CN102926273A - Nanoparticle-reinforced wallpaper paste and preparation method thereof - Google Patents
Nanoparticle-reinforced wallpaper paste and preparation method thereof Download PDFInfo
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- CN102926273A CN102926273A CN2012104188928A CN201210418892A CN102926273A CN 102926273 A CN102926273 A CN 102926273A CN 2012104188928 A CN2012104188928 A CN 2012104188928A CN 201210418892 A CN201210418892 A CN 201210418892A CN 102926273 A CN102926273 A CN 102926273A
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Abstract
The invention discloses nanoparticle-reinforced wallpaper paste and a preparation method thereof. The nanoparticle-reinforced wallpaper paste is prepared from 25 to 80 parts by mass of plasticizers, 50 to 150 parts by mass of a PVC resin, 3 to 7 parts by mass of a viscosity regulator, 1 to 5 parts by mass of a stabilizer, 1 to 3 parts by mass of a foaming agent, 30 to 80 parts by mass of heavy calcium, 10 to 30 parts by mass of titanium dioxide and 1 to 10 parts by mass of modified nano-silica. The nanoparticle-reinforced wallpaper paste solves the problem that the existing wall paper has poor mechanical properties and can be scratched easily. A wall paper prepared from the nanoparticle-reinforced wallpaper paste has excellent mechanical properties.
Description
Technical field
The present invention relates to a kind of nanometer and strengthen wallpaper thickener and preparation method thereof.
Background technology
Wallpaper is a kind of material for decoration indoor wall and ceiling surface,, the distinguished decorative effects such as color complete, third dimension strong, easy cleaning full of flourishes with it, be fit to the modern house requirement, more and more extremely people's favor, and with the raising of this modern house life, people are also improving constantly diversity and the quality requirement of wallpaper style.
The kind of wallpaper also emerges in an endless stream, produces at present at most, and a kind of wallpaper of selling the most soon, the main raw material overwhelming majority is polyvinyl chloride, is called for short the PVC plastic wallpaper.Plastic wallpaper is divided into common wallpaper, dark embossing foaming wallpaper etc. usually, and the first kind is divided again some kinds, and the first kind is further divided into pattern miscellaneous.Common wallpaper is made base material with the paper of 80g/ ㎡, and the PVC paste resin about plastic-coated 100g/ ㎡ is again through stamp (mainly being intaglio plate), monochromatic embossing, printing and embossing several types.The foaming wallpaper is made base material with the paper of 100g/ ㎡, and plastic-coated 300-400 g/ ㎡ is mixed with the PVC paste resin of blowing agent, and foaming forms again behind dark embossing stamp.This class wallpaper seems abundant, soft than common wallpaper, and wherein the wallpaper surface is and is rich in resilient concavo-convexly after the foaming, and its product China ink bed thickness is real, and third dimension and embossment sense are strong, can reach the inaccessible printing effect of other printing process.In recent years, more and more be subject to the market favor.
Yet for present PVC wallpaper, a commonplace problem is that mechanical property is relatively poor, scratches easily, just scraps after scratching because of carelessness.
Summary of the invention
The purpose of this invention is to provide a kind of nanometer and strengthen wallpaper thickener and preparation method thereof.
The technical solution used in the present invention is:
A kind of nanometer strengthens the wallpaper thickener, and its raw material by following parts by mass forms: the coarse whiting of the stabilizing agent of the polyvinyl chloride resin of the plasticizer of 25-80 part, 50-150 part, the viscosity modifier of 3-7 part, 1-5 part, the blowing agent of 1-3 part, 30-80 part, the titanium dioxide of 10-30 part, the modified manometer silicon dioxide of 1-10 part; Described improved silica is like this preparation: with ethylene glycol, ammoniacal liquor, the water three is according to volume ratio 1:(0.8-1.2): ratio (0.8-1.2) mixes and obtains mixed solvent, be 1:(6-8 with ethyl orthosilicate and ethylene glycol according to volume ratio) mix, be 1:(1.5-2 with described mixed solvent according to volume ratio with the mixture of ethyl orthosilicate and ethylene glycol) mix, 60-80 ℃ of lower magnetic force stirs 6-8h, obtain colloidal sol, gained colloidal sol is carried out repeatedly 3-5 time centrifugal, the alcohol washing, obtain the silica bead, with gained silica bead and organic solvent according to 1g:(20-25) ratio of ml is mixed to get suspension, with titanate coupling agent, butyl acrylate, organic solvent is according to 1mol:(0.8-1.2) mol:(0.8-1.2) mol mixes and obtains modified solution, with described suspension, modified solution, water is 1:(3-5 according to volume ratio): mixing (0.2-0.5), 60-80 ℃ of lower magnetic force stirs 6-8h, carry out repeatedly 3-5 time centrifugal, alcohol washs, and obtains the nano silicon of surface modification.
A kind of nanometer strengthens the wallpaper thickener, and its raw material by following parts by mass forms: the coarse whiting of the stabilizing agent of the polyvinyl chloride resin of the plasticizer of 40-60 part, 80-120 part, the viscosity modifier of 3-5 part, 1-3 part, the blowing agent of 1.8-2.2 part, 40-50 part, the titanium dioxide of 15-20 part, the modified manometer silicon dioxide of 1-3 part; Described improved silica is like this preparation: with ethylene glycol, ammoniacal liquor, the water three is according to volume ratio 1:(0.8-1.2): ratio (0.8-1.2) mixes and obtains mixed solvent, be 1:(6-8 with ethyl orthosilicate and ethylene glycol according to volume ratio) mix, be 1:(1.5-2 with described mixed solvent according to volume ratio with the mixture of ethyl orthosilicate and ethylene glycol) mix, 60-80 ℃ of lower magnetic force stirs 6-8h, obtain colloidal sol, gained colloidal sol is carried out repeatedly 3-5 time centrifugal, the alcohol washing, obtain the silica bead, with gained silica bead and organic solvent according to 1g:(20-25) ratio of ml is mixed to get suspension, with titanate coupling agent, butyl acrylate, organic solvent is according to 1mol:(0.8-1.2) mol:(0.8-1.2) mol mixes and obtains modified solution, with described suspension, modified solution, water is 1:(3-5 according to volume ratio): mixing (0.2-0.5), 60-80 ℃ of lower magnetic force stirs 6-8h, carry out repeatedly 3-5 time centrifugal, alcohol washs, and obtains the nano silicon of surface modification.
Described plasticizer comprises phthalic ester plasticizer, epoxidized soybean oil.
Described phthalic ester plasticizer is dioctyl phthalate.
Described organic solvent is a kind of among DMF, the DMSO.
Prepare a kind of nanometer and strengthen the method that wallpaper is used thickener, may further comprise the steps:
1) various mixing of materials are even;
2) material after will mixing grinds by three-roll grinder;
3) material after will grinding gets final product to get thickener by screen filtration.
The invention has the beneficial effects as follows: nano particle of the present invention strengthens wallpaper can well solve the wallpaper poor mechanical property with thickener, the shortcoming of scratching easily, and with the wallpaper that thickener of the present invention is made, mechanical property is excellent.
The specific embodiment
The present invention is described further below in conjunction with specific embodiment:
Embodiment 1:
A kind of nanometer strengthens the wallpaper thickener, and its raw material by following parts by mass forms: 50 parts plasticizer DOP, 100 parts PVC paste resin P450,3 parts epoxidized soybean oil, 3 parts solvent naphtha D80,2.6 parts calcium zinc stabilizer, blowing agent AC-K of 2.2 parts, 46 parts coarse whiting, 16 parts titanium dioxide, 2 parts modified manometer silicon dioxide; Described improved silica is like this preparation: with ethylene glycol, ammoniacal liquor, the water three mixes according to the ratio of volume ratio 1:0.8:0.8 and obtains mixed solvent, be that 1:6 mixes with ethyl orthosilicate and ethylene glycol according to volume ratio, be that 1:1.5 mix with described mixed solvent according to volume ratio with the mixture of ethyl orthosilicate and ethylene glycol, 60-80 ℃ of lower magnetic force stirs 6-8h, obtain colloidal sol, gained colloidal sol is carried out repeatedly 3-5 time centrifugal, the alcohol washing, obtain the silica bead, gained silica bead and organic solvent DMF are mixed to get suspension according to the ratio of 1g:20ml, with titanate coupling agent, butyl acrylate, organic solvent DMF mixes according to 1mol:0.8mol:0.8mol and obtains modified solution, with described suspension, modified solution, the water three is that 1:3:0.2 mixes according to volume ratio, 60-80 ℃ of lower magnetic force stirs 6-8h, carry out repeatedly 3-5 time centrifugal, alcohol washs, and obtains the nano silicon of surface modification.
Use above-mentioned prescription to be prepared a kind of nanometer and strengthen the method that wallpaper is used thickener, may further comprise the steps:
1) various raw materials is mixed;
2) material after will mixing grinds by three-roll grinder;
3) material after will grinding gets final product to get thickener by 200 purpose screen filtrations.
With the thickener of above-mentioned preparation for the preparation of the PVC wallpaper,
A kind of preparation technology of PVC wallpaper may further comprise the steps:
1) thickener in the above-mentioned preparation of base stock coating gets the semi-finished product wallpaper under 170 ℃, and the transporting velocity of base stock is 60m/min;
2) print decorative pattern at the semi-finished product wallpaper under 120 ℃, the transporting velocity of semi-finished product wallpaper is 50m/min;
3) the above-mentioned semi-finished product wallpaper (transporting velocity is 50m/min) that has printed decorative pattern is carried out dark embossing with embossing machine, the temperature of embossing is 210 ℃.
The preparation technology of this wallpaper is affiliated field common practise.
Embodiment 2:
A kind of nanometer strengthens the wallpaper thickener, and its raw material by following parts by mass forms: 48 parts plasticizer DOP, 100 parts PVC paste resin P450,3 parts epoxidized soybean oil, 3 parts solvent naphtha D80,2.5 parts calcium zinc stabilizer, blowing agent AC-K of 2.6 parts, 50 parts coarse whiting, 15 parts titanium dioxide, 2 parts modified manometer silicon dioxide; Described improved silica is like this preparation: with ethylene glycol, ammoniacal liquor, the water three mixes according to the ratio of volume ratio 1:1:1 and obtains mixed solvent, be that 1:8 mixes with ethyl orthosilicate and ethylene glycol according to volume ratio, be that 1:2 mix with described mixed solvent according to volume ratio with the mixture of ethyl orthosilicate and ethylene glycol, 60-80 ℃ of lower magnetic force stirs 6-8h, obtain colloidal sol, gained colloidal sol is carried out repeatedly 3-5 time centrifugal, the alcohol washing, obtain the silica bead, gained silica bead and organic solvent DMF are mixed to get suspension according to the ratio of 1g:25ml, with titanate coupling agent, butyl acrylate, organic solvent DMF mixes according to 1mol:1.2mol:1.2mol and obtains modified solution, with described suspension, modified solution, the water three is that 1:5:0.5 mixes according to volume ratio, 60-80 ℃ of lower magnetic force stirs 6-8h, carry out repeatedly 3-5 time centrifugal, alcohol washs, and obtains the nano silicon of surface modification.
Use above-mentioned prescription to be prepared a kind of nanometer and strengthen the method that wallpaper is used thickener, may further comprise the steps:
1) each raw material is mixed;
2) material after will mixing grinds by three-roll grinder;
3) material after will grinding gets final product to get thickener by 200 purpose screen filtrations.
With the thickener of above-mentioned preparation for the preparation of the PVC wallpaper,
A kind of preparation technology of PVC wallpaper may further comprise the steps:
1) thickener in the above-mentioned preparation of base stock coating gets the semi-finished product wallpaper under 170 ℃, and the transporting velocity of base stock is 60m/min;
2) print decorative pattern at the semi-finished product wallpaper under 120 ℃, the transporting velocity of semi-finished product wallpaper is 50m/min;
3) the above-mentioned semi-finished product wallpaper (transporting velocity is 50m/min) that has printed decorative pattern is carried out dark embossing with embossing machine, the temperature of embossing is 210 ℃.
The preparation technology of this wallpaper is affiliated field common practise.
Embodiment 3:
A kind of nanometer strengthens the wallpaper thickener, and its raw material by following parts by mass forms: 52 parts plasticizer DOP, 100 parts PVC paste resin P450,3.5 parts epoxidized soybean oil, 3 parts solvent naphtha D80,3 parts calcium zinc stabilizer, blowing agent AC-K of 2.6 parts, 50 parts coarse whiting, 18 parts titanium dioxide, 3 parts modified manometer silicon dioxide; Described improved silica is like this preparation: with ethylene glycol, ammoniacal liquor, the water three mixes according to the ratio of volume ratio 1:1:1 and obtains mixed solvent, be that 1:8 mixes with ethyl orthosilicate and ethylene glycol according to volume ratio, be that 1:1.8 mix with described mixed solvent according to volume ratio with the mixture of ethyl orthosilicate and ethylene glycol, 60-80 ℃ of lower magnetic force stirs 6-8h, obtain colloidal sol, gained colloidal sol is carried out repeatedly 3-5 time centrifugal, the alcohol washing, obtain the silica bead, gained silica bead and organic solvent DMF are mixed to get suspension according to the ratio of 1g:22ml, with titanate coupling agent, butyl acrylate, organic solvent DMF mixes according to 1mol:1.2mol:1.2mol and obtains modified solution, with described suspension, modified solution, the water three is that 1:3.6:0.36 mixes according to volume ratio, 60-80 ℃ of lower magnetic force stirs 6-8h, carry out repeatedly 3-5 time centrifugal, alcohol washs, and obtains the nano silicon of surface modification.
Use above-mentioned prescription to be prepared a kind of nanometer and strengthen the method that wallpaper is used thickener, may further comprise the steps:
1) various raw materials is mixed;
2) material after will mixing grinds by three-roll grinder;
3) material after will grinding gets final product to get thickener by 200 purpose screen filtrations.
With the thickener of above-mentioned preparation for the preparation of the PVC wallpaper,
A kind of preparation technology of PVC wallpaper may further comprise the steps:
1) thickener in the above-mentioned preparation of base stock coating gets the semi-finished product wallpaper under 170 ℃, and the transporting velocity of base stock is 60m/min;
2) print decorative pattern at the semi-finished product wallpaper under 120 ℃, the transporting velocity of semi-finished product wallpaper is 50m/min;
3) the above-mentioned semi-finished product wallpaper (transporting velocity is 50m/min) that has printed decorative pattern is carried out dark embossing with embossing machine, the temperature of embossing is 210 ℃.
The preparation technology of this wallpaper is affiliated field common practise.
Be illustrated in figure 1 as the SEM figure of the modified manometer silicon dioxide of embodiment 1 preparation, the grammes per square metre of the wallpaper of embodiment 1-3 preparation is 350-351g/m2.
Mensuration part 2 according to GB/T 16578.2-2009 plastic sheeting and the tear-resistant performance of thin slice: Ai Laimenduofu (Elmendor) method is carried out tear-resistant test to wallpaper of the present invention, and the tear-resistant power of the wallpaper of embodiment 1-3 is between 80-120mN.
Claims (6)
1. a nanometer strengthens the wallpaper thickener, and its raw material by following parts by mass forms: the coarse whiting of the stabilizing agent of the polyvinyl chloride resin of the plasticizer of 25-80 part, 50-150 part, the viscosity modifier of 3-7 part, 1-5 part, the blowing agent of 1-3 part, 30-80 part, the titanium dioxide of 10-30 part, the modified manometer silicon dioxide of 1-10 part; Described improved silica is like this preparation: with ethylene glycol, ammoniacal liquor, the water three is according to volume ratio 1:(0.8-1.2): ratio (0.8-1.2) mixes and obtains mixed solvent, be 1:(6-8 with ethyl orthosilicate and ethylene glycol according to volume ratio) mix, be 1:(1.5-2 with described mixed solvent according to volume ratio with the mixture of ethyl orthosilicate and ethylene glycol) mix, 60-80 ℃ of lower magnetic force stirs 6-8h, obtain colloidal sol, gained colloidal sol is carried out repeatedly 3-5 time centrifugal, the alcohol washing, obtain the silica bead, with gained silica bead and organic solvent according to 1g:(20-25) ratio of ml is mixed to get suspension, with titanate coupling agent, butyl acrylate, organic solvent is according to 1mol:(0.8-1.2) mol:(0.8-1.2) mol mixes and obtains modified solution, with described suspension, modified solution, water is 1:(3-5 according to volume ratio): mixing (0.2-0.5), 60-80 ℃ of lower magnetic force stirs 6-8h, carry out repeatedly 3-5 time centrifugal, alcohol washs, and obtains the nano silicon of surface modification.
2. a nanometer strengthens the wallpaper thickener, and its raw material by following parts by mass forms: the coarse whiting of the stabilizing agent of the polyvinyl chloride resin of the plasticizer of 40-60 part, 80-120 part, the viscosity modifier of 3-5 part, 1-3 part, the blowing agent of 1.8-2.2 part, 40-50 part, the titanium dioxide of 15-20 part, the modified manometer silicon dioxide of 1-3 part; Described improved silica is like this preparation: with ethylene glycol, ammoniacal liquor, the water three is according to volume ratio 1:(0.8-1.2): ratio (0.8-1.2) mixes and obtains mixed solvent, be 1:(6-8 with ethyl orthosilicate and ethylene glycol according to volume ratio) mix, be 1:(1.5-2 with described mixed solvent according to volume ratio with the mixture of ethyl orthosilicate and ethylene glycol) mix, 60-80 ℃ of lower magnetic force stirs 6-8h, obtain colloidal sol, gained colloidal sol is carried out repeatedly 3-5 time centrifugal, the alcohol washing, obtain the silica bead, with gained silica bead and organic solvent according to 1g:(20-25) ratio of ml is mixed to get suspension, with titanate coupling agent, butyl acrylate, organic solvent is according to 1mol:(0.8-1.2) mol:(0.8-1.2) mol mixes and obtains modified solution, with described suspension, modified solution, water is 1:(3-5 according to volume ratio): mixing (0.2-0.5), 60-80 ℃ of lower magnetic force stirs 6-8h, carry out repeatedly 3-5 time centrifugal, alcohol washs, and obtains the nano silicon of surface modification.
3. a kind of nanometer according to claim 2 strengthens the wallpaper thickener, and it is characterized in that: described plasticizer comprises phthalic ester plasticizer, epoxidized soybean oil.
4. a kind of nanometer according to claim 3 strengthens the wallpaper thickener, and it is characterized in that: described phthalic ester plasticizer is dioctyl phthalate.
5. a kind of nanometer according to claim 3 strengthens the wallpaper thickener, it is characterized in that: described organic solvent is a kind of among DMF, the DMSO.
6. prepare a kind of nanometer claimed in claim 1 and strengthen the method that wallpaper is used thickener, may further comprise the steps:
1) various mixing of materials are even;
2) material after will mixing grinds by three-roll grinder;
3) material after will grinding gets final product to get thickener by screen filtration.
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| CN103290731A (en) * | 2013-05-08 | 2013-09-11 | 淮北龙盘工贸有限责任公司 | Environmental bamboo charcoal wallpaper |
| CN103726413A (en) * | 2013-11-29 | 2014-04-16 | 淮北龙盘工贸有限责任公司 | Novel compound wallpaper |
| CN103726415A (en) * | 2013-11-29 | 2014-04-16 | 淮北龙盘工贸有限责任公司 | Novel methanol-resistant, water-proof and mould-proof wallpaper |
| CN103726414A (en) * | 2013-11-29 | 2014-04-16 | 淮北龙盘工贸有限责任公司 | Formaldehyde-resistant environment-friendly ecologic wall paper |
| CN104109311A (en) * | 2014-07-09 | 2014-10-22 | 浙江卡尔克莱壁纸制造有限公司 | Wallpaper foaming pulp |
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| CN103290731A (en) * | 2013-05-08 | 2013-09-11 | 淮北龙盘工贸有限责任公司 | Environmental bamboo charcoal wallpaper |
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