CN2721390Y - Flavoured laminated sheet structure - Google Patents

Flavoured laminated sheet structure Download PDF

Info

Publication number
CN2721390Y
CN2721390Y CN2004200511460U CN200420051146U CN2721390Y CN 2721390 Y CN2721390 Y CN 2721390Y CN 2004200511460 U CN2004200511460 U CN 2004200511460U CN 200420051146 U CN200420051146 U CN 200420051146U CN 2721390 Y CN2721390 Y CN 2721390Y
Authority
CN
China
Prior art keywords
flavor
film
taste
barrier layer
polyethylene
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.)
Expired - Fee Related
Application number
CN2004200511460U
Other languages
Chinese (zh)
Inventor
卡力科斯图Y·劳莱阿
约翰尼·李Jr
菲比·埃思里恩S·李
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.)
Hosokawa Youko Kk
Flexo Manufacturing Co
Original Assignee
Hosokawa Youko Kk
Flexo Manufacturing Co
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 Hosokawa Youko Kk, Flexo Manufacturing Co filed Critical Hosokawa Youko Kk
Application granted granted Critical
Publication of CN2721390Y publication Critical patent/CN2721390Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered 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
    • B32B27/08—Layered 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B32B2439/70—Food packaging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
    • B32B37/153—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/14—Metallic material, boron or silicon
    • C23C14/20—Metallic material, boron or silicon on organic substrates

Landscapes

  • Laminated Bodies (AREA)
  • Wrappers (AREA)

Abstract

The utility model relates to a flavoured laminated sheet structure, which comprises a flavoured sealing layer, a barrier layer and a printing layer. The barrier layer is positioned between the flavoured sealing layer and the printing layer, wherein, the flavoured sealing layer is composed of a film. The film is made of polyolefin resin and flavoured polyolefin with the taste selected from a set of vegetable taste or fruit taste. The barrier layer is composed of at least one following materials: ethene vinyl alcohol (EVOH), polyvinyl alcohol (PVOH), polyethylene, polyethylene terephthalate (PEH), nylon, earth silicon (SiO2), deposited films, alumina (Al 2 O3) deposited films, polyethylene, aluminum foils or vacuum metalizing films. The printing layer is composed of at least one following materials: polyethylene terephthalate, polypropylene, polyamide, polyethylene, cellophane or papers. The utility model still relates to packaged products of the water, the beverage, the vegetable or the fruit radicel, and the packaged products are made of the laminated sheets.

Description

The laminate structure that adds flavor
Technical field
The utility model relates to a kind of laminate structure that adds flavor that is used for flexible package, and this laminate structure that adds flavor comprises a sealant, a barrier layer and a printed layers.The utility model also relates to this production method that adds the laminate structure of flavor.On the other hand, the utility model also relates to the packaging product that uses this laminate manufacturing to comprise water, beverage and vegetables base or fruit based liquid.
Background technology
Usually, polymer has a kind of taste and a kind of smell, and more particularly, it has the sensory characteristic of influence.Generation that Here it is is as the reason of the taste and the smell of plastics.The reason of this inherent characteristic of polymer is, low polymer oxidation when being heated, and different polymer are subjected to the degree difference of thermal oxide, so that the sensory degree of polyethylene (PE) influence is far longer than PETG (PET) and polypropylene (PP) influences sensory degree.In general, when temperature is increased to environment temperature when above, influence sensory characteristic and strengthen.Process conditions, the temperature and pressure of machine is for example understood the sensory characteristic of influence of initiated polymerization thing usually.Therefore, after processing and constructing final film or laminate, this packing is incorporated the sense of taste of plastics and smell wherein into usually, particularly at the sealant place that is generally a polyethylene film.
In the packaging for foodstuff of being made by film or laminate, the taste and the fragrance that are included in the food had just existed before packing.Because the aroma and flavor that results from thin polymer film or the laminate (for example PE film) is intrinsic, so the pollution that takes place food when food is packed is inevitable, therefore, after a period of time, taste is different from the taste that it had before the packing.If find food (particularly being in the liquid in the diluted state) spoiled sign is arranged, mean that then the taste of food has been not original taste owing to pack, reason is that the polymer of oxidation is incorporated in the fluid product.For the fluid product (for example grape) of strong taste or the food (for example pulverous fruit drink) that concentrates, can overcome the polymer taste, but for the solution that dilutes, it is very obvious that the taste of polymer becomes.
The United States Patent (USP) 4 of approval on January 29th, 1991,988,546 disclose a kind of sandwich construction, this sandwich construction comprises the bearing bed, the low density polyethylene layer on the bearing bed both sides that are made of the material of transfer layer compressing tablet hardness, and its improvement comprises: low density polyethylene polymerization body and buried layer that the condensate taste/the fragrance concentrate mixes mutually and one can be in 250～500 scopes on conventional equipment with the product contact layer of the outer heat-sealing of low density polyethylene (LDPE) with the low density polyethylene polymerization body that strengthens product fragrance.
The United States Patent (USP) 4 of approval on September 28 nineteen eighty-two, 351,876 disclose laminated film and thin slice prevailingly, disclose such laminated film and thin slice particularly: each laminated film and thin slice all have one and have hear resistance and heat-sealable polyvinyl resin layer simultaneously.
The United States Patent (USP) 5 of approval on January 26th, 1999,863,964 disclose a kind of liner composition that is used for a kind of portable fluid container closure member, and this liner composition comprises a kind of inorganic sulfite (for example sodium sulfite) and/or tocopherol mixture (for example dl-alpha-tocopherol (vitamin E)) that is used for preventing the stink that the existence because of fluid aldehyde causes.
The United States Patent (USP) 5 of approval on October 5th, 1999,962,051 disclose a kind of be installed in a kind of fruit based and/or vegetables base beverage through prolonging the polymer packaging that the maintenance phase handles, this packing is made up of an individual layer, this individual layer is formed by methyl acrylate/acrylonitrile/butadiene terpolymer.This invention also relates to a kind of method that is housed in the beverage grade decline fruit based and/or the vegetables base in the polymer packaging that is intended to limit, and its packing is a form of single sheet, and is made up of methyl acrylate/acrylonitrile/butadiene terpolymer.
Developed different films, thin slice and laminate although be used for the packing of liquid food, still existed demand used for packaging food film, thin slice or the laminate of the taste that can preserve or strengthen its liquid food that will pack and/or fragrance.
Summary of the invention
A purpose of the present utility model provides a kind of laminate that is used to pack, and this laminate adds the membrane sealed layer of flavor, a barrier layer and a printed layers by one and constitutes.The disagreeable taste or the smell of polymer have been covered, have covered or covered according to laminate of the present utility model.Like this, it makes the product taste avoid the pollution of polymer, and at that time or even after a very long time, also can keep the taste and/or the fragrance of desirable fluid product.On the other hand, when being used to pack, its flavour resembling is in the flavor laminate that adds of the present utility model of the taste of the product of its packaging, to further strengthen the taste of product, for example be used for the apple fluid product the laminate with apple flavor, be used for the grape fluid product the laminate with the grape flavor, be used for the lemon fluid product the laminate that adds lemon, be used for the mango fluid product the laminate with the mango flavor, be used for the laminate that adds the orange flavor of orange fluid product or be used for the laminate that adds the pineapple flavor of pineapple fluid product.
Technical solution of the present utility model is: a kind of laminate structure that adds flavor, comprise that one adds the sealant of flavor, a barrier layer and a printed layers, the barrier layer is between sealant that adds flavor and printed layers, the confining bed that wherein adds flavor is made up of a film, and this film is by polyolefin resin and the poly mixture manufacturing of distinguishing the flavor of that adds with selected taste in one group of taste being made up of vegetables or fruit taste; The barrier layer is by at least a composition the in ethylene-vinyl alcohol copolymer, polyvinyl alcohol, polyethylene, PETG, nylon, silica deposit film, alumina deposit film, polyethylene, aluminium foil or the vacuum metallization processes film; And printed layers is by at least a composition the in PETG, polypropylene, polyamide, polyethylene, glassine paper or the paper.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model.
The specific embodiment
The utility model adds the laminate structure of flavor, comprises a sealant that adds flavor 1, a barrier layer 2 and a printed layers 3, and barrier layer 2 is between sealant 1 that adds flavor and printed layers 3.Add flavor sealant 1 and comprise a film, this film is made by the polyolefin resin with taste, and these tastes are selected from one group of taste that vegetables or fruit taste are formed.Being used to add the distinguish the flavor of basic resin of film is selected from high density polyethylene (HDPE), low density polyethylene (LDPE), LLDPE, polypropylene or has the polyolefin metallocene linear-low density polyethylene for example that forms the comonomer side chain.
Barrier layer 2 comprises and is selected from ethylene-vinyl alcohol (EVOH), polyvinyl alcohol (PVOH), polyethylene, PETG, nylon, silica (SiO 2) deposited film, aluminium oxide (Al 2O 3) at least a film in deposited film, aluminium foil or the vacuum metallization processes film.
Printed layers 3 comprises at least a film that is selected from PETG (PET), polypropylene, polyamide or nylon, polyethylene, glassine paper or the paper.
The fruit taste is selected from the taste of apple, grape, lemon, mango, orange, pineapple, lichee, strawberry, peach, mixing tropical fruit (tree) or fruit salad.
The vacuum metallization processes film is selected from metallization casting mold polypropylene, metallized polyimide ethylene glycol terephthalate, metallized polyimide ethene, metallization nylon and metallization co-extrusion film.The metal of casting mold polypropylene, metallized polyimide ethylene glycol terephthalate, metallized polyimide ethene, metallization nylon and metallization co-extrusion film of being used to metallize is an aluminium.
When printed layers 3 during by surface printing, laminate of the present utility model also further comprises a coating material, and this coating material is selected from the nitrocellulose overprint varnish that is called LCOF OPV (low coefficient overprint varnish) of ASA Colors and Chemical Industries company.
The situation that thin layer compressing tablet structure and specification descends also is possible, and sealant has enough barrier force like this, and the protection product is not affected by the external environment, and then sealant can play the effect on barrier layer, so sealant also is the barrier layer.
In some cases, in the time can printing barrier layer and sealant, so that printing ink can be bonded at the surface (being also referred to as letterpress) on barrier layer, stopping with sealant of combination also becomes a printed layers so.The structure and specification of film is reduced to a basic unit that wherein only comprises sealant, barrier layer and printed layers.For such situation, using a kind of overprint varnish is necessary in the surface of print film.
The thickness of sealant 1 is 20 microns to 140 microns, and the thickness on barrier layer 2 is 6 microns to 77 microns, and the thickness of printed layers 3 is 9 microns to 45 microns.
When the packaging material that comprise a laminate structure of the present utility model when use were packed water, beverage, vegetables or fruit based fluid product, the utility model also provided a kind of method that is used to preserve and/or strengthen the taste and/or the fragrance of these products.
The utility model also provides a kind of packaging material that comprise laminate structure of the present utility model.
The utility model further provides a kind of packaging product that comprises the fluid product that is wrapped up by laminate, and this laminate comprises:
A) sealant 1, the sealing layer comprises a kind of polyolefin film that adds flavor, this film is selected from a kind of polyolefin resin;
B) barrier layer 2, this barrier layer comprise and are selected from least a in PETG (PET), aluminium foil, EVOH, PVOH, nylon, polyethylene, silica or alumina deposit film or the vacuum metallization processes film; And
C) printed layers 3, this printed layers comprise and are selected from least a in PETG, polypropylene, polyamide, polyethylene, glassine paper or the paper;
Wherein, barrier layer 2 is between sealant 1 and printed layers 3, and sealant 1 is between liquid food and barrier layer 2.
Before coating of film blowing, co-extrusion or extrusion casint under the environment temperature about 30 ℃, perhaps before co-extrusion blowing or co-extrusion die casting under 170 ℃ to 230 ℃ temperature, by polyolefin and the polyethylene that adds flavor are mixed, prepare sealant, the sealing layer comprises polyethylene and the polyolefinic mixture that adds flavor, and further can also comprise additive.
In the process of making the film that is used as sealant,, provide the taste of sealant by being mixed with or using the polymer base resin that adds flavor.Thereby before the manufacture process of the laminate of carrying out subsequently, sealant has had taste.Can also add additive, for example slipping agent and anticaking agent.Slipping agent is selected from the polyethylene masterbatch CE505E  for example with 5% oleamide, and the polyethylene masterbatch that perhaps has 5% erucamid erucyl amide is CE505E , CE505  and CE505E  for example, and they are all from A.Schulman Plastics company.Anticaking agent is a kind of polyethylene masterbatch with silica, for example from the AB5  of A.Schulman Plastics company.
By repeatedly extruded lamination structure or water base or solvent basic unit laminated structure, realize sealant binding to printed layers to the binding on barrier layer and barrier layer.
