CN108214812A - A kind of production method of staple fibre paper foaming cardboard - Google Patents
A kind of production method of staple fibre paper foaming cardboard Download PDFInfo
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- CN108214812A CN108214812A CN201711420665.8A CN201711420665A CN108214812A CN 108214812 A CN108214812 A CN 108214812A CN 201711420665 A CN201711420665 A CN 201711420665A CN 108214812 A CN108214812 A CN 108214812A
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- Prior art keywords
- foaming
- fiber
- paper
- fibre
- cardboard
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
Abstract
The present invention discloses a kind of production method of staple fibre paper foaming cardboard.The production method of the staple fibre paper foaming cardboard includes the following steps：First, after mixing auxiliary agent, inorganic particle, spinning in proportion with polymer powder, mixing kneading is carried out under the conditions of 150 230 DEG C and handles to obtain fused materials；2nd, the fused materials are subjected to fiber draw processing, and form cloth-like fibre material；3rd, the progress of addition foaming glue is compound in proportion between cloth-like fibre material described in two groups obtains compound paper-like fiber, and obtain staple fibre foaming cardboard after foaming and setting is carried out to the compound paper-like fiber.
Description
Technical field
The invention belongs to staple fibre paper technical fields, are specifically related to a kind of producer of staple fibre paper foaming cardboard
Method.
Background technology
At present, foaming cardboard is mainly process using wood fibre, but wood fibre needs to consume a large amount of timber,
It is not only of high cost, but also the destruction of ecological environment can be caused due to largely consuming timber.
To solve the above-mentioned problems, patent 201410126184.6 propose it is a kind of it is high filling bentonite foaming stone paper and its
Preparation method by bentonite and mixed with polymers, adds in foaming agent, and foaming stone paper is obtained by the technique that blown film is molded.
But there are following defects for the obtained foaming stone paper of the above method：
First, the product made cannot together be recycled with conventional paper, because it is film like structures, can only together be returned with plastics
It receives.
2nd, synthesis is of high cost.
Invention content
It is the problems in existing it is an object of the invention to solve, a kind of producer of staple fibre paper foaming cardboard is provided
Method.
To reach above-mentioned purpose, the present invention adopts the following technical scheme that, a kind of producer of staple fibre paper foaming cardboard
Method includes the following steps：First, after mixing auxiliary agent, inorganic particle, spinning in proportion with polymer powder, in 150-230 DEG C of item
Mixing kneading is carried out under part to handle to obtain fused materials；2nd, the fused materials are subjected to fiber draw processing, and form cloth-like
Fibre material；3rd, the progress of addition foaming glue is compound in proportion between cloth-like fibre material described in two groups obtains compound paper-like
Fiber, and obtain staple fibre foaming cardboard after foaming and setting is carried out to the compound paper-like fiber.
Preferably, in step 1, the quality hundred of the inorganic particle, the auxiliary agent and the spinning polymer powder
Point ratio is：Inorganic particle 72%-78%, auxiliary agent 2.5%-3%, other are spinning polymer powder；Moreover, the inorganic powder
Body includes：Paris white, talcum powder, one of titanium dioxide and silicon dioxide powder or at least two combination；The auxiliary agent includes
One in stearic acid, titanate coupling agent, aluminate coupling agent, lubricant, zinc oxide, antioxidant and ultra-violet absorber
Or at least two combination；The spinning includes the combination of one or two in PP and PET with polymer powder.
Preferably, specifically comprise the following steps in step 1：Under the conditions of 150-230 DEG C by auxiliary agent and inorganic particle into
Row is mixed and modified, obtains modified powder；Spinning polymer powder is added in the modified powder, is pinched using screw rod
It closes, copolymerization is carried out under the conditions of 150-230 DEG C and is kneaded plasticizing, forms initial melt material；Initial melt material is carried out secondary
After mixing, it is delivered to and final pressure fused materials is obtained in surge tank body.
Preferably, specifically comprise the following steps in step 2：By the fused materials equably to spinneret squeeze out and to
Lower traction provides cold wind from both sides to the material in distraction procedure and forces air draught downwards, micro- as 1-50 to form fibre diameter
Filament between rice；The uniform ground resistance of filament after traction, which is fallen, is laid in the first carrying net surface, and in the described first carrying
Net surface forms irregular non-woven fabric-like fiber, and the non-woven fabric-like fiber is formed institute after first bearer network stripping
State cloth-like fibre material.
Preferably, specifically comprise the following steps in step 3：Cloth-like fibre material described in two groups is imported by opposite direction
In the two pairs of rollers of compounding machine, and the addition foaming glue in proportion between cloth-like fibre material described in two groups；Cloth-like described in two groups is fine
Dimension material is carried out between the two pairs of rollers of the compounding machine to squeezing, so that the foamed glue between cloth-like fibre material described in two groups
Water is uniformly distributed, and obtains compound paper-like fiber；It foams being transported in foaming machine after the compound paper-like fiber drying, and
Compound paper-like fiber after foaming is imported in evener and carries out leveling processing, obtains the staple fibre foaming cardboard.
Preferably, in step 3, the preparation process of the foaming glue is：Put into 2%-5% by weight in glue
Liquid blowing agent of the blowing temperature within 200 DEG C, then uniform stirring.
Compared to the prior art, technical solution provided by the invention has the advantages that：
The foaming cardboard of the production method production of staple fibre foaming cardboard, is by leading to by primary raw material of inorganic particle
Supercooling pulls silk and high wind aspirates to form fiber fines technique, and employs reticular fibre dense accumulation structure technology, and base
Making plate technique in traditional fiber causes staple fibre paper to have higher intensity, and product good permeability, breadth are big, speed
Soon, high filling, low cost, low grammes per square metre, heat resistance and fire resistance greatly improve；
Moreover, the indices of the foaming cardboard of the method for the present invention production are approached with foaming cardboard, it again can after beating paddle
To be recycled together with tradition foaming cardboard.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and forms the part of the present invention, this hair
Bright illustrative embodiments and their description do not constitute improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the production system involved by the production method of staple fibre paper foaming cardboard provided in an embodiment of the present invention
Structure diagram.
Specific embodiment
In order to make technical problems, technical solutions and advantages to be solved clearer, clear, tie below
Drawings and examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, such as using term " the
One ", " second " or " third " etc. are provided to distinguish different objects rather than for describing particular order.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, for the noun of locality, such as
Using term " " center ", " transverse direction ", " longitudinal direction ", " level ", " vertical ", " top ", " bottom ", " interior ", " outer ", " on ", " under ",
The indicating positions such as "front", "rear", "left", "right", " clockwise ", " counterclockwise " or position relationship are based on orientation shown in the drawings
And position relationship, and be for only for ease of the narration present invention and simplify description rather than instruction or imply signified device or member
Part must have specific orientation or with specific azimuth configuration and operation, so the specific of the limitation present invention can not be interpreted as
Protection domain.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, such as using term " Gu
Connect " or " being fixedly connected ", it should broadly understood, i.e., between the two without displacement relation and any connection side of relative rotation relationship
Formula, that is to say, that including be unremovably fixedly connected with, be removably secured connection, be connected as a single entity and by other devices or
Element is fixedly connected.
In claims of the present invention, specification and above-mentioned attached drawing, such as using term " comprising ", " having " and they
Deformation, it is intended that " including but not limited to ".
Referring to Fig. 1, a kind of production system of staple fibre foaming cardboard has along staple fibre processing direction of transfer setting
Two groups of batch mixing segments, two groups of spinneret sections and make plate section, and batch mixing segment described in each group corresponds to spinneret section described in one group.
Wherein, batch mixing segment described in each group is used to polymer powder mix auxiliary agent, inorganic particle, spinning in proportion
Afterwards, mixing kneading is carried out under the conditions of 150-230 DEG C to handle to obtain fused materials；Each spinneret section is used for corresponding institute
It states the fused materials that batch mixing segment obtains and carries out fiber draw processing, and form cloth-like fibre material；The plate section of making is for two
The progress of addition foaming glue is compound in proportion between the cloth-like fibre material that the group spinneret section obtains obtains compound paper-like fiber,
And obtain staple fibre foaming cardboard after foaming and setting is carried out to the compound paper-like fiber.
The batch mixing segment includes：Three screw rod kneading mixers 110, the gear booster pump set gradually along material moving direction
120th, metering pump 130 and surge tank body 140.
Moreover, in order to filter out the particle in fused materials, between the gear booster pump 120 and the metering pump 130
Filter 150 can also be installed with, initial melt material is squeezed into the gear booster pump by the three screw rod kneadings mixer 110
In 120, after the gear booster pump 120 in the filter 150 by being filtered, institute is entered by the metering pump 130
It states and final pressure fused materials is obtained in surge tank body 140.
In the batch mixing segment, after auxiliary agent, inorganic particle, spinning are mixed in proportion with polymer powder, using described
Three screw rod kneading mixers 110 are mediated, and copolymerization is carried out under the conditions of 150-230 DEG C and is kneaded plasticizing, forms initial melt object
Material, and carries out secondary mixing by initial melt material by the gear booster pump 120, then by the filter 150 into
After row filtering, it is delivered to by the metering pump 130 and final pressure fused materials is obtained in the surge tank body 140.
Spinneret section described in each group includes what is set gradually along material moving direction：210 and first bearer network of spinneret
220.Selectively, first bearer network 220 can be nylon wire.Wherein, the spinneret 210 is assemblied in the surge tank
130, and be connected as a single entity with the surge tank 130.Specifically, the discharge port of surge tank 130 is set described in 210 face of spinneret
It puts, first bearer network 220 is set at underface 3-6 meters of the spinneret 210.
For example, the spinneret 210 is one 2-8 meters long, 0.15-0.3 meters of width, has 10000-60000 diameter 0.4-
The mold of 0.8mm apertures composition.
In the spinneret section, the fused materials that the batch mixing segment is obtained equably squeeze out simultaneously to the spinneret 210
Traction downwards provides cold wind from both sides to the material in distraction procedure and forces air draught downwards, to form fibre diameter as 1-50
Filament between micron；The uniform ground resistance of the filament after traction, which is fallen, is laid in 220 surface of the first bearer network, and described
First bearer network, 220 surface forms irregular non-woven fabric-like fiber, by the non-woven fabric-like fiber from first bearer network
The cloth-like fibre material is formed after 220 strippings.
It should be appreciated that two side positions being equipped between the surge tank 140 and first bearer network 220 are equipped with refrigeration
System 230, the refrigeration system 230 are located at the both sides of material squeezed out from the spinneret 210.Selectively, the refrigeration
System 230 can be air-refrigeration system or thermoelectric refrigerating system, and the present invention does not limit this.
In addition, in order to which filament preferably is adsorbed in 220 surface of the first bearer network, first bearer network 220
Lower section be equipped with negative-pressure air-suction machine 240, the fibre that the inlet scoop face of the negative-pressure air-suction machine 240 is sprayed from the spinneret 210
Tie up silk.
The plate section of making includes the compounding machine 310, the second bearer network 320, the foaming machine that are set gradually along material moving direction
330 and evener 340.Selectively, second bearer network 320 can be Teflon net.
Wherein, the compounding machine 310 is located between the first bearer network 220 described in two groups, for will be first described in two groups
The cloth-like fibre material of 220 discharge end of bearer network stripping is carried out between introducing the two pairs of rollers of the compounding machine 310 respectively to squeezing.
It is installed with multiple baking steel 331 successively along material moving direction in the foaming machine 330.In the present embodiment, it is described
The interlayer that guiding flow of hot is equipped in steel is dried, and passes through flow of hot and is heated.When the compound paper-like fiber enters institute
It states in foaming machine 330, is wound in 331 surface of the baking steel, the heat transmitted by the baking steel 331 realizes the compound paper-like
Intrastitial foam process.
Moreover, the upper and lower in second bearer network 320 is respectively equipped with air flow dryer 350, for being layed in
The compound paper-like fiber for stating 320 surface of the second bearer network carries out hot-air seasoning.
It should be appreciated that in order to add foaming glue in proportion between cloth-like fibre material described in two groups, it is described to make plate section
The metering pump 360 for accurately adding foaming glue is additionally provided with, the gum outlet of the metering pump 360 is set on the compounding machine 310
Two pairs of rollers surface, for cloth-like fibre material described in two groups between the two pairs of rollers positioned at the compounding machine 310 it
Between in proportion addition foaming glue.
It is made in plate section described, the cloth-like fibre material that spinneret section described in two groups obtains is imported into compounding machine by opposite direction
In 310 two pairs of rollers, and foaming glue is added by the metering pump 360 in proportion between cloth-like fibre material described in two groups；
Cloth-like fibre material described in two groups is carried out between the two pairs of rollers of the compounding machine 310 to squeezing, so that cloth-like described in two groups is fine
Foaming glue between dimension material is uniformly distributed, and obtains compound paper-like fiber；
After the compound paper-like fiber is transported to 320 surface of the second bearer network progress heated-air drying, it is re-fed into the hair
In bubble machine 330, foamable is carried out, and to the extrusion coating paper after foaming by 331 surface of baking steel for being wound in the foaming machine 330
Shape fiber imports in evener 340 and carries out leveling processing, obtains the staple fibre foaming cardboard.
Selectively, the plate section of making further includes the cutting machine 370 set on 340 discharge end of evener, the cutting
Machine 370 is used to staple fibre foaming cardboard being cut into suitable length.
A kind of production method of the staple fibre paper foaming cardboard based on production system shown in Fig. 1, specifically includes following step
Suddenly：
First, it after mixing auxiliary agent, inorganic particle, spinning in proportion with polymer powder, is carried out under the conditions of 150-230 DEG C
Kneading is kneaded to handle to obtain fused materials.
In step 1, the mass percent of the inorganic particle, the auxiliary agent and spinning polymer powder is：
Inorganic particle 72%-78%, auxiliary agent 2.5%-3%, other are spinning polymer powder.
Moreover, the inorganic particle includes：Paris white, talcum powder, one of titanium dioxide and silicon dioxide powder or at least
The combination of two.The auxiliary agent includes stearic acid, titanate coupling agent, aluminate coupling agent, lubricant, zinc oxide, anti-oxidant
One or at least two combination in agent and ultra-violet absorber.The spinning is included with polymer powder in PP and PET
The combination of one or two.
For example, the mass percent of each material component is in step 1：Calcium carbonate 72%, stearic acid 0.6%, metatitanic acid fat
Coupling agent 0.95%, Aluminate coupling agent 0.95%, lubricant 0.2%, zinc oxide 1 ‰, antioxidant 2 ‰ and ultra-violet absorber
1 ‰, remaining is spinning grade polypropylene PP or PET；Or
The mass percent of each material component is in step 1：The mass percent of each material component in step 1
For：Calcium carbonate 72%, stearic acid 0.6%, titanate coupling agent 0.95%, Aluminate coupling agent 0.95%, lubricant 0.2%,
Zinc oxide 1 ‰, antioxidant 2 ‰ and ultra-violet absorber 1 ‰, remaining is spinning grade polypropylene PP or PET；Or
The mass percent of each material component is in step 1：The mass percent of each material component in step 1
For：Titanium dioxide 78%, stearic acid 0.7%, titanate coupling agent 1%, Aluminate coupling agent 1%, lubricant 0.26%, zinc oxide
1 ‰, antioxidant 2 ‰ and ultra-violet absorber 1 ‰, remaining is spinning grade polypropylene PP or PET.
Specifically, specifically comprise the following steps in step 1：
It is under the conditions of 150-230 DEG C that auxiliary agent and inorganic particle progress is mixed and modified, obtain modified powder；
Spinning polymer powder is added in the modified powder, is mediated using screw rod, in 150-230 DEG C of condition
Under carry out copolymerization be kneaded plasticizing, formed initial melt material；
By initial melt material by carrying out secondary mixing after, be delivered to and final pressure fusant obtained in surge tank body
Material.
For example, in step 1, spinning polymer powder is added in the modified powder, is pinched using three screw rod
It closes mixer 110 to be mediated, and after initial melt material is carried out secondary mixing by the gear booster pump 120, send
Enter after being filtered in the filter 150, then entered in the surge tank body 140 by the metering pump 130 and obtained finally
Pressure fused materials.
2nd, the fused materials are subjected to fiber draw processing, form fibre material.
Specifically, step 2 includes the following steps：
The fused materials equably to spinneret 210 are squeezed out and are drawn downwards, to the material in distraction procedure from two
Side provides cold wind and forces air draught downwards, to form fibre diameter as the filament between 1-50 microns；
The uniform ground resistance of filament after traction, which is fallen, is laid in 220 surface of the first bearer network, and in first bearer network 220
Surface forms irregular non-woven fabric-like fiber, will be described in the non-woven fabric-like fiber from formation after first bearer network stripping
Cloth-like fibre material.
3rd, the progress of addition foaming glue is compound in proportion between cloth-like fibre material described in two groups obtains compound paper-like fibre
Dimension, and obtain staple fibre foaming cardboard after foaming and setting is carried out to the compound paper-like fiber.
Specifically, include the following steps in step 3：
Cloth-like fibre material described in two groups is imported in the two pairs of rollers of compounding machine 310, and by opposite direction in cloth described in two groups
Foaming glue is added between shape fibre material in proportion；
Cloth-like fibre material described in two groups is carried out between the two pairs of rollers of the compounding machine 310 to squeezing, so that two groups of institutes
The foaming glue stated between cloth-like fibre material is uniformly distributed, and obtains compound paper-like fiber；
It foams being transported in foaming machine 330 after the compound paper-like fiber drying, and to the extrusion coating paper after foaming
Shape fiber imports in evener 340 and carries out leveling processing, obtains the staple fibre foaming cardboard.
Moreover, by the compound paper-like fiber drying course, the compound paper-like fiber is transported to described second
Net surface is carried, heated-air drying is carried out using the air flow dryer 350.
It should be noted that in step 3, the preparation process of the foaming glue is：It is put by weight in glue
Liquid blowing agent of the 2%-5% blowing temperatures within 200 DEG C, then uniform stirring.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office
Be limited to form disclosed herein, be not to be taken as the exclusion to other embodiment, and available for various other combinations, modification and
Environment, and can be changed in the scope of the invention is set forth herein by the above teachings or related fields of technology or knowledge
It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention
In scope of the claims.
Claims (6)
1. a kind of production method of staple fibre paper foaming cardboard, which is characterized in that include the following steps：
First, it after mixing auxiliary agent, inorganic particle, spinning in proportion with polymer powder, is kneaded under the conditions of 150-230 DEG C
Kneading handles to obtain fused materials；
2nd, the fused materials are subjected to fiber draw processing, and form cloth-like fibre material；
3rd, the progress of addition foaming glue is compound in proportion between cloth-like fibre material described in two groups obtains compound paper-like fiber,
And obtain staple fibre foaming cardboard after foaming and setting is carried out to the compound paper-like fiber.
