CN109736095B - Non-woven fabric base printed seamless wall cloth and preparation method thereof - Google Patents
Non-woven fabric base printed seamless wall cloth and preparation method thereof Download PDFInfo
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- CN109736095B CN109736095B CN201811583076.6A CN201811583076A CN109736095B CN 109736095 B CN109736095 B CN 109736095B CN 201811583076 A CN201811583076 A CN 201811583076A CN 109736095 B CN109736095 B CN 109736095B
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Abstract
The invention relates to the technical field of interior decoration materials, in particular to a non-woven fabric base printed seamless wall cloth and a preparation method thereof, and the method comprises the following steps: s1: uniformly coating sizing slurry on the surface of the non-woven fabric to form a sizing layer; s2, forming a decorative layer on the shaping layer; s3: and forming a three-proofing layer on the surface of the decorative layer. The non-woven fabric base printed seamless wall cloth disclosed by the invention is directly processed and printed on the non-woven fabric, and the advantages of traditional printing and digital printing can be combined, so that the pattern matching is better, the effect is more vivid, the three-dimensional effect is strong, meanwhile, the use of an adhesive is avoided, the shaping treatment enables the soft non-woven fabric to be slightly hard, continuous printing can be smoothly carried out on a printing device, meanwhile, the finished product has soft hand feeling, and the water permeating from the wall to the surface layer of the seamless wall cloth after gluing during the gluing construction can also be prevented, so that the tensile strength of the seamless wall cloth can be improved; the three-proofing layer enables the finished product to have the functions of water resistance, oil resistance and stain resistance, and is easy to clean.
Description
Technical Field
The invention relates to the technical field of interior decoration materials, in particular to a non-woven fabric base printed seamless wall cloth and a preparation method thereof.
Background
The seamless wall cloth is designed according to the height of an indoor wall surface, can be integrally adhered according to the perimeter of the indoor wall surface, and is generally called as seamless wall cloth with the width of 2.7-3.10 m. The seamless construction can be realized by the integral construction, the shear can be fixed according to the perimeter of a room, the width of the wall cloth is larger than or equal to the height of the room, and one room is stuck by one piece of cloth without splicing.
At present, seamless wall cloth consists of a bottom layer, an adhesive layer, a surface layer and a three-proofing layer, wherein the adhesive often has a lot of volatile gas emission to influence health, the surface layer is a woven surface and needs cloth dyeing, and the printing and dyeing industry is a high-energy-consumption and high-pollution industry.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide the non-woven fabric base printed seamless wall cloth which does not need an adhesive and is not printed and dyed and a preparation method thereof.
The purpose of the invention is realized by the following technical scheme:
a preparation process of non-woven fabric base printed seamless wall cloth comprises the following steps:
s1: uniformly coating sizing slurry on the surface of the non-woven fabric and applying pressure, keeping certain warp-wise tension, weft-wise tension and conveying speed, and drying and sizing through an oven to form a sizing layer;
s2, printing patterns on the shaping layer to form a decorative layer;
s3: and uniformly coating three-proofing resin on the surface of the decorative layer to form a three-proofing layer, thus obtaining the non-woven fabric base printing seamless wall cloth.
The non-woven fabrics is soft, contracts easily very much in the printing transportation process, warp the inflection, influences the outward appearance, can let the non-woven fabrics suitably harden through the sizing thick liquid, can pass through the printing production line smoothly, keeps the soft of non-woven fabrics to feel simultaneously.
The specific steps of step S2 are as follows:
printing patterns on the shaping layer by using printing paste, and drying the patterns by using an oven to form a decorative layer, wherein the printing mode is one or more overprinting modes of rotary screen printing, intaglio printing and relief printing;
or/and
and printing patterns on the shaping layer through a digital printer to form a decorative layer.
The digital printing is combined with the traditional printing process, so that on one hand, the digital artistic style of the original printing pattern, such as abstract printing, brush stroke printing and high-tech fuzzy printing, can be reserved, and on the other hand, the touch feeling and natural and plain artistic style of the traditional printing art can be continued. The two are combined, so that the two can be coordinated with each other to create harmonious visual and tactile effects, and can also be distinguished primarily and secondarily to create the emphasizing effect of the dragon-point drawing.
Wherein, in the step S1, the drying and shaping temperature is 120-180 ℃, and the time is 20-200S.
Wherein, in the step S2, the temperature for drying through the oven is 160-210 ℃, and the time is 20-200S.
The sizing slurry comprises the following raw materials in parts by weight:
because of the excellent flexibility and strength of the polyurethane, the coating has excellent anti-cracking and wear-resisting properties; moreover, the magnesium lithium silicate is added into the slurry as a thickening agent, so that the slurry has strong thickening property, thixotropy and rheological property and strong adsorption capacity; the magnesium lithium silicate has strong water solubility and water retention, and compared with the traditional slurry, the fluidity and the adsorptivity of the slurry can be improved, the transfer printing effect is improved, and the slurry can be more uniformly bonded on the base material; in addition, the potassium titanate whisker has the characteristics of excellent aspect ratio (the diameter is 0.1-0.6 mu m, the length is 3-20 mu m), high strength, good rigidity (the same as the strength and the rigidity of graphite) and good friction resistance, and can obviously improve the performances of the shaping layer such as tensile strength, bending strength, hardness, wear resistance and the like when being added into the shaping slurry.
The printing paste comprises the following raw materials in parts by weight:
the film-forming assistant is any one or a mixture of more of propylene glycol methyl ether, dipropylene glycol methyl ether, trimethyl pentanediol monoisobutyrate, propylene glycol butyl ether, dipropylene glycol butyl ether, propylene glycol phenyl ether and ethylene glycol monobutyl ether.
Wherein the solvent is 0 vt-30 vt% alcohol water solution.
The invention provides a non-woven fabric base printed seamless wall cloth.
Wherein the thickness of the non-woven fabric is 0.4-0.7mm, the non-woven fabric is an activated carbon non-woven fabric, and the non-woven fabric is prepared by adopting special superfine fibers and coconut shell activated carbon through pretreatment processing by a special process. The composite board has the advantages of good adsorption performance, uniform thickness, good air permeability, no peculiar smell, high carbon content, difficult falling of active carbon particles, easy hot-pressing forming, strong physical adsorption and chemical adsorption effects, effective adsorption of various industrial waste gases and gases released in indoor paint, glue and composite boards, such as benzene, formaldehyde, ammonia gas and carbon disulfide, and remarkable gas defense and deodorization effects.
Wherein, the thickness of the decorative layer is 0.1-2 mm.
Wherein, the thickness of the three-proofing layer is 0.02-0.1 mm. The main component of the three-proofing layer is hydrocarbon resin containing organic fluorine substances, and the hydrocarbon resin has the characteristic of non-sticking surface, so that the three-proofing layer has the functions of water resistance, soil resistance and oil resistance.
The invention has the beneficial effects that: the non-woven fabric base printed seamless wall cloth is directly processed and printed on the non-woven fabric, and the advantages of traditional printing and digital printing can be combined, so that the pattern matching is better, the effect is more vivid, the three-dimensional effect is strong, the use of an adhesive is avoided, and the non-woven fabric base printed seamless wall cloth uses the water-based sizing agent, does not generate harmful volatile organic compounds, and is beneficial to health. The shaping treatment enables the soft non-woven fabric to become slightly hard, continuous printing can be smoothly carried out in a printing device, meanwhile, the finished product has soft hand feeling, and water permeating from the wall to the surface layer of the seamless wall cloth after glue permeating and sticking during the sticking construction can be prevented, so that the tensile strength of the seamless wall cloth can be improved; the three-proofing layer enables the finished product to have the functions of water resistance, oil resistance and stain resistance, and is easy to clean. The non-woven fabric base printed seamless wall cloth adopts an activated carbon non-woven fabric base material, and has the functions of adsorbing peculiar smell, formaldehyde and other toxic and harmful gases and purifying air. Within a certain height and length, can realize that the seamless shop of a wall subsides a cloth pastes, prevents to stick up the limit, has better decoration effect.
Drawings
FIG. 1 is a schematic structural diagram of a non-woven fabric-based printed seamless wall covering;
reference numerals: 1-non-woven fabric, 2-shaping layer, 3-decorative layer and 4-three-proofing layer.
Detailed Description
For the understanding of those skilled in the art, the present invention will be further described with reference to the following examples and the accompanying fig. 1, and the description of the embodiments is not intended to limit the present invention.
Example 1
A preparation process of non-woven fabric base printed seamless wall cloth comprises the following steps:
s1: uniformly coating sizing slurry on the surface of the non-woven fabric 1 and applying pressure, keeping certain warp-wise tension, weft-wise tension and conveying speed, and drying and sizing through an oven to form a sizing layer 2;
s2, printing patterns on the shaping layer 2 to form a decorative layer 3;
s3: and uniformly coating three-proofing resin on the surface of the decorative layer 3 to form a three-proofing layer 4, thus obtaining the non-woven fabric base printing seamless wall cloth.
The specific steps of step S2 are as follows:
printing paste is utilized to print patterns on the shaping layer 2, and the decorative layer 3 is formed through drying of an oven, wherein the printing mode is to firstly carry out gravure printing and then carry out circular screen printing.
In step S1, the drying and shaping temperature is 160 ℃ and the drying and shaping time is 110S.
In step S2, the temperature for oven drying is 180 ℃ and the time is 110S.
The sizing slurry comprises the following raw materials in parts by weight:
the printing paste comprises the following raw materials in parts by weight:
the film-forming aid is prepared by mixing propylene glycol methyl ether, dipropylene glycol methyl ether and trimethyl pentanediol monoisobutyrate according to the weight ratio of 1:1: 1.
Wherein the solvent is a 15 vt% aqueous alcohol solution.
The invention provides a non-woven fabric base printed seamless wall cloth, which is shown in figure 1.
Wherein, the thickness of non-woven fabrics 1 is 0.4mm, non-woven fabrics 1 is active carbon non-woven fabrics 1.
Wherein the thickness of the decorative layer 3 is 1 mm.
Wherein, the thickness of the three-proofing layer 4 is 0.06 mm.
Example 2
Example 2 differs from example 1 in that:
in step S2, the temperature for oven drying is 160 ℃ and the time is 200S.
Example 3
A preparation process of non-woven fabric base printed seamless wall cloth comprises the following steps:
s1: uniformly coating sizing slurry on the surface of the non-woven fabric 1 and applying pressure, keeping certain warp-wise tension, weft-wise tension and conveying speed, and drying and sizing through an oven to form a sizing layer 2;
s2, printing patterns on the shaping layer 2 to form a decorative layer 3;
s3: and uniformly coating three-proofing resin on the surface of the decorative layer 3 to form a three-proofing layer 4, thus obtaining the non-woven fabric base printing seamless wall cloth.
The specific steps of step S2 are as follows:
and printing patterns on the shaping layer 2 through a digital printer to form the decorative layer 3.
In step S1, the drying and shaping temperature is 120 ℃ and the drying and shaping time is 200S.
The sizing slurry comprises the following raw materials in parts by weight:
the printing paste comprises the following raw materials in parts by weight:
wherein the film-forming additive is propylene glycol phenyl ether.
Wherein the solvent is water.
The invention provides a non-woven fabric base printed seamless wall cloth.
Wherein, the thickness of non-woven fabrics 1 is 0.55mm, non-woven fabrics 1 is active carbon non-woven fabrics 1.
Wherein the thickness of the decorative layer 3 is 0.1 mm.
Wherein, the thickness of the three-proofing layer 4 is 0.02 mm.
Example 4
A preparation process of non-woven fabric base printed seamless wall cloth comprises the following steps:
s1: uniformly coating sizing slurry on the surface of the non-woven fabric 1 and applying pressure, keeping certain warp-wise tension, weft-wise tension and conveying speed, and drying and sizing through an oven to form a sizing layer 2;
s2, printing patterns on the shaping layer 2 to form a decorative layer 3;
s3: and uniformly coating three-proofing resin on the surface of the decorative layer 3 to form a three-proofing layer 4, thus obtaining the non-woven fabric base printing seamless wall cloth.
The specific steps of step S2 are as follows:
utilize printing paste to print the pattern on shaping layer 2, through oven drying, the printing mode is for carrying out intaglio printing first, then carries out circular screen printing, then continues to print the pattern through digital printer, forms decorative layer 3.
In step S1, the drying and shaping temperature is 180 ℃ and the time is 20S.
In step S2, the temperature for oven drying is 210 ℃ and the time is 20S.
The sizing slurry comprises the following raw materials in parts by weight:
the printing paste comprises the following raw materials in parts by weight:
wherein the film-forming additive is ethylene glycol monobutyl ether.
Wherein the solvent is a 30 vt% aqueous alcohol solution.
The invention provides a non-woven fabric base printed seamless wall cloth.
Wherein, the thickness of non-woven fabrics 1 is 0.7mm, non-woven fabrics 1 is active carbon non-woven fabrics 1.
Wherein, the thickness of decorative layer 3 is 2mm, the thickness of three proofings layer 4 is 0.1 mm.
The semi-finished product S1 (containing the setting layer 2), the nonwoven fabric 1 and the finished product of example 1, and the printing paper and the type i cloth base wall cloth (the type i cloth base wall cloth is similar to the artificial leather, PVC resin for paste is compounded on the open cross cloth by calendering, and the paste is soft and smooth with PVC resin) were tested, the elongation and the reduction of area after break were tested by WDSl00 type electronic universal material tester, and the fabric stiffness was tested by LFY-207 automatic fabric stiffness tester, and the test data are as follows:
| test specimen | Average bending resistance length/cm | Elongation after break/% | Reduction of area/%) |
| Semi-finished product S1 in example 1 | 6.46 | 20 | 25 |
| |
4.21 | 50 | 50 |
| EXAMPLE 1 finished product | 6.12 | 10 | 20 |
| 80g printing paper | 8.43 | 8 | 1 |
| I-shaped cloth bottom wall cloth | 3.59 | 16 | 10 |
The experimental result shows that the product has improved stiffness, reduced elongation after fracture and reduced reduction of section shrinkage after shaping treatment, is beneficial to resisting tensile deformation, and can smoothly pass through a printing production line, thereby completing the printing process.
The above-described embodiments are preferred implementations of the present invention, and the present invention may be implemented in other ways without departing from the spirit of the present invention.
Claims (9)
1. A preparation process of non-woven fabric base printed seamless wall cloth is characterized in that: the method comprises the following steps:
s1: uniformly coating sizing slurry on the surface of the non-woven fabric and applying pressure, keeping certain warp-wise tension, weft-wise tension and conveying speed, and drying and sizing through an oven to form a sizing layer;
s2, printing patterns on the shaping layer to form a decorative layer;
s3: uniformly coating three-proofing resin on the surface of the decorative layer to form a three-proofing layer, thus obtaining the non-woven fabric base printed seamless wall cloth;
the specific steps of step S2 are as follows:
printing patterns on the shaping layer by using printing paste, and drying the patterns by using an oven to form a decorative layer, wherein the printing mode is one or more overprinting modes of rotary screen printing, intaglio printing and relief printing;
or/and
printing patterns on the shaping layer through a digital printer to form a decorative layer;
the sizing slurry comprises the following raw materials in parts by weight:
2. the process for preparing a non-woven fabric-based printed seamless wall cloth according to claim 1, wherein the process comprises the following steps: in the step S1, the drying and shaping temperature is 120-180 ℃, and the time is 20-200S.
3. The process for preparing a non-woven fabric-based printed seamless wall cloth according to claim 1, wherein the process comprises the following steps: in the step S2, the temperature for drying in the oven is 160-210 ℃, and the time is 20-200S.
4. The process for preparing a non-woven fabric-based printed seamless wall cloth according to claim 1, wherein the process comprises the following steps: the printing paste comprises the following raw materials in parts by weight:
5. the process for preparing a non-woven fabric-based printed seamless wall cloth according to claim 4, wherein the process comprises the following steps: the film-forming assistant is any one or a mixture of more of propylene glycol methyl ether, dipropylene glycol methyl ether, trimethyl pentanediol monoisobutyrate, propylene glycol butyl ether, dipropylene glycol butyl ether, propylene glycol phenyl ether and ethylene glycol monobutyl ether.
6. The process for preparing a non-woven fabric-based printed seamless wall cloth according to claim 4, wherein the process comprises the following steps: the solvent is 0 vt-30 vt% alcohol water solution.
7. The process for preparing a non-woven fabric-based printed seamless wall cloth according to claim 1, wherein the main component of the three-proofing resin is a hydrocarbon resin containing an organic fluorine substance.
8. A seamless wall cloth manufactured by the process for manufacturing a nonwoven fabric-based printed seamless wall cloth according to any one of claims 1 to 7.
9. The nonwoven fabric-based printed seamless wall covering of claim 8, wherein: the thickness of the non-woven fabric is 0.4-0.7mm, the thickness of the decorative layer is 0.1-2mm, and the thickness of the three-proofing layer is 0.02-0.1 mm.
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