CN109505389B - Waterproof environment-friendly wallpaper and preparation method thereof - Google Patents
Waterproof environment-friendly wallpaper and preparation method thereof Download PDFInfo
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- CN109505389B CN109505389B CN201811393367.9A CN201811393367A CN109505389B CN 109505389 B CN109505389 B CN 109505389B CN 201811393367 A CN201811393367 A CN 201811393367A CN 109505389 B CN109505389 B CN 109505389B
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- waterproof
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/002—Coverings or linings, e.g. for walls or ceilings made of webs, e.g. of fabrics, or wallpaper, used as coverings or linings
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/21—Paper; Textile fabrics
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0015—Electro-spinning characterised by the initial state of the material
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
- D01D5/0076—Electro-spinning characterised by the electro-spinning apparatus characterised by the collecting device, e.g. drum, wheel, endless belt, plate or grid
- D01D5/0084—Coating by electro-spinning, i.e. the electro-spun fibres are not removed from the collecting device but remain integral with it, e.g. coating of prostheses
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N7/00—Flexible sheet materials not otherwise provided for, e.g. textile threads, filaments, yarns or tow, glued on macromolecular material
- D06N7/0002—Wallpaper or wall covering on textile basis
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a waterproof environment-friendly wallpaper, belongs to the field of interior decoration, and aims to provide a green environment-friendly and effectively waterproof wallpaper; the waterproof layer consists of non-woven fabrics and a waterproof film; the waterproof membrane is prepared from the following components in parts by mass: PAFs powder, carbon nano-fiber, tensile-resistant strong-adhesion mixed modified resin and organic solvent. The invention aims to provide a waterproof environment-friendly wallpaper, which has the additional functions of preventing the seepage of moisture contained in building materials such as cement in a wall body and the erosion of the moisture in the external environment to the wallpaper, prolonging the service life of the wallpaper, improving the universality of the wallpaper, adsorbing harmful gas and fine dust in the surrounding air, purifying the air and protecting the environment.
Description
Technical Field
The invention relates to the field of interior decoration, in particular to waterproof environment-friendly wallpaper and a preparation method thereof.
Background
Porous organic framework materials (POFs) have properties similar to inorganic molecular sieves and are often referred to as "organic molecular sieves". They have the common characteristics that: 1. the covalent bond bonding has good chemical stability and thermal stability; 2. the composition elements of the material are common light elements (C, O, B, N, Si), and the density of the material is low; 3. the material is a crystalline material, has regular structure, uniform pore channel and narrow and fine pore size distribution; 4. contains a large co-orientation system and has a rigid structure. The porous organic framework material has various monomer types and simple synthesis method, and has potential application in gas adsorption, photoelectricity, catalysis and other aspects. Especially in the aspect of adsorption performance, compared with traditional adsorbent materials such as activated carbon, molecular sieves, zeolite and the like, the porous organic framework has obvious advantages, and is mainly reflected in that: the synthetic monomers are various in types, different structure types can be formed, and special functional groups can be introduced, so that the specific recognition and adsorption of some substances are achieved; the pore size of the surface of the material can be regulated and controlled, and the material has a larger specific surface area. The characteristics lead the porous organic framework material to have great application potential in related fields such as molecular recognition, adsorption and the like, and particularly have greater application prospect in sample pretreatment. Porous Organic Frameworks (POFs) have abundant synthetic reaction types, controllable pore channel structures and diversified modified functional groups, and have potential application values in various fields such as gas storage, gas separation, catalysis, luminescence, electricity and the like, so that the materials attract the wide attention of scientists. Porous Aromatic Frameworks (PAFs) are important members of the POFs family, and there have been many breakthrough advances in recent research efforts. In the prior art, the waterproof layer is designed below the coating layer, so that the coating layer cannot be protected, and the waterproof effect of the wallpaper is reduced.
Disclosure of Invention
The invention aims to provide a waterproof environment-friendly wallpaper, which has the additional functions of preventing the seepage of moisture contained in building materials such as cement in a wall body and the erosion of the moisture in the external environment to the wallpaper, prolonging the service life of the wallpaper, improving the universality of the wallpaper, adsorbing harmful gas and fine dust in the surrounding air, purifying the air and protecting the environment.
The technical purpose of the invention is realized by the following technical scheme:
the waterproof environment-friendly wallpaper is characterized by comprising a non-setting adhesive layer, a release paper layer, a waterproof layer and a coating layer; the waterproof layer consists of non-woven fabrics and a waterproof film; the waterproof membrane is prepared from the following components in parts by mass: 30-40 parts of PAFs powder, 30-50 parts of carbon nano-fiber, 28-37 parts of organic silicon modified resin and 50-70 parts of organic solvent.
