CN109648928A - It is with holes easily to take off film, with holes easily take off film container and manufacturing process - Google Patents

It is with holes easily to take off film, with holes easily take off film container and manufacturing process Download PDF

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Publication number
CN109648928A
CN109648928A CN201811634000.1A CN201811634000A CN109648928A CN 109648928 A CN109648928 A CN 109648928A CN 201811634000 A CN201811634000 A CN 201811634000A CN 109648928 A CN109648928 A CN 109648928A
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CN
China
Prior art keywords
layer
film
easily
theca
holes
Prior art date
Application number
CN201811634000.1A
Other languages
Chinese (zh)
Inventor
洪志强
赵佳
Original Assignee
杭州顶正包材有限公司
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.)
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Application filed by 杭州顶正包材有限公司 filed Critical 杭州顶正包材有限公司
Priority to CN201811634000.1A priority Critical patent/CN109648928A/en
Publication of CN109648928A publication Critical patent/CN109648928A/en

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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
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C69/00Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
    • B29C69/001Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore a shaping technique combined with cutting, e.g. in parts or slices combined with rearranging and joining the cut parts
    • 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
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/36Layered products comprising a layer of synthetic resin comprising polyesters
    • 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
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/02Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • 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
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/26Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • 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
    • B32B33/00Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • 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
    • B32B7/00Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04Interconnection of layers
    • B32B7/06Interconnection of layers permitting easy separation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00Flat articles, e.g. films or sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2009/00Layered products
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2009/00Layered products
    • B29L2009/003Layered products comprising a metal layer
    • 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
    • B32B2250/022 layers
    • 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
    • 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
    • B32B2255/00Coating on the layer surface
    • B32B2255/06Coating on the layer surface on metal layer
    • 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
    • B32B2255/00Coating on the layer surface
    • B32B2255/10Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
    • 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
    • B32B2307/20Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/212Electromagnetic interference shielding

Abstract

The present invention, which provides, a kind of with holes easily to take off film, with holes easily takes off film container and manufacturing process.It is with holes that easily to take off film successively include theca externa and theca interna.Theca interna includes easily tearing layer and inner membrance layer main body, easily tears layer and mutually leans on inner membrance layer main body, and theca interna has hole or seam, and hole or seam extend to the other end of theca interna from one end of theca interna, easily tear layer set on the other end of theca interna and be inscribed in theca externa.Wherein, theca interna or theca externa include shielded layer or theca interna and theca externa includes shielded layer.

Description

It is with holes easily to take off film, with holes easily take off film container and manufacturing process

Technical field

It is especially a kind of with holes easily to take off film, with holes easily take off film container and manufacturing process the present invention relates to packing technique field.

Background technique

The air purifying preparation having currently on the market is many kinds of, is divided into following several types: absorbent-type air on the whole Purify product, Covering type taste removal product and Breakdown type taste removal product.The packaging of these air clearing products on the market is general All it is that cleanser is contained by plastic container, hard metal lid or sealing film is being equipped with above, then in the most upper of plastic tank Fang Youyi perforated plastic cover, plastic tank post adhesive label outside.When in use, the perforated plastic first the top is needed Cover is removed, and is removed the hard metal lid or sealing film of sealing, is contacted cleanser with air, finally also need tank with holes Lid is reinstalled on plastic tank.Such package design cost is relatively high, and operates when in use more troublesome.

Summary of the invention

Cost is relatively low the object of the present invention is to provide a kind of, it is easy to use it is with holes easily take off film, it is with holes easily take off film container and Manufacturing process.

In order to solve the above technical problem, the present invention provides it is a kind of it is with holes easily take off film, successively including theca externa and theca interna. Theca interna include easily tear layer and inner membrance layer main body, easily tear layer and mutually leaned on inner membrance layer main body, theca interna have hole or seam, hole or stitch from One end of theca interna extends to the other end of theca interna, easily tears layer set on the other end of theca interna and is inscribed in theca externa.Wherein, Theca interna or theca externa include shielded layer or theca interna and theca externa includes shielded layer.

Optionally, the peel strength of layer and theca externa is easily torn in 0.1N/15mm-1.0N/15mm.

Optionally, shielded layer is polyester metal cladding or metal layer, and easily tearing layer is easily peelable resin layer, and theca externa includes the One laminated polyester film.

Optionally, theca interna includes film layer, and film layer is set to one end of theca interna, film layer be film layer or Ethene-vinyl acetate copolymer layer.

Optionally, theca interna further includes shielded layer, and theca interna further includes the second laminated polyester film, and shielded layer is set to film layer And second between laminated polyester film, the second laminated polyester film is set to and easily tears between layer and shielded layer.

Optionally, theca externa includes shielded layer, and theca externa further includes third laminated polyester film, and shielded layer is set to third polyester Between film layer and the first laminated polyester film.

Optionally, theca interna further includes the 4th laminated polyester film, the 4th laminated polyester film be set to easily tear layer and film layer it Between.

The present invention also provides it is a kind of it is with holes easily take off film container, including it is with holes easily take off film and container body, container body has Opening, opening easily take off film sealing with holes.

The manufacturing process with holes for easily taking off film use is prepared the present invention also provides a kind of, manufacturing process includes:

Composite steps: inner membrance layer main body is respectively obtained using dry type is compound, lamination is easy between theca externa and inner membrance layer main body Tear layer;

Hemisection step: the other end of theca interna is partly switched to from one end of theca interna.

To sum up, the double layer design with holes easily taken off film and use theca externa and theca interna provided by the invention, easily tearing layer can be very It is easy to separate with theca externa.After tearing theca externa, just expose the theca interna with hole or seam, gas or volatile solid Or the liquid evaporated can be flowed through from hole or seam, thus pass through it is with holes easily take off film, the hole or stitch and can also topple over and be placed in The article of theca interna side, such as graininess, the solid or liquid of powdery.Secondly, film with holes of easily taking off of the invention includes shielding Layer, shielded layer have good sealing security performance, and shielded layer is set in theca externa, and shielded layer shields not by hemisection Covering layer does not have any hole or seam, so the film with holes of easily taking off has good sealing performance when not tearing.Alternatively, Shielded layer of the invention be set to theca interna in, after tearing theca externa, shielded layer be still located on it is with holes easily take off in film, have centainly Shield effectiveness, will not entire theca interna it is all ventilative, can extend cleanser uses the time.Alternatively, theca externa and theca interna It can include shielded layer, guarantee before tearing and have good shield effectiveness after tearing.User can be according to using need Ask the setting of selection shielded layer.Meanwhile hard metal lid in the prior art or sealing film and cover with holes are saved, it drops significantly Low cost improves the market competitiveness.

Detailed description of the invention

Fig. 1 is the schematic diagram with holes for easily taking off film that the embodiment one in the present invention provides;

Fig. 2 is the schematic diagram with holes for easily taking off film that the embodiment two in the present invention provides;

Fig. 3 is the schematic diagram with holes that tear for easily taking off film that the embodiment one in the present invention provides;

Fig. 4 is the schematic diagram with holes for easily taking off film container that the embodiment one in the present invention provides;

Fig. 5 is the schematic diagram for the hemisection film line that the embodiment one in the present invention provides;

Fig. 6 is the flow chart for the manufacturing process with holes for easily taking off film that the embodiment one in the present invention provides.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Following instance For illustrating the present invention, but it is not intended to limit the scope of the invention.

Range involved in the present invention includes endpoint.

