CN2801467Y

CN2801467Y - Multi-laminated structure for producing food container

Info

Publication number: CN2801467Y
Application number: CN 200520011164
Authority: CN
Inventors: 翁聪贤; 曾华昌
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-03-29
Filing date: 2005-03-29
Publication date: 2006-08-02
Anticipated expiration: 2015-03-29

Abstract

The utility model relates to a multi-layer piece-shaped structure capable of being used for producing food containers. Structural improvement is made aiming at the disadvantages that a thin wood piece is easy to adsorb damp, wet and mildew, a surface is frequently stuck with wood powder so that sanitation is influenced, etc. According to materials of a wood container of the utility model, a thin wood layer is used as a base material of the structure, a hot-pressed manufacture process is used for making PE glue films which are used by food or medicines and are on packing paper melt and penetrate into pores on both surfaces of the thin wood piece, and the paper and the wood piece are combined into a structure of three clamping layers after cooling and solidification. Wetting and mouldy chances of a wood part can be isolated, the food can not stick the wood powder, the disadvantage of the thin wood piece made of hard and brittle materials can also be improved, and a good rate in the process of turning, folding and processing the materials is increased.

Description

Can be used for producing the multilayer chip structure of food containers

Technical field

The relevant a kind of multilayer chip structure that can be used for producing food containers of the utility model, especially refer to that a kind of is primary layers of material with the veneer, the two sides utilizes hot pressing or hot roll extrusion mode to make the PE welding on food wrapper surface, food wrapper is fused to the veneer surface, in order to make the material structure of food containers.

Background technology

The material of service plate and cutlery box has multiple, and the cost of Poly Foam goods is low but volume is big, after throwing aside, becomes not evanescent rubbish when burying, and has burnt the public hazards that can produce toxic smoke, so the use that has been under an embargo at present.Other material, as paper products, all circles are thought at present still can be had with the demand gap after paper dining plate and the alternative forbidding of the cutlery box Poly Foam goods by burning or garbage bury processing; But present being seen paper lunch-box, deflection deficiency then when paper wood is thin, the easily curved distortion of hanging down almost will held in both hands with palm with the person when serious when containing food, and cost height then when paper is thick does not apply cost.

Present being seen paper lunch-box surface coating one deck PE (polyethylene) film, when micro-wave oven was warm again, the oily juice temperature when the PE film touches boiling far exceeded the temperature that it tolerates safely, and its security is worth the consumer alert.

With regard to cutlery box, the veneer cutlery box is from spreading till now in one's early years, though the expensive people of being exactly likes deflection foot, but the easily bad processing of embrittlement.Yet from the viewpoint of environmental protection, it takes from the Nature, and the generation energy that can burn after throwing can be absorbed by nature after burying.If but the veneer cutlery box stores too high temperature humidity of place, produce blackspot or mouldy sometimes, not only badly influencing appearance but also health may deceive, and is bleached or do in advance chemical anti-mildew processing just in case there is the dealer of evil mind to reclaim, then the consumer will suffer from virtually.

Use the Chip Production cutlery box, the seeds of its timber must through strictness select with nontoxic authentication, otherwise the wood powder on wood chip surface will be stained with glutinous and enter human body with food.Be stained with the chance that bonds to food if can manage isolated wood powder, more health.

Based on above-mentioned every consideration, it serves to show development one new cutlery box or the service plate material will meet society and industry is required.

Summary of the invention

The purpose of this utility model is to provide a kind of multilayer chip structure that can be used for producing food containers, and this structure has characteristics such as the embrittlement of being difficult for, deflection is good, and does not have moisture absorption, makes moist, is stained with glutinous wood powder or problem such as mouldy, health safe in utilization.

The multilayer chip structure that can be used for producing food containers of the present utility model comprises the rete of a wood chip layer, a ply of paper and a PE (polyethylene) or other high molecular polymer.Wherein the wood chip layer contains unidirectional or multidirectional wood-fibred, to produce the deflection of structure; Ply of paper is positioned at the single or double of wood chip layer, constituting the contact-making surface of food, preventing the residual and contaminated food products of wood powder, and allows when preventing in micro-wave oven heating the oily juice of high temperature directly touch the chance of high polymer layer; The PE rete then is positioned at the two sides of wood chip layer, in order to isolated this wood chip layer moisture absorption from air make moist, mouldy chance, under the hot melt state, infiltrate in the pore of wood chip layer and isolated moisture or mould are invaded the inside of wood chip layer, and constitute the interface that combines between PE rete and the ply of paper.

This structure contains veneer lamella, high polymer layer and ply of paper, provide cutlery box or the required deflection of service plate by wherein wood chip layer, the contact-making surface that is made of food ply of paper is with isolated wood powder, prevent that in micro-wave oven the oily juice of high temperature directly touches high polymer layer when hot again, simultaneously also by high polymer layer as the interface that combines between wood chip layer and the ply of paper, simultaneously again by the isolated wood chip layer moisture absorption from air of the high polymer layer mouldy chance of making moist.

Description of drawings

Fig. 1: the schematic diagram of single face paster multilayer chip structure embodiment section.

Fig. 2: the schematic diagram of double-faced sticking paper multilayer chip structure embodiment section.

Fig. 3: the schematic diagram of implementing the step of single face paster multilayer chip structure.

Fig. 4: the schematic diagram of implementing the step of double-faced sticking paper multilayer chip structure.

Fig. 5: single face paster multilayer chip structure applications is in the schematic diagram of cake box.

Fig. 6: double-faced sticking paper multilayer chip structure applications is in the schematic diagram of Self-service service plate.

Fig. 7: single face paster multilayer chip structure applications is in the schematic diagram of cutlery box.

The specific embodiment

See also Fig. 1, a kind of single face paster multilayer chip structure 1A that can be used for producing food containers that implements according to the utility model comprises a wood chip layer 11, a ply of paper 13 and a PE rete 12.Wherein wood chip layer 11 contains unidirectional or multidirectional wood-fibred, to produce the deflection of structure; Ply of paper 13 is positioned at certain one side of wood chip layer 11, and with the contact-making surface that constitutes food and isolate contacting of oily juice and PE rete 12 in the food, the while can prevent again at wood chip layer 11 residual wood powder contaminated food products; Between ply of paper 13 and wood chip layer 11, the PE rete infiltrates under the hot melt state in the pore of wood chip layer and solidifies, and invades the inside of wood chip layer with isolated moisture or mould, constitutes the interface that combines between PE rete and the ply of paper.

The enforcement of above-mentioned single face paster multilayer chip structure 1A, can consult Fig. 3, utilize PE (polyethylene) film material 20 to be provided in the two sides of wood chip layer 11, and provide packaging for foodstuff paper wood 30 in wherein the one side, make it to pass through simultaneously hot pressing or rolling wheel, allow therefore fusing and infiltrate in the pore of wood chip layer 11 and combine closely with it of PE rete 12,, constitute the interface that combines between ply of paper 13 and the wood chip layer 11 simultaneously also in order to produce the effect of binding ply of paper 13.

In like manner, please continue with reference to figure 2, the another kind of double-faced sticking paper multilayer chip structure 1B that can be used for producing food containers that implements according to the utility model comprises a wood chip layer 11, a ply of paper 13 and a PE rete 12.Wherein wood chip layer 11 also is to contain unidirectional or multidirectional wood-fibred, to produce the deflection of structure; Ply of paper 13 is positioned at the two-sided of wood chip layer 11, and the two sides can constitute the contact-making surface of food and isolate contacting of oily juice and PE rete 12 in the food, can prevent again at wood chip layer 11 residual wood powder contaminated food products simultaneously; Between ply of paper 13 and wood chip layer 11, the PE rete infiltrates under the hot melt state in the pore of wood chip layer and solidifies, and invades the inside of wood chip layer with isolated moisture or mould, constitutes the interface that combines between PE rete and the ply of paper.

The enforcement of double-faced sticking paper multilayer chip structure 1B, can be with reference to figure 4, the glass paper wood 40 that utilizes packaged food or medicine to use is provided in the two sides of wood chip layer 11, this paper wood surface is the layer of coating PE film 12 originally, make PE rete 12 bestow hot pressing or rolling wheel towards wood chip layer 11, allow PE rete 12 fusing infiltrate in the pore of wood chip layers 11 and combine closely with it, also stick together ply of paper 13 simultaneously, constitute the interface that combines between ply of paper 13 and the wood chip layer 11.

Above-mentioned high polymer layer for example is that Asia polymerization limited company (Asia PolymerCorporation) closes in " Polymer-E " of the standard of packaging for foodstuff by Food and Drug Administration (FDA) check.Through trial-production, the inventor significantly improves the hard crisp shortcoming of easily splitting of general veneer after preproduction is found wood chip layer 11 infiltration high polymer layer material, the acceptance rate of goods is promoted greatly; For example use as the illustrative cake box of Fig. 5, the illustrative Self-service service plate of Fig. 6, or the illustrative cutlery box boxed cassette of Fig. 7 all are better than without the conventional thin wood sheet goods that infiltrate PE (polyethylene) film material 20.

Because above-mentioned explanation and trial-production gains in depth of comprehension, the multilayer chip structure of implementing according to the utility model will have following advantage:

1. aspect safety and sanitation: no moisture absorption, make moist, be stained with glutinous wood powder or mouldy or the like old problem, when micro-wave oven heats, the glass paper wood that the PE film is many one deck is used for packaged food or medicine used is isolated, and reduces the directly chance of the high oily juice that boils of contact, increases safe coefficient.

2. aspect user satisfaction: be difficult for embrittlement, deflection is good, makes food containers flaw chance and reduces relatively, and the needs that can softly lie prone are not again holding in the palm distortion or variable color in use or the moisture absorption process that is heated when containing the heat food.

Above embodiment, just the explanation that can't express fully for auxiliary normal words is not in order to limit the scope that reaches of the present utility model; For example other is according to the temperature range difference of the food that contains, use PE high molecular polymer in addition instead, include but not limited to: the PE rete 12 that EVA (ethylene/vinyl acetate), IR (polyisoprene rubber), PP (polypropylene) or CPP (polypropylene hydrostomia film) etc. constitute in high polymer layer or the film alternate embodiment also can; Or replace heat-press step among the embodiment in the mode of liquid state coating, for example elder generation is being coated with the high molecular polymer coating of liquid state in the surface of wood chip layer, to completely cut off the chance that its moisture absorption is made moist, and then with body paper or glassine paper then on the surface of this high molecular polymer dope layer, the results of implementation such as sandwich construction that constitute also for any personage who has the knack of the utility model technical field according to the utility model simple and easy variation, modification or the imitation that can take, so still contained by the utility model claim.

Claims

1, a kind of multilayer chip structure that can be used for producing food containers is characterized in that comprising:

One wood chip layer;

One high polymer layer is attached to the surface of this wood chip layer;

One ply of paper is attached to the surface of this high polymer layer, constitutes this by the contact-making surface of the food that food containers contained of production.

2, the multilayer chip structure that can be used for producing food containers as claimed in claim 1 is characterized in that: this high polymer layer is the wherein tunic of any material of ethylene/vinyl acetate, polyisoprene rubber, polypropylene or polypropylene hydrostomia film.

3, the multilayer chip structure that can be used for producing food containers as claimed in claim 1, it is characterized in that: this high polymer layer is a polyethylene film.

4, the multilayer chip structure that can be used for producing food containers as claimed in claim 1 is characterized in that: this high polymer layer constitutes the interface that combines between this veneer layer and the ply of paper.

5, the multilayer chip structure that can be used for producing food containers as claimed in claim 1, it is characterized in that: this ply of paper is the structure sheaf that a body paper is constituted.

6, the multilayer chip structure that can be used for producing food containers as claimed in claim 1 is characterized in that: this ply of paper is the structure sheaf that the safety packaging paper of medicine or food is constituted.

7, the multilayer chip structure that can be used for producing food containers as claimed in claim 1, it is characterized in that: this ply of paper is the structure sheaf that glassine paper constituted.

8, the multilayer chip structure that can be used for producing food containers as claimed in claim 7 is characterized in that: this glassine paper surface is coating one deck high molecular polymer in advance.

9, the multilayer chip structure that can be used for producing food containers as claimed in claim 8, it is characterized in that: this is the high polymer layer of coating in advance, is ethylene/vinyl acetate, polyisoprene rubber, polypropylene or the wherein any material of polypropylene hydrostomia film.

10, the multilayer chip structure that can be used for producing food containers as claimed in claim 8, it is characterized in that: the high polymer layer of this coating in advance is a polyethylene film.