Further, the PAFs powder is any one of aza-PAF, PAF-2 or ZSOF.
Further, the coating layer is prepared from the following components in parts by weight: 48-72 parts of polyacetamide resin, 5-10 parts of pigment, 4-8 parts of dispersing agent, 4-6 parts of calcium carbonate, 10-15 parts of magnesium sulfate and 30-50 parts of a mixture of acetonitrile and ethanol.
Further, the preparation method of the coating layer comprises the following steps: heating the polyacetamide resin to 200-220 ℃, adding the pigment into the polyacetamide resin, stirring for 1-1.5h, cooling to room temperature, adding a mixture of acetonitrile and ethanol, sequentially adding the dispersant and the calcium carbonate, stirring for 0.5-1.5h, uniformly mixing, adding magnesium sulfate, and stirring to obtain the composition emulsion.
Further, the organic solvent is any one of ethanol, butyl acetate or ethylene glycol butyl ether acetate.
Further, the organic silicon modified resin is any one or a mixture of two of organic silicon modified epoxy resin, organic silicon modified acrylic resin or organic silicon modified polyurethane.
Further, the preparation method of the waterproof layer comprises the following steps:
step 1, adding the PAFs powder and the carbon nanofibers into an organic solvent at normal temperature, and stirring to obtain a mixture;
step 2, adding the tensile-resistant strong-adhesion mixed modified resin into the mixture obtained in the step 1 at normal temperature, and continuously stirring to obtain a suspension;
and 3, forming a waterproof film by using the suspension obtained in the step 2 in an electrostatic spinning mode, and coating the waterproof film on the non-woven fabric to form the waterproof layer.
Further, the preparation method of the waterproof environment-friendly wallpaper comprises the following steps: and (3) laminating the release paper layer, the self-adhesive layer and the waterproof layer by using a laminating machine, and coating the coating layer on the waterproof layer to form the waterproof environment-friendly wallpaper.
By adopting the technical scheme, the novel waterproof environment-friendly wallpaper provided by the invention can effectively prevent water in the air and water contained in various materials such as cement and the like in a wall body from corroding the wallpaper, and meanwhile, the thickness of the wallpaper is reduced, and the practicability of the wallpaper is enhanced.
In conclusion, the invention has the following beneficial effects:
the PAFs material has high specific surface area, low skeleton density, diversified structure, high chemical stability and thermal stability, has a stable crystal structure, can form a long-range orderly compact PAFs membrane, has hydrophobic groups, has excellent waterproof effect, has rich micro-mesoporous pore channels, can effectively absorb harmful gas and fine dust particles in the air, and has an environment-friendly effect.
2. The carbon nanofiber serving as an organic framework material can be tightly combined with PAFs materials through an anti-tensile adhesive with strong adhesive force to form a compact structure, so that the waterproof effect of the wallpaper provided by the invention is further enhanced;
3. the carbon nanofiber has higher tensile modulus, and the whole material has higher wear resistance and tearing property, so that the service life of the wallpaper provided by the invention is effectively prolonged.
4. The magnesium sulfate in the coating layer can adsorb a large amount of water in the air, the water can be locked in the coating layer to form magnesium sulfate hydrate, the water is prevented from permeating into the wallpaper, the waterproof effect is achieved, and the coating layer is combined with a waterproof layer to be used for preventing water from inside and outside.
Detailed Description
The technical solution of the present invention is further explained below.
The waterproof environment-friendly wallpaper is characterized by comprising a non-setting adhesive layer, a release paper layer, a waterproof layer and a coating layer; the waterproof layer consists of non-woven fabrics and a waterproof film; the waterproof membrane is prepared from the following components in parts by mass: 30-40 parts of PAFs powder, 30-50 parts of carbon nano-fiber, 28-37 parts of organic silicon modified resin and 50-70 parts of organic solvent.
As a preferred embodiment, the PAFs powder is any one of aza-PAF, PAF-2 or ZSOF.
As a preferable scheme, the coating layer is prepared from the following components in parts by mass: 48-72 parts of polyacetamide resin, 5-10 parts of pigment, 4-8 parts of dispersing agent, 4-6 parts of calcium carbonate, 10-15 parts of magnesium sulfate and 30-50 parts of a mixture of acetonitrile and ethanol.
As a preferred scheme, the preparation method of the coating layer comprises the following steps: heating the polyacetamide resin to 200-220 ℃, adding the pigment into the polyacetamide resin, stirring for 1-1.5h, cooling to room temperature, adding a mixture of acetonitrile and ethanol, sequentially adding the dispersant and the calcium carbonate, stirring for 0.5-1.5h, uniformly mixing, adding magnesium sulfate, and stirring to obtain the composition emulsion.
Preferably, the organic solvent is any one of ethanol, butyl acetate or ethylene glycol butyl ether acetate.
Preferably, the organic silicon modified resin is any one or a mixture of two of organic silicon modified epoxy resin, organic silicon modified acrylic resin or organic silicon modified polyurethane.
Further, the preparation method of the waterproof layer comprises the following steps:
step 1, adding the PAF powder and the carbon nanofibers into an organic solvent at normal temperature and stirring to obtain a mixture;
step 2, adding the tensile-resistant strong-adhesion mixed modified resin into the mixture obtained in the step 1 at normal temperature, and continuously stirring to obtain a suspension;
and 3, forming a waterproof film by using the suspension obtained in the step 2 in an electrostatic spinning mode, and coating the waterproof film on the non-woven fabric to form the waterproof layer.
As a preferred scheme, the preparation method of the waterproof environment-friendly wallpaper comprises the following steps: and (3) laminating the release paper layer, the self-adhesive layer and the waterproof layer by using a laminating machine, and coating the coating layer on the waterproof layer to form the waterproof environment-friendly wallpaper.
Example 1
Step one, heating 48 parts of polyacetamide resin to 200 ℃, adding a pigment into the polyacetamide resin, stirring for 1 hour, cooling to room temperature, adding a mixture of 20 parts of acetonitrile and 30 parts of ethanol, sequentially adding 4 parts of a dispersing agent and 4 parts of calcium carbonate, stirring for 0.5 hour, uniformly mixing, adding 10 parts of magnesium sulfate, and stirring to obtain a coating layer;
step two, adding 30 parts of aza-PAF powder and 30 parts of carbon nano-fiber into 50 parts of ethanol at normal temperature, and stirring to obtain a mixture;
step three, adding 28 parts of organic silicon modified epoxy resin into the mixture obtained in the step two at normal temperature, and continuously stirring to obtain a suspension;
and step four, forming a waterproof film on the suspension obtained in the step three in an electrostatic spinning mode, and coating the waterproof film on the non-woven fabric to form the waterproof layer.
And step five, laminating the release paper layer, the non-dry adhesive layer and the waterproof layer by using a laminating machine, and coating the coating layer on the waterproof layer to form the waterproof environment-friendly wallpaper.
Example 2
Step one, heating 72 parts of polyacetamide resin to 220 ℃, adding a pigment into the polyacetamide resin, stirring for 1.5 hours, cooling to room temperature, adding a mixture of 10 parts of acetonitrile and 40 parts of ethanol, sequentially adding 8 parts of a dispersing agent and 6 parts of calcium carbonate, stirring for 1.5 hours, uniformly mixing, adding 15 parts of magnesium sulfate, and stirring to obtain a coating layer;
step two, adding 40 parts of PAF-2 powder and 50 parts of carbon nanofiber into 70 parts of butyl acetate at normal temperature and stirring to obtain a mixture;
step three, adding 37 parts of organic silicon modified acrylic resin into the mixture obtained in the step two at normal temperature, and continuously stirring to obtain a suspension;
and step four, forming a waterproof film on the suspension obtained in the step three in an electrostatic spinning mode, and coating the waterproof film on the non-woven fabric to form the waterproof layer.
And step five, laminating the release paper layer, the non-dry adhesive layer and the waterproof layer by using a laminating machine, and coating the coating layer on the waterproof layer to form the waterproof environment-friendly wallpaper.
Example 3
Step one, heating 50 parts of polyacetamide resin to 220 ℃, adding a pigment into the polyacetamide resin, stirring for 1 hour, cooling to room temperature, adding a mixture of 30 parts of acetonitrile and 10 parts of ethanol, sequentially adding 5 parts of a dispersing agent and 7 parts of calcium carbonate, stirring for 0.5 hour, uniformly mixing, adding 12 parts of magnesium sulfate, and stirring to obtain a coating layer;
adding 35 parts of ZSOF powder and 45 parts of carbon nanofibers into 50 parts of butyl acetate, and stirring to obtain a mixture at normal temperature;
step three, adding 30 parts of organic silicon modified polyurethane resin into the mixture obtained in the step two at normal temperature, and continuously stirring to obtain a suspension;
and step four, forming a waterproof film on the suspension obtained in the step three in an electrostatic spinning mode, and coating the waterproof film on the non-woven fabric to form the waterproof layer.
And step five, laminating the release paper layer, the non-dry adhesive layer and the waterproof layer by using a laminating machine, and coating the coating layer on the waterproof layer to form the waterproof environment-friendly wallpaper.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (8)
1. The waterproof environment-friendly wallpaper is characterized by comprising a non-setting adhesive layer, a release paper layer, a waterproof layer and a coating layer; the waterproof layer consists of non-woven fabrics and a waterproof film; the waterproof membrane is prepared from the following components in parts by mass: 30-40 parts of PAFs powder, 30-50 parts of carbon nano-fiber, 28-37 parts of organic silicon modified resin and 50-70 parts of organic solvent.
2. The waterproof environment-friendly wallpaper according to claim 1, wherein the PAFs powder is any one of aza-PAF, PAF-2 or ZSOF.
3. The waterproof environment-friendly wallpaper according to claim 1, wherein the finish layer is prepared from the following components in parts by mass: 48-72 parts of polyacetamide resin, 5-10 parts of pigment, 4-8 parts of dispersing agent, 4-6 parts of calcium carbonate, 10-15 parts of magnesium sulfate and 30-50 parts of a mixture of acetonitrile and ethanol.
4. The waterproof environment-friendly wallpaper according to claim 3, wherein the preparation method of the coating layer comprises the following steps: heating the polyacetamide resin to 200-220 ℃, adding the pigment into the polyacetamide resin, stirring for 1-1.5h, cooling to room temperature, adding a mixture of acetonitrile and ethanol, sequentially adding the dispersant and the calcium carbonate, stirring for 0.5-1.5h, uniformly mixing, adding magnesium sulfate, and stirring to obtain the composition emulsion.
5. The waterproof environment-friendly wallpaper according to claim 1, wherein the organic solvent is any one of ethanol, butyl acetate or ethylene glycol butyl ether acetate.
6. The waterproof environment-friendly wallpaper according to claim 1, wherein the silicone modified resin is any one or a mixture of two of silicone modified epoxy resin, silicone modified acrylic resin or silicone modified polyurethane.
7. The waterproof environment-friendly wallpaper according to claim 1, wherein the preparation method of the waterproof layer comprises the following steps:
step 1, adding the PAFs powder and the carbon nanofibers into an organic solvent at normal temperature, and stirring to obtain a mixture;
step 2, adding stretch-resistant organic silicon modified resin into the mixture obtained in the step 1 at normal temperature, and continuously stirring to obtain a suspension;
and 3, forming a waterproof film by using the suspension obtained in the step 2 in an electrostatic spinning mode, and coating the waterproof film on the non-woven fabric to form the waterproof layer.
8. The preparation method of the waterproof environment-friendly wallpaper is characterized by comprising the following steps: and (3) pressing the release paper layer, the adhesive sticker layer and the waterproof layer according to any one of claims 1 to 7 by using a pressing machine, and coating the coating layer on the waterproof layer to form the waterproof environment-friendly wallpaper.
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| CN201811393367.9A CN109505389B (en) | 2018-11-21 | 2018-11-21 | Waterproof environment-friendly wallpaper and preparation method thereof |
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| CN201811393367.9A CN109505389B (en) | 2018-11-21 | 2018-11-21 | Waterproof environment-friendly wallpaper and preparation method thereof |
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| CN106318192B (en) * | 2016-09-12 | 2019-01-04 | 广东玉兰集团股份有限公司 | A kind of aqueous wallpaper waterproof basement membrane and preparation method thereof |
| CN106703311A (en) * | 2016-12-22 | 2017-05-24 | 安徽易有墙纸有限公司 | Heat-resisting waterproof wallpaper and production method thereof |
| CN106867372A (en) * | 2016-12-22 | 2017-06-20 | 安徽易有墙纸有限公司 | A kind of high-hardness water-proof wallpaper |
| CN106833301A (en) * | 2016-12-22 | 2017-06-13 | 安徽易有墙纸有限公司 | A kind of high-tenacity waterproof wallpaper and preparation method thereof |
| WO2018129406A1 (en) * | 2017-01-06 | 2018-07-12 | University Of South Florida | Amphiphobic porous materials |
| CN107653740A (en) * | 2017-09-29 | 2018-02-02 | 浙江爱漫时壁纸有限公司 | A kind of waterproof wallpaper |
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