ATE539640T1 - Formung von befestigungselementen auf einem gefalteten substrat - Google Patents

Formung von befestigungselementen auf einem gefalteten substrat

Info

Publication number
ATE539640T1
ATE539640T1 AT06740568T AT06740568T ATE539640T1 AT E539640 T1 ATE539640 T1 AT E539640T1 AT 06740568 T AT06740568 T AT 06740568T AT 06740568 T AT06740568 T AT 06740568T AT E539640 T1 ATE539640 T1 AT E539640T1
Authority
AT
Austria
Prior art keywords
sheet material
mold roll
edge portion
overlapping
remainder
Prior art date
Application number
AT06740568T
Other languages
English (en)
Inventor
William P Clune
Original Assignee
Velcro Ind
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 Velcro Ind filed Critical Velcro Ind
Application granted granted Critical
Publication of ATE539640T1 publication Critical patent/ATE539640T1/de

Links

Classifications

    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/222—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length characterised by the shape of the surface
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B18/00—Fasteners of the touch-and-close type; Making such fasteners
    • A44B18/0046—Fasteners made integrally of plastics
    • A44B18/0053—Fasteners made integrally of plastics in which each part has similar elements
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B18/00—Fasteners of the touch-and-close type; Making such fasteners
    • A44B18/0069—Details
    • A44B18/0084—Double-sided
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/28—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/44—Compression means for making articles of indefinite length
    • B29C43/46—Rollers
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/44—Compression means for making articles of indefinite length
    • B29C43/46—Rollers
    • B29C2043/461—Rollers the rollers having specific surface features
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/44—Compression means for making articles of indefinite length
    • B29C43/46—Rollers
    • B29C2043/461—Rollers the rollers having specific surface features
    • B29C2043/465—Rollers the rollers having specific surface features having one or more cavities, e.g. for forming distinct products
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/727—Fastening elements
    • B29L2031/729—Hook and loop-type fasteners
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00—Buckles, buttons, clasps, etc.
    • Y10T24/27—Buckles, buttons, clasps, etc. including readily dissociable fastener having numerous, protruding, unitary filaments randomly interlocking with, and simultaneously moving towards, mating structure [e.g., hook-loop type fastener]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00—Buckles, buttons, clasps, etc.
    • Y10T24/27—Buckles, buttons, clasps, etc. including readily dissociable fastener having numerous, protruding, unitary filaments randomly interlocking with, and simultaneously moving towards, mating structure [e.g., hook-loop type fastener]
    • Y10T24/2767—Buckles, buttons, clasps, etc. including readily dissociable fastener having numerous, protruding, unitary filaments randomly interlocking with, and simultaneously moving towards, mating structure [e.g., hook-loop type fastener] having several, repeating, interlocking formations along length of filaments
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24008—Structurally defined web or sheet [e.g., overall dimension, etc.] including fastener for attaching to external surface
    • Y10T428/24017—Hook or barb

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Slide Fasteners, Snap Fasteners, And Hook Fasteners (AREA)
AT06740568T 2005-04-06 2006-04-05 Formung von befestigungselementen auf einem gefalteten substrat ATE539640T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/100,293 US7601284B2 (en) 2005-04-06 2005-04-06 Molding fastener elements on folded substrate
PCT/US2006/012679 WO2006108049A1 (en) 2005-04-06 2006-04-05 Molding fastener elements on folded substrate

Publications (1)

Publication Number Publication Date
ATE539640T1 true ATE539640T1 (de) 2012-01-15

Family

ID=36686055

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06740568T ATE539640T1 (de) 2005-04-06 2006-04-05 Formung von befestigungselementen auf einem gefalteten substrat

Country Status (4)

Country Link
US (1) US7601284B2 (de)
EP (1) EP1848295B1 (de)
AT (1) ATE539640T1 (de)
WO (1) WO2006108049A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2083982A1 (de) * 2006-11-10 2009-08-05 The Procter and Gamble Company Verfahren zum karussellpressformen
TWI404614B (zh) * 2010-08-18 2013-08-11 Taiwan Paiho Ltd A method of directly forming a shot hook on a fabric substrate, an apparatus for carrying out the method and an article
BE1019478A3 (nl) * 2010-09-08 2012-07-03 Alfatex Nv Werkwijze voor de productie van klittenband, inrichting daarvoor en klittenband.
EP2679112A1 (de) 2012-06-26 2014-01-01 3M Innovative Properties Company Verfahren zur Herstellung von Befestigungsmitteln und Vorläufergewebe, Befestigungsmittel und Vorläufergewebe
EP2906071B1 (de) 2012-10-15 2017-12-06 Velcro Bvba Doppelseitige befestigungselemente
US9649792B2 (en) 2013-10-15 2017-05-16 Velcro BVBA Forming longitudinally pleated products
WO2016149243A1 (en) * 2015-03-16 2016-09-22 Gerald Rocha Touch fasteners and methods of formation
US9958070B2 (en) 2015-12-18 2018-05-01 Velcro BVBA Membrane edge sealing
US10582743B2 (en) 2016-03-21 2020-03-10 Delphini, Llc System and method for activated interlocking fasteners and seals

