CN103203791B - A kind of string house ornamentation door - Google Patents
A kind of string house ornamentation door Download PDFInfo
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- CN103203791B CN103203791B CN201310143907.9A CN201310143907A CN103203791B CN 103203791 B CN103203791 B CN 103203791B CN 201310143907 A CN201310143907 A CN 201310143907A CN 103203791 B CN103203791 B CN 103203791B
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Abstract
The invention provides a kind of string house ornamentation door, this house ornamentation door-plate material is followed successively by lower enhancement Layer, string sandwich layer and upper enhancement Layer from the bottom to top, and described string sandwich layer is made up of string powder, modified adhesive mixture, iron oxide yellow, fire retardant, paraffin.The present invention is by the treatment step such as enzyme reaction, adhesive modification, structure improvement in preparation method, ensureing the hydroxyl considerably increasing plant fibre surface under the condition that cellulose destroys on a small quantity, improve adhesive to the ability of the gummed of string, and while the resistance to water strengthening house ornamentation door, by the preparation of multilayer composite board, improve the performance such as anticorrosion, heat insulation of house ornamentation door.
Description
Technical field
The invention belongs to a manufacture forming field, particularly a kind of string is the environment-friendly novel house ornamentation door mainly making material.
Background technology
At present, along with the fast development in house ornamentation field, have increasing demand to material, along with improving constantly of people's living standard, the requirement of the quality of people's opposite house is also more and more higher.Solid Door have inflammable, make moist yielding, cost is high, defect such as waste resource etc.; The felling quantity of current log is increasing.In order to keep ecological balance, country advocates will greatly develop Novel environment-friendlymaterial material, produces with useless substitute wood product, saves limited timber resources.
Based on the reinforcement of environmental consciousness, sight concentrates on string in the production of the house ornamentation door being raw material by people, string house ornamentation door recycles the straw of agriculture waste, fully mix with adhesive after being pulverized drying, then through hot pressing, light-weight environment-friendly door is formed.
When selecting adhesive; people can adopt isocyanates MDI or urea aldehyde tree UF usually; but isocyanates MDI is expensive and its original viscosity is poor; although urea aldehyde tree UF relative low price; but because of the wax that plant surface exists, cause with the bonding capacity of plant fibre surface more weak, based on this; need to improve the manufacture craft of string house ornamentation door, thus obtain and be convenient to implement and the good string house ornamentation door of adhesion effect.
Summary of the invention
In order to solve the problem of plant fibre surface gummed stability in prior art, the present invention is intended to, while light performance protected by raising house ornamentation knocker, can improve the glue performance of house ornamentation door.
The invention provides a kind of string house ornamentation door, this house ornamentation door-plate material is followed successively by lower enhancement Layer, string sandwich layer and upper enhancement Layer from the bottom to top, and wherein string sandwich layer comprises string powder;
Further, described string sandwich layer is made up of string powder, modified adhesive mixture, iron oxide yellow, fire retardant, paraffin, and wherein the weight ratio of enzyme string powder, modified adhesive mixture, iron oxide yellow, fire retardant, paraffin is: (75-80): (14-16): (0.5-1): (1-3.5): (4-5);
Further, the interface of described upper and lower enhancement Layer and string sandwich layer be zigzag or
Waveform.
Another object of the present invention is to provide a kind of preparation method of string house ornamentation door, and described method comprises the steps:
Step one, straw to be pulverized as (20-80) object stalk powder;
Step 2, configuration pH are the acetic acid solution of (4.0-5.0), add concentration for (20-30) U/g benzenediol oxidizing ferment, obtain enzyme reaction solution in acetic acid solution;
Step 3, be 1:(20-30 with the enzyme reaction solution in step 2 according to weight ratio by the stalk powder in step one) ratio mix, obtain enzymatic stalk powder;
Step 4, the enzymatic stalk powder in step 3 carried out to drying process, make enzymatic stalk powder moisture at 5-7%;
Step 5, be 1:(50-60 with Lauxite according to weight ratio by polysiloxanes) mix, prepare modified adhesive mixture;
Step 6, the dried enzymatic stalk powder will obtained in step 4, the modified adhesive mixture obtained in step 5, iron oxide yellow, Al (OH) 3, liquid paraffin are (75-80) according to weight ratio: (14-16): (0.5-1): (1-3.5): the ratio mixing of (4-5);
Step 7, drying is carried out to the composite material in step 6 and is hot pressed into density board;
Step 8, with density board be sandwich layer at upper and lower surface hot pressing melamine gum dipped paper and/or all-glass paper, and make house ornamentation door according to certain size.
The present invention is by the treatment step such as enzyme reaction, adhesive modification, structure improvement in preparation method, ensureing the hydroxyl considerably increasing plant fibre surface under the condition that cellulose destroys on a small quantity, improve adhesive to the ability of the gummed of string, and while the resistance to water strengthening house ornamentation door, by the preparation of multilayer composite board, improve the performance such as anticorrosion, heat insulation of house ornamentation door.
Accompanying drawing explanation
Fig. 1 is the side structure schematic diagram of the string house ornamentation door of embodiment one in the present invention;
Fig. 2 is the side structure schematic diagram of the string house ornamentation door of embodiment two in the present invention;
Fig. 3 is the side structure schematic diagram of the string house ornamentation door of embodiment three in the present invention;
Fig. 4 is the side structure schematic diagram of the string house ornamentation door of embodiment four in the present invention.
Detailed description of the invention
The specific embodiment of the present invention is elaborated in conjunction with Figure of description with lower part.
embodiment one
See accompanying drawing 1, in the present invention, the side structure of string house ornamentation door is three-decker, be according to this from top to bottom: lower enhancement Layer 1, string sandwich layer 2, upper enhancement Layer 3, string sandwich layer is made up of string powder, modified adhesive mixture, iron oxide yellow, fire retardant, paraffin, and wherein the percentage by weight of enzyme string powder, modified adhesive mixture, iron oxide yellow, fire retardant, paraffin is: (75-80): (14-16): (0.5-1): (1-3.5): the ratio mixing of (4-5).
In string house ornamentation door, enzyme string powder adopts mass ratio and string powder to be the enzyme that 20-30:1 enzyme reaction solution carries out string; Enzyme reaction solution is that to add concentration in the acetic acid solution of 4.0-50 be 20-30U/g benzenediol oxidizing ferment at pH.Enzyme reaction temperature is 48 ~ 60 °, and the reaction time is 4-6 hour.Adopt above-mentioned enzyme reaction solution that plant fibre surface can be made to produce tiny micropore, improve string powder surface hydroxyl to greatest extent, strengthen adhesive gummed degree, also maintain the content of cellulose in string powder simultaneously.
Modified adhesive mixture utilizes adhesive Lauxite for raw material, adopts polysiloxanes to carry out modification to it, improve Lauxite and plant fibre surface hydroxyl gummed degree, simultaneously by the cross-linking reaction of Lauxite and polysiloxanes, improves the water-resistance of sandwich layer.Wherein, the weight ratio of Lauxite and polysiloxanes is 50-60:1.
The fire retardant adopted in string sandwich layer is Al (OH) 3, Mg (OH) 2 and/or APP.
Enhancement Layer is anticorrosion, heat-proof quality for improving string sandwich layer, can metallic fibrous layer, glass layer, melamine gum dipped paper be selected according to actual needs flexibly as upper and lower enhancement Layer; Also different materials can be chosen respectively as upper and lower enhancement Layer, such as choose glass layer as lower enhancement Layer, in order to improve the effect of anticorrosion, moistureproof, heat insulation, the sound insulation of house ornamentation door-plate side, adopt melamine gum dipped paper as lower enhancement Layer simultaneously, in order to improve wear-resisting, the stain resistance of house ornamentation door opposite side, too increase the ornamental of house ornamentation door simultaneously.
String adopts straw, and straw contains abundant string, such as, adopt maize straw, rice straw, kaoliang stalk, sesame straw, rape straw, sunflower pole etc., be ground into end.
Wherein the thickness of string sandwich layer 2 is 5-8mm, and the thickness of upper and lower enhancement Layer is about 1mm.
The preparation method of this string house ornamentation door is as follows, specifically comprises the steps:
embodiment 1
Step one, straw to be pulverized as 20-80 object stalk powder.
Step 2, configuration pH are the acetic acid solution of 4.0, and in acetic acid solution, add concentration is 20U/g benzenediol oxidizing ferment, obtains enzyme reaction solution.
Step 3, mixed according to the ratio that weight ratio is 1:20 with the enzyme reaction solution in step 2 by the stalk powder in step one, at 48 ~ 60 ° of C temperature, carry out enzyme reaction, the reaction time is 4-6 hour, obtains enzymatic stalk powder.
Step 4, the enzymatic stalk powder in step 3 carried out drying process, treatment temperature is 120-160 ° of C, makes stalk water content at 5-7%.
Step 5, polysiloxanes to be mixed according to weight ratio 1:50 with Lauxite, prepare modified adhesive mixture.
Step 6, the stalk powder will obtained in step 4, the modified adhesive mixture obtained in step 5, iron oxide yellow, Al (OH) 3, liquid paraffin are the ratio mixing of 80:14:1:1:4 according to weight ratio.
Step 7, the composite material in step 6 carried out to drying process, make moisture control at 8-12%, be hot pressed into density board.
Wherein, dry treatment temperature is 160-200 °, and hot pressing temperature is 160-180 DEG C, and hot pressing pressure is 2.5-3.5MPa.
Step 8, be string sandwich layer with density board, at upper and lower surface hot pressing melamine gum dipped paper, and make house ornamentation door according to certain size.
embodiment 2
The preparation method of string house ornamentation door comprises the steps:
Step one, straw to be pulverized as 20-80 object stalk powder.
Step 2, configuration pH are the acetic acid solution of 5.0, and in acetic acid solution, add concentration is 30U/g benzenediol oxidizing ferment, obtains enzyme reaction solution.
Step 3, mixed according to the ratio that weight ratio is 1:30 with the enzyme reaction solution in step 2 by the stalk powder in step one, at 48 ~ 60 ° of temperature, carry out enzyme reaction, the reaction time is 4-6 hour, obtains enzymatic stalk powder after reaction.
Step 4, the enzymatic stalk powder in step 3 carried out drying process, treatment temperature is 120-150 °, makes enzymatic stalk powder moisture at 5-7%.
Step 5, be that 1:60 mix with Lauxite according to weight ratio by polysiloxanes, prepare modified adhesive mixture.
Step 6, the dried enzymatic stalk powder will obtained in step 4, the modified adhesive mixture obtained in step 5, iron oxide yellow, APP, liquid paraffin are the ratio mixing of 75:16:0.5:3.5:5 according to weight ratio.
Step 7, utilize the treatment temperature of 160-200 ° again to carry out drying process, make composite material moisture control in step 6 at 8-12%, and be hot pressed into density board; Wherein, hot pressing temperature is 160-180 DEG C, and hot pressing pressure is 5.0-5.5MPa.
Step 8, with density board be sandwich layer at upper and lower surface hot pressing all-glass paper, and make house ornamentation door according to certain size.
embodiment two
See accompanying drawing 2, in another embodiment of the present invention, the side structure of string house ornamentation door is three-decker, be according to this from top to bottom: lower enhancement Layer 1, string sandwich layer 2, upper enhancement Layer 3, wherein, the interface of upper and lower enhancement Layer 1,3 and string sandwich layer 2 is zigzag, can increase the gummed degree on string sandwich layer surface like this, improves the stability of sandwich layer and the gummed up and down between enhancement Layer.
embodiment three
See accompanying drawing 3, in another embodiment of the present invention, the side structure of string house ornamentation door is three-decker, be according to this from top to bottom: lower enhancement Layer 1, string sandwich layer 2, upper enhancement Layer 3, wherein, the interface of upper and lower enhancement Layer 1,3 and string sandwich layer 2 is waveform, can increase the gummed degree on string sandwich layer surface like this, improves the stability of sandwich layer and the gummed up and down between enhancement Layer.
embodiment four
See accompanying drawing 4, ornamental in order to increase, upper enhancement Layer 3 also arranges a surface decoration layer 4, and surface decoration layer is solid wood sheet, and thickness is 1-2mm, can carve various pattern above.
Because house ornamentation door of the present invention mainly adopts string as base material, can prevent the pollution of the environment, have good economic benefit and ecological environment benefit, and light weight, protection against the tide, be not easy to go mouldy and be out of shape, long service life, Simultaneous Stabilization is good, indeformable; Internal bond strength and density stabilized, has antiwear characteristic.
Ensureing the hydroxyl considerably increasing plant fibre surface under the condition that cellulose destroys on a small quantity, improve adhesive to the ability of the gummed of string, and by the preparation of multilayer composite board while the resistance to water strengthening house ornamentation door, improve the performance such as anticorrosion, heat insulation of house ornamentation door
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalency thereof.
Claims (8)
1. a string house ornamentation door, this house ornamentation door-plate material is followed successively by lower enhancement Layer, string sandwich layer and upper enhancement Layer from the bottom to top, it is characterized in that, wherein string sandwich layer comprises enzyme string powder; Described string sandwich layer is made up of enzyme string powder, modified adhesive mixture, iron oxide yellow, fire retardant, paraffin, and wherein the weight ratio of enzyme string powder, modified adhesive mixture, iron oxide yellow, fire retardant, paraffin is: (75-80): (14-16): (0.5-1): (1-3.5): (4-5);
Described modified adhesive mixture is the intermixture of Lauxite and polysiloxanes, and wherein, the weight ratio of Lauxite and polysiloxanes is 50:1.
2. house ornamentation door as claimed in claim 1, it is characterized in that, described upper enhancement Layer or lower enhancement Layer are: metallic fibrous layer, glass layer and/or melamine gum dipped paper.
3. house ornamentation door as claimed in claim 1, it is characterized in that, fire retardant is Al (OH)
3, Mg (OH)
2and/or APP.
4. house ornamentation door as claimed in claim 1, it is characterized in that, the interface of described upper and lower enhancement Layer and string sandwich layer is zigzag or waveform.
5. house ornamentation door as claimed in claim 1, it is characterized in that, upper enhancement Layer also arranges a surface decoration layer, and described surface decoration layer is solid wood sheet.
6. a preparation method for string house ornamentation door, is characterized in that, described method comprises the steps:
Step one, straw to be pulverized as 20-80 object stalk powder;
Step 2, configuration pH are the acetic acid solution of 4.0-5.0, add concentration for (20-30) U/g benzenediol oxidizing ferment, obtain enzyme reaction solution in acetic acid solution;
Step 3, be 1:(20-30 with the enzyme reaction solution in step 2 according to weight ratio by the stalk powder in step one) ratio mix, obtain enzymatic stalk powder;
Step 4, the enzymatic stalk powder in step 3 carried out to drying process, make enzymatic stalk powder moisture at 5-7%;
Step 5, be 1:(50-60 with Lauxite according to weight ratio by polysiloxanes) mix, prepare modified adhesive mixture;
Step 6, the dried enzymatic stalk powder will obtained in step 4, the modified adhesive mixture obtained in step 5, iron oxide yellow, Al (OH)
3, liquid paraffin is (75-80) according to weight ratio: (14-16): (0.5-1): (1-3.5): the ratio mixing of (4-5);
Step 7, drying is carried out to the composite material in step 6 and is hot pressed into density board;
Step 8, with density board be sandwich layer at upper and lower surface hot pressing melamine gum dipped paper and/or all-glass paper, and make house ornamentation door according to certain size.
7. method as claimed in claim 6, it is characterized in that, in step 4, dry treatment temperature is 120-150 DEG C.
8. method as claimed in claim 6, it is characterized in that, in step 7, dry treatment temperature is 160-200 DEG C, and hot pressing temperature is 160-180 DEG C, and hot pressing pressure is 2.5-3.5MPa.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310143907.9A CN103203791B (en) | 2013-04-24 | 2013-04-24 | A kind of string house ornamentation door |
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| CN201310143907.9A CN103203791B (en) | 2013-04-24 | 2013-04-24 | A kind of string house ornamentation door |
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| CN103203791A CN103203791A (en) | 2013-07-17 |
| CN103203791B true CN103203791B (en) | 2015-09-09 |
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| CN103192441B (en) * | 2013-04-19 | 2015-07-22 | 琚长林 | Plant fiber composite fireproof plate |
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