CN109235142A - A kind of flame-retardant wall paper and preparation method of the filling of bismuthyl hydroxide intercalated houghite - Google Patents
A kind of flame-retardant wall paper and preparation method of the filling of bismuthyl hydroxide intercalated houghite Download PDFInfo
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- CN109235142A CN109235142A CN201811355853.1A CN201811355853A CN109235142A CN 109235142 A CN109235142 A CN 109235142A CN 201811355853 A CN201811355853 A CN 201811355853A CN 109235142 A CN109235142 A CN 109235142A
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/18—Paper- or board-based structures for surface covering
- D21H27/20—Flexible structures being applied by the user, e.g. wallpaper
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
Abstract
The present invention relates to flame-retardant wall paper technical fields, provide the flame-retardant wall paper and preparation method of a kind of bismuthyl hydroxide intercalated houghite filling.This method is by hydro-thermal reaction fabricated in situ bismuthyl hydroxide and intercalation is in the piece interlayer of magnalium hydrotalcite nanometer sheet, then it is added in paper making pulp and fire-retardant pulp is made, again through the system of copying, printing and dyeing, embossing, covering colloid layer, the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling is made.It is compared with the traditional method, flame-retardant wall paper prepared by the present invention, using bismuthyl hydroxide intercalated houghite as flame retardant filler, the water dilution oxygen thermally decomposed to generate by hydrotalcite and bismuthyl hydroxide, and the carbonization barrier layer of the multilayered structure of oxide formation, the oxygen index (OI) that wallpaper can be significantly improved makes the flame retardant rating of wallpaper reach fire retardant.
Description
Technical field
The invention belongs to the technical field of flame-retardant wall paper, a kind of the fire-retardant of bismuthyl hydroxide intercalated houghite filling is provided
Wallpaper and preparation method.
Background technique
Wallpaper have color multiplicity, pattern abundant, luxurious style, safety and environmental protection, easy for construction, affordable etc. it is a variety of its
The incomparable advantage of its house decorative material, therefore become more more and more universal ornament materials.However, the material one of wallpaper
As be flammable or combustible material, there are the risks of potential fire, therefore, research and application have flame retardant property wallpaper increasingly
Paid attention to by people.
The preparation of flame-retardant wall paper mostly uses greatly following two method at present: (1) impregnation of paper products, this processing side
Method and impregnation of timber processing method are substantially similar, and molded paper and paper products are immersed in certain density retardant solution
In, it taken out, dried after a certain period of time, can be obtained fire-retardant product；(2) coating process of paper products, by insoluble or indissoluble
Sex flame retardant is dispersed in certain solvent, is applied to the flame-retardant system using the method for coating or spraying by means of adhesive
On paper and paper products surface, fire-retardant product is obtained after heated drying.
Chinese invention patent application number 201710932219.9 discloses a kind of flame-retardant wall paper, including base paper layer, sequentially sets
Functional layer on base paper layer, coatings are set, functional layer is made of the raw material of following parts by weight: 45 ~ 62 parts by weight of adhesive, table
8 ~ 13 parts by weight of face modified Nano zirconium oxide, 12 ~ 15 parts by weight of fire retardant, 2 ~ 5 parts by weight of ethylenediamine；Coatings are by following weight
The raw material composition of part: 46 ~ 65 parts by weight of Corvic, 4 ~ 8 parts by weight of pigment, 5 ~ 9 parts by weight of dispersing agent, calcium carbonate 4 ~ 7
Parts by weight, 3 ~ 5 parts by weight of barium sulfate.But the flame retardant property of wallpaper made from the invention is undesirable, needs to be further increased.
Chinese invention patent application number 201711142845.4 discloses a kind of flame-retardant wall paper and preparation method thereof, preparation side
Method includes: that (1) mixes chlorinated paraffin, calcium carbonate, antimony oxide, stearic acid and zinc borate, and mixture M 1 is made；(2) will
Nano-titanium dioxide is mixed with water, and colloid is made；(3) colloid obtained in step (2) is mixed with graphene oxide, is made mixed
Close object M2；(4) dry after mixing mixture M 1 and mixture M 2, fire retardant is made in grinding；(5) by PVC powder, plasticizer,
It is squeezed out after fire retardant mixed smelting obtained in filler and step (4), then through calender compression molding, flame-retardant wall paper is made.But
The oxygen index (OI) of the wallpaper of the invention is low, poor flame retardant properties.
In conclusion the wallpaper of prior art preparation, low, poor flame retardant properties the defects with oxygen index (OI), therefore develop one
Kind has the wallpaper of good flame-retardance energy, has great significance.
Summary of the invention
As it can be seen that the wallpaper of the prior art, low, poor flame retardant properties the defects with oxygen index (OI).In response to this, of the invention
The flame-retardant wall paper and preparation method of a kind of bismuthyl hydroxide intercalated houghite filling are proposed, with bismuthyl hydroxide intercalated houghite work
For flame retardant filler, what the water dilution oxygen thermally decomposed to generate by hydrotalcite and bismuthyl hydroxide and oxide were formed
The carbonization barrier layer of multilayered structure, can significantly improve the oxygen index (OI) of wallpaper, and the flame retardant rating of wallpaper is made to reach fire retardant.
To achieve the above object, specific technical solution of the present invention is as follows:
A kind of preparation method of the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling, the specific step of the flame-retardant wall paper preparation
It is rapid as follows:
(1) five nitric hydrate bismuths are added in aqueous solution of nitric acid, stir to being completely dissolved, magnalium hydrotalcite nanometer is then added
Piece impregnates 10 ~ 15h under ultrasonic wave added, refilters, dries, and bismuth nitrate intercalation modifying hydrotalcite is made；
(2) bismuth nitrate intercalation modifying hydrotalcite made from step (1) is added in the ammonia spirit that mass concentration is 20 ~ 30%, magnetic
Power stirs evenly, and is subsequently placed in hydrothermal reaction kettle and is reacted, cooling after reaction, washing, dry, obtained hydroxide oxygen
Bismuth intercalated houghite nanometer sheet；
(3) paper pulp magma is subjected to fast beating processing, bismuthyl hydroxide intercalated houghite made from step (2) is then added
Nanometer sheet, pigment, sizing material, stir evenly, and fire-retardant pulp is made；
(4) fire-retardant pulp made from step (3) is copied by paper machine and paper is made, then printed and dyed, embossed, and in table
Face covers translucent colloid layer, then clipped molding, and the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling is made.
Preferably, the parts by weight of step (1) each raw material are five nitric hydrate bismuths, 5 ~ 10 parts by weight, 8 ~ 15 weight of nitric acid
Measure part, 15 ~ 20 parts by weight of magnalium hydrotalcite nanometer sheet, 55 ~ 72 parts by weight of water.
Preferably, the ultrasonic frequency of step (1) described ultrasonic wave added is 50 ~ 80kHz, and power density is 0.5 ~ 0.8W/
cm2。
Preferably, the parts by weight of step (2) each raw material are 20 ~ 35 parts by weight of bismuth nitrate intercalation modifying hydrotalcite, ammonia
65 ~ 80 parts by weight of aqueous solution.
Preferably, the temperature of step (2) described hydro-thermal reaction is 120 ~ 140 DEG C, and the time is 4 ~ 6h.
Preferably, in step (3) the fire-retardant pulp, 67 ~ 81 parts by weight of paper pulp magma, bismuthyl hydroxide intercalation water
15 ~ 20 parts by weight of talcum nanometer sheet, 3 ~ 10 parts by weight of pigment, 1 ~ 3 parts by weight of sizing material.
Preferably, step (3) pigment is iron oxide red, iron oxide yellow, chrome oxide green, chrome green, barba hispanica, cobalt blue, ultramarine
One or more of composition.
Preferably, step (3) sizing material is one or more of rosin, alum, starch composition.
Preferably, the material of step (4) described colloid layer is polyethylene film, polypropylene screen, polyethylene terephthalate
One of film.
The present invention also provides a kind of bismuthyl hydroxide intercalated houghite fillings that a kind of above-mentioned preparation method is prepared
Flame-retardant wall paper.The flame-retardant wall paper is by hydro-thermal reaction fabricated in situ bismuthyl hydroxide and intercalation is in magnalium hydrotalcite nanometer
Then the piece interlayer of piece is added in paper making pulp and is made fire-retardant pulp, then through the system of copying, printing and dyeing, embossing, covering colloid layer and
It is made.
The present invention provides the flame-retardant wall papers and preparation method of a kind of filling of bismuthyl hydroxide intercalated houghite, with existing skill
Art is compared, and the feature and excellent effect protruded is:
1. flame-retardant wall paper prepared by the present invention, using bismuthyl hydroxide intercalated houghite as flame retardant filler, in wallpaper burning,
Under high temperature action, bismuthyl hydroxide is decomposed into bismuth oxide and water, and the magnesium hydroxide and aluminium hydroxide in magnalium hydrotalcite are decomposed into
Magnesia, aluminium oxide and water, while releasing the crystallization water.There are three benefits for process tool: first, decomposition reaction absorbs big calorimetric
Amount reduces ambient temperature, can slow down the burning of wallpaper；Second, the water of generation becomes vapor, can oxygen in diluent air,
Wallpaper surface temperature is reduced, and plays smoke suppressing effect；Third, the lamella due to bismuthyl hydroxide in hydrotalcite nano piece interleave
Layer, the bismuth oxide and magnesia, aluminium oxide that generate after burning can form the carbonization barrier layer of multilayered structure overlapping layer by layer, covering
Fine and close insulating effect is played in wallpaper surface, prevents continuing for burning.Flame-retardant wall paper prepared by the present invention, flame retardant rating
It can reach fire retardant.
2. flame-retardant wall paper prepared by the present invention, using bismuthyl hydroxide intercalated houghite as flame retardant filler, when burning not
Harmful substance is generated, the feature of environmental protection is good.
3. preparation method of the invention, raw material is easy to get, simple process, and overall cost is lower, and product cost is higher.
Specific embodiment
In the following, the present invention will be further described in detail by way of specific embodiments, but this should not be interpreted as to the present invention
Range be only limitted to example below.Without departing from the idea of the above method of the present invention, according to ordinary skill
The various replacements or change that knowledge and customary means are made, should be included in the scope of the present invention.
Embodiment 1
(1) five nitric hydrate bismuths are added in aqueous solution of nitric acid, stir to being completely dissolved, magnalium hydrotalcite nanometer is then added
Piece impregnates 13h under ultrasonic wave added, refilters, dries, and bismuth nitrate intercalation modifying hydrotalcite is made；The ultrasonic wave frequency of ultrasonic wave added
Rate is 70kHz, power density 0.7W/cm2；The parts by weight of each raw material are five nitric hydrate bismuths, 7 parts by weight, 11 weight of nitric acid
Part, 17 parts by weight of magnalium hydrotalcite nanometer sheet, 65 parts by weight of water；
(2) bismuth nitrate intercalation modifying hydrotalcite made from step (1) is added in the ammonia spirit that mass concentration is 26%, magnetic force
It stirs evenly, is subsequently placed in hydrothermal reaction kettle and is reacted, cooling after reaction, washing, dry, obtained bismuthyl hydroxide
Intercalated houghite nanometer sheet；The temperature of hydro-thermal reaction is 128 DEG C, time 5h；The parts by weight of each raw material are that bismuth nitrate intercalation changes
27 parts by weight of property hydrotalcite, 73 parts by weight of ammonia spirit；
(3) paper pulp magma is subjected to fast beating processing, bismuthyl hydroxide intercalated houghite made from step (2) is then added
Nanometer sheet, pigment, sizing material, stir evenly, and fire-retardant pulp is made；Pigment is iron oxide red；Sizing material is rosin；Fire-retardant paper pulp
In slurry, 74 parts by weight of paper pulp magma, 17 parts by weight of bismuthyl hydroxide intercalated houghite nanometer sheet, 7 parts by weight of pigment, sizing material 2
Parts by weight；
(4) fire-retardant pulp made from step (3) is copied by paper machine and paper is made, then printed and dyed, embossed, and in table
Face covers translucent colloid layer, then clipped molding, and the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling is made；Colloid layer
Material be polyethylene film.
Embodiment 2
(1) five nitric hydrate bismuths are added in aqueous solution of nitric acid, stir to being completely dissolved, magnalium hydrotalcite nanometer is then added
Piece impregnates 11h under ultrasonic wave added, refilters, dries, and bismuth nitrate intercalation modifying hydrotalcite is made；The ultrasonic wave frequency of ultrasonic wave added
Rate is 60kHz, power density 0.6W/cm2；The parts by weight of each raw material are five nitric hydrate bismuths, 6 parts by weight, 10 weight of nitric acid
Part, 16 parts by weight of magnalium hydrotalcite nanometer sheet, 68 parts by weight of water；
(2) bismuth nitrate intercalation modifying hydrotalcite made from step (1) is added in the ammonia spirit that mass concentration is 22%, magnetic force
It stirs evenly, is subsequently placed in hydrothermal reaction kettle and is reacted, cooling after reaction, washing, dry, obtained bismuthyl hydroxide
Intercalated houghite nanometer sheet；The temperature of hydro-thermal reaction is 125 DEG C, time 5.5h；The parts by weight of each raw material are bismuth nitrate intercalation
24 parts by weight of modified hydrotalcite, 76 parts by weight of ammonia spirit；
(3) paper pulp magma is subjected to fast beating processing, bismuthyl hydroxide intercalated houghite made from step (2) is then added
Nanometer sheet, pigment, sizing material, stir evenly, and fire-retardant pulp is made；Pigment is iron oxide yellow；Sizing material is alum；Fire-retardant pulp
In, 78 parts by weight of paper pulp magma, 16 parts by weight of bismuthyl hydroxide intercalated houghite nanometer sheet, 5 parts by weight of pigment, 1 weight of sizing material
Part；
(4) fire-retardant pulp made from step (3) is copied by paper machine and paper is made, then printed and dyed, embossed, and in table
Face covers translucent colloid layer, then clipped molding, and the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling is made；Colloid layer
Material be polypropylene screen.
Embodiment 3
(1) five nitric hydrate bismuths are added in aqueous solution of nitric acid, stir to being completely dissolved, magnalium hydrotalcite nanometer is then added
Piece impregnates 14h under ultrasonic wave added, refilters, dries, and bismuth nitrate intercalation modifying hydrotalcite is made；The ultrasonic wave frequency of ultrasonic wave added
Rate is 70kHz, power density 0.7W/cm2；The parts by weight of each raw material are five nitric hydrate bismuths, 9 parts by weight, 12 weight of nitric acid
Part, 19 parts by weight of magnalium hydrotalcite nanometer sheet, 60 parts by weight of water；
(2) bismuth nitrate intercalation modifying hydrotalcite made from step (1) is added in the ammonia spirit that mass concentration is 28%, magnetic force
It stirs evenly, is subsequently placed in hydrothermal reaction kettle and is reacted, cooling after reaction, washing, dry, obtained bismuthyl hydroxide
Intercalated houghite nanometer sheet；The temperature of hydro-thermal reaction is 135 DEG C, time 4.5h；The parts by weight of each raw material are bismuth nitrate intercalation
32 parts by weight of modified hydrotalcite, 68 parts by weight of ammonia spirit；
(3) paper pulp magma is subjected to fast beating processing, bismuthyl hydroxide intercalated houghite made from step (2) is then added
Nanometer sheet, pigment, sizing material, stir evenly, and fire-retardant pulp is made；Pigment is chrome oxide green；Sizing material is starch；Fire-retardant paper pulp
In slurry, 70 parts by weight of paper pulp magma, 19 parts by weight of bismuthyl hydroxide intercalated houghite nanometer sheet, 8 parts by weight of pigment, sizing material 3
Parts by weight；
(4) fire-retardant pulp made from step (3) is copied by paper machine and paper is made, then printed and dyed, embossed, and in table
Face covers translucent colloid layer, then clipped molding, and the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling is made；Colloid layer
Material be polyethylene terephthalate film.
Embodiment 4
(1) five nitric hydrate bismuths are added in aqueous solution of nitric acid, stir to being completely dissolved, magnalium hydrotalcite nanometer is then added
Piece impregnates 10h under ultrasonic wave added, refilters, dries, and bismuth nitrate intercalation modifying hydrotalcite is made；The ultrasonic wave frequency of ultrasonic wave added
Rate is 50kHz, power density 0.5W/cm2；The parts by weight of each raw material are five nitric hydrate bismuths, 5 parts by weight, 8 weight of nitric acid
Part, 15 parts by weight of magnalium hydrotalcite nanometer sheet, 72 parts by weight of water；
(2) bismuth nitrate intercalation modifying hydrotalcite made from step (1) is added in the ammonia spirit that mass concentration is 20%, magnetic force
It stirs evenly, is subsequently placed in hydrothermal reaction kettle and is reacted, cooling after reaction, washing, dry, obtained bismuthyl hydroxide
Intercalated houghite nanometer sheet；The temperature of hydro-thermal reaction is 120 DEG C, time 6h；The parts by weight of each raw material are that bismuth nitrate intercalation changes
20 parts by weight of property hydrotalcite, 80 parts by weight of ammonia spirit；
(3) paper pulp magma is subjected to fast beating processing, bismuthyl hydroxide intercalated houghite made from step (2) is then added
Nanometer sheet, pigment, sizing material, stir evenly, and fire-retardant pulp is made；Pigment is chrome green；Sizing material is rosin；Fire-retardant paper pulp slurry
In material, 81 parts by weight of paper pulp magma, 15 parts by weight of bismuthyl hydroxide intercalated houghite nanometer sheet, 3 parts by weight of pigment, 1 weight of sizing material
Measure part；
(4) fire-retardant pulp made from step (3) is copied by paper machine and paper is made, then printed and dyed, embossed, and in table
Face covers translucent colloid layer, then clipped molding, and the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling is made；Colloid layer
Material be polyethylene film.
Embodiment 5
(1) five nitric hydrate bismuths are added in aqueous solution of nitric acid, stir to being completely dissolved, magnalium hydrotalcite nanometer is then added
Piece impregnates 15h under ultrasonic wave added, refilters, dries, and bismuth nitrate intercalation modifying hydrotalcite is made；The ultrasonic wave frequency of ultrasonic wave added
Rate is 80kHz, power density 0.8W/cm2；The parts by weight of each raw material are five nitric hydrate bismuths, 10 parts by weight, 15 weight of nitric acid
Part, 20 parts by weight of magnalium hydrotalcite nanometer sheet, 55 parts by weight of water；
(2) bismuth nitrate intercalation modifying hydrotalcite made from step (1) is added in the ammonia spirit that mass concentration is 30%, magnetic force
It stirs evenly, is subsequently placed in hydrothermal reaction kettle and is reacted, cooling after reaction, washing, dry, obtained bismuthyl hydroxide
Intercalated houghite nanometer sheet；The temperature of hydro-thermal reaction is 140 DEG C, time 4h；The parts by weight of each raw material are that bismuth nitrate intercalation changes
35 parts by weight of property hydrotalcite, 65 parts by weight of ammonia spirit；
(3) paper pulp magma is subjected to fast beating processing, bismuthyl hydroxide intercalated houghite made from step (2) is then added
Nanometer sheet, pigment, sizing material, stir evenly, and fire-retardant pulp is made；Pigment is barba hispanica；Sizing material is alum；Fire-retardant pulp
In, 67 parts by weight of paper pulp magma, 20 parts by weight of bismuthyl hydroxide intercalated houghite nanometer sheet, 10 parts by weight of pigment, 3 weight of sizing material
Part；
(4) fire-retardant pulp made from step (3) is copied by paper machine and paper is made, then printed and dyed, embossed, and in table
Face covers translucent colloid layer, then clipped molding, and the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling is made；Colloid layer
Material be polypropylene screen.
Embodiment 6
(1) five nitric hydrate bismuths are added in aqueous solution of nitric acid, stir to being completely dissolved, magnalium hydrotalcite nanometer is then added
Piece impregnates 12h under ultrasonic wave added, refilters, dries, and bismuth nitrate intercalation modifying hydrotalcite is made；The ultrasonic wave frequency of ultrasonic wave added
Rate is 60kHz, power density 0.6W/cm2；The parts by weight of each raw material are five nitric hydrate bismuths, 8 parts by weight, 12 weight of nitric acid
Part, 18 parts by weight of magnalium hydrotalcite nanometer sheet, 62 parts by weight of water；
(2) bismuth nitrate intercalation modifying hydrotalcite made from step (1) is added in the ammonia spirit that mass concentration is 25%, magnetic force
It stirs evenly, is subsequently placed in hydrothermal reaction kettle and is reacted, cooling after reaction, washing, dry, obtained bismuthyl hydroxide
Intercalated houghite nanometer sheet；The temperature of hydro-thermal reaction is 130 DEG C, time 5h；The parts by weight of each raw material are that bismuth nitrate intercalation changes
28 parts by weight of property hydrotalcite, 72 parts by weight of ammonia spirit；
(3) paper pulp magma is subjected to fast beating processing, bismuthyl hydroxide intercalated houghite made from step (2) is then added
Nanometer sheet, pigment, sizing material, stir evenly, and fire-retardant pulp is made；Pigment is ultramarine；Sizing material is starch；Fire-retardant pulp
In, 74 parts by weight of paper pulp magma, 18 parts by weight of bismuthyl hydroxide intercalated houghite nanometer sheet, 6 parts by weight of pigment, 2 weight of sizing material
Part；
(4) fire-retardant pulp made from step (3) is copied by paper machine and paper is made, then printed and dyed, embossed, and in table
Face covers translucent colloid layer, then clipped molding, and the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling is made；Colloid layer
Material be polyethylene terephthalate film.
Comparative example 1
In preparation process, magnalium hydrotalcite nanometer sheet is only added in pulp, non-intercalation bismuthyl hydroxide, other prepare item
Part and embodiment 6 are consistent.
Performance test:
(1) UL94 flame retardant rating: being made 125mm × 13mm × 0.5mm sample for flame-retardant wall paper produced by the present invention, uses
UL94 standard carries out Fire Test, measures the flame retardant rating of flame-retardant wall paper；
(2) oxygen index (OI): 100 ~ 150mm × 6.5mm × 3mm sample is made in flame-retardant wall paper produced by the present invention, by GB/
T2406-2009 standard measures the oxygen index (OI) of flame-retardant wall paper using HC-2 type oxygen index measurer；
The data obtained is as shown in table 1.
