CN102514802A

CN102514802A - Takeout food bag

Info

Publication number: CN102514802A
Application number: CN2012100078990A
Authority: CN
Inventors: 科德瑞·马丁
Original assignee: INDUSTRY PACKAGING BAY CORP
Current assignee: INDUSTRY PACKAGING BAY CORP
Priority date: 2012-01-03
Filing date: 2012-01-03
Publication date: 2012-06-27

Abstract

The invention relates to a method for packaging hot foods and a bag container. The bag container comprises a bottom part, a front wall, a back wall, a first side wall and a second side wall, has a multilayer structure, and is provided with an inner layer which is made of a biodegradable plastic material and an outer layer which is made of a paper material.

Description

The tyre doggie bag

Technical field

The invention relates to packing, especially is about being suitable for the packing to heat food, and to the packing method of heat food.

Background technology

In retail stage to heat food pack in the industry cycle future, and eating for client is a matter of public knowledge.These foods are normally prepared in the shop and the cooking, to make things convenient for customers.These foods can comprise roast chicken, rib row, chicken wings, hot sandwich or the like.The food of this type has sizable market, because client can directly buy one " meal " and enjoying immediately.

Generally speaking, such food all is to be packaged in " container " known.This container typically should have a bottom, and food promptly locates to put into container by this.And it all is that design is used for cooperating this bottom that container or covers cover.Usually, can put a block by absorptivity material work, to absorb the liquid of self-heating food in the bottom surface of this bottom.

When using this type food container, usually can be accompanied by many problems.Though plastic material itself is callable, usually, they all do not have to reclaim, and abandon but work as rubbish arbitrarily, because some people thinks that these containers are to be subjected to animal raw fat and other similar substance pollute.

Another problem of this type container is exactly their huge volumes, so they must be transported to peddling a little of retailer.This point will spend appreciiable oily money, even and their storehouses when getting up have also accounted for sizable space.

Summary of the invention

An object of the present invention is to be the packing of planting in addition to be provided to heat food.

But another object of the present invention is the bag type container that is to provide a kind of biodegradable, recyclable and leakproof.

According to an aspect of the present invention; The bag type container that is provided is to have a bottom, an antetheca and a rear wall and first and second sidewalls; This bag type container has multiple-structure, and to have a biodegradable internal layer and of processing with plastic material be the skin that material is processed by paper.

According to a further aspect in the invention; It also provides a kind of method that is used for tyre heat food packing; It has comprised the step that an anti-leak-off pocket type container is provided, and this bag type container has comprised a bottom, an antetheca and a rear wall and first and second sidewalls, and this bag type container has multiple-structure; And having a biodegradable internal layer and of processing with plastic material is the skin that material is processed by paper, and a heat food is packaged in the step in it.

In accordance with a further aspect of the present invention; It also provides the food of having packed; It is to have comprised a sack, and this sack is to have a bottom, an antetheca and a rear wall and first and second sidewalls, and this bag type container has multiple-structure; And having a biodegradable internal layer and of processing with plastic material is the skin that material is processed by paper, and this food is to be placed in this sack.

Say that in further detail the skin of this sack is preferably processed by paper.Reclaiming the craft paper that uses again after it can 100% be used by client processes.Its ply of paper can by natural kraft with and/or recovery paper with enough weight process, with the effect that provides heat to isolate.Preferable craft paper should have every square centimeter of weight by 60 to 100 grams, perhaps further has every square centimeter of weight by 80 to 100 grams.

These biodegradable plastics are that industry is known, and can appear by multiple different shape.Aliphatic polyester (Aliphatic Polyesters) thus because of its potential water-disintegrable fat key can the shape biological decomposition.Other similarly is that the plastics of cellulose lipid are also well-known because its biology can decompose.But the biolytic plastics of many shapes need particular environment and humidity and oxygen to form decomposition, and this also perhaps needs the machine equipment that has of specialized management just to be accomplished.

In a preferred embodiment, the present invention has used the internal layer of plastics, can be single syndiotactic polypropylene homopolymer (Polypropylene Homopolymer).Polypropylene (Polypropylene) is to form one deck, and forms multiple-structure with exterior ply of paper.Polypropylene (Polypropylene; C ₃H ₆) _nPreferably has thickness between 20 to 30 microns.Polypropylene (Polypropylene) can be with monox (silicon dioxide) and monoglyceride (GMS; Monoglyceride) be added in it.In addition, polypropylene (Polypropylene) is that the additive with an effective quantity is added in it, to decompose plastics.

In a preferred embodiment of the present invention, on market be with the trademark d2w additive can and polypropylene (Polypropylene) together share.Additive d2w ^TMBe when processing procedure, the plastics that are incorporated in the resin to be changed.D2w ^TMBe that molecular bond is destroyed, so just can having under the environment of oxygen, decompose with the process of oxidation, and its last biological decomposition is accomplished by germ sheerly.

The d2w that is added ^TMHave enough amounts and cause the decomposition of plastics.Polypropylene (Polypropylene) has comprised the hydrogen atom that carbon atom links together with long-chain.D2w ^TMTherefore can strand be interrupted, at a preset surperficial destination county, plastics begin that the process with oxidation begins to decompose under the environment of aerobic, and it can accelerate its process by light, heat and pressure.Biological decomposition is to be accomplished by germ.Preferably, d2w at least ^TM1% added single syndiotactic polypropylene homopolymer (Polypropylene Homopolymer).

The additive that is used for multiple stratification can be the thing of being known in the industry.Additive should be transparent after drying.

Container bag of the present invention, foregoing is biodegradable.Preferably, its also recyclable and compost.Comparing with traditional bulge, an advantage of container bag promptly is that it has preferable heat structure, and is designed to can heat be kept the fact of a long period.

When needed, this bag can have giving the leak free device above it.Can a kind of potted line of processing with suitable material that comprised be provided many different modes between antetheca and the interior rear wall place within it.Also can use generally is the biodegradable Acrylic Foam Tape of being processed by cotton and starch.In addition, the wall place also can provide leakproofing material before or after it, so when sack is rolled, then can self be sealed.The leader can be set, or be when above this antetheca and rear wall, rolling, the place that enough provides sack one to grip.

Description of drawings

After the present invention had been done the introduction of some, following explanation will cooperate provided graphic accompanying drawing to explain to the embodiment of the invention, wherein:

Fig. 1 is that sack of the present invention presents the block diagram when rolling;

Fig. 2 is the block diagram of sack of the present invention when opening;

Fig. 3 is a sack of the present invention when opening, low enlarged drawing partly;

Fig. 4 is the cutaway view that the present invention is done along the 4-4 line in Fig. 2; And

Fig. 5 is after placing food in it, the block diagram of sack.

The specific embodiment

Referring to accompanying drawing and reference symbol, visible and generally be to appear and its reference symbol is 10 container with the sack form.Sack 10 has an antetheca 12 and a rear wall 14.

Middle antetheca

12 and 14 of rear walls are the first side wall 16 and second sidewall 18.The first side wall 16 has one first gusset, 20, the second sidewalls 18 and then has one second gusset 22." gusset " this noun is that to be used to be illustrated in sack be to be under the form of a complete structure, leg-of-mutton part.

After folding up, sack 10 has one first bottom wall portion 24 and one second bottom wall portion 26.Being formed in the antetheca 12 is an antetheca handle opening 28, and rear wall 14 has then comprised a rear wall handle opening 30.It should be noted that at antetheca 12 places has an opening 32 in addition, and its purpose then is that an available ear of maize or similar member are supporting sack.For ccontaining ear of maize, one breach 34 is arranged in addition at rear wall 14 places.Certainly also available other structure.

It should be noted that again this antetheca 12 has a window 36.This is only could accomplish in the part with plastics rather than ply of paper.Window 36 can let the people inspect the article in the sack 10 by its opening.

Sack 10 has comprised sidewall broken line 40, and it is that the position is between forward and backward and sidewall.It also provides gusset broken line 42 simultaneously.

As shown in Figure 4, its cording has an exterior ply of paper 44, and an inner biodegradable plastic layer 46.

After the filling, the top of sack can be by with mutual being fixed together and sealing of antetheca 12 and rear wall 14.

As shown in Figure 5, at least one potted line is in

antetheca

12 and 14 extensions of rear wall.The purpose of this potted line is not intended to reach the purpose as the general leakproof in bottom.Can in Fig. 5, see, visual is that to see through that window 36 inspects generally be chicken or rib row's content 48.When inspecting potted line, one pastes portion's (being coated by a removable strip of paper used for sealing) can be arranged on this antetheca or rear wall.The top can be folded up, and is pasting the district so that can bind.The top of amounting to then can provide a thicker part to hold for carrying of sack.

Any printing in encapsulation preferably is the ink of substrate with water, and it has comprised the aqua type printing ink that does not contain benzene.Therefore, printing can comprise nutrition and UPC.

Need should be appreciated that the above embodiments only are to be illustrative purposes, any to the change wherein done and revise and all will not break away from spirit of the present invention and scope.

Claims

1. sack container is characterized in that having comprised:

One bottom, an antetheca and a rear wall, and one first and second sidewall;

This sack container is to form a multiple-structure, and this multiple-structure has the skin that the internal layer processed by the biodegradable plastic material and is processed by paper material.

2. sack container as claimed in claim 1 is characterized in that at least one is to have a window that is formed in it in this antetheca and this rear wall, and this window is to exist only in this internal layer.

3. sack container as claimed in claim 1, it is characterized in that comprising one along be this antetheca at least with this rear wall in the potted line that extends of one top, the sealing line can let this antetheca and this rear wall combine.

4. sack container as claimed in claim 1 is characterized in that this plastic material is a polypropylene material.

5. sack container as claimed in claim 4 is characterized in that this plastic material has the thickness between 20 to 30 microns.

6. sack container as claimed in claim 4 is characterized in that this polypropylene has comprised the additive of an effective deal, decomposes to produce plastic biologic.

7. sack container as claimed in claim 6 is characterized in that this additive is on market, to be denoted as d2w with trade mark ^TM

8. sack container as claimed in claim 7 is characterized in that the amount that this additive adds is at least 1% of its weight.

9. sack container as claimed in claim 1 is characterized in that this skin of being processed by paper material has comprised a craft paper, and its weight is between every square centimeter 60 to 100 gram.

10. sack container as claimed in claim 9 is characterized in that this skin of being processed by paper material has comprised a craft paper, and its weight is between every square centimeter 80 to 100 gram.

11. sack container as claimed in claim 1 is characterized in that this skin has comprised printing formed thereon, this printing is to use aqua type printing ink.