CN105754399B - Mildew-proof putty powder and preparation method thereof - Google Patents
Mildew-proof putty powder and preparation method thereof Download PDFInfo
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- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
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Abstract
The invention discloses a kind of mildew-proof putty powders, include the raw material of following parts by weight：0.2~1 part of 200 800~1200 parts of mesh talcum powder, 8~12 parts of bentonite, 20~30 parts of cellulose, 8~15 parts of amylan, 3~6 parts of nano silicon dioxide, 2~5 parts of sesbania gum and mould inhibitor, wherein, mould inhibitor includes the raw material of following parts by weight：1~2 part of 5~10 parts of chitosan, 3~6 parts of polyquaternium, 2~5 parts of chloroacetamide, 5~10 parts of acetic acid, 1~2 part of allicin and citric acid.The mildew-proof putty powder of the present invention is not easy to go mouldy, and adhesion strength is not easily to fall off by force, and resistance to compression, flexural strength are good, water-fast, washability, good dispersion, and it is good to apply brushing effects.
Description
Technical field
The present invention relates to construction materials.It is more particularly related to a kind of mildew-proof putty powder and preparation method thereof.
Background technology
Powder of lacquer putty for use on is a kind of ornament materials of smooth surface of wall, is using inorganic coagulation material as base-material, is equipped with and coheres material
Material and other auxiliary agent retrofits form, and are essential a kind of products before coating paints, and painting imposes on priming paint or directly painting
It imposes on object, to remove the defects of being uneven on coated article surface.
The great Bai putty additive of traditional architecture finishing is mainly with the macromolecule glues water such as polyvinyl alcohol, carboxymethyl cellulose
Element, carboxymethyl starch, pre-gelatinized starch produce；But polyvinyl alcohol glue contains formaldehyde, harmful, does not meet environmental protection
It is required that although and carboxymethyl starch and pre-gelatinized starch without harmful substance, cohesive force and anti-mildew denaturation are poor, in powder of lacquer putty for use on
Additive amount easily causes greatly powder of lacquer putty for use on and goes mouldy, and powder of lacquer putty for use on is caused to come off unsightly, causes huge waste.Meanwhile traditional powder of lacquer putty for use on
Abrasion resistance difference causes subsequent construction powder phenomenon-tion occur, therefore there is an urgent need for find a kind of good mould proof greasy of more environmentally friendly, abrasion resistance
Sub- powder solves the above problems.
Invention content
It is an object of the invention to solve the above problems, and provide the advantages of at least will be described later.
It is a still further object of the present invention to provide a kind of mildew-proof putty powder, mildew-proof putty powder is not easy to go mouldy, and adhesion strength is by force not
Easy to fall off, resistance to compression, flexural strength are good, water-fast, washability, good dispersion, and it is good to apply brushing effects.
In order to realize these purposes and other advantages according to the present invention, a kind of mildew-proof putty powder is provided, including following
The raw material of parts by weight：
200 800~1200 parts of mesh talcum powder, 20~30 parts of cellulose, 8~15 parts of amylan, are received 8~12 parts of bentonite
0.2~1 part of 3~6 parts of silica of rice, 2~5 parts of sesbania gum and mould inhibitor, wherein, the mould inhibitor includes following parts by weight
Raw material：5~10 parts of chitosan, 3~6 parts of polyquaternium, 2~5 parts of chloroacetamide, 5~10 parts of acetic acid, 1~2 part of allicin with
And 1~2 part of citric acid.
Preferably, the raw material of following parts by weight is further included：1~3 part of coarse whiting, 1~3 part of gypsum, 2~5 parts of oyster shell powder, ash
15~25 parts of 1~3 part of calcium powder, 3~6 parts of high-strength flour, 1~3 part of sodium methyl silicate, 5~10 parts of white diatomite and water.
Preferably, the grain size of the nano silicon dioxide is 20~30nm.
Preferably, the sesbania gum is modified sesbania gum, and the preparation method of the sesbania gum is：It counts in parts by weight,
The sesbania seed of 1 parts by weight is taken, after smashing to pieces, the sodium bicarbonate solution that the mass fraction of 5 parts by weight of sesbania seed is 0.03% is soaked
Bubble, after stirring 2~5min, filtering after adding in the acetone of 2 parts by weight into the first obtained filtrate, is stirred 2~3min, is filtered,
The second filtrate and the second filter residue are obtained, after the acetone of 1 parts by weight is added into the second filtrate, stirs 1~2min, filtering obtains
To third filter residue, after second filter residue and the third filter residue are mixed, a night is stood, dry 1~3h at 50~60 DEG C
After obtain the first product, take the first product, monoxone, sodium hydroxide and ethyl alcohol according to mass ratio 5:2:1:After 3 mixing, 50
After stirring 0.5~1h at~60 DEG C, filtering, after obtaining filter residue, dry 1~1.5h is the sesbania gum at 50~60 DEG C.
Preferably, the preparation method of the mould inhibitor is：The acetic acid of 5~10 parts by weight is equally divided into 2 parts, according to upper
Stating parts by weight takes 5~10 parts of chitosan, 2~5 parts of chloroacetamide, 1~2 part of allicin and 1~2 part of mixing of citric acid equal
It is even, a acetic acid is added thereto, is stirred evenly, after obtaining mixed liquor, is put into 1~2h of refrigeration at 0~4 DEG C；
3~6 parts of polyquaternium is taken by above-mentioned parts by weight, 1~3 part of distilled water is added in, after stirring evenly, adds in another
Acetic acid after being again stirring for uniformly, adds in the mixed liquor, is put at 0~4 DEG C and is refrigerated described in 2~4h obtains after stirring evenly
Mould inhibitor.
Preferably, include the following steps：
1) weigh component A, the component A include above-mentioned parts by weight 8~15 parts of 20~30 parts of cellulose, amylan and
0.2~1 part of mould inhibitor, stirs 10min, obtains mixture after mixing；
2) add in B component into the mixture, the B component include 200 mesh talcum powder 800 of above-mentioned parts by weight~
1200 parts and 8~12 parts of bentonite, low whipping speed stir 8~15min for 1500~2000 turns/min, add in receive while stirring
3~6 parts of silica of rice, adds in 2~5 parts of sesbania gum after having stirred, low whipping speed continues to stir for 1000~1500 turns/min
3~8min is mixed, obtains mildew-proof putty powder.
Preferably, in terms of parts by weight, the component A further includes 1~3 part of 15~25 parts of water and sodium methyl silicate, institute
It states B component and further includes 1~3 part of coarse whiting, 1~3 part of gypsum, 2~5 parts of oyster shell powder, 1~3 part of sierozem power, white diatomite 5~10
3~6 parts of part and high-strength flour.
Preferably, in terms of parts by weight, 1~3 part of 3~6 parts of nano silicon dioxide, coarse whiting, gypsum in the B component
800~1200 parts of 1~3 part, 2~5 parts of oyster shell powder, 1~3 part of sierozem power and 200 mesh talcum powder are before the mixture is added in
1~2h is calcined at equal 300~500 DEG C, 0.5~1h of calcining at 500~800 DEG C is then heated to, is added after being cooled to room temperature
Into the mixture.
The present invention includes at least following advantageous effect：
1st, mildew-proof putty powder of the invention is not easy to go mouldy, and adhesion strength is not easily to fall off by force, and resistance to compression, flexural strength are good, water-fast,
It is good to apply brushing effects for washability, good dispersion.Chitosan, polyquaternium, chloroacetamide, acetic acid, allicin and citric acid are more
Kind makes this with the component synergistic effect of mould effect is killed, and be uniformly distributed in the other components such as nano silicon dioxide
The mildew-proof putty powder of invention has superior antibacterial and antimildew function.Meanwhile mildew-proof putty powder of the invention has good bonding
Intensity is not cracked after trowelling, does not lose powder, easily mouldy suitable for southern sough, especially kitchen, toilet, basement etc.
Place, and the mildew-proof putty powder of the present invention meets environmentally protective requirement without harmful ingredient.