Embodiment one

Please refer to Fig. 1.Dotted line in figure indicates hole or the seam 3 of hemisection.Embodiment one provide it is a kind of it is with holes easily take off film, according to Secondary includes theca externa 1 and theca interna 5.Theca interna 5 includes easily tearing layer 4 and inner membrance layer main body 2, easily tears 2 phase of layer 4 and inner membrance layer main body It leans on, theca interna 5 has hole or seam 3, and hole or seam 3 extend to the other end of theca interna 5 from one end of theca interna 5, easily tear layer 4 and be set to The other end of theca interna 5 is simultaneously inscribed in theca externa 1.Wherein, theca externa 1 includes shielded layer 12.

The present invention uses the double layer design of theca externa 1 and theca interna 5, and easily tearing layer 4 can be easy to separate with theca externa 1. After tearing theca externa 1, just expose the theca interna 5 with hole or seam 3, gas or volatile solid or the liquid evaporated Body can be flowed through from hole or seam 3, thus pass through it is with holes easily take off film, the hole or stitch 3 and can also topple over and be placed in 5 side of theca interna Article, such as graininess, the solid or liquid of powdery.Secondly, of the invention, with holes easily to take off film include shielded layer 12, shielded layer 12 With good sealing security performance, shielded layer 12 is set in theca externa 1, shielded layer 12 is not by hemisection, therefore shielded layer 12 without any hole or seam, so the film with holes of easily taking off has good sealing performance when not tearing.And it saves Hard metal lid in the prior art or sealing film and cover with holes are removed, cost is substantially reduced, improves the market competitiveness.

In this present embodiment, film design with holes of easily taking off has chimb A, and chimb A and the entire cross cutting mode with holes for easily taking off film are shown in Fig. 5, the round wires in figure are die cut lines 31, and die cut lines extend to the other end of theca interna 5 from one end of theca interna 5.Therefore chimb A Including theca externa 1 and theca interna 5, when needing to tear theca externa 1, chimb A is held, can tear theca externa 1, in exposing Film layer 5 comes into full contact with cleanser and air.

In this present embodiment, theca externa 1 includes the first laminated polyester film 11, and the first laminated polyester film 11 is set to theca externa 1 outermost (with the opposite direction relative to theca interna 5).Laminated polyester film can be polyethylene terephthalate (PET), PET has good crocking resistance and the transparency, therefore laminated polyester film 11 is set to outermost layer, can effectively protect Protecting band hole easily takes off film and is not worn, and smooth surface is glossy, very beautiful.

In this present embodiment, easily tearing layer 4 is easily peelable resin layer, can use polyethylene (PE), polypropylene, degradable tree Rouge, hybrid resin etc. are made, and theca externa 1 further includes third laminated polyester film 13, and shielded layer 12 is set to third laminated polyester film 13 And first between laminated polyester film 11.Easily layer 4 is torn mutually to lean on third laminated polyester film 13, it is logical due to easily tearing layer and laminated polyester film The mode for crossing lamination is compound, and compound sticking intensity between the two is not high, only needs the power of very little that can tear theca externa 1, this reality Easily the tear layer 4 and the peel strength of theca externa 1 for applying example are 0.3N/15mm, and the intensity is very low, therefore, can be easily by outer membrane Layer 1 is torn.

In this present embodiment, shielded layer 12 is that polyester is aluminized (PETM) layer.Aluminium foil is a kind of with excellent shielding properties Film, but it is somewhat expensive to directly adopt aluminium foil layer price, and aluminium and polyester film are combined, moderate cost is ultimately formed and has The shielded layer 12 of excellent shielding action.In other embodiments, aluminium foil layer can also be directlyed adopt, or plating Copper thin film etc. other Metalized plastics layer.

In this present embodiment, theca interna 5 includes film layer 22, and theca interna 5 further includes the 4th laminated polyester film 24, and the 4th is poly- Ester film layer 24 is set to and easily tears between layer 4 and film layer 22.Film layer 22 is set to one end of theca interna 5, and film layer 22 is poly- second Alkene film (CPE) layer or ethene-vinyl acetate copolymer (EVA) layer.CPE and EVA are non-toxic and tasteless, and theca interna 5 is using Cleanser or other food and other items can be touched in the process, using safe and non-toxic material, safety and environmental protection.

