CN213108497U

CN213108497U - Novel YOPP-VMPE composite membrane

Info

Publication number: CN213108497U
Application number: CN202021076151.2U
Authority: CN
Inventors: 朱琪峰; 章俊华
Original assignee: Shanghai Fukusuke Industries Co ltd
Current assignee: Shanghai Fukusuke Industries Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-05-04
Anticipated expiration: 2030-06-11

Abstract

The utility model relates to a novel YOPP-VMPE composite film, including the YOPP delustering membrane, printing ink layer, gluing agent, aluminizing layer, PE membrane, the internal surface printing of YOPP delustering membrane has the printing ink layer, and the internal surface on printing ink layer passes through the gluing agent and bonds on the VMPE film, and the thickness of gluing agent is 0.0005-0.003mm, and the thickness on printing ink layer is 0.0005-0.003mm, and the VMPE film includes the PE membrane, and the surface of PE membrane is provided with the aluminizing layer, and the aluminizing layer is as an organic whole through gluing agent and printing ink layer complex; compared with the prior art, the utility model, environmental protection more changes recycle, can satisfy all packing modes preparation demands of health supplies packing, and has reduced complex film manufacturing cost of aluminizing, has practiced thrift the resource, is worth popularizing and applying.

Description

Novel YOPP-VMPE composite membrane

[ technical field ]

The utility model belongs to the technical field of the packaging film technique and specifically relates to a novel YOPP-VMPE complex film.

[ background art ]

At present, the composite film is mainly used in the fields of plastic packaging of sanitary products (sanitary towels, diaper pants, bulky article pads, mother and baby products), food packaging, clothing packaging, industrial product packaging and the like. The existing aluminized composite film mainly has the following problems and disadvantages: (1) the traditional aluminized composite film is not easy to recycle; (2) the traditional aluminized composite film cannot meet the packaging bag type manufacturing requirements (including edge melting) of sanitary products; (3) the traditional VMPE composite film production can not meet the finished product packaging requirements of customer automatic packaging equipment.

[ contents of utility model ]

The utility model aims at solving foretell not enough and provide a neotype YOPP-VMPE complex film, can satisfy automatic packing requirement comprehensively, improve production efficiency to practice thrift use cost, and environmental protection more, change recycle.

In order to realize above-mentioned purpose design a novel YOPP-VMPE complex film, including YOPP delustering film 1, printing ink layer 2, gluing agent 3, aluminizing layer 4, PE membrane 5, the internal surface printing of YOPP delustering film 1 has printing ink layer 2, the internal surface of printing ink layer 2 passes through gluing agent 3 and bonds on the VMPE film, gluing agent 3's thickness is 0.0005-0.003mm, the thickness of printing ink layer 2 is 0.0005-0.003mm, the VMPE film includes PE membrane 5, the surface of PE membrane 5 is provided with aluminizing layer 4, aluminizing layer 4 is as an organic whole through gluing agent 3 and printing ink layer 2 complex.

Further, PE membrane 5 is the LDPE membrane, vacuum aluminizing is carried out to the corona treatment face of LDPE membrane and aluminium coating 4 is obtained, aluminium coating 4's thickness is 0.002 um.

Further, the PE film 5 is of a layered structure, and each layer is prepared from low-density polyethylene LDPE, linear low-density polyethylene LLDPE and high-density polyethylene HDPE according to the proportion of 1:1: 1.

Further, the ink layer 2 is a printing image-text layer, and the ink layer 2 is printed on the corona treatment surface of the YOPP matting film 1.

Further, the adhesive 3 is a two-component ester-soluble composite adhesive.

Compared with the prior art, the utility model, have following advantage:

(1) compared with the prior art, the VMPE aluminizer of the utility model is more environment-friendly and easier to recycle, and can meet the manufacturing requirements of all packaging modes of sanitary product packaging;

(2) the surface of the composite film of the utility model can display the matte silver effect and can also display the bright silver effect;

(3) the composite film of the utility model can lead the friction coefficient in the film to be less than 0.25, and can meet the automatic packaging requirement;

(4) the utility model is more suitable for the national environmental protection requirement, can be better recycled, reduces the production cost of the aluminized composite film and saves the resources;

(5) the utility model discloses can satisfy automatic packing requirement comprehensively, improve production efficiency to practice thrift use cost, be worth popularizing and applying.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of the present invention;

in the figure: 1. the matte film comprises a YOPP matte film 2, an ink layer 3, an adhesive 4, an aluminum coating layer 5 and a PE film.

[ detailed description of the invention ]

The invention is further described below with reference to the accompanying drawings:

as shown in the accompanying drawing 1, the utility model provides a novel YOPP-VMPE complex film, including YOPP delustering film 1, printing ink layer 2, gluing agent 3, aluminize layer 4, PE membrane 5, YOPP delustering film 1's internal surface printing has printing ink layer 2, the internal surface of printing ink layer 2 passes through gluing agent 3 and bonds on the VMPE film, gluing agent 3 is two ingredient ester solubility compound gluing agent, gluing agent 3's thickness is 0.0005-0.003mm, printing ink layer 2's thickness is 0.0005-0.003mm, the VMPE film includes PE membrane 5, PE membrane 5's surface is provided with aluminize layer 4, aluminize layer 4 is as an organic whole through gluing agent 3 and printing ink layer 2 complex. Wherein, the PE film 5 is an LDPE film, the corona treatment surface of the LDPE film is subjected to vacuum aluminum plating to obtain an aluminum plating layer 4, and the thickness of the aluminum plating layer 4 is 0.002 um; the PE film 5 can also be of a laminated structure, and each layer is prepared from low-density polyethylene LDPE, linear low-density polyethylene LLDPE and high-density polyethylene HDPE according to the proportion of 1:1: 1. The ink layer 2 is a printing image-text layer, and the ink layer 2 is printed on the corona treatment surface of the YOPP matt film 1.

The VMPE (aluminized PE) composite film of the utility model is more environment-friendly and easier to recycle, and can meet the manufacturing requirements of all packaging modes of sanitary product packaging; the surface of the composite film can display matte silver effect and bright silver effect, and the friction coefficient in the film can be smaller than 0.25, so that the automatic packaging requirement is met. The PE film 5 is of a layered structure and is prepared from low-density polyethylene LDPE, linear low-density polyethylene LLDPE and high-density polyethylene HDPE, so that the problems that the existing low-density polyethylene is soft in texture, has strong tensile property and light transmission property, but is relatively poor in high temperature resistance, tear resistance and the like, and cannot be subjected to a subsequent aluminum plating process, and the high-density polyethylene has the characteristics of strong high temperature resistance, tear resistance and the like can be solved.

The utility model consists of a YOPP (extinction OPP) film and a VMPE (aluminized PE) film, the two-layer film structure is shown in the attached figure 1, the YOPP (extinction OPP) film has good heat sealing performance and environmental protection, the thickness of the inner printing ink layer is 0.0005-0.003mm, and the thickness of the adhesive for film compounding is 0.0005-0.003 mm; the VMPE film (namely, the vacuum aluminum plating thickness of 0.002um is carried out on the corona treatment surface of LDPE) manufactured by a special process has good barrier property, strong bright silver decorative effect, good heat sealing property and environmental protection property. The composite film processing and manufacturing steps are as follows: (1) printing an image-text layer on the corona treatment surface of a YOPP (extinction OPP) film; (2) compounding the printing image-text layer with the aluminum-plated surface of the VMPE film by using an adhesive for film compounding; (3) and placing the composite membrane subjected to primary compounding in a curing chamber at 35 ℃ for curing, and taking the composite membrane out of the curing chamber after the curing reaction of the adhesive is over 95% (about 72 hours to 84 hours) according to the test and putting the composite membrane into a back thread production process according to the requirement.

In the implementation, the utility model discloses in such as sanitary towel wrapping bag use, the high brightness metallic color sensation appears in some printing patterns for the trilateral envelope of sanitary towel packing, and existing certain soft sense, have certain feel again.

The present invention is not limited by the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and are all included in the protection scope of the present invention.

Claims

1. A novel YOPP-VMPE composite film is characterized in that: including YOPP delustering membrane (1), printing ink layer (2), gluing agent (3), aluminizing layer (4), PE membrane (5), the internal surface printing of YOPP delustering membrane (1) has printing ink layer (2), the internal surface of printing ink layer (2) is glued on the VMPE membrane through gluing agent (3), the thickness of gluing agent (3) is 0.0005-0.003mm, the thickness of printing ink layer (2) is 0.0005-0.003mm, the VMPE membrane includes PE membrane (5), the surface of PE membrane (5) is provided with aluminizing layer (4), aluminizing layer (4) are as an organic whole through gluing agent (3) and printing ink layer (2) complex.

2. The novel YOPP-VMPE composite membrane according to claim 1, wherein: PE membrane (5) are the LDPE membrane, vacuum aluminizing is carried out to the corona treatment face of LDPE membrane and aluminium coating (4) are obtained, the thickness of aluminium coating (4) is 0.002 um.

3. The novel YOPP-VMPE composite membrane according to claim 1, wherein: the printing ink layer (2) is a printing image-text layer, and the printing ink layer (2) is printed on the corona treatment surface of the YOPP matt film (1).

4. The novel YOPP-VMPE composite membrane according to claim 1, wherein: the adhesive (3) is a two-component ester-soluble composite adhesive.