2nd, the nano silicon dioxide contained in mildew-proof putty powder of the invention can improve the stability of powder of lacquer putty for use on, dispersibility,
Thixotropy, weatherability and abrasion resistance make powder of lacquer putty for use on be greatly improved with wall bond strength, and hardness of film increases, and surface is certainly
Clean ability is also improved.The huge specific surface area of silica, the more meso-hole structures in surface and superpower adsorption capacity and strange
Different physicochemical property makes the function ingredients such as polyquaternium in mould inhibitor evenly into the mesoporous of nano-silica surface
In, develop mildew-proof putty powder that is efficient, persistently mould proof and having certain antibacterial action.Sesbania gum is by legume sesbania
A kind of natural polysaecharides polymer substance extracted in seed endosperm, using sesbania gum and amylan cooperation as binding no longer
Add other chemical glues so that mildew-proof putty powder is entirely free of formaldehyde, and the two synergistic effect, viscosity is good, and stability is good, China field
Cyanines are resourceful, and substituting other glue classes using sesbania gum reduces cost, wherein, the water solubility and gumminess of modified sesbania gum are more
It is good, can further improve the dispersibility of mildew-proof putty powder, the gumminess of modified sesbania gum persistently, raw material availability in preparation process
It is high.
3rd, the addition of coarse whiting, gypsum, sierozem power, high-strength flour and white diatomite, make powder of lacquer putty for use on have good resistance to compression,
Flexural strength, better grinability and abrasion resistance.Wherein oyster shell powder strengthens the flexural strength of mildew-proof putty powder, methane-siliconic acid
The addition of sodium makes mildew-proof putty powder have better waterproof and dampproof property and gas barrier anti-permeability.Nano silicon dioxide, coarse whiting, stone
Cream, oyster shell powder, sierozem power and 200 mesh talcum powder are calcined before mixture is added under different temperatures, are allowed to dispersibility more
It is good, while there is better intensity and coloration, make the mildew-proof putty powder of preparation there is higher quality.
4th, the preparation method of mildew-proof putty powder of the invention is simple and practicable, is added portionwise according to the property of different component mixed
It closes, ensures that the anti-mold effect of mildew-proof putty powder reaches best, be eventually adding sesbania gum, ensure to bond after each component is fully dispersed,
Ensure the good adhesion strength of mildew-proof putty powder.
5th, in the preparation process of mould inhibitor, acetic acid and the method refrigerated are added in using gradation, it can be in the preparation of mould inhibitor
Mould is further killed by regulating and controlling pH and temperature, so as to ensure that mould inhibitor killing mould is better, effectiveness is more longlasting.
Part is illustrated to embody by further advantage, target and the feature of the present invention by following, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Specific embodiment
With reference to embodiment, the present invention is described in further detail, to enable those skilled in the art with reference to specification
Word can be implemented according to this.
Embodiment 1
1) component A is weighed, in terms of parts by weight, the component A includes 20 parts of cellulose, 8 parts of amylan and mould inhibitor
0.2 part, 10min is stirred after mixing, obtains mixture；
2) B component is added in into the mixture, in terms of parts by weight, the B component includes 800 parts of 200 mesh talcum powder
With 8 parts of bentonite, low whipping speed stirs 8min for 1500 turns/min, adds in 3 parts of nano silicon dioxide while stirring, has stirred
2 parts of sesbania gum is added in afterwards, and low whipping speed continues 3~8min of stirring for 1000 turns/min, obtains mildew-proof putty powder.
Wherein, the mould inhibitor includes the raw material of following parts by weight：5 parts of chitosan, 3 parts of polyquaternium, chloroacetamide 2
Part, 5 parts of acetic acid, 1 part of allicin and 1 part of citric acid.
Embodiment 2
1) component A is weighed, in terms of parts by weight, the component A includes 30 parts of cellulose, 15 parts of amylan and mould inhibitor
1 part, 10min is stirred after mixing, obtains mixture；
2) B component is added in into the mixture, in terms of parts by weight, the B component includes 200 mesh of above-mentioned parts by weight
12 parts of 1200 parts of talcum powder and bentonite, low whipping speed stir 15min for 2000 turns/min, add in nano-silica while stirring
6 parts of SiClx adds in 5 parts of sesbania gum after having stirred, low whipping speed continues to stir 8min for 1500 turns/min, obtains mildew-proof putty
Powder.
Wherein, the mould inhibitor includes the raw material of following parts by weight：10 parts of chitosan, 6 parts of polyquaternium, chloroacetamide 5
Part, 10 parts of acetic acid, 2 parts of allicin and 2 parts of citric acid.
Embodiment 3
1) component A is weighed, in terms of parts by weight, the component A includes 25 parts of cellulose, 10 parts of amylan and mould inhibitor
0.5 part, 10min is stirred after mixing, obtains mixture；
2) B component is added in into the mixture, in terms of parts by weight, the B component includes 1000 parts of 200 mesh talcum powder
10min is stirred for 1800 turns/min with 10 parts of low whipping speeds of bentonite, adds in 5 parts of nano silicon dioxide, stirring while stirring
4 parts of sesbania gum is added in after complete, low whipping speed continues to stir 5min for 1200 turns/min, obtains mildew-proof putty powder.
Wherein, the mould inhibitor includes the raw material of following parts by weight：8 parts of chitosan, 5 parts of polyquaternium, chloroacetamide 3
Part, 7 parts of acetic acid, 1 part of allicin and 2 parts of citric acid.
Embodiment 4
1) component A is weighed, in terms of parts by weight, the component A includes 15 parts of water, 20 parts of cellulose, 8 parts of amylan, first
0.2 part of 1 part of base sodium metasilicate and mould inhibitor, stir 10min, obtain mixture after mixing；
The preparation method of the mould inhibitor is：The acetic acid of 5 parts by weight is equally divided into 2 parts, shell is taken to gather according to parts by weight
1 part of 5 parts of sugar, 2 parts of chloroacetamide, 1 part of allicin and citric acid are uniformly mixed, and are added thereto a acetic acid, are stirred evenly, obtain
To after mixed liquor, it is put at 0 DEG C and refrigerates 1h；
3 parts of polyquaternium is taken in parts by weight, is added in 1 part of distilled water, after stirring evenly, is added in another acetic acid, again
After stirring evenly, the mixed liquor is added in, refrigeration 2h at 0 DEG C is put into after stirring evenly and obtains the mould inhibitor.
2) it counts in parts by weight, by 3 parts of nano silicon dioxide, 1 part of coarse whiting, 1 part of gypsum, 2 parts of oyster shell powder, 1 part of sierozem power
And 800 parts of 200 mesh talcum powder, 1h is calcined at 300 DEG C respectively, then heats at 500 DEG C and calcines 0.5h, be cooled to room temperature
Afterwards, B component is added in into the mixture, the B component includes the coarse whiting of above-mentioned parts by weight, gypsum, oyster being cooled to room temperature
8 parts of shell powder, sierozem power, 200 mesh talcum powder and bentonite, 5 parts of white diatomite and 3 parts of high-strength flour, low whipping speed are
1500 turns/min stirs 8min, adds in 3 parts of nano silicon dioxide while stirring, and 2 parts of sesbania gum is added in after having stirred, in stirring speed
It spends and continues to stir 3min for 1000 turns/min, obtain mildew-proof putty powder.
The preparation method of the sesbania gum is：It counts in parts by weight, takes the sesbania seed of 1 parts by weight, after smashing to pieces, by sesbania seed
The sodium bicarbonate solution for being 0.03% with the mass fraction of 5 parts by weight impregnates, after stirring 2min, filtering, to the first obtained filter
After the acetone of 2 parts by weight is added in liquid, 2min is stirred, filtering obtains the second filtrate and the second filter residue, adds again into the second filtrate
After the acetone for entering 1 parts by weight, 1min is stirred, filtering obtains third filter residue, and second filter residue and the third filter residue are mixed
Afterwards, stand a night, the first product obtained after dry 1h at 50 DEG C, take the first product, monoxone, sodium hydroxide and ethyl alcohol by
According to mass ratio 5:2:1:After 3 mixing, after stirring 0.5h at 50 DEG C, filtering, after obtaining filter residue, dry 1 at 50~60 DEG C~
1.5h is the sesbania gum.
Embodiment 5
1) component A is weighed, in terms of parts by weight, the component A includes 25 parts of water, 30 parts of cellulose, 15 parts of amylan, first
1 part of 3 parts of base sodium metasilicate and mould inhibitor, stir 10min, obtain mixture after mixing；
The preparation method of the mould inhibitor is：The acetic acid of 10 parts by weight is equally divided into 2 parts, shell is taken to gather according to parts by weight
2 parts of 10 parts of sