AU565301B2 - Polyethylene shrink films - Google Patents

Polyethylene shrink films

Info

Publication number
AU565301B2
AU565301B2 AU18776/83A AU1877683A AU565301B2 AU 565301 B2 AU565301 B2 AU 565301B2 AU 18776/83 A AU18776/83 A AU 18776/83A AU 1877683 A AU1877683 A AU 1877683A AU 565301 B2 AU565301 B2 AU 565301B2
Authority
AU
Australia
Prior art keywords
shrink films
polyethylene shrink
polyethylene
films
shrink
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
Application number
AU18776/83A
Other languages
English (en)
Other versions
AU1877683A (en
Inventor
Walter Berndt Mueller
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.)
Cryovac LLC
Original Assignee
WR Grace and 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 WR Grace and Co filed Critical WR Grace and Co
Publication of AU1877683A publication Critical patent/AU1877683A/en
Application granted granted Critical
Publication of AU565301B2 publication Critical patent/AU565301B2/en
Assigned to CRYOVAC, INC. reassignment CRYOVAC, INC. Alteration of Name(s) in Register under S187 Assignors: W.R. GRACE & CO.-CONN.
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

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
    • 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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/06—Making preforms having internal stresses, e.g. plastic memory
    • B29C61/0608—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms
    • B29C61/0616—Making preforms having internal stresses, e.g. plastic memory characterised by the configuration or structure of the preforms layered or partially layered preforms, e.g. preforms with layers of adhesive or sealing compositions
    • 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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/08—Copolymers of ethylene
    • B29K2023/083—EVA, i.e. ethylene vinyl acetate copolymer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/008—Wide strips, e.g. films, webs
    • 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
    • B32B2307/732—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
    • B32B2553/00—Packaging equipment or accessories not otherwise provided for
AU18776/83A 1983-02-18 1983-09-07 Polyethylene shrink films Expired AU565301B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US46772383A 1983-02-18 1983-02-18
US467723 1983-02-18

Publications (2)

Publication Number Publication Date
AU1877683A AU1877683A (en) 1984-08-23
AU565301B2 true AU565301B2 (en) 1987-09-10

Family

ID=23856886

Family Applications (1)

Application Number Title Priority Date Filing Date
AU18776/83A Expired AU565301B2 (en) 1983-02-18 1983-09-07 Polyethylene shrink films

Country Status (15)

Country Link
JP (1) JPS59158254A (da)
AU (1) AU565301B2 (da)
BE (1) BE898897A (da)
BR (1) BR8305895A (da)
CA (1) CA1229296A (da)
DE (1) DE3332781A1 (da)
DK (1) DK465483A (da)
FI (1) FI833234A (da)
FR (1) FR2541181A1 (da)
GB (2) GB8324003D0 (da)
IT (1) IT1169587B (da)
NL (1) NL8303516A (da)
NZ (1) NZ205515A (da)
SE (1) SE8304779L (da)
ZA (1) ZA837450B (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4617241A (en) * 1984-01-23 1986-10-14 W. R. Grace & Co., Cryovac Div. Linear polyethylene stretch/shrink films
US4820557A (en) * 1987-09-17 1989-04-11 W. R. Grace & Co.-Conn. Thermoplastic packaging film of low I10 /I2
US5250332A (en) * 1988-10-18 1993-10-05 Rxs Schrumpftechnik Garnituren Gmbh Heat-shrinkable envelope having low-tearing susceptibility
ES2066080T3 (es) * 1989-10-20 1995-03-01 Rxs Schrumpftech Garnituren Envuelta de contraccion en caliente con resistencia al desgarre mejorada.
DE69523859T2 (de) * 1994-10-19 2002-05-29 Cryovac, Inc. Heissschrumpfbare Mehrschichtfolien
EP0707954B1 (en) * 1994-10-19 2001-11-14 Cryovac, Inc. Multilayer heat-shrinkable films
JP3530154B2 (ja) * 2001-07-17 2004-05-24 住友電工ファインポリマー株式会社 ポリエチレン熱収縮チューブ
FR2887801B1 (fr) * 2005-07-01 2007-09-07 Bollore Sa Film a plusieurs couches
JP5997591B2 (ja) * 2012-11-19 2016-09-28 旭化成株式会社 低温収縮性オーバーラップ包装用フィルム
WO2022271762A1 (en) * 2021-06-24 2022-12-29 Cryovac, Llc Linear tear multi-layer film

Also Published As

Publication number Publication date
NL8303516A (nl) 1984-09-17
FR2541181A1 (fr) 1984-08-24
FI833234A0 (fi) 1983-09-09
SE8304779D0 (sv) 1983-09-06
GB8324003D0 (en) 1983-10-12
DE3332781A1 (de) 1984-08-23
BE898897A (fr) 1984-05-30
BR8305895A (pt) 1984-09-18
IT1169587B (it) 1987-06-03
CA1229296A (en) 1987-11-17
DK465483A (da) 1984-08-19
JPS59158254A (ja) 1984-09-07
DK465483D0 (da) 1983-10-10
AU1877683A (en) 1984-08-23
NZ205515A (en) 1986-08-08
IT8323349A0 (it) 1983-10-18
FI833234A (fi) 1984-08-19
GB2135239A (en) 1984-08-30
JPH0450902B2 (da) 1992-08-17
SE8304779L (sv) 1984-08-19
ZA837450B (en) 1985-05-29
GB8325032D0 (en) 1983-10-19

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired