CN107524017A - Seamless short fine nonwoven fabric base wall paper and preparation method thereof - Google Patents
Seamless short fine nonwoven fabric base wall paper and preparation method thereof Download PDFInfo
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- CN107524017A CN107524017A CN201710722147.5A CN201710722147A CN107524017A CN 107524017 A CN107524017 A CN 107524017A CN 201710722147 A CN201710722147 A CN 201710722147A CN 107524017 A CN107524017 A CN 107524017A
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- wall paper
- nonwoven fabric
- base wall
- fabric base
- short fine
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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
-
- 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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- 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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- 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
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
-
- 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
- C09J129/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Adhesives based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Adhesives based on derivatives of such polymers
- C09J129/02—Homopolymers or copolymers of unsaturated alcohols
- C09J129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- 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
- D06N7/0097—Web coated with fibres, e.g. flocked
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- 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
- D06N2209/10—Properties of the materials having mechanical properties
- D06N2209/103—Resistant to mechanical forces, e.g. shock, impact, puncture, flexion, shear, compression, tear
-
- 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
- D06N2211/00—Specially adapted uses
- D06N2211/06—Building materials
- D06N2211/063—Wall coverings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Laminated Bodies (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a kind of seamless short fine nonwoven fabric base wall paper and preparation method thereof, this is seamless short fine nonwoven fabric base wall paper includes from top to bottom compound nonwoven layer, adhesive layer successively, the surface of adhesive layer is implanted with chopped fiber；Wherein, adhesive layer is dried by adhesive and formed, and adhesive is made up of polyvinyl alcohol, starch, urea, methyl methacrylate, polyacrylamide, nano silicon oxide, nano diatomite, APES, ethylene glycol, water, thickener and defoamer；The length of chopped fiber is 35 45mm.There is excellent mechanical property and antifungi effect by the seamless short fine nonwoven fabric base wall paper made from preparation method.
Description
Technical field
The present invention relates to wall paper, in particular it relates to a kind of seamless short fine nonwoven fabric base wall paper and preparation method thereof.
Background technology
Very common material in the existing interior decoration of wall paper, mainly it is arranged at wall by way of gluing and splicing
On, although the quality of existing wall paper is more excellent, still suffer from weak point：More easy to change, not scrubbing resistance, the easy moisture absorption
With go mouldy, effect is poor especially in terms of its antifungi.Due to it is above-mentioned the defects of, significantly limit decoration pushing away in decoration
Extensively, in order to which wallpaper industry brings great industry obstacle.
The content of the invention
It is an object of the invention to provide a kind of seamless short fine nonwoven fabric base wall paper and preparation method thereof, by preparation method system
The seamless short fine nonwoven fabric base wall paper obtained has excellent mechanical property and antifungi effect.
To achieve these goals, the invention provides a kind of seamless short fine nonwoven fabric base wall paper, including from top to bottom according to
Secondary compound nonwoven layer, adhesive layer, the surface of adhesive layer are implanted with chopped fiber；Wherein, adhesive layer is dried by adhesive and formed,
Adhesive is by polyvinyl alcohol, starch, urea, methyl methacrylate, polyacrylamide, nano silicon oxide, nano diatomite, alkane
Base phenol polyethenoxy ether, ethylene glycol, water, thickener and defoamer composition；The length of chopped fiber is 35-45mm.
Present invention also offers a kind of preparation method of seamless short fine nonwoven fabric base wall paper described above, the preparation method bag
Include：
1) adhesive is coated on to the surface of nonwoven layer, then carries out preliminarily dried；
2) chopped fiber is laid in the surface of adhesive, then carries out redrying so that head product is made；
3) head product is subjected to compaction treatment so that seamless short fine nonwoven fabric base wall paper is made.
In the above-mentioned technical solutions, the present invention is compound by the way that adhesive is carried out chopped fiber with nonwoven layer, wherein viscous
Mixture can not only play a part of bonding, while also act as the effect of disinfecting mouldproof；It is further advanced by chopped fiber, adhesive layer
Collective effect can play a part of improve wall paper mechanical strength so that the wall paper have excellent mechanical property with
And antifungi effect.The preparation method has process simple and the advantages of raw material is easy to get simultaneously.
Other features and advantages of the present invention will be described in detail in subsequent specific embodiment part.
Embodiment
The embodiment of the present invention is described in detail below.It is it should be appreciated that described herein specific
Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The invention provides a kind of seamless short fine nonwoven fabric base wall paper, including from top to bottom successively compound nonwoven layer,
Adhesive layer, the surface of adhesive layer are implanted with chopped fiber；Wherein, adhesive layer by adhesive dry form, adhesive by polyvinyl alcohol,
Starch, urea, methyl methacrylate, polyacrylamide, nano silicon oxide, nano diatomite, APES, second
Glycol, water, thickener and defoamer composition；The length of chopped fiber is 35-45mm.
In above-mentioned seamless short fine nonwoven fabric base wall paper, the content of each component of adhesive can be selected in wide scope
Select, but in order that wall paper has the antifungi effect of more excellent mechanics, it is preferable that in adhesive, polyvinyl alcohol, shallow lake
Powder, urea, methyl methacrylate, polyacrylamide, nano silicon oxide, nano diatomite, APES, second two
Alcohol, water, the weight ratio of thickener and defoamer are 100：25-36：8-10：35-40：45-56：15-23：5-10：7-9：200-
300：50-80：2-4：1-3.
In above-mentioned seamless short fine nonwoven fabric base wall paper, the specific species of thickener can select in wide scope, but
It is in order that wall paper has the antifungi effect of more excellent mechanics, it is preferable that thickener is methylcellulose, carboxymethyl cellulose
At least one of element, hydroxyethyl cellulose and hydroxypropyl methyl cellulose.
In above-mentioned seamless short fine nonwoven fabric base wall paper, the specific species of defoamer can select in wide scope, but
It is in order that wall paper has the antifungi effect of more excellent mechanics, it is preferable that defoamer is polyoxyethylene polyoxypropylene season penta
At least one in four alcohol ethers, polyoxyethylene polyoxy propyl alcohol amidogen ether, polypropylene glycerol aether and polyoxyethylene polyoxypropylene glycerin ether
Person.
In above-mentioned seamless short fine nonwoven fabric base wall paper, the specific species of chopped fiber can select in wide scope, but
Be in order that wall paper have more excellent mechanics antifungi effect, it is preferable that chopped fiber be selected from polyester fiber, acrylic fiber,
At least one of nylon fibre, polypropylene fiber, vinylon fibre and polyvinyl chloride fibre fiber.
In above-mentioned seamless short fine nonwoven fabric base wall paper, the specific species of chopped fiber can select in wide scope, but
It is in order that wall paper has the antifungi effect of more excellent mechanics, it is preferable that the thickness of nonwoven layer is 20-30 silks, bonding
The thickness of layer is 25-40 silks, and the thickness of short fiber layers is 10-15 silks.
In above-mentioned seamless short fine nonwoven fabric base wall paper, the coverage density of fiber can be selected in wide scope in adhesive layer
Select, but in order that wall paper has the antifungi effect of more excellent mechanics, it is preferable that the coverage density of fiber is in adhesive layer
20-30 areas %.
In above-mentioned seamless short fine nonwoven fabric base wall paper, nano silicon oxide, nano diatomite average grain diameter can be in width
In the range of select, but in order that wall paper have more excellent mechanics antifungi effect, it is preferable that nano silicon oxide, receive
The diatomaceous average grain diameter of rice is 15-25nm.
Present invention also offers a kind of preparation method of seamless short fine nonwoven fabric base wall paper described above, the preparation method bag
Include：
1) adhesive is coated on to the surface of nonwoven layer, then carries out preliminarily dried；
2) chopped fiber is laid in the surface of adhesive, then carries out redrying so that head product is made；
3) head product is subjected to compaction treatment so that seamless short fine nonwoven fabric base wall paper is made.
In the step 1) of above-mentioned preparation method, the actual conditions of preliminarily dried can select in wide condition, still
In order that obtained wall paper has the antifungi effect of more excellent mechanics, it is preferable that in step 1), preliminarily dried is at least full
It is enough lower condition：Drying temperature is 50-70 DEG C, drying time 0.5-1h.
In the step 2) of above-mentioned preparation method, the actual conditions of redrying can select in wide condition, still
In order that obtained wall paper has the antifungi effect of more excellent mechanics, it is preferable that in step 2), redrying is at least full
It is enough lower condition：Drying temperature is 80-100 DEG C, drying time 12-24h.
In the step 3) of above-mentioned preparation method, the actual conditions of compaction treatment can select in wide condition, still
In order that obtained wall paper has the antifungi effect of more excellent mechanics, it is preferable that in step 3), compaction treatment is at least full
It is enough lower condition：Compaction pressure is 2-4MPa, and the compacting time is 8-12h.
The present invention will be described in detail by way of examples below.
Preparation example 1
1) by polyvinyl alcohol, urea, methyl methacrylate, polyacrylamide, APES, ethylene glycol and
Water is stirred 1h and mixture I is made；
2) starch, nano silicon oxide (average grain diameter 20nm), nano diatomite (average grain diameter 20nm) are added to
In the mixture I and 30min is stirred so that mixtures II is made；
3) by thickener (methylcellulose) and defoamer (polyoxyethylene polyoxypropylene pentaerythrite ether) described in
In mixtures II and 30min is stirred so that adhesive A 1 is made；Wherein, polyvinyl alcohol, starch, urea, methyl methacrylate, poly-
Acrylamide, nano silicon oxide, nano diatomite, APES, ethylene glycol, water, the weight of thickener and defoamer
Amount is than being 100：30：9：38：50：20：8：8：250：70：3：2.
Preparation example 2
1) by polyvinyl alcohol, urea, methyl methacrylate, polyacrylamide, APES, ethylene glycol and
Water is stirred 1h and mixture I is made；
2) starch, nano silicon oxide (average grain diameter 15nm), nano diatomite (average grain diameter 15nm) are added to
In the mixture I and 30min is stirred so that mixtures II is made；
3) thickener (carboxymethyl cellulose) and defoamer (polyoxyethylene polyoxy propyl alcohol amidogen ether) are added to the mixing
In thing II and 30min is stirred so that adhesive A 2 is made；Wherein, polyvinyl alcohol, starch, urea, methyl methacrylate, polypropylene
Acid amides, nano silicon oxide, nano diatomite, APES, ethylene glycol, water, the weight ratio of thickener and defoamer
For 100：25：8：35：45：15：5：7：200：50：2：1.
Preparation example 3
1) by polyvinyl alcohol, urea, methyl methacrylate, polyacrylamide, APES, ethylene glycol and
Water is stirred 1h and mixture I is made；
2) starch, nano silicon oxide (average grain diameter 25nm), nano diatomite (average grain diameter 25nm) are added to
In the mixture I and 30min is stirred so that mixtures II is made；
3) thickener (hydroxypropyl methyl cellulose) and defoamer (polyoxyethylene polyoxypropylene glycerin ether) are added to institute
State in mixtures II and stir 30min so that adhesive A 3 is made；Wherein, polyvinyl alcohol, starch, urea, methyl methacrylate,
Polyacrylamide, nano silicon oxide, nano diatomite, APES, ethylene glycol, water, thickener and defoamer
Weight ratio is 100：36：10：40：56：23：10：9：300：80：4：3.
Preparation example 4
Method according to preparation example 1 carries out that adhesive A 4 is made, except that nano silicon oxide is not used.
Preparation example 5
Method according to preparation example 1 carries out that adhesive A 5 is made, except that nano diatomite is not used.
Embodiment 1
1) by surface of the adhesive A 1 coated on nonwoven layer (thickness is 25), then carry out preliminarily dried and (dry temperature
Spend for 60 DEG C, drying time 0.8h) form adhesive phase (thickness is 30)；
2) by chopped fiber (polyester fiber；Length is 35-45mm) it is laid in the surface formation fibrous layer (thickness of adhesive phase
For 13, coverage density is 25 area %), redrying (drying temperature is 90 DEG C, drying time 20h) is then carried out with system
Obtain head product；
3) head product is subjected to compaction treatment (compaction pressure 3MPa, compacting time are 10h) so that seamless short fine nothing is made
Spin cloth foundation wall cloth B1.
Embodiment 2
1) by surface of the adhesive A 2 coated on nonwoven layer (thickness is 20), then carry out preliminarily dried and (dry temperature
Spend for 50 DEG C, drying time 0.5h) form adhesive phase (thickness is 25)；
2) by chopped fiber (nylon fibre；Length is 35-45mm) it is laid in the surface formation fibrous layer (thickness of adhesive phase
For 10, coverage density is 20 area %), redrying (drying temperature is 80 DEG C, drying time 12h) is then carried out with system
Obtain head product；
3) head product is subjected to compaction treatment (compaction pressure 2MPa, compacting time are 8h) so that seamless short fine nonwoven is made
Cloth foundation wall cloth B2.
Embodiment 3
1) by surface of the adhesive A 3 coated on nonwoven layer (thickness is 30), then carry out preliminarily dried and (dry temperature
Spend for 70 DEG C, drying time 1h) form adhesive phase (thickness is 40)；
2) by chopped fiber (vinylon fibre；Length is 35-45mm) it is laid in the surface formation fibrous layer (thickness of adhesive phase
For 15, coverage density is 30 area %), then carry out redrying (drying temperature be 100 DEG C, drying time 24h) with
Head product is made；
3) head product is subjected to compaction treatment (compaction pressure 4MPa, compacting time are 12h) so that seamless short fine nothing is made
Spin cloth foundation wall cloth B3.
