CN204136532U - Environment protecting paper - Google Patents
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- CN204136532U CN204136532U CN201420561714.5U CN201420561714U CN204136532U CN 204136532 U CN204136532 U CN 204136532U CN 201420561714 U CN201420561714 U CN 201420561714U CN 204136532 U CN204136532 U CN 204136532U
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Abstract
The utility model provides a kind of environment protecting paper, and it comprises a substrate layer, and mixed by phosphogypsum powder or modified phosphogypsum powder and PLA, at least one coating layer, it coats the side of substrate layer.This environment protecting paper adopts ardealite or modified ardealite to make, and without the need to adding log pulp manufacture, it not only can avoid traditional paper to fall trees in process of production brought various environmental problems, and it effectively can also solve the accumulation problem of ardealite.In addition, this environment protecting paper has waterproof, fire prevention, antifog, grease proofing, insect protected, resistance toly to tear, folding resistance, and the advantages such as blotting is effective, it has boundless use value.
Description
[technical field]
The utility model relates to a kind of environment protecting paper, particularly relates to a kind of environment protecting paper without the need to adding log pulp manufacture.
[background technology]
Along with warming of global climate, Melting Glaciers:, sea level rise, and facing mankind more and more ecological hazard, sighs to exhale and protect the sound of existing ecological environment also increasing.One of key factor causing global warming is the felling of forest cover; the disappearance of forest causes severe water and soil erosion; weather drastic shift; natural disaster is frequent, the more important thing is that it makes more and more species face extinction, therefore; conserve forests; benefit future generations, conserve forests, defending home is our duty-bound important task.
In our life, the paper be seen everywhere in work with conserve forests closely related because the primary raw material of traditional paper is log, the consumption figure of the current paper in the whole world, up to more than 200 hundred million tons, increases 117 times in 80 years in the past; Calculate according to expert, often manufacturing one ton of paper needs with 17 trees.For meeting the demand of mankind's paper, large stretch of forest is cut down, and therefore conserves forests and will do from the production of paper.
In order to slow down the felling of forest, so there is environment protecting paper or recycled writing paper, recycled writing paper is a kind of reclaimed waste paper has been the paper that raw material is made, be a kind of energy consumption very low, pollute little environment-friendly type paper using.Environment protecting paper is then add as raw materials such as natural inorganic breezes in the production process of paper, it makes the ratio of log paper pulp reduce, these two kinds of paper can slow down the felling of forest effectively from the adding proportion of the rate that recycles and reduction log paper pulp that improve paper, but it does not change the present situation of the manufacture paper that cuts down forest thoroughly.
[utility model content]
For the production overcoming current paper causes large stretches of forests by the problem of cutting down, the utility model provides a kind of environment protecting paper without the need to adding log pulp manufacture.
The utility model provides a kind of technical scheme solved the problems of the technologies described above: a kind of environment protecting paper, and it comprises a substrate layer, and mixed by phosphogypsum powder or modified phosphogypsum powder and PLA, at least one coating layer, it coats the side of substrate layer.
Preferably, the surface of this coating layer is provided with a fungi-proofing layer or an edible wax layer.
Preferably, the surface of this coating layer is provided with a fungi-proofing layer and an edible wax layer, and this fungi-proofing layer is between coating layer and edible wax layer.
Preferably, the thickness of this edible wax layer is 0.05-0.3mm.
Preferably, this coating layer is mixed with lithopone by PLA.
Preferably, this phosphogypsum powder or modified phosphogypsum powder are 800-1200 order powder.
Preferably, substrate layer thickness is 0.02-2mm.
Preferably, the surface of this substrate layer is coarse surface.
Preferably, the quantitatively minimum of this environment protecting paper is 25 grams/m, is up to 250 grams/m.
Preferably, this substrate layer is provided with ridge design skin texture.
Compared with prior art, the environment protecting paper that the utility model provides adopts modified phosphogypsum powder or phosphogypsum powder to be made, because this environment protecting paper does not add any log paper pulp, namely the manufacture of this environment protecting paper is without the need to using forest as raw material, therefore it has contained the forest felling that paper production is brought on source.This environment protecting paper there is waterproof fireproofing, antifog, grease proofing, insect protected and resistance toly to tear, folding, the advantage such as printable, its scope of application is very wide, traditional paper can be substituted, in the environment protecting paper making that the utility model provides, modified phosphogypsum powder can reach the proportion of 85%, in the production process of that is substrate layer of 100 tons of environment protecting papers, the modified phosphogypsum powder up to 85 tons or phosphogypsum powder can be used, ardealite is as industrial waste residue, it is piled up a large amount of land resource occupied and does not say, containing fluoride, free phosphoric acid, P in ardealite
2o
5, the impurity such as phosphate, it not only can cause ardealite in the process of storing up, cause the problem of environmental pollution, and ardealite is after chance rain drop erosion, takes away part soluble impurity and causes pollution to underground to soil.In only paper annual production just more than China of 100,000,000 tons, this environment protecting paper is used to substitute traditional paper, it not only can avoid traditional paper to fall trees in process of production brought various environmental problems, the ardealite stacked in a large number can also be disposed by they within several years, be turn waste into wealth, the production of the utility model environment protecting paper fundamentally can solve the accumulation problem of ardealite, brings Gospel to the people of the world.All have employed PLA in the substrate layer of environment protecting paper and coating layer, which increase the compatibility between substrate layer and coating layer, it is conducive to the formation of coating layer.
[accompanying drawing explanation]
Fig. 1 is the layer structure schematic diagram of the utility model first embodiment environment protecting paper.
Fig. 2 is the layer structure schematic diagram of the utility model second embodiment environment protecting paper.
Fig. 3 is the layer structure schematic diagram of the utility model the 3rd embodiment environment protecting paper.
[detailed description of the invention]
In order to make the purpose of this utility model, technical scheme and advantage are clearly understood, below in conjunction with accompanying drawing and embodiment, are further elaborated to the utility model.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Refer to Fig. 1, the utility model first embodiment environment protecting paper 10 comprises substrate layer 11 and two coating layers 12,13, and this coating layer 12 and coating layer 13 are separately positioned on the surface of substrate layer 11.
This substrate layer 11 is sheet structure with coating layer 12, and substrate layer 11 thickness is at 0.02-2mm, and coating layer 12 thickness is 0.05-1mm.The surface that substrate layer 11 is provided with coating layer 12 is coarse surface.
Substrate layer 11 is made up of inorganic component and organic component proportioning, and the proportioning of inorganic component and organic component is 15-85:15-60, and wherein inorganic component is modified phosphogypsum powder, and organic component is PLA, therefore the weight proportion of substrate layer 11 is as follows:
Modified phosphogypsum powder 15-85 part
PLA 15-90 part
This modified phosphogypsum powder is the powder of order number at 800-1200, this modified phosphogypsum powder is transported to by industrial residue phosphogypsum on high temperature stove, by high temperature stove, phosphogypsum powder is dried, be under the condition of 150-250 DEG C again in temperature by the phosphogypsum powder after oven dry, high temperature stove carries out baking 5-25min, impurity in phosphogypsum powder is removed in the mode of baking, to obtain the modified phosphogypsum powder of stable in properties.Also phosphogypsum powder can be directly used to carry out alternative modified phosphogypsum powder in the utility model.
Coating layer 11 is mixed to form by PLA and lithopone, and the proportioning of PLA and lithopone is 18-24:15-30.The substrate layer 11 of environment protecting paper 10 single or double coating can form coating layer 12 as required.Also as required the single or double of substrate layer 11 can be treated to coarse surface, this coarse surface makes the surface of substrate layer 11 have good tack, makes coating layer 12 can be formed in its surface preferably.
Best, in substrate layer 11, the proportioning of modified phosphogypsum powder and PLA is 60-85:30-40, and when meeting this proportioning, substrate layer 11 has certain toughness, and its tensile strength is up to 4 × 10
-2n/m, wherein the ratio of machine direction tensile strength and cross direction tensile strength is 1.12:1 to 1:1.15, and the ratio of its machine direction tear and cross direction tear strength is 1:1.05 to 1:1.18.Especially, in substrate layer 11, the proportioning of modified phosphogypsum powder and PLA is 68-75:30-35, and now, substrate layer 11 has best tensile strength and tearing strength.The minimum of this environment protecting paper 10 is quantitatively 25 grams/m, is up to 250 grams/m.In addition, the substrate layer 11 of environment protecting paper 10 can be arranged ridge design skin texture (figure does not look), it makes packaging more elegant in appearance.
Environment protecting paper 10 is applicable to doing various packaging bag, shopping bag, handbag, and the disposable product such as cutlery box, cup, dish, and it has the advantages such as waterproof, fire prevention, antifog, grease proofing, insect protected, and have in physical characteristic resistance toly to tear, folding resistance.This environment protecting paper 10 can be used for printing, its blotting jail, ink-jet printing can not be etched, also waterproof, reason is that it is made up of modified phosphogypsum powder or phosphogypsum powder, makes without fiber, after ink-jet printing, definition is up to arriving 2880dpi accuracy, coating layer 12 can not be covered in its surface, therefore with ink, chemical action can not occur, and causes colour cast, decolouring phenomenon.
Compared with prior art, the environment protecting paper 10 that the utility model provides adopts modified phosphogypsum powder or phosphogypsum powder to be made, because this environment protecting paper 10 does not add any log paper pulp, namely the manufacture of this environment protecting paper 10 is without the need to using forest as raw material, therefore it has contained the forest felling that paper production is brought on source.This environment protecting paper 10 there is waterproof fireproofing, antifog, grease proofing, insect protected and resistance toly to tear, folding, the advantage such as printable, its scope of application is very wide, traditional paper can be substituted, in environment protecting paper 10 making that the utility model provides, modified ardealite can reach the proportion of 85%, in the production process of that is substrate layer 11 of 100 tons of environment protecting papers 10, the modified ardealite up to 85 tons or ardealite can be used, ardealite is as industrial waste residue, it is piled up a large amount of land resource occupied and does not say, containing fluoride, free phosphoric acid, P in ardealite
2o
5, the impurity such as phosphate, it not only can cause ardealite in the process of storing up, cause the problem of environmental pollution, and ardealite is after chance rain drop erosion, takes away part soluble impurity and causes pollution to underground to soil.In only paper annual production just more than China of 100,000,000 tons, this environment protecting paper 10 is used to substitute traditional paper, it not only can avoid traditional paper to fall trees in process of production brought various environmental problems, the ardealite stacked in a large number can also be disposed by they within several years, be turn waste into wealth, the production of the utility model environment protecting paper 10 fundamentally can solve the accumulation problem of ardealite.All have employed PLA in the substrate layer 11 of environment protecting paper 10 and coating layer 12, which increase the compatibility between substrate layer and coating layer, it is conducive to the formation of coating layer 12.
Refer to Fig. 2, in the utility model second embodiment environment protecting paper 20 and the first embodiment, the difference of environment protecting paper 10 is: the coating layer 22 of this environment protecting paper 20,23 surfaces are provided with a fungi-proofing layer 24,25, this environment protecting paper 20 can only select an one side arrange a fungi-proofing layer 24 or two-sidedly all arrange fungi-proofing layer 24,25.This fungi-proofing layer 24,25 effectively can prevent bacteria breed, and it makes this environment protecting paper 20 directly can be used in the packaging of food, and be packaged in food in this environment protecting paper 20 not easily breed bacteria cause rotten.Directly fungi-proofing layer 24,25 can be arranged on substrate layer 21 in the present embodiment.The substrate layer 21 of environment protecting paper 20 can be arranged ridge design skin texture (figure does not look), it makes packaging more elegant in appearance.
Refer to Fig. 3, in the utility model the 3rd embodiment environment protecting paper 30 and the second embodiment, the difference of environment protecting paper 20 is: the fungi-proofing layer 34 of coating layer of this environment protecting paper 30,35 surfaces are provided with an edible wax layer 36,37, it makes this environment protecting paper 30 to be used in food packaging applications with feeling more relieved.Certainly, this edible wax layer 36,37 also can directly be formed at coating layer 32, on 33.The thickness of this edible wax layer 36,37 is 0.05-0.3mm, and it is of value to the storage of food and fresh-keeping.The substrate layer 31 of environment protecting paper 30 can be arranged ridge design skin texture (figure does not look), it makes packaging more elegant in appearance.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all any amendments done within principle of the present utility model, equivalent replacement and improvement etc. all should comprise within protection domain of the present utility model.
Claims (10)
1. an environment protecting paper, is characterized in that: it comprises a substrate layer, and mixed by phosphogypsum powder or modified phosphogypsum powder and PLA, at least one coating layer, it coats the side of substrate layer.
2. environment protecting paper as claimed in claim 1, is characterized in that: the surface of this coating layer is provided with a fungi-proofing layer or an edible wax layer.
3. environment protecting paper as claimed in claim 1, is characterized in that: the surface of this coating layer is provided with a fungi-proofing layer and an edible wax layer, and this fungi-proofing layer is between coating layer and edible wax layer.
4. environment protecting paper as claimed in claim 1, is characterized in that: the thickness of this edible wax layer is 0.05-0.3mm.
5. environment protecting paper as claimed in claim 1, is characterized in that: this coating layer is mixed with lithopone by PLA.
6. environment protecting paper as claimed in claim 1, is characterized in that: this phosphogypsum powder or modified phosphogypsum powder are 800-1200 order powder.
7. environment protecting paper as claimed in claim 1, is characterized in that: substrate layer thickness is 0.02-2mm.
8. environment protecting paper as claimed in claim 1, is characterized in that: the surface of this substrate layer is coarse surface.
9. environment protecting paper as claimed in claim 1, is characterized in that: the quantitatively minimum of this environment protecting paper is 25 grams/m, is up to 250 grams/m.
10. environment protecting paper as claimed in claim 1, is characterized in that: this substrate layer is provided with ridge design skin texture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420561714.5U CN204136532U (en) | 2014-09-28 | 2014-09-28 | Environment protecting paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420561714.5U CN204136532U (en) | 2014-09-28 | 2014-09-28 | Environment protecting paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204136532U true CN204136532U (en) | 2015-02-04 |
Family
ID=52413246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420561714.5U Expired - Fee Related CN204136532U (en) | 2014-09-28 | 2014-09-28 | Environment protecting paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204136532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111978697A (en) * | 2020-08-24 | 2020-11-24 | 贵州省材料产业技术研究院 | Modified phosphogypsum filled biodegradable composite material and preparation method and application thereof |
-
2014
- 2014-09-28 CN CN201420561714.5U patent/CN204136532U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111978697A (en) * | 2020-08-24 | 2020-11-24 | 贵州省材料产业技术研究院 | Modified phosphogypsum filled biodegradable composite material and preparation method and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20210928 |
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| CF01 | Termination of patent right due to non-payment of annual fee |