Fig. 3 is please referred to Fig. 5.The present invention also provides it is a kind of it is with holes easily take off film container, including with holes easily take off film and container master Body, container body have opening, and opening easily takes off film sealing with holes.The application method with holes for easily taking off film container is as described below, When not opening theca externa 1, under the action of shielded layer 12, there is good sealing security performance.When it is desired to be used, it can take off Over film layer 1, the cleanser being placed in container body flowed out in atmosphere by the hole or seam of theca interna 5.

Please refer to Fig. 6.The manufacturing process with holes for easily taking off film use is prepared the present invention also provides a kind of, manufacturing process includes:

Composite steps (S01): respectively obtaining inner membrance layer main body 2 using dry type is compound, theca externa 1 and inner membrance layer main body 2 it Between lamination easily tear layer 4;

Hemisection step (S02): the other end of theca interna 5 is partly switched to from one end of theca interna 5.

More specifically, it is compound that the first laminated polyester film 11 and shielded layer 12 are first carried out dry type, then with third polyester film 13 dry type of layer are compound, obtain theca externa 1, in addition that the 4th laminated polyester film 24 and 22 dry type of film layer is compound, obtain theca interna Then lamination between theca externa 1 and inner membrance layer main body 2 is easily torn layer 4 again and obtains entirely easily taking off film by main body 2.

Secondly, cutting to obtain cross cutting hole or cross cutting seam, the cross cutting for easily taking off film progress hemisection mode from film layer 22 to theca externa 1 direction, which is switched to, easily tears layer 4 without cutting through, and the shape for being die cut hole can be arbitrary shape, such as circle, semicircle, rectangular, triangle Shape, crescent, heart etc., cross cutting seam is to be cut into the fine crack with one fixed width using the thickness of cutter itself, thus for stream Body or solid pass through.

Further, it easily takes off film by with holes and seals to the opening of container, that is, be made and with holes easily take off film container.It is with holes easy The outside for taking off film container can be cased with the plastic shrink film of printing product information.Adhesive label is substituted with plastic shrink film, is mentioned Cost is also reduced for product aesthetics.

Embodiment two

The structure of structure and embodiment one kind in embodiment two is slightly different, and only difference is explained below, phase It is repeated no more with place.

Please refer to Fig. 2.Structure in embodiment two is followed successively by the first laminated polyester film 11, easily tears layer 4, the 4th polyester film Layer 24, shielded layer 12 and film layer 22.Theca interna 5 includes shielded layer 12 in first embodiment two, and theca interna 5 further includes the 4th poly- Ester film layer 24, shielded layer 12 are set between film layer 22 and the 4th laminated polyester film 24, and the 4th laminated polyester film 24 is set to easy It tears between layer 4 and shielded layer 12.Shielded layer 12 is set in theca interna 5, after tearing theca externa 1, shielded layer 12 is still located on It is with holes easily to take off in film, there is certain shield effectiveness, entirely theca interna 5 will not all breathe freely, when can extend the use of cleanser Between.But the present invention does not do any restriction to the position of shielded layer 12, in other embodiments, theca externa 1 and theca interna 5 can be with Include shielded layer 12, guarantees before tearing and have good shield effectiveness after tearing, user can be according to use demand Select the setting of shielded layer 12.

The manufacturing process of embodiment two specifically: it is first that the 4th laminated polyester film 24 and the progress of shielded layer 12 dry type is compound, It is compound with 22 dry type of film layer again, inner membrance layer main body 2 is obtained, it in addition will be between the first laminated polyester film 11 and inner membrance layer main body 2 Lamination easily tears layer 4 and obtains entirely easily taking off film.Secondly, to the cross cutting for easily taking off film progress hemisection mode.