Comparative example 1
Method according to preparation example 1 carries out that seamless short fine nonwoven fabric base wall paper C1 is made, except that adhesive A 1 changes
For adhesive A 4.
Comparative example 2
Method according to preparation example 1 carries out that seamless short fine nonwoven fabric base wall paper C2 is made, except that adhesive A 1 changes
For adhesive A 5.
Comparative example 3
Method according to preparation example 1 carries out that seamless short fine nonwoven fabric base wall paper C3 is made, except that step 2) does not make
Use chopped fiber.
Detect example 1
1) above-mentioned wall paper is placed in the environment that humidity is 60%, temperature is 35 DEG C one week, then detects 1m2Interior mildew
Quantity；
2) and then by instron GP-6113 (Instrument Ltd. is surveyed in the high product examine in Suzhou City) above-mentioned wall is detected
The tensile strength of cloth；Concrete outcome is shown in Table 1.
Table 1
By above-described embodiment, comparative example and detection example, wall paper provided by the invention has excellent mechanics and resisted
Mould effect.
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited in above-mentioned embodiment
Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this
A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to it is various can
The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally
The thought of invention, it should equally be considered as content disclosed in this invention.
Claims (10)
1. a kind of seamless short fine nonwoven fabric base wall paper, it is characterised in that including from top to bottom compound nonwoven layer, bonding successively
Layer, the surface of the adhesive layer is implanted with chopped fiber；Wherein, the adhesive layer by adhesive dry form, described adhesive by
Polyvinyl alcohol, starch, urea, methyl methacrylate, polyacrylamide, nano silicon oxide, nano diatomite, alkyl phenol polyoxy
Vinethene, ethylene glycol, water, thickener and defoamer composition；The length of the chopped fiber is 35-45mm.
2. seamless short fine nonwoven fabric base wall paper according to claim 1, wherein, in described adhesive, the polyethylene
Alcohol, starch, urea, methyl methacrylate, polyacrylamide, nano silicon oxide, nano diatomite, alkylphenol-polyethenoxy
Ether, ethylene glycol, water, the weight ratio of thickener and defoamer are 100：25-36：8-10：35-40：45-56：15-23：5-10：7-
9：200-300：50-80：2-4：1-3.
3. seamless short fine nonwoven fabric base wall paper according to claim 1, wherein, the thickener is methylcellulose, carboxylic
At least one of methylcellulose, hydroxyethyl cellulose and hydroxypropyl methyl cellulose；The defoamer gathers for polyoxyethylene
Oxypropylene pentaerythrite ether, polyoxyethylene polyoxy propyl alcohol amidogen ether, polypropylene glycerol aether and polyoxyethylene polyoxypropylene glycerin ether
At least one of.
4. seamless short fine nonwoven fabric base wall paper according to claim 1, wherein, the chopped fiber is selected from polyester fiber, nitrile
At least one of synthetic fibre fiber, nylon fibre, polypropylene fiber, vinylon fibre and polyvinyl chloride fibre fiber.
5. the seamless short fine nonwoven fabric base wall paper according at least one in claim 1-4, wherein, the nonwoven layer
Thickness is 20-30 silks, and the thickness of the adhesive layer is 25-40 silks, and the thickness of short fiber layers is 10-15 silks.
6. seamless short fine nonwoven fabric base wall paper according to claim 5, wherein, the coverage density of fiber in the adhesive layer
For 20-30 areas %.
7. the seamless short fine nonwoven fabric base wall paper according at least one in claim 1-4, wherein, it is described nano oxidized
Silicon, the average grain diameter of nano diatomite are 15-25nm.
8. a kind of preparation method of the seamless short fine nonwoven fabric base wall paper in 1-7 such as claim as described in any one, its feature
It is, the preparation method includes：
1) described adhesive is coated on to the surface of the nonwoven layer, then carries out preliminarily dried；
2) chopped fiber is laid in the surface of described adhesive, then carries out redrying so that head product is made；
3) head product is subjected to compaction treatment so that the seamless short fine nonwoven fabric base wall paper is made.
9. preparation method according to claim 8, wherein, in step 1), the preliminarily dried at least meets following bar
Part：Drying temperature is 50-70 DEG C, drying time 0.5-1h.
10. preparation method according to claim 8, wherein, in step 2), the redrying at least meets following bar
Part：Drying temperature is 80-100 DEG C, drying time 12-24h；
Preferably, in step 3), the compaction treatment at least meets following condition：Compaction pressure is 2-4MPa, is compacted the time
For 8-12h.
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