2. a kind of production method of staple fibre paper foaming cardboard as described in claim 1, it is characterised in that：In step 1
In, the mass percent of the inorganic particle, the auxiliary agent and spinning polymer powder is：Inorganic particle 72%-
78%, auxiliary agent 2.5%-3%, other are spinning polymer powder；
Moreover, the inorganic particle includes：Paris white, talcum powder, one or at least two of titanium dioxide and silicon dioxide powder
Combination；
The auxiliary agent includes stearic acid, titanate coupling agent, aluminate coupling agent, lubricant, zinc oxide, antioxidant and ultraviolet
One or at least two combination in light absorbers；
The spinning includes the combination of one or two in PP and PET with polymer powder.
3. a kind of production method of staple fibre paper foaming cardboard as described in claim 1, it is characterised in that：In step 1
Specifically comprise the following steps：
It is under the conditions of 150-230 DEG C that auxiliary agent and inorganic particle progress is mixed and modified, obtain modified powder；
In the modified powder add in spinning polymer powder, mediated using screw rod, under the conditions of 150-230 DEG C into
Row copolymerization is kneaded plasticizing, forms initial melt material；
After initial melt material is carried out secondary mixing, it is delivered to and final pressure fused materials is obtained in surge tank body.
4. a kind of production method of staple fibre paper foaming cardboard as described in claim 1, it is characterised in that：Have in step 2
Body includes the following steps：
The fused materials equably to spinneret are squeezed out and are drawn downwards, it is cold from both sides offer to the material in distraction procedure
Wind simultaneously forces downwards air draught, to form fibre diameter as the filament between 1-50 microns；
The uniform ground resistance of filament after traction, which is fallen, is laid in the first carrying net surface, and is formed not in the described first carrying net surface
The non-woven fabric-like fiber is formed the cloth-like fibre object by the non-woven fabric-like fiber of rule after first bearer network stripping
Material.
5. a kind of production method of staple fibre paper foaming cardboard as described in claim 1, it is characterised in that：Have in step 3
Body includes the following steps：
Cloth-like fibre material described in two groups is imported in the two pairs of rollers of compounding machine, and by opposite direction in cloth-like fibre object described in two groups
Foaming glue is added between material in proportion；
Cloth-like fibre material described in two groups is carried out between the two pairs of rollers of the compounding machine to squeezing, so that cloth-like described in two groups is fine
Foaming glue between dimension material is uniformly distributed, and obtains compound paper-like fiber；
It foams being transported in foaming machine after the compound paper-like fiber drying, and the compound paper-like fiber after foaming is led
Enter and leveling processing is carried out in evener, obtain the staple fibre foaming cardboard.
6. a kind of production method of staple fibre paper foaming cardboard as described in claim 1, it is characterised in that：In step 3
In, the preparation process of the foaming glue is：Put into liquid of the 2%-5% blowing temperatures within 200 DEG C by weight in glue
Body foaming agent, then uniform stirring.
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| CN201711420665.8A CN108214812A (en) | 2017-12-25 | 2017-12-25 | A kind of production method of staple fibre paper foaming cardboard |
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| CN202163067U (en) * | 2010-10-12 | 2012-03-14 | 龙盟环保纸（集团）有限公司 | Five-layer decomposable or degradable environment-friendly paper |
| CN102229188A (en) * | 2011-04-15 | 2011-11-02 | 武汉大学 | Method for manufacturing light stone paper |
| CN102286899A (en) * | 2011-06-29 | 2011-12-21 | 夏丽蓉 | Polyethylene stone synthetic wallpaper and manufacturing process thereof |
| CN105584023A (en) * | 2015-12-21 | 2016-05-18 | 成都新柯力化工科技有限公司 | Preparation method of compound buffering packaging paper |
| CN106739360A (en) * | 2017-01-05 | 2017-05-31 | 齐庆德 | Multi-layer co-extruded Biaxially-oriented polyethylene synthetic paper and its manufacture method |
| CN106958163A (en) * | 2017-04-01 | 2017-07-18 | 陈美章 | A kind of manufacture method and its system of processing of staple fibre paper |
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