CN212504695U

CN212504695U - BOPP membrane of precoating convenient to tear off

Info

Publication number: CN212504695U
Application number: CN202021221060.3U
Authority: CN
Inventors: 叶建胜; 胡国俊
Original assignee: Wenzhou Senna Packaging Materials Co ltd
Current assignee: Zhejiang Senna New Material Technology Co ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-02-09
Anticipated expiration: 2030-06-28

Abstract

The utility model relates to the technical field of pre-coating films, and aims to provide a BOPP pre-coating film convenient to tear, which comprises a main body formed by sequentially laying a plurality of film layers from inside to outside, wherein the main body comprises a core layer arranged in the middle, and the core layer comprises a BOPP layer; the inner end face and the outer end face of the main body are respectively provided with a plurality of first tearing grooves and second tearing grooves which penetrate through two sides along the length direction, and the core layers at the bottoms of the first tearing grooves and the second tearing grooves extend to the surface of the core layer; the exposed part of the core layer is provided with a plurality of tearing holes in a penetrating manner, and the tearing holes extend towards the two sides of the main body along the direction vertical to the length direction of the main body; a first tearing piece is arranged in the first tearing groove, a second tearing piece is arranged in the second tearing groove, and the first tearing piece and the second tearing piece respectively cover two ports of the tearing hole; the utility model discloses can conveniently tear out the less part of area.

Description

BOPP membrane of precoating convenient to tear off

Technical Field

The utility model relates to a membrane technical field of precoating, in particular to BOPP membrane of precoating convenient to tear off.

Background

The precoating film is a transparent film which is prepared by gluing and rewinding a plastic film in advance and then compounding the plastic film with a paper printing product, the precoating film is firstly coated with glue solution on the film by a precoating film processing factory according to the using specification and breadth for a user to select, then the user selects the precoating film with the size slightly larger than the size of the paper product needing to be coated for coating, the precoating film and the paper printing product are adhered together after being heated and pressurized, then the edge of the paper product is cut accurately, and a paper-plastic integrated product is formed.

In the prior art, chinese patent document No. CN201296075Y discloses a precoating film, which includes a secondary functional layer, a core layer, and a coating functional layer, wherein the core layer is located between the secondary functional layer and the coating functional layer; the secondary functional layer is mainly made of polypropylene, the core layer is made of modified polyethylene, the coating functional layer is made of adhesive, and the coating functional layer is thermally sealed on the core layer.

The above prior art solutions have the following drawbacks: when the precoating film needs to be obtained in a part with a small area, the precoating film needs to be cut by a tool, and the operation is troublesome.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a BOPP membrane of precoating convenient to tear off can conveniently tear out the less part of area.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the BOPP pre-coating film convenient to tear comprises a main body formed by sequentially laying a plurality of film layers from inside to outside, wherein the main body comprises a core layer arranged in the middle, and the core layer comprises a BOPP layer; the inner end face and the outer end face of the main body are respectively provided with a plurality of first tearing grooves and second tearing grooves which penetrate through two sides along the length direction, and the core layers at the bottoms of the first tearing grooves and the second tearing grooves extend to the surface of the core layer; the exposed part of the core layer is provided with a plurality of tearing holes in a penetrating manner, and the tearing holes extend towards the two sides of the main body along the direction vertical to the length direction of the main body; the first groove that tears is provided with the first piece that tears, the second tears the inslot and is provided with the second and tears the piece, the first piece that tears and the second tear the piece and will tear the both ends mouth cover in hole respectively.

Through adopting above-mentioned technical scheme, the sandwich layer exposes and offers and tears the hole after, and the user of service can tear the part that the area is littleer with the main part along tearing the hole easily, and the first piece of tearing that bonds respectively in first groove and the second of tearing tears the inslot tears the piece with the second and can tear the inslot from first groove and the second of tearing respectively when needs tear the part with the main part and tear down, plays the effect of protection sandwich layer and preventing the mistake and tearing.

The utility model discloses further set up to: the first piece that tears is kept away from the first one side of tearing the groove tank bottom and is provided with the first strip that tears, the second tears the piece and keeps away from the second one side of tearing the groove tank bottom and is provided with the second strip that tears.

Through adopting above-mentioned technical scheme, the setting of first tear strip and second tear strip is convenient for tear the piece with first tear piece and second and tear the inslot from first tearing groove and second respectively and tear down.

The utility model discloses further set up to: the first piece that tears is provided with first holding tank in first tear strip department, the second tears the piece and is provided with the second holding tank in second tear strip department.

Through adopting above-mentioned technical scheme, first holding tank and second holding tank are used for holding first tear tape and second tear tape respectively for the membrane surfacing when the rolling of precoating.

The utility model discloses further set up to: the main body further comprises a first protective layer arranged on the inner surface of the core layer and a second protective layer arranged on the outer surface of the core layer.

Through adopting above-mentioned technical scheme, the sandwich layer is used for covering on the surface of article, and first protective layer and second protective layer play the guard action to the inside and outside terminal surface of sandwich layer, and first protective layer and second protective layer can be torn off from the sandwich layer when the sandwich layer uses, prevent that the sandwich layer of precoating from receiving wearing and tearing before the use.

The utility model discloses further set up to: and the outer surface of the second protective layer is provided with an anti-skid bulge.

Through adopting above-mentioned technical scheme, when the effect of the interior outside of membrane is scribbled in discerning to the antiskid arch for the surface of membrane of precoating has more the frictional property, the rolling of being convenient for.

The utility model discloses further set up to: the sandwich layer also comprises an antistatic layer arranged on the outer surface of the BOPP layer.

Through adopting above-mentioned technical scheme, the use of antistatic layer prevents that the sandwich layer from producing a large amount of static and adsorbing the dust.

The utility model discloses further set up to: the sandwich layer also comprises an anti-scratch layer arranged on the outer surface of the antistatic layer.

By adopting the technical scheme, the scratch-resistant layer improves the scratch-resistant performance of the core layer and prolongs the service life of the precoating film.

The utility model discloses further set up to: the core layer further comprises an adhesive layer arranged on the inner surface of the BOPP layer.

By adopting the technical scheme, the bonding layer is used for attaching an adhesive, so that the core layer is firmly adhered to the surface of an article.

To sum up, the beneficial effects of the utility model are that:

1. after the core layer is exposed and provided with the tearing hole, a user can easily tear the main body into a part with a smaller area along the tearing hole, and the first tearing piece and the second tearing piece which are respectively bonded in the first tearing groove and the second tearing groove can be respectively torn off from the first tearing groove and the second tearing groove when the main body is required to be torn into small parts, so that the core layer is protected and the mistaken tearing is prevented;

2. the first tearing strip and the second tearing strip are arranged so that the first tearing piece and the second tearing piece can be torn down from the first tearing groove and the second tearing groove respectively.

Drawings

Fig. 1 is a schematic partial cross-sectional view of the present invention;

fig. 2 is a schematic diagram of a partial explosion of the first tearing piece separated from the first tearing groove.

Reference numerals: 1. a first protective layer; 2. a core layer; 21. an adhesive layer; 22. a BOPP layer; 23. an antistatic layer; 24. a scratch-resistant layer; 3. a second protective layer; 31. anti-skid projections; 4. a first tear groove; 5. a second tear groove; 6. tearing holes; 7. a first tear tab; 71. a first accommodating groove; 72. a first tear strip; 8. a second tear tab; 81. a second accommodating groove; 82. a second tear strip.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment discloses BOPP membrane of precoating convenient to tear, as shown in figure 1, figure 2, including the main part, the main part includes by interior first protective layer 1, sandwich layer 2, the second protective layer 3 that sets gradually outward, and first protective layer 1 and second protective layer 3 are made by PVC, and the press forming has the non-slip raised 31 that is used for distinguishing inside and outside on the surface of second protective layer 3. The first protective layer 1 and the core layer 2 are fixedly connected through an adhesive, and the first protective layer 1 can be torn off from the core layer 2; the second protective layer 3 and the core layer 2 are fixedly connected through an adhesive, and the second protective layer 3 can be torn off from the core layer 2. The sandwich layer 2 comprises a bonding layer 21, a BOPP layer 22, an antistatic layer 23 and an anti-scratch layer 24 which are sequentially arranged from inside to outside, the bonding layer 21 is made of PU, the antistatic layer 23 is a film layer formed by combining zinc oxide and an adhesive, the anti-scratch layer 24 is made of PET, and the bonding layer is fixedly connected with the layer through the adhesive.

As shown in fig. 1 and 2, a plurality of first tearing grooves 4 and second tearing grooves 5 penetrating through both sides are respectively arranged on the inner end surface and the outer end surface of the main body along the length direction, the first tearing grooves 4 are arranged on the first protective layer 1, the second tearing grooves 5 are arranged on the second protective layer 3, and the core layer 2 at the bottoms of the first tearing grooves 4 and the second tearing grooves 5 extends to the surface of the core layer 2. The exposed part of sandwich layer 2 has been seted up a plurality of holes 6 that tear through, and a plurality of holes 6 that tear extend towards the main part both sides along perpendicular to main part length direction. The first piece 7 that tears that has through gluing agent bonding in the groove 4, the second tears the inslot 5 and has the second through gluing agent bonding and tear the piece 8, and the first piece 7 that tears is torn with the second and is torn piece 8 and will tear the both ends mouth cover of hole 6 respectively, and the first piece 7 that tears simultaneously tears 8 with the second tears the piece and can tear the inslot 5 from the first groove 4 that tears and the second respectively and tear down. A flexible first tear strip 72 is arranged on one surface of the first tear piece 7 away from the bottom of the first tear groove 4, and a flexible second tear strip 82 is arranged on one surface of the second tear piece 8 away from the bottom of the second tear groove 5; one end of the first tearing strip 72 is fixedly connected with the surface of the first tearing piece 7, and the other end extends towards the direction away from the first tearing piece 7, and one end of the second tearing strip 82 is fixedly connected with the surface of the second tearing piece 8, and the other end extends towards the direction away from the second tearing piece 8. The first tear tab 7 is formed with a first receiving slot 71 at the first tear strip 72, and the second tear tab 8 is formed with a second receiving slot 81 at the second tear strip 82.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The BOPP pre-coated film convenient to tear off comprises a main body formed by sequentially laying a plurality of film layers from inside to outside, wherein the main body comprises a core layer (2) arranged in the middle, and the core layer (2) comprises a BOPP layer (22); the method is characterized in that: the inner end face and the outer end face of the main body are respectively provided with a plurality of first tearing grooves (4) and second tearing grooves (5) which penetrate through two sides along the length direction, and the core layer (2) extends to the surface of the core layer (2) at the bottoms of the first tearing grooves (4) and the second tearing grooves (5); the exposed part of the core layer (2) is provided with a plurality of tearing holes (6) in a penetrating way, and the tearing holes (6) extend towards the two sides of the main body along the direction vertical to the length direction of the main body; the first tearing groove (4) is internally provided with a first tearing piece (7), the second tearing groove (5) is internally provided with a second tearing piece (8), and the first tearing piece (7) and the second tearing piece (8) respectively cover two ports of the tearing hole (6).

2. BOPP pre-coat film facilitating tearing according to claim 1, characterized in that: the one side that first tear piece (7) kept away from first groove (4) tank bottom is provided with first tear strip (72), the second tears piece (8) and keeps away from the one side that second tore groove (5) tank bottom and is provided with second tear strip (82).

3. BOPP pre-coat film facilitating tearing according to claim 2, characterized in that: the first tearing piece (7) is provided with a first accommodating groove (71) at the position of the first tearing strip (72), and the second tearing piece (8) is provided with a second accommodating groove (81) at the position of the second tearing strip (82).

4. BOPP pre-coat film facilitating tearing according to claim 1, characterized in that: the main part still includes first protective layer (1) that sets up on sandwich layer (2) internal surface and sets up second protective layer (3) on sandwich layer (2) surface.

5. BOPP pre-coat film facilitating tearing according to claim 4, characterized in that: and anti-skid protrusions (31) are arranged on the outer surface of the second protective layer (3).

6. BOPP pre-coat film facilitating tearing according to claim 1, characterized in that: the core layer (2) further comprises an antistatic layer (23) arranged on the outer surface of the BOPP layer (22).

7. BOPP pre-coat film facilitating tearing according to claim 6, characterized in that: the core layer (2) further comprises an anti-scratch layer (24) arranged on the outer surface of the antistatic layer (23).

8. BOPP pre-coat film facilitating tearing according to claim 7, characterized in that: the core layer (2) further comprises an adhesive layer (21) arranged on the inner surface of the BOPP layer (22).