Water-based adhesive is a kind of acrylic polymer emulsion of food-grade, for example, is used for the Robond L90D  from Rohm and Haas company of general layer laminated structure.
Solvent-based adhesive is selected from the mylar that the contains 40% ethyl acetate TM260  of Toyo-Morton Co., Ltd (for example from) or contains the urethane polymer solution (for example Adcote AD-900 ) of 17% ethyl acetate, 23% butanone or concentrated acetone EPS 71  of Du Pont Herbert Performance Coating company (for example from).
Be used for Cheerpacks and the process that is used for the laminated product of retortable liquid food in manufacturing, TM 260  are used with CAT RT82 , these product needed experience are distilled, or stand to be higher than the higher temperature of environment temperature.Yet, only when the highest temperature that stands below 120 ℃ the time, just use this adhesive.
Be used for Cheerpacks and the process that is used for the laminated product of retortable liquid food in manufacturing, Adcote AD-900  is used with CAT RT85 , CAT RT85  is a kind of PIC end of the chain copolymer that contains 40% ethyl acetate, these product needed experience are distilled, or stand to be higher than the higher temperature of environment temperature.Yet this adhesive is used as more high performance adhesive, is because it can bear the highest 130 ℃ higher temperature.
In order to make the general layer stampings produce effective adhesion strength, EPS 71  are used with KN75 , KN75  is a kind of PIC end of the chain copolymer that contains 25% ethyl acetate.
The taste of sneaking into by use in the sealant of laminated product is covered " polymer taste ", and therefore laminated product of the present utility model has stoped the spoiled of liquid food.It makes the taste of product unaffected, and the adding close taste with being installed in the product taste has wherein further strengthened the taste of product.
How following technology 1 to 5 illustrated and to have made the film that is used for sealant of the present utility model by the polyvinyl resin that adds flavor is incorporated in the technology of wrapping polyvinyl resin.
Percentage is the percentage by weight based on the gross weight of all the components.
Technology 1: film blowing
Earlier high density polyethylene (HDPE) (HDPE), low density polyethylene (LDPE) (LDPE), LLDPE (LLDPE), polypropylene, or have the polyolefin (for example metallocene linea low density resin) that forms the comonomer side chain and additive and 1.5%～6% add flavor PE, under about 30 ℃ environment temperature, mixed, carried out film blowing at 110 ℃～230 ℃ again.
Technology 2: extrusion coating
With low density polyethylene (LDPE) or LLDPE extrusion molding grade resins, under about 30 ℃ environment temperature, mixed with 1.5%～6% the flavor PE resin that adds, under 260 ℃～340 ℃ temperature, carry out extrusion coating again.
Technology 3: co-extrusion film blowing
High density polyethylene (HDPE), low density polyethylene (LDPE), LLDPE, polypropylene or have a polyolefin (for example metallocene linea low density resin) of the side chain that forms comonomer, under about 30 ℃ environment temperature, on innermost layer with additive and 1.5%～6% add flavor PE mixed with resin, and under 170 ℃～230 ℃ temperature, with other PE grade resins co-extrusion pressure, to form a film bilayer or multilayer.
Technology 4: extrude casting
Low density polyethylene (LDPE), LLDPE or polypropylene casting grade resins are mixed with the flavor PE resin that adds of additive and 1.5%～6% under about 30 ℃ environment temperature, again at 170 ℃～260 ℃ temperature thin-film casting.
Technology 5: co-extrusion pressure casting
High density polyethylene (HDPE), low density polyethylene (LDPE), LLDPE, polypropylene or have a polyolefin (for example metallocene linea low density casting grade resins) that forms comonomer, on the innermost layer under about 30 ℃ environment temperature, mixed with the flavor PE resin that adds of additive and 1.5%～6% content, and under 170 ℃～230 ℃ temperature with the resin co-extrusion pressure of other PE level, to form a film bilayer or multilayer.
The melt index scope of polyvinyl resin is 0.3～10 gram/10 minutes.Can also add the machinability of additive (for example slipping agent and anti-caking) with enhanced film.
The film of making need be packaged in safely in the hermetic type container, to keep taste and fragrance as far as possible for a long time.Therefore, after film blowing, lamination, cut-out and bag formed the final packaging outward appearance, it was feasible using aluminium foil, PET film or laminated product to be wrapped up.
Next, by repeatedly extruded lamination product or water-based adhesive laminate or solvent-based adhesive laminate, the film that is produced (it is a sealant) is laminated on the barrier layer, and barrier layer is pressed onto on the printed layers.
Extruded lamination:
In extrusion process, polyethylene with acid copolymer is (for example from Nucrel:NUC 0910  of Du Pont company, APD 1959 , NUC 30707  or AN 42115C ), and/or low density polyethylene (LDPE) is (for example from the CosmotheneL-420  of The Polyolefin company, Cosmothene L-705 , Nipolon203  from Nippon Polychemicals company, or from the Lacqtene LD0304  and the LA-0710 of Ato Fina company), or polypropylene is (for example from the breadboard J.Allomer LS712 of Kawasaki Plastics , also from Cosmoplene FC 9413  of ThePolyolefin company), under its molten condition, can be used as extruded lamination.
In first pass extruded lamination technology,, the fusing of extruded lamination resin is formed the plastic tab of fusion, viscous by the high temperature in the mold extruder at that the loading hopper of extruded lamination resin injection extruder.Then, with the plastic clip of fusion between barrier layer and printed layers from opposite side.Chill roll moment is cooled off this new laminate, thereby has formed a kind of laminated material of being made up of barrier layer and printed layers.
In second time extruded lamination, the extruded lamination resin is re-injected in the loading hopper of extruder, by the high temperature in the mold extruder fusing of extruded lamination resin is formed the plastic tab of fusion, viscous there.Then, the plastic clip of fusion between laminate roll and the sealant that adds flavor from opposite side from first pass technology.Chill roll moment is cooled off formed laminate, thereby has formed the laminated material of being made up of sealant, barrier layer and printed layers.
Adhesive lamination:
In the first pass laminating technology, premixed adhesive is put into the adhesive pot, the cylinder roller through engraving is transferred to a controlled adhesive film thickness on the printed layers there.After this, the printed layers with adhesive is passed a segment length of drying machine, will meet with it in the exit in the barrier layer.Then, will clamp printed layers and barrier layer, and by allowing its smooth steel rider and squeegee of passing a heating respectively that it is carried out lamination.Next, the layer of institute's lamination is unrolled and brings laminating technology into second time.
In second time laminating technology, premixed adhesive is put into the adhesive pot once more, and the cylinder roller through engraving is transferred to surface by the barrier layer of the ground floor laminate of forming through the printing and the barrier layer of lamination to a controlled adhesive film thickness there.After this, before once more it being clamped and be laminated into the sealant that adds flavor, it passes a segment length of drying machine once more.Produce final layer then, laminate of the present utility model that Here it is through lamination.Then, these layers that then unroll cut off them with the reel form, and/or before next with liquid food it being filled, are bag or pouch or any other shapes of containers with their preliminary working.
After the packaging for foodstuff, influence sensory taste or usually the aromatics that just mixed in the laminate sealant of alleged " PE flavor " cover, thereby " PE flavor " is just subtle, the taste on the laminate has then become obviously.Because the fragrance of being caught in the packing is full of the sense of smell sense organ and psychologically it has been passed to liquid food, therefore strengthened the taste that is installed in the fluid product in the packing of making by final laminate, thus the taste of the fluid product that has been interpreted as strengthening.
A panel is respectively to the distilled water of the laminate packaging of using the PE do not add flavor with use to have the 5% PE film that adds flavor has been carried out a test as the distilled water of the laminate packaging of sealant.After following described testing procedure, carried out the taste estimation.The result shows that the lemon flavour of laminate has been covered the PE taste in the water, it is characterized by strong vanilla taste and lemon smell.
Embodiment:
The 5% 80 microns PE films that add the lemon masterbatch that have that are used for sealant.
91 kilograms of Evolue SP2020  from Mitsui Chemicals company (metallocene-LLDPE) with 5 kilograms from AMPACET company or from the masterbatch that adds lemon (polyvinyl resin that adds lemon) of First in Colors company, and 4 kilograms of AB5  from A.SchulmannPlastics company (polyvinyl resin of agglomeration resistance) mix mutually.After mixing, under 175 ℃ to 196 ℃ temperature, with 30 meters/minute linear velocities these resins that blow.Thereby produced have 5% add the lemon masterbatch 80 microns PE films add the flavor film.
The flavor sealing film of being produced that adds has the characteristic shown in the following table 1.
Table 1
Basis weight 78.65gsm Tearing strength The MD:996 gram
CD:100+ (not tearing)
Thickness 83.66μ Level of processing 52 dyne
Minimum seal temperature 130℃ Burst strength 14.37psi
Sealing intensity 2.72kg/in. Impact strength 91 scale readings (not punching press)
Tensile strength MD：6.57kg/in. COF (0.425 film) with metal
CD：5.91kg/in.
Elongation at break MD：921.8％
CD：990.0％
Printed layers is laminated on the barrier layer, after this, it is unrolled, and it is laminated on the sealant.Adhesive lamination or extruded lamination by routine as described herein, are laminated to sealant on the barrier layer, and barrier layer are pressed onto on the printed layers.
Between 3 kinds of beverages that add lemon, carried out flavor tests.One group is used the PE film that does not add flavor to be packed as the laminate of sealant, and another group uses the PE film that adds flavor to be packed as the laminate of sealant.
The PE laminate (being labeled as laminate A) that does not add flavor has a sealant, and the sealing layer comprises 98.13% Evolue SP2020 , 0.69% CE505E  and 1.81% AB5 ; And the laminate (being labeled as laminate B) that adds flavor has a sealant, and the sealing layer comprises 91% Evolue SP2020 , 4% AB5  and 5% the masterbatch TL-0196  that adds lemon.Laminate A and laminate B all have the barrier layer and the printed layers that comprises PETG that comprise nylon.
Prepare the test sample book of making by this laminate by the sack of making 3 * 5 inches.These test sample books are filled with the different lemon product of 150ml, and be storage 1.5 hours in 50 ℃ the baking oven, after this, it is cooled to environment temperature a temperature.When lemon beverage cool to room temperature, the lemon fluid product is carried out the aroma and flavor assessment.
20 people's panel is divided into 3 groups, allows each group drink a kind of lemon fluid product, they will distinguish in these packaged beverages any displaying lemon flavour and do not have the PE taste preferably.Main comment is as shown in table 2.
Table 2
Laminate A Laminate B
Lemonade Has the PE flavor No PE flavor, and also strengthened lemon
The honey lemon Has the PE flavor No PE flavor, and also have stronger lemon
Lemon tea By contrast, some fruity have been lacked By contrast, lacked some fruity, but sweeter
Can find out significantly that from the test of being carried out the laminate that adds lemon has strengthened the lemon of product really, and covered the sensory taste of influence of polyethylene film effectively.
Although described the utility model with reference to above specific embodiment, but should be realized that: those of skill in the art can carry out various modifications and change to the utility model in this technical field, and the modification of being carried out also all falls in the defined scope of the present utility model of appended claim with change.

Claims (7)

1. laminate structure that adds flavor, it is characterized in that comprising one and add the sealant of flavor, a barrier layer and a printed layers, the barrier layer is between sealant that adds flavor and printed layers, the confining bed that wherein adds flavor is made up of a film, and this film is by polyolefin resin and the poly mixture manufacturing of distinguishing the flavor of that adds with selected taste in one group of taste being made up of vegetables or fruit taste; The barrier layer is by at least a composition the in ethylene-vinyl alcohol copolymer, polyvinyl alcohol, polyethylene, PETG, nylon, silica deposit film, alumina deposit film, polyethylene, aluminium foil or the vacuum metallization processes film; And printed layers is by at least a composition the in PETG, polypropylene, polyamide, polyethylene, glassine paper or the paper.
2. according to a kind of laminate structure of claim 1, wherein, polyolefin resin is from by high density polyethylene (HDPE), low density polyethylene (LDPE), LLDPE, ethyl vinyl alcohol, polypropylene or have one group of resin that the polyolefin that forms the comonomer side chain forms selected.
3. according to a kind of laminate structure of claim 1, wherein, the fruit taste is selected from apple flavor, grape flavor, lemon, mango flavor, orange flavor, peach flavor, fruit salad flavor or pineapple flavor.
4. according to a kind of laminate structure of claim 1, wherein, the metal of metallized film is an aluminium.
5. according to a kind of laminate structure of claim 1, wherein, metallized film is selected from metallization casting mold polypropylene, metallized polyimide ethylene glycol terephthalate, metallized polyimide ethene, metallization nylon or metallization co-extrusion film.
6. according to a kind of laminate structure of claim 1, wherein also further comprise coating, this coating is selected from the nitrocellulose overprint varnish that is used for surface printing.
7. according to a kind of laminate structure of claim 1, wherein, the thickness of sealant is 20 microns to 140 microns, and the thickness on barrier layer is 6 microns to 77 microns, and the thickness of printed layers is 9 microns to 45 microns.
CN2004200511460U 2003-10-14 2004-05-18 Flavoured laminated sheet structure Expired - Fee Related CN2721390Y (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PH22003000419 2003-10-14
PH22003000419 2003-10-14

Publications (1)

Publication Number Publication Date
CN2721390Y true CN2721390Y (en) 2005-08-31

Family

ID=35011767

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2004200511460U Expired - Fee Related CN2721390Y (en) 2003-10-14 2004-05-18 Flavoured laminated sheet structure

Country Status (2)

Country Link
KR (1) KR200355576Y1 (en)
CN (1) CN2721390Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101678642B (en) * 2007-04-06 2013-07-17 东洋制罐株式会社 Molded plastic with vapor-deposited film and process for producing the same
CN103640294A (en) * 2013-11-28 2014-03-19 无锡合众信息科技有限公司 Composite packaging material
CN113748016A (en) * 2019-03-27 2021-12-03 阿贝尔服务 Laminate for forming flexible container and flexible skirt comprising said laminate

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100825046B1 (en) 2006-09-25 2008-04-24 (주)미드미 Device and method for manufacturing liquefied tea
KR100879282B1 (en) 2007-05-21 2009-01-16 주식회사 중원지.엘.비 Waterproof packing materials for packing foodstuffs and the manufacturing method thereof
KR100820121B1 (en) * 2007-12-10 2008-04-08 박철완 Packing pack for shellfish and manufactring method of packing pack for shellfish
KR101425715B1 (en) 2012-07-06 2014-07-31 홍성철 Triple-sheet manufacturing method and soldered using this device, and residual flux pickup cartridges manufacturing method and cartridges
CN111016118B (en) * 2019-12-25 2021-08-24 山东亚新塑料包装有限公司 Antibacterial high-oxygen barrier PE composite membrane and preparation method thereof
TR202015259A2 (en) * 2020-09-25 2020-10-21 Besel Basim Sanayi Ve Ticaret Anonim Sirketi PRODUCTION METHOD OF 100% RECYCLING METALLIZED BARRIER POLYOLEFIN FILM

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101678642B (en) * 2007-04-06 2013-07-17 东洋制罐株式会社 Molded plastic with vapor-deposited film and process for producing the same
CN103640294A (en) * 2013-11-28 2014-03-19 无锡合众信息科技有限公司 Composite packaging material
CN103640294B (en) * 2013-11-28 2015-08-12 无锡合众信息科技有限公司 A kind of compound package material
CN113748016A (en) * 2019-03-27 2021-12-03 阿贝尔服务 Laminate for forming flexible container and flexible skirt comprising said laminate
CN113748016B (en) * 2019-03-27 2023-06-02 阿贝尔服务 Laminate for forming flexible container and flexible tube skirt comprising said laminate

Also Published As

Publication number Publication date
KR200355576Y1 (en) 2004-07-07

Similar Documents

Publication Publication Date Title
AU771712B2 (en) Laminated packaging material and method for producing the same
JP5442613B2 (en) Flexible packaging composite material
US6534137B1 (en) Two-component, heat-sealable films
US6214392B1 (en) Packaging article with offset vented seal
JP4794442B2 (en) No foil barrier laminate
US6911241B2 (en) Containers from laminates having a foamed polymer layer
JP3396486B2 (en) Shrinkable film with excellent ink adhesion
EP1082220A1 (en) A laminated packaging material, method of manufacturing of said laminated material and packaging containers produced therefrom
JP2011504827A (en) Multilayer structure for container manufacture and its packaging
EP2730403A1 (en) Printed films for packaging and packages obtained therefrom.
CN2721390Y (en) Flavoured laminated sheet structure
US6447892B1 (en) Lidding film for modified atmosphere packaging
JP6331783B2 (en) Package
KR100702744B1 (en) Laminate and, paper container and package using the same
AU2008262343A1 (en) EVOH blend providing improved oxygen resistance
EP3774336B1 (en) Autoclavable barrier film
EP1250224A1 (en) Nylon containing lid for food packaging
WO2002068196A1 (en) Nylon containing lid for food packaging
JP4498785B2 (en) Method for producing laminate for liquid-filled sachet and liquid-filled sachet
JP2981086B2 (en) Multilayer film
TWM260539U (en) Scented lamina structure
MXPA06001313A (en) Thermoplastic structures for the storing and transporting of organoleptic sensitive products

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20050831

Termination date: 20120518