CN209322781U - A kind of multi-layer co-extruded heat preserving antistaling film - Google Patents

A kind of multi-layer co-extruded heat preserving antistaling film Download PDF

Info

Publication number
CN209322781U
CN209322781U CN201821555425.9U CN201821555425U CN209322781U CN 209322781 U CN209322781 U CN 209322781U CN 201821555425 U CN201821555425 U CN 201821555425U CN 209322781 U CN209322781 U CN 209322781U
Authority
CN
China
Prior art keywords
layer
heat preserving
base membrane
adhesive tape
preservative film
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.)
Active
Application number
CN201821555425.9U
Other languages
Chinese (zh)
Inventor
林玉军
林玉拿
林玉享
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.)
Shanghai Baixin New Materials Technology Co Ltd
Original Assignee
Shanghai Baixin New Materials Technology Co Ltd
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 Shanghai Baixin New Materials Technology Co Ltd filed Critical Shanghai Baixin New Materials Technology Co Ltd
Priority to CN201821555425.9U priority Critical patent/CN209322781U/en
Application granted granted Critical
Publication of CN209322781U publication Critical patent/CN209322781U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a kind of multi-layer co-extruded heat preserving antistaling films, it is related to food preservation articles field, it includes base membrane layer, it is characterized in that, insulating layer is covered on the base membrane layer, the base membrane layer is provided with adhesive tape away from the bonding of the side of insulating layer, and the ratio between thickness of the insulating layer, base membrane layer and adhesive tape is 4:2:1.This is practical have the advantages that be able to ascend preservative film to the leakproofness of food and can significant increase to the fresh-keeping effect of food.

Description

A kind of multi-layer co-extruded heat preserving antistaling film
Technical field
The utility model relates to food preservation articles fields, more particularly, to a kind of multi-layer co-extruded heat preserving antistaling film.
Background technique
Preservative film is a kind of plastic packing product, is had the function of to food fresh-keeping, and is widely used in people's In life.In the practice to preservative film, people's one section of preservative film of debatching usually from the preservative film winding drum being wrapped, and It is torn, is wrapped on food by preservative film.However, preservative film is only wrapped around on food, the preservative film torn compared with In short-term, preservative film is difficult to be sealed food, and is wrapped in the preservative film on food and is easy to scatter, and seriously affects to food Fresh-keeping effect, there are places to be modified.
Utility model content
In view of the above technical problems, the utility model aim is to propose a kind of multi-layer co-extruded heat preserving antistaling film, by setting Set the adhesive tape on base membrane layer, when being packaged to food, people can by adhesive tape by food seal in preservative film, Preservative film is promoted to the leakproofness of food, thus fresh-keeping effect of the significant increase to food.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of multi-layer co-extruded heat preserving antistaling film, including base membrane layer are covered with insulating layer, the base membrane layer on the base membrane layer Away from the side of insulating layer, bonding is provided with adhesive tape, and the ratio between thickness of the insulating layer, base membrane layer and adhesive tape is 4:2: 1。
By using above-mentioned technical proposal, in actual operation, people can be by the side of the separate adhesive tape of preservative film It is wrapped on food, then the preservative film of adhesive tape side is sealed food by adhesive tape bonding and seals up for safekeeping, and passes through guarantor Warm layer keeps the temperature food.In this way, it realizes the heat preserving antistaling operation to food, promotes preservative film to the close of food Feng Xing, and significant increase is to the fresh-keeping effect of food.
The utility model is further arranged to: the base membrane layer is viscous at the adjacent both sides of the edge in the side of insulating layer Conjunction is provided with adhesive tape.
It is further enhanced by the way that adhesive tape is arranged in the adjacent two sides of preservative film to food by using above-mentioned technical proposal The leakproofness of object, fresh-keeping effect of the significant increase to food.
The utility model is further arranged to: fitting is provided with release layer on the adhesive tape.
By using above-mentioned technical proposal, adhesive tape is protected by release layer, reduces preservative film in storage process The rotten situation of middle adhesive tape occurs, and extends the Use Limitation of preservative film.
The utility model is further arranged to: insulating layer is provided with protective layer away from the side of base membrane layer.
By using above-mentioned technical proposal, preservative film is protected by protective layer, preservative film is further reduced and is depositing The case where letting off journey mesometamorphism generation, extends the Use Limitation of preservative film.
The utility model is further arranged to: the first adhesive layer is provided between the base membrane layer and insulating layer.
By using above-mentioned technical proposal, base membrane layer and insulating layer are further bonded by the first adhesive layer, guarantees basement membrane The stability and compactness connected between layer and insulating layer.
The utility model is further arranged to: the second adhesive layer is provided between the protective layer and insulating layer.
By using above-mentioned technical proposal, protective layer and insulating layer are further bonded by the second adhesive layer, guarantees protection The stability and compactness connected between layer and insulating layer.
The utility model is further arranged to: the insulating layer extends outwardly at the position of adhesive tape side to be provided with easily Take off portion.
By using above-mentioned technical proposal, when the preservative film that people need to be wrapped on food dismounting, people can be with Expect by more convenient will efficiently remove on preservative film food in portion is easily taken off, greatly facilitates dismounting operation of the people to preservative film.
The utility model is further arranged to: the release layer is extended in the position for easily taking off portion hand-held part.
By using above-mentioned technical proposal, when people use preservative film, people can take off portion and hand-held part, people by easy More convenient can will efficiently tear on release layer auto-adhesive tape, greatly facilitate people to remove operation to release layer.
The utility model is further arranged to: being provided with divisural line between any two pieces of multi-layer co-extruded heat preserving antistaling films.
Greatly facilitate people by the way that divisural line is arranged between two adjacent preservative films by using above-mentioned technical proposal It tears preservative film, and the waste of preservative film can be reduced.
Compared with prior art, the beneficial effects of the utility model are as follows:
(1) by the adhesive tape being arranged on base membrane layer, when being packaged to food, people can will be eaten by adhesive tape Object is sealed in preservative film, to realize the heat preserving antistaling operation to food, promotes preservative film to the leakproofness of food, and greatly Promote the fresh-keeping effect to food;
(2) by bonding setting release layer on adhesive tape, and away from the side of base membrane layer, setting is protected in preservative film Layer reduces preservative film and occurs the case where storing process mesometamorphism, extends the Use Limitation of preservative film;
(3) adhesive tape being arranged on base membrane layer is comprehensively utilized, the first bonding between base membrane layer and insulating layer is set Layer, and the second adhesive layer being arranged between protective layer and insulating layer, are effectively ensured the tight of the bonding between each layer of preservative film Close property and stability.
Detailed description of the invention
Fig. 1 is that the integrally-built axis of the multi-layer co-extruded heat preserving antistaling film of an embodiment of the present invention major embodiment measures It is intended to;
Fig. 2 is the enlarged drawing of the part Fig. 1 A, and major embodiment easily takes off the structure of portion and hand-held part;
Fig. 3 is that the integrally-built explosion of the multi-layer co-extruded heat preserving antistaling film of an embodiment of the present invention major embodiment is shown It is intended to.
Appended drawing reference: 1, base membrane layer;2, the first adhesive layer;3, insulating layer;4, the second adhesive layer;5, protective layer;6, it bonds Band;7, release layer;8, portion is easily taken off;9, hand-held part;10, divisural line.
Specific embodiment
Below with reference to examples and drawings, the utility model is described in further detail, but the implementation of the utility model Mode is not limited only to this.
Embodiment
Referring to Fig. 1 and Fig. 2, a kind of multi-layer co-extruded heat preserving antistaling film, including base membrane layer 1, the material of base membrane layer 1 can be poly- Ethylene, covering is provided with insulating layer 3 on base membrane layer 1, and the material of insulating layer 3 can be EVOH material, and insulating layer 3 deviates from base membrane layer 1 side covering is provided with protective layer 5, and the material of protective layer 5 can be polypropylene.To guarantee between base membrane layer 1 and insulating layer 3 Compactness, the first adhesive layer 2 is provided between base membrane layer 1 and insulating layer 3;It is tight between protective layer 5 and insulating layer 3 to guarantee Close property is provided with the second adhesive layer 4 between protective layer 5 and insulating layer 3;The material of first adhesive layer 2 and the second adhesive layer 4 can be with It is binder resin.
Referring to Fig. 3, two marginal positions adjacent on the one side of insulating layer 3 of base membrane layer 1 are equipped with adhesive tape 6, And away from the side of base membrane layer 1, fitting is provided with release layer 7 to adhesive tape 6.Also, protective layer 5, the first adhesive layer 2, insulating layer 3, The ratio between thickness between second adhesive layer 4, base membrane layer 1, adhesive tape 6 and release layer 7 is 2:1:4:1:2:1:2, and protective layer 5, co-extrusion combines between the first adhesive layer 2, insulating layer 3 and the second adhesive layer 4.
In real work, people can remove release layer 7 from preservative film, then preservative film is covered on food, and first Fold two sides of the preservative film far from adhesive tape 6, finally fold two sides of the preservative film with adhesive tape 6 so that preservative film to food into Row bonding tight seal.
The preservative film is used for convenience of people, insulating layer 3, which extends outwardly to be provided at the position of 6 side of adhesive tape, easily to be taken off Portion 8, and base membrane layer 1, the first adhesive layer 2, the second adhesive layer 4 and the corresponding setting of protective layer 5;Also, release layer 7 exists It easily takes off to be extended at the position in portion 8 and has hand-held part 9.In real work, people can take off portion 8 and hand-held part 9, people by easy It more convenient can will efficiently tear on 7 auto-adhesive tape 6 of release layer;When people need to dismounting be wrapped in it is fresh-keeping on food When film, people can be by easily taking off that portion 8 is more convenient efficiently to remove preservative film from food, to greatly facilitate people Use to preservative film.
Referring to attached drawing 2, divisural line 10 is provided between any two pieces of multi-layer co-extruded heat preserving antistaling films.By adjacent two Divisural line 10 is set between preservative film, greatly facilitates people to tear preservative film, and the waste of preservative film can be reduced.
The working principle of the present embodiment is: in real work, people can be by easily taking off portion 8 and hand-held part 9 for release layer 7 It tears on auto-adhesive tape 6;Then, preservative film is covered on food, and first folds two sides of the preservative film far from adhesive tape 6;Again Two sides of the preservative film with adhesive tape 6 are folded, so that preservative film carries out bonding tight seal to food.When people need to wrap dismounting When the preservative film being rolled on food, people can portion 8 is more convenient will efficiently to be removed on preservative film food by easily taking off. In this way, it realizes the heat preserving antistaling operation to food, promotes preservative film to the leakproofness of food, and significant increase is to food The fresh-keeping effect of object.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.

Claims (9)

1. a kind of multi-layer co-extruded heat preserving antistaling film, including base membrane layer (1), which is characterized in that be covered with guarantor on the base membrane layer (1) Warm layer (3), side bonding of the base membrane layer (1) away from insulating layer (3) are provided with adhesive tape (6), the insulating layer (3), base The ratio between thickness of film layer (1) and adhesive tape (6) is 4:2:1.
2. a kind of multi-layer co-extruded heat preserving antistaling film according to claim 1, which is characterized in that the base membrane layer (1) is deviated from Bonding is provided with adhesive tape (6) at the adjacent both sides of the edge in the side of insulating layer (3).
3. a kind of multi-layer co-extruded heat preserving antistaling film according to claim 2, which is characterized in that pasted on the adhesive tape (6) Conjunction is provided with release layer (7).
4. a kind of multi-layer co-extruded heat preserving antistaling film according to claim 1, which is characterized in that the insulating layer (3) is deviated from The side of base membrane layer (1) is provided with protective layer (5).
5. a kind of multi-layer co-extruded heat preserving antistaling film according to claim 1, which is characterized in that the base membrane layer (1) and guarantor The first adhesive layer (2) are provided between warm layer (3).
6. a kind of multi-layer co-extruded heat preserving antistaling film according to claim 4, which is characterized in that the protective layer (5) and guarantor The second adhesive layer (4) are provided between warm layer (3).
7. a kind of multi-layer co-extruded heat preserving antistaling film according to claim 3, which is characterized in that the insulating layer (3) is viscous Extend outwardly to be provided at the position of crossed belt (6) side and easily takes off portion (8).
8. a kind of multi-layer co-extruded heat preserving antistaling film according to claim 7, which is characterized in that the release layer (7) is easy The position for taking off portion (8), which is extended, hand-held part (9).
9. a kind of multi-layer co-extruded heat preserving antistaling film according to claim 1, which is characterized in that any two pieces of multi-layer co-extruded guarantors Divisural line (10) are provided between warm preservative film.
CN201821555425.9U 2018-09-21 2018-09-21 A kind of multi-layer co-extruded heat preserving antistaling film Active CN209322781U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821555425.9U CN209322781U (en) 2018-09-21 2018-09-21 A kind of multi-layer co-extruded heat preserving antistaling film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821555425.9U CN209322781U (en) 2018-09-21 2018-09-21 A kind of multi-layer co-extruded heat preserving antistaling film

Publications (1)

Publication Number Publication Date
CN209322781U true CN209322781U (en) 2019-08-30

Family

ID=67707269

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821555425.9U Active CN209322781U (en) 2018-09-21 2018-09-21 A kind of multi-layer co-extruded heat preserving antistaling film

Country Status (1)

Country Link
CN (1) CN209322781U (en)

Similar Documents

Publication Publication Date Title
CN104528166B (en) The combination of container and bag
RU2012151925A (en) EASY TO OPEN FLEXIBLE FILM PACKAGES AND METHODS OF MANUFACTURE
GB2516695A (en) Package
AU2015333074B2 (en) Pouch with slide-in pocket
CN209322781U (en) A kind of multi-layer co-extruded heat preserving antistaling film
CN203958976U (en) A kind of soft bag cigarette
CN210026536U (en) Aluminum-plastic inner film and food packaging bag using same
WO2009022737A1 (en) Layered product for packaging
CN203997311U (en) A kind of tearing type packaging bag
JP2012035897A (en) Packaging bag
CN205872878U (en) Cell -phone first -aid bag
CN201856986U (en) Packaging bag for granules
JP3171100U (en) Sealed package
CN205293516U (en) Food package bag
CN210503906U (en) Quickly-unsealed reusable copy paper package
CN206842034U (en) A kind of food pack with pocket
CN211544435U (en) High-strength stretch-resistant sterilization packaging bag
CN207346346U (en) One kind is used multiple times packing list envelope
CN211544516U (en) Food packaging bag
CN106005666A (en) Insulating double-side heat-sealing composite film self-adhesive opening-sealing packaging box
CN207141907U (en) A kind of heat preserving antistaling packaging bag
CN207275360U (en) A kind of composite package film
CN107352169A (en) A kind of heat preserving antistaling packaging bag
CN206798246U (en) A kind of cigarette case package
TWM510297U (en) Package structure for sandwich

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant