CN115627645A - Dampproof wall cloth and manufacturing process thereof - Google Patents

Dampproof wall cloth and manufacturing process thereof Download PDF

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Publication number
CN115627645A
CN115627645A CN202211257836.0A CN202211257836A CN115627645A CN 115627645 A CN115627645 A CN 115627645A CN 202211257836 A CN202211257836 A CN 202211257836A CN 115627645 A CN115627645 A CN 115627645A
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parts
drying
layer
cloth
moisture
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魏欣
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Xinrun New Material Technology Jiangsu Co ltd
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Xinrun New Material Technology Jiangsu Co ltd
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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
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/18—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials
    • D06N3/186—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials one of the layers is on one surface of the fibrous web and the other layer is on the other surface of the fibrous web
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/46—Oxides or hydroxides of elements of Groups 4 or 14 of the Periodic System; Titanates; Zirconates; Stannates; Plumbates
    • D—TEXTILES; PAPER
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    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/77—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof
    • D06M11/79—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
    • D06M15/03—Polysaccharides or derivatives thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/507—Polyesters
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/564—Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
    • 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
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/02—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with cellulose derivatives
    • 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
    • D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
    • D06N3/121—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyesters, polycarbonates, alkyds
    • D06N3/123—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyesters, polycarbonates, alkyds with polyesters
    • 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
    • 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
    • D06N2209/00—Properties of the materials
    • D06N2209/16—Properties of the materials having other properties
    • D06N2209/1628—Dimensional stability
    • 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
    • D06N2209/00—Properties of the materials
    • D06N2209/16—Properties of the materials having other properties
    • D06N2209/1671—Resistance to bacteria, mildew, mould, fungi
    • 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
    • D06N2209/00—Properties of the materials
    • D06N2209/16—Properties of the materials having other properties
    • D06N2209/1685—Wear resistance
    • 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
    • D06N2211/00—Specially adapted uses
    • D06N2211/06—Building materials
    • D06N2211/063—Wall coverings
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F2290/00—Specially adapted covering, lining or flooring elements not otherwise provided for
    • E04F2290/04—Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire

Abstract

The invention discloses a dampproof wall cloth and a manufacturing process thereof, wherein the dampproof wall cloth comprises a substrate layer, a bottom film layer and a surface layer, the bottom film layer is compounded on the lower surface of the substrate layer, the surface layer is compounded on the upper surface of the substrate layer, the substrate is made of the dampproof cloth, and the dampproof cloth comprises 30-40 parts of waterborne polyurethane emulsion, 3-9 parts of polybutylene terephthalate fiber, 5-12 parts of nano silicon dioxide, 4-8 parts of nano titanium dioxide, 2-4 parts of chitin fiber, 1-3 parts of mineral powder and 2-4 parts of cloth forming auxiliary agent in parts by weight.

Description

Dampproof wall cloth and manufacturing process thereof
Technical Field
The invention relates to the technical field of damp-proof wall cloth, in particular to damp-proof wall cloth and a manufacturing process thereof.
Background
The wall cloth is a commonly used indoor decoration material, and is popular with consumers due to various kinds of wall cloth. The common wall cloth is only used for decoration, and the current wall cloth is easy to mildew and deform in a humid environment for a long time and influences the air environment, so that the improvement of the existing wall cloth is needed.
Disclosure of Invention
The invention aims to provide a damp-proof wall cloth and a manufacturing process thereof, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the moisture-proof wall cloth comprises a base material layer, a bottom film layer and a surface layer, wherein the bottom film layer is compounded on the lower surface of the base material layer, the surface layer is compounded on the upper surface of the base material layer, the base material is made of moisture-proof cloth, and the moisture-proof cloth comprises 30-40 parts by weight of waterborne polyurethane emulsion, 3-9 parts by weight of polybutylene terephthalate fiber, 5-12 parts by weight of nano silicon dioxide, 4-8 parts by weight of nano titanium dioxide, 2-4 parts by weight of chitin fiber, 1-3 parts by weight of mineral powder and 2-4 parts by weight of cloth forming auxiliary agent.
Preferably, the bottom film layer comprises 20-30 parts of micro-nano fiber non-woven fabric film, 10-20 parts of polylactic acid, 8-12 parts of acrylic emulsion, 4-12 parts of polyurethane emulsion and 3-9 parts of dodecyl alcohol ester in parts by weight.
Preferably, the surface layer comprises, by weight, 10-20 parts of sodium carboxymethylcellulose, 4-10 parts of white carbon black, 3-9 parts of fatty alcohol-polyoxyethylene ether, 2-6 parts of polytetrafluoroethylene modified wax, 3-6 parts of nano silicon nitride, 4-10 parts of guar gum and 6-12 parts of nano silicon dioxide modified starch.
Preferably, the manufacturing process comprises the following steps:
A. firstly, manufacturing a substrate layer;
B. then drying the substrate layer at low temperature;
C. coating the bottom film layer on the lower surface of the base material layer;
D. and coating the surface layer on the surface of the base material layer, and drying at 100-160 ℃ for 2-5min to form a waterproof coating, thereby obtaining the moisture-proof wall cloth.
Preferably, the method for manufacturing the substrate layer in the step a includes:
a. mixing the aqueous polyurethane emulsion, polybutylene terephthalate fiber, nano silicon dioxide, nano titanium dioxide, chitin fiber, mineral powder and a cloth forming auxiliary agent, and then adding the mixture into a stirrer to stir to obtain a mixed solution;
b. b, immersing a base fabric prepared in advance into the mixed solution obtained in the step a;
c. taking out the dipped base cloth, drying at low temperature and dipping again;
d. and finally, taking out the base cloth and drying to obtain the base material layer.
Preferably, the drying temperature of the step B is 70-90 ℃, and the drying time is 10-20 min.
Preferably, the drying temperature in the step c is 40-50 ℃ and the time is 8-12 min.
Preferably, the drying temperature of the step d is 120-140 ℃ and the time is 18-22 min.
Compared with the prior art, the invention has the beneficial effects that: the manufacturing process is simple, and the manufactured wall cloth has excellent moisture-proof and wear-resistant properties, strong adhesion with the wall, difficult shedding and mildew deformation and long service life.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a flow chart illustrating the fabrication of the present invention;
in the figure: substrate layer 1, basement membrane layer 2, surface course 3.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-2, the present invention provides a technical solution: the moisture-proof wall cloth comprises a substrate layer 1, a bottom film layer 2 and a surface layer 3, wherein the bottom film layer 2 is compounded on the lower surface of the substrate layer 1, the surface layer 3 is compounded on the upper surface of the substrate layer 1, the substrate is made of moisture-proof cloth, and the moisture-proof cloth comprises, by weight, 30-40 parts of waterborne polyurethane emulsion, 3-9 parts of polybutylene terephthalate fiber, 5-12 parts of nano silicon dioxide, 4-8 parts of nano titanium dioxide, 2-4 parts of chitin fiber, 1-3 parts of mineral powder and 2-4 parts of cloth forming auxiliary agent.
The first embodiment is as follows:
the moisture-proof cloth comprises 30 parts of waterborne polyurethane emulsion, 3 parts of polybutylene terephthalate fiber, 5 parts of nano silicon dioxide, 4 parts of nano titanium dioxide, 2 parts of chitin fiber, 1 part of mineral powder and 2 parts of cloth forming auxiliary agent in parts by weight.
In the embodiment, the components of the bottom film layer comprise, by weight, 20 parts of a micro-nanofiber non-woven fabric film, 10 parts of polylactic acid, 8 parts of acrylic emulsion, 4 parts of polyurethane emulsion and 3 parts of dodecyl alcohol ester.
In the embodiment, the surface layer components comprise, by weight, 10 parts of sodium carboxymethylcellulose, 4 parts of white carbon black, 3 parts of fatty alcohol-polyoxyethylene ether, 2 parts of polytetrafluoroethylene modified wax, 3 parts of nano silicon nitride, 4 parts of guar gum and 6 parts of nano silicon dioxide modified starch.
The manufacturing process of the embodiment comprises the following steps:
A. firstly, manufacturing a substrate layer;
B. then drying the substrate layer at low temperature;
C. coating the bottom film layer on the lower surface of the base material layer;
D. and coating the surface layer on the surface of the substrate layer, and drying at 100 ℃ for 2min to form a waterproof coating, thereby obtaining the moisture-proof wall cloth.
In this embodiment, the method for manufacturing the substrate layer in step a includes:
a. mixing the aqueous polyurethane emulsion, polybutylene terephthalate fiber, nano silicon dioxide, nano titanium dioxide, chitin fiber, mineral powder and a cloth forming auxiliary agent, and then adding the mixture into a stirrer to stir to obtain a mixed solution;
b. b, immersing a base fabric prepared in advance into the mixed solution obtained in the step a;
c. taking out the dipped base cloth, drying at low temperature and dipping again;
d. and finally, taking out the base cloth and drying to obtain the base material layer.
In this example, the drying temperature in step B was 70 ℃ and the drying time was 10min.
In this embodiment, the drying temperature in step c is 40 ℃ and the drying time is 8min.
In this embodiment, the drying temperature in step d is 120 ℃ and the time is 18min.
The second embodiment:
the moisture-proof cloth comprises, by weight, 40 parts of waterborne polyurethane emulsion, 9 parts of polybutylene terephthalate fiber, 12 parts of nano-silica, 8 parts of nano-titanium dioxide, 4 parts of chitin fiber, 3 parts of mineral powder and 4 parts of a cloth forming auxiliary agent.
In the embodiment, the components of the bottom film layer comprise, by weight, 30 parts of a micro-nanofiber non-woven fabric film, 20 parts of polylactic acid, 12 parts of acrylic emulsion, 12 parts of polyurethane emulsion and 9 parts of dodecyl alcohol ester.
In the embodiment, the surface layer components comprise, by weight, 20 parts of sodium carboxymethylcellulose, 10 parts of white carbon black, 9 parts of fatty alcohol-polyoxyethylene ether, 6 parts of polytetrafluoroethylene modified wax, 6 parts of nano silicon nitride, 10 parts of guar gum and 12 parts of nano silicon dioxide modified starch.
The manufacturing process of the embodiment comprises the following steps:
A. firstly, manufacturing a substrate layer;
B. then drying the substrate layer at low temperature;
C. coating the bottom film layer on the lower surface of the base material layer;
D. and coating the surface layer on the surface of the substrate layer, and drying at 160 ℃ for 5min to form a waterproof coating, thereby obtaining the moisture-proof wall cloth.
In this embodiment, the method for manufacturing the substrate layer in step a includes:
a. mixing the aqueous polyurethane emulsion, polybutylene terephthalate fiber, nano silicon dioxide, nano titanium dioxide, chitin fiber, mineral powder and a cloth forming auxiliary agent, and then adding the mixture into a stirrer to stir to obtain a mixed solution;
b. b, immersing a base fabric prepared in advance into the mixed solution obtained in the step a;
c. taking out the dipped base cloth, drying at low temperature and dipping again;
d. and finally, taking out the base cloth and drying to obtain the base material layer.
In this example, the drying temperature in step B was 90 ℃ and the drying time was 20min.
In this embodiment, the drying temperature in step c is 50 ℃ for 12min.
In this example, the drying temperature in step d was 140 ℃ and the time was 22min.
Example three:
the moisture-proof cloth comprises 35 parts of waterborne polyurethane emulsion, 6 parts of polybutylene terephthalate fiber, 9 parts of nano silicon dioxide, 6 parts of nano titanium dioxide, 3 parts of chitin fiber, 2 parts of mineral powder and 3 parts of cloth forming auxiliary agent in parts by weight.
In the embodiment, the components of the bottom film layer comprise, by weight, 25 parts of a micro-nanofiber non-woven fabric film, 15 parts of polylactic acid, 10 parts of acrylic emulsion, 8 parts of polyurethane emulsion and 6 parts of dodecyl alcohol ester.
In the embodiment, the surface layer components comprise, by weight, 15 parts of sodium carboxymethylcellulose, 7 parts of white carbon black, 6 parts of fatty alcohol-polyoxyethylene ether, 4 parts of polytetrafluoroethylene modified wax, 5 parts of nano silicon nitride, 7 parts of guar gum and 9 parts of nano silicon dioxide modified starch.
The manufacturing process of the embodiment comprises the following steps:
A. firstly, manufacturing a substrate layer;
B. then drying the substrate layer at low temperature;
C. coating the bottom film layer on the lower surface of the base material layer;
D. and coating the surface layer on the surface of the substrate layer, and drying at the temperature of 130 ℃ for 3min to form a waterproof coating, thereby obtaining the moisture-proof wall cloth.
In this embodiment, the method for manufacturing the substrate layer in step a is as follows:
a. mixing the aqueous polyurethane emulsion, polybutylene terephthalate fiber, nano silicon dioxide, nano titanium dioxide, chitin fiber, mineral powder and a cloth forming auxiliary agent, and then adding the mixture into a stirrer to stir to obtain a mixed solution;
b. b, immersing a base fabric prepared in advance into the mixed solution obtained in the step a;
c. taking out the impregnated base cloth, drying at low temperature and impregnating again;
d. and finally, taking out the base cloth and drying to obtain the base material layer.
In this example, the drying temperature in step B was 80 ℃ and the drying time was 15min.
In this example, the drying temperature in step c was 45 ℃ and the time was 10min.
In this embodiment, the drying temperature in step d is 130 ℃ and the drying time is 20min.
Experimental example:
the wall cloth manufactured by the embodiments of the invention is used for performance test, and the obtained data is as follows:
Figure BDA0003887735410000061
Figure BDA0003887735410000071
in conclusion, the manufacturing process is simple, and the manufactured wall cloth has excellent moisture-proof and wear-resistant performances, strong adhesion with a wall, low possibility of falling off and mildew and deformation and long service life.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a dampproofing wall paper which characterized in that: the moisture-proof fabric comprises, by weight, 30-40 parts of aqueous polyurethane emulsion, 3-9 parts of polybutylene terephthalate fiber, 5-12 parts of nano silicon dioxide, 4-8 parts of nano titanium dioxide, 2-4 parts of chitin fiber, 1-3 parts of mineral powder and 2-4 parts of a fabric forming aid, and the bottom film layer (2) is compounded on the lower surface of the substrate layer (1), and the surface layer (3) is compounded on the upper surface of the substrate layer (1).
2. The moisture proof wall cloth of claim 1, wherein: the bottom film layer comprises, by weight, 20-30 parts of a micro-nano fiber non-woven fabric film, 10-20 parts of polylactic acid, 8-12 parts of acrylic emulsion, 4-12 parts of polyurethane emulsion and 3-9 parts of dodecyl alcohol ester.
3. The moisture proof wall cloth of claim 1, wherein: the surface layer comprises, by weight, 10-20 parts of sodium carboxymethylcellulose, 4-10 parts of white carbon black, 3-9 parts of fatty alcohol-polyoxyethylene ether, 2-6 parts of polytetrafluoroethylene modified wax, 3-6 parts of nano silicon nitride, 4-10 parts of guar gum and 6-12 parts of nano silicon dioxide modified starch.
4. The manufacturing process for realizing the moisture-proof wall cloth of claim 1 is characterized in that: the manufacturing process comprises the following steps:
A. firstly, manufacturing a substrate layer;
B. then drying the substrate layer at low temperature;
C. coating the bottom film layer on the lower surface of the base material layer;
D. and coating the surface layer on the surface of the base material layer, and drying at 100-160 ℃ for 2-5min to form a waterproof coating, thereby obtaining the moisture-proof wall cloth.
5. The manufacturing process of the moisture-proof wall cloth as claimed in claim 4, characterized in that: the manufacturing method of the base material layer in the step A comprises the following steps:
a. mixing the aqueous polyurethane emulsion, polybutylene terephthalate fiber, nano silicon dioxide, nano titanium dioxide, chitin fiber, mineral powder and a cloth forming auxiliary agent, and then adding the mixture into a stirrer to stir to obtain a mixed solution;
b. b, immersing a base fabric prepared in advance into the mixed solution obtained in the step a;
c. taking out the dipped base cloth, drying at low temperature and dipping again;
d. and finally, taking out the base cloth and drying to obtain the base material layer.
6. The manufacturing process of the moistureproof wall cloth according to the claim 4, is characterized in that: and the drying temperature of the step B is 70-90 ℃, and the drying time is 10-20 min.
7. The manufacturing process of the moisture-proof wall cloth according to claim 5, characterized in that: the drying temperature of the step c is 40-50 ℃, and the drying time is 8-12 min.
8. The manufacturing process of the moisture-proof wall cloth according to claim 5, characterized in that: the drying temperature of the step d is 120-140 ℃, and the drying time is 18-22 min.
CN202211257836.0A 2022-10-13 2022-10-13 Dampproof wall cloth and manufacturing process thereof Pending CN115627645A (en)

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