Family Cites Families (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3507010A (en) 1967-07-03 1970-04-21 Monsanto Co Continuous molding of thermoplastic materials
US3594863A (en) 1969-07-10 1971-07-27 American Velcro Inc Apparatus for molding plastic shapes in molding recesses formed in a moving endless belt
US3594865A (en) 1969-07-10 1971-07-27 American Velcro Inc Apparatus for molding plastic shapes in molding recesses formed in moving endless wire dies
US3608035A (en) 1969-08-01 1971-09-21 Opti Holding Ag Method of making slide fasteners
DE1944313C3 (de) 1969-09-01 1975-11-13 Winfried Prof. Dr.-Ing. Dr.- Ing. E.H. 6100 Darmstadt Oppelt FlächenreiBverschluß für Stoffe, Gewebe, Arbeitsmaterialien usw
US4097634A (en) 1976-04-19 1978-06-27 Minnesota Mining And Manufacturing Company Thermoplastic resin molding of complex decorative relief
US4592118A (en) 1983-11-18 1986-06-03 Barnhart Industries, Inc. Fasteners for apparel and methods of manufacturing them
US4872243A (en) 1984-04-16 1989-10-10 Velcro Industries B.V. Multi-hook fastener member
US4775310A (en) 1984-04-16 1988-10-04 Velcro Industries B.V. Apparatus for making a separable fastener
US4794028A (en) 1984-04-16 1988-12-27 Velcro Industries B.V. Method for continuously producing a multi-hook fastner member and product of the method
FR2576191B1 (fr) 1985-01-23 1990-11-23 Picardie Lainiere Produit nouveau destine a etre colle a chaud par pression sur des articles plats et procede de fabrication d'un tel produit
US4933224A (en) 1985-07-17 1990-06-12 Velcro Industries, B.V. Method for adapting separable fasteners for attachment to other objects
US4725221A (en) 1986-05-23 1988-02-16 John H. Blanz Company, Inc. Improved machine for continuously producing an element of a separable fastener
US4854735A (en) 1987-11-04 1989-08-08 Ironclad, Corporation Plastic film bag with integral plastic film tie element, and associated fabrication methods
US5256231A (en) 1988-05-13 1993-10-26 Minnesota Mining And Manufacturing Company Method for making a sheet of loop material
US5643397A (en) 1988-05-13 1997-07-01 Minnesota Mining And Manufacturing Company Equipment for forming a sheet of loop material
US6406468B1 (en) 1988-12-20 2002-06-18 Kimberly-Clark Worldwide, Inc. Mechanical fastening tapes and method for their construction
US5656111A (en) 1988-12-20 1997-08-12 Kimberly-Clark Worldwide, Inc. Method for construction of mechanical fastening tapes
US4999067A (en) 1989-02-13 1991-03-12 Erblok Associates Method for making a hermaphrodite hook and loop fasteners
US5250253A (en) 1989-09-19 1993-10-05 The Procter & Gamble Company Method of making a pressure-sensitive adhesive fastener
US5116563A (en) 1990-06-28 1992-05-26 The Procter & Gamble Company Process for producing a mechanical fastener
US5679302A (en) * 1990-09-21 1997-10-21 Minnesota Mining And Manufacturing Company Method for making a mushroom-type hook strip for a mechanical fastener
US5077870A (en) 1990-09-21 1992-01-07 Minnesota Mining And Manufacturing Company Mushroom-type hook strip for a mechanical fastener
US5312456A (en) 1991-01-31 1994-05-17 Carnegie Mellon University Micromechanical barb and method for making the same
ATE161400T1 (de) 1991-05-20 1998-01-15 Procter & Gamble Mehrschichtbauelement für einen flächenreissverschluss
US5326612A (en) 1991-05-20 1994-07-05 The Procter & Gamble Company Nonwoven female component for refastenable fastening device and method of making the same
CZ279893A3 (en) 1991-06-21 1996-01-17 Procter & Gamble Process for producing a mechanical connecting system with azimuthally inclined points for repeated clamping by means of silk-screen printing
US5260015A (en) 1991-08-16 1993-11-09 Velcro Industries, B.V. Method for making a laminated hook fastener
US5212853A (en) 1992-03-10 1993-05-25 Nifco Inc. Separable plastic fastener and method and apparatus for manufacturing thereof
JP2756211B2 (ja) 1992-06-17 1998-05-25 ワイケイケイ株式会社 両面に係合片を有する一体成形面ファスナーの製造方法及びその装置
JP2854236B2 (ja) 1993-12-28 1999-02-03 ワイケイケイ株式会社 面ファスナーの製造方法及びその装置
JP3474688B2 (ja) 1994-12-02 2003-12-08 Ｙｋｋ株式会社 一体成形面ファスナー
US5606781A (en) 1995-02-17 1997-03-04 Velcro Industries, B.V. Separable fastener having a bald perimeter rib bounded by fastening elements
US5692271A (en) 1995-03-07 1997-12-02 Velcro Industries B.V. Enhanced flexibility fastener, method and apparatus for its making, and product incorporating it
JPH08299032A (ja) 1995-05-09 1996-11-19 Ykk Kk 成形面ファスナー
DE19525607A1 (de) 1995-07-14 1997-01-16 Boehringer Ingelheim Kg Transcorneales Arzneimittelfreigabesystem
US5614281A (en) 1995-11-29 1997-03-25 Kimberly-Clark Corporation Creped nonwoven laminate loop fastening material for mechanical fastening systems
US5945193A (en) 1995-12-06 1999-08-31 Velcro Industries B.V. Touch fastener with porous metal containing layer
JPH09173110A (ja) 1995-12-22 1997-07-08 Ykk Corp 裏面に連続リブを有する成形面ファスナー
US5591146A (en) 1996-01-17 1997-01-07 The Procter & Gamble Company Sanitary napkin with perfume-bearing microcapsule adhesive
JPH09238714A (ja) 1996-03-04 1997-09-16 Ykk Corp 合成樹脂製の一体成形面ファスナー
US5769832A (en) 1996-04-17 1998-06-23 Hasse; Margaret Henderson Absorbent article with odor masking agents released by the fastening system
US5900350A (en) 1996-06-06 1999-05-04 Velcro Industries B.V. Molding methods, molds and products
JP3461662B2 (ja) 1996-06-06 2003-10-27 Ｙｋｋ株式会社 一体成形面ファスナー
JPH10117815A (ja) 1996-08-30 1998-05-12 Ykk Corp 面ファスナー帯およびその製造方法
US6035498A (en) 1997-01-27 2000-03-14 Velcro Industties B.V. Stretched fasteners
US5945131A (en) 1997-04-16 1999-08-31 Velcro Industries B.V. Continuous molding of fastener products and the like and products produced thereby
US6106922A (en) 1997-10-03 2000-08-22 3M Innovative Company Coextruded mechanical fastener constructions
US6060009A (en) 1998-02-18 2000-05-09 3M Innovative Properties Company Method of laminate formation
US6159584A (en) 1998-03-27 2000-12-12 3M Innovative Properties Company Elastic tab laminate
DE69905059T2 (de) 1998-10-02 2003-11-20 3M Innovative Properties Co Elastische verbundwerkstoffe
US6610382B1 (en) 1998-10-05 2003-08-26 3M Innovative Properties Company Friction control article for wet and dry applications
US6202260B1 (en) 1998-11-06 2001-03-20 Velcro Industries B.V. Touch fasteners their manufacture and products incorporating them
US6205623B1 (en) * 1998-11-06 2001-03-27 Velcro Industries B.V. Composite hook and loop fasteners, and products containing them
EP1127011B1 (de) 1998-11-06 2002-10-09 Velcro Industries B.V. Haftverschlüsse, deren herstellung und sie aufweisenden produkten
JP2002537083A (ja) 1999-02-25 2002-11-05 スリーエム イノベイティブ プロパティズ カンパニー 不連続ステム領域を有するウェブ
US6224807B1 (en) 1999-03-25 2001-05-01 Velcro Industries B.V. Methods of molding fasteners and of forming fastener molds
US6180205B1 (en) 1999-04-01 2001-01-30 Velcro Industries B.V. Touch fasteners having portions with different properties and methods of making same
US6303062B1 (en) 1999-04-13 2001-10-16 3M Innovative Properties Company Mechanical fastener and method for making the same
US6312612B1 (en) 1999-06-09 2001-11-06 The Procter & Gamble Company Apparatus and method for manufacturing an intracutaneous microneedle array
US6363587B1 (en) 2000-02-07 2002-04-02 3M Innovative Properties Company Perforated release tape
MXPA02009083A (es) 2000-03-14 2003-12-11 Velcro Ind Sujetador estirable.
AU2001245702A1 (en) 2000-03-14 2001-09-24 Velcro Industries B.V. Hook and loop fastening
EP1265508A2 (de) 2000-03-14 2002-12-18 Velcro Industries B.V. Produkte mit faltverschlüssen
US6640348B1 (en) 2000-11-09 2003-11-04 Velcro Industries B.V. Forming continuous fastener material
US6484371B1 (en) 2001-02-27 2002-11-26 3M Innovative Properties Company High strength, flexible, light weight hook and loop bundling straps
US6617020B2 (en) 2001-04-04 2003-09-09 3M Innovative Properties Company Hot melt processable pressure sensitive adhesive comprising organophilic clay plate-like particles, a method of making, and articles made therefrom
JP2005507677A (ja) 2001-05-29 2005-03-24 ベルクロ インダストリーズ ビー ヴィッ 個別締結部材領域の形成
US20030087059A1 (en) 2001-11-05 2003-05-08 3M Innovative Properties Company Composite webs with discrete elastic polymeric regions
US6875710B2 (en) 2001-11-05 2005-04-05 3M Innovative Properties Company Composite webs with reinforcing polymeric regions and elastic polymeric regions
US7037457B2 (en) 2001-11-05 2006-05-02 3M Innovative Properties Company Systems and methods for composite webs with structured discrete polymeric regions
WO2003070453A1 (en) 2002-02-22 2003-08-28 Bridgestone Corporation Thin rubber member producing method, rubber rolling device, and rubber rolling method
US20040088835A1 (en) 2002-11-08 2004-05-13 Tachauer Ernesto S. Active fasteners
US20060162288A1 (en) 2002-12-16 2006-07-27 Kingsford Howard A Attachable bags
GB0319425D0 (en) 2003-08-19 2003-09-17 Ball Burnishing Mach Tools Thermo formed plastic wipes
US8079995B2 (en) 2003-11-06 2011-12-20 Velcro Industries B.V. Composite fastener products

Also Published As

Publication number Publication date
WO2006108049A1 (en) 2006-10-12
US7601284B2 (en) 2009-10-13
US20060226571A1 (en) 2006-10-12
EP1848295A1 (de) 2007-10-31
EP1848295B1 (de) 2012-01-04

Similar Documents

Publication Publication Date Title
ATE539640T1 (de) Formung von befestigungselementen auf einem gefalteten substrat
WO2009010462A3 (de) Verfahren zum aufbringen einer aus mehreren materialien bestehenden produktschicht auf einen formkörper
IN2012DN05032A (de)
WO2010100386A3 (fr) Procede et dispositif de fabrication automatisee d'au moins une piece allongee a une ou plusieurs couches en materiaux composites
ATE400420T1 (de) Formen von verbindungsschäften auf substrate
WO2011088871A3 (de) Sandwichbauteil und verfahren zu dessen herstellung
BRPI1010793A2 (pt) dispositivo e processo para embalar uma carga com um laminado
WO2008111331A1 (ja) トリム材及びその芯材並びにそれらの製造方法及び製造装置
DE602007014224D1 (de) Verfahren zur herstellung von bahnmaterial zur produktion von behältnissen für lebensmittel oder andere produkte
WO2008126711A1 (ja) 両面粘着性シート
FR2968241B1 (fr) Procede de fabrication d'un article permettant l'apposition d'un film
CN201746496U (zh) 防伪封箱胶带
FR2922810B1 (fr) Procede d'etirage d'un film en matiere synthetique se presentant sous la forme d'une bande allongee.
CN102068106A (zh) 人造指甲及其制造方法
CN103569441A (zh) 一种可回收的包装盒制作工艺
CN206418073U (zh) 一种双面胶带结构及其蚀刻刀膜
ATE452737T1 (de) Verkleidung mit mehrteiliger deckschicht und verfahren zu ihrer herstellung
CN204414779U (zh) 印刷品胶面印刷剥离复合装置
WO2009124744A3 (de) Verfahren zur herstellung eines dekorprofils an dem wenigstens ein funktionselement angebracht ist
CN201311741Y (zh) 一种用于吉他上粘贴的标牌
WO2008043193A3 (de) Formular mit daraus herstellbarer faltkarte und mehrschichtmaterialien zur herstellung eines solchen formulars
CN205601260U (zh) 一种易撕离型膜的印刷品及其生产设备
CN200974634Y (zh) 内置固定附件包装盒
CN102618181A (zh) 无残留胶痕的保护膜
CN201660155U (zh) 一种新型防伪封箱胶带