Table 1:
Claims (10)
1. a kind of preparation method of the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling, which is characterized in that the flame-retardant wall
It is made of paper that standby specific step is as follows:
(1) five nitric hydrate bismuths are added in aqueous solution of nitric acid, stir to being completely dissolved, magnalium hydrotalcite nanometer is then added
Piece impregnates 10 ~ 15h under ultrasonic wave added, refilters, dries, and bismuth nitrate intercalation modifying hydrotalcite is made；
(2) bismuth nitrate intercalation modifying hydrotalcite made from step (1) is added in the ammonia spirit that mass concentration is 20 ~ 30%, magnetic
Power stirs evenly, and is subsequently placed in hydrothermal reaction kettle and is reacted, cooling after reaction, washing, dry, obtained hydroxide oxygen
Bismuth intercalated houghite nanometer sheet；
(3) paper pulp magma is subjected to fast beating processing, bismuthyl hydroxide intercalated houghite made from step (2) is then added
Nanometer sheet, pigment, sizing material, stir evenly, and fire-retardant pulp is made；
(4) fire-retardant pulp made from step (3) is copied by paper machine and paper is made, then printed and dyed, embossed, and in table
Face covers translucent colloid layer, then clipped molding, and the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling is made.
2. a kind of preparation method of the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling according to claim 1, special
Sign is: the parts by weight of step (1) each raw material are five nitric hydrate bismuths, 5 ~ 10 parts by weight, 8 ~ 15 parts by weight of nitric acid, magnalium
15 ~ 20 parts by weight of hydrotalcite nano piece, 55 ~ 72 parts by weight of water.
3. a kind of preparation method of the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling according to claim 1, special
Sign is: the ultrasonic frequency of step (1) described ultrasonic wave added is 50 ~ 80kHz, and power density is 0.5 ~ 0.8W/cm2。
4. a kind of preparation method of the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling according to claim 1, special
Sign is: the parts by weight of step (2) each raw material are 20 ~ 35 parts by weight of bismuth nitrate intercalation modifying hydrotalcite, ammonia spirit 65
~ 80 parts by weight.
5. a kind of preparation method of the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling according to claim 1, special
Sign is: the temperature of step (2) described hydro-thermal reaction is 120 ~ 140 DEG C, and the time is 4 ~ 6h.
6. a kind of preparation method of the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling according to claim 1, special
Sign is: in step (3) the fire-retardant pulp, 67 ~ 81 parts by weight of paper pulp magma, bismuthyl hydroxide intercalated houghite nanometer
15 ~ 20 parts by weight of piece, 3 ~ 10 parts by weight of pigment, 1 ~ 3 parts by weight of sizing material.
7. a kind of preparation method of the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling according to claim 1, special
Sign is: step (3) pigment is one of iron oxide red, iron oxide yellow, chrome oxide green, chrome green, barba hispanica, cobalt blue, ultramarine
Or several compositions.
8. a kind of preparation method of the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling according to claim 1, special
Sign is: step (3) sizing material is one or more of rosin, alum, starch composition.
9. a kind of preparation method of the flame-retardant wall paper of bismuthyl hydroxide intercalated houghite filling according to claim 1, special
Sign is: the material of step (4) described colloid layer is polyethylene film, polypropylene screen, one in polyethylene terephthalate film
Kind.
10. a kind of bismuthyl hydroxide intercalated houghite filling that any one of claim 1 ~ 9 preparation method is prepared
Flame-retardant wall paper.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN102617979A (en) * | 2012-04-17 | 2012-08-01 | 苏州科技学院 | Intercalation hydrotalcite fire retardant and preparation method thereof |
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| WO2011116450A1 (en) * | 2010-03-26 | 2011-09-29 | Flamehalt Technologies, Inc. | Method for forming a fire resistant cellulose product, and associated apparatus |
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| CN103788459A (en) * | 2014-02-19 | 2014-05-14 | 哈尔滨理工大学 | Preparation method of nanometer bismuth hydroxide/polyethylene flame-retardant composite material |
| CN104911951A (en) * | 2015-06-03 | 2015-09-16 | 华南理工大学 | High-performance non-woven wallpaper base paper and preparation method and application thereof |
| CN106700271A (en) * | 2016-12-19 | 2017-05-24 | 合肥会通新材料有限公司 | Hydrotalcite-intercalated flame-retarding-enhanced polypropylene material and preparing method thereof |
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