. vulcanised, cross-linked
    • 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
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter
    • 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
    • B32B2307/70—Other properties
    • B32B2307/732—Dimensional properties
    • B32B2307/734—Dimensional stability
    • B32B2307/736—Shrinkable
    • 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
    • B32B2323/046—LDPE, i.e. low density polyethylene
    • 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
    • B32B2597/00—Tubular 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 (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE208708T1 (de) * 1994-10-19 2001-11-15 Cryovac Inc Heissschrumpfbare mehrschichtfolien
EP0707954B1 (en) * 1994-10-19 2001-11-14 Cryovac, Inc. Multilayer heat-shrinkable films
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
US8916647B2 (en) 2008-07-15 2014-12-23 Dow Global Technologies Llc Crosslinked films and articles prepared from the same
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
CA3040898A1 (en) 2016-10-28 2018-05-03 Selig Sealing Products, Inc. Single aluminum tamper indicating tabbed sealing member
WO2018081533A1 (en) 2016-10-28 2018-05-03 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
KR20210031712A (ko) 2018-07-09 2021-03-22 셀리그 실링 프로덕츠, 아이엔씨. 탭 시일의 파지 향상
US11254481B2 (en) 2018-09-11 2022-02-22 Selig Sealing Products, Inc. Enhancements for tabbed seal

Family Cites Families (9)

* 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
DE3064167D1 (en) * 1979-12-25 1983-08-18 Kureha Chemical Ind Co Ltd 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
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
CA1340037C (en) * 1985-06-17 1998-09-08 Stanley Lustig Puncture resistant, heat-shrinkable films containing very low density polyethylene copolymer
US4976898A (en) * 1985-06-17 1990-12-11 Viskase Corporation Process for making puncture resistant, heat-shrinkable films containing very low density polyethylene
NZ217626A (en) * 1985-09-30 1989-11-28 W R Grace & Co Conn Formerly W Packaging film consisting of #a# olefin copolymers
WO1987007880A1 (en) * 1986-06-19 1987-12-30 Asahi Kasei Kogyo Kabushiki Kaisha Heat shrinkable cylindrical laminated film
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
DE69314102D1 (de) 1997-10-30
ATE158536T1 (de) 1997-10-15
EP0577432B1 (en) 1997-09-24
EP0577432A1 (en) 1994-01-05
CA2099440A1 (en) 1994-01-03
AU4167593A (en) 1994-01-06
MX9304005A (es) 1994-02-28
RU2123429C1 (ru) 1998-12-20
DE69314102T2 (de) 1998-05-20
AU672406B2 (en) 1996-10-03
CA2099440C (en) 2005-12-13

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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