It will be understood by those skilled in the art that although the present invention only discusses film with holes of easily taking off in cleanser packaging Using, but the present invention is not limited to easily take off film use in cleanser packaging for holes, other are for packing any other tool Odorous object such as perfumed soap, balm and other items, or can be used for the insurance etc. of food, retain the fragrance of food, it should Object not only can be solid, can also be liquid or gaseous.

It will be understood by those skilled in the art that in exposure of the invention, term " on ", "lower", "front", "rear", The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion meaning Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore above-mentioned term should not be understood as pair The limitation of invention.

Although the present invention is disclosed above by preferred embodiment, however, it is not intended to limit the invention, this any known skill Skill person can make some changes and embellishment without departing from the spirit and scope of the present invention, therefore protection scope of the present invention is worked as Subject to claims range claimed.

Claims (10)

1. one kind is with holes easily to take off film characterized by comprising
Theca externa;
Theca interna, the theca interna include easily tearing layer and inner membrance layer main body, described easily to tear layer and mutually lean on the inner membrance layer main body, institute Stating theca interna has hole or seam, and the hole or seam extend to the other end of the theca interna from one end of the theca interna, described Layer is easily torn set on the other end of the theca interna and is inscribed in the theca externa;
Wherein, the theca interna or the theca externa include shielded layer or the theca interna and the theca externa includes described Shielded layer.
2. with holes as described in claim 1 easily take off film, which is characterized in that the peel strength for easily tearing layer and the theca externa In 0.1N/15mm-1.0N/15mm.
3. with holes as described in claim 1 easily take off film, which is characterized in that the shielded layer is polyester metal cladding or metal Layer, the layer that easily tears is easily peelable resin layer, and the theca externa includes the first laminated polyester film.
4. with holes as claimed in claim 3 easily take off film, which is characterized in that the shielded layer is polyester aluminium coated or aluminium foil layer.
5. with holes as claimed in claim 4 easily take off film, which is characterized in that the theca interna includes film layer, the film layer Set on described one end of the theca interna, the film layer is film layer or ethene-vinyl acetate copolymer layer.
6. with holes as claimed in claim 5 easily take off film, which is characterized in that the theca interna further includes the shielded layer, described Theca interna further includes the second laminated polyester film, and the shielded layer is set between the film layer and second laminated polyester film, Second laminated polyester film is easily torn between layer and the shielded layer set on described.
7. with holes as claimed in claim 5 easily take off film, which is characterized in that the theca externa includes the shielded layer, described outer Film layer further includes third laminated polyester film, and the shielded layer is set to the third laminated polyester film and first laminated polyester film Between.
8. with holes as claimed in claim 7 easily take off film, which is characterized in that the theca interna further includes the 4th laminated polyester film, 4th laminated polyester film is easily torn between layer and the film layer set on described.
9. with holes film container is easily taken off a kind of, which is characterized in that easy takes off film including with holes as described in any in claim 1 to 8 And container body, the container body have opening, the opening is sealed with the film with holes of easily taking off.
10. a kind of manufacturing process with holes for easily taking off film use prepared as described in any in claim 1 to 8, which is characterized in that The manufacturing process includes:
Composite steps: respectively obtaining the inner membrance layer main body using dry type is compound, the theca externa and the inner membrance layer main body it Between easily tear layer described in lamination;
Hemisection step: the other end of the theca interna is partly switched to from one end of the theca interna.
CN201811634000.1A 2018-12-29 2018-12-29 It is with holes easily to take off film, with holes easily take off film container and manufacturing process CN109648928A (en)

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CN201811634000.1A CN109648928A (en) 2018-12-29 2018-12-29 It is with holes easily to take off film, with holes easily take off film container and manufacturing process

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CN201811634000.1A CN109648928A (en) 2018-12-29 2018-12-29 It is with holes easily to take off film, with holes easily take off film container and manufacturing process

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CN109648928A true CN109648928A (en) 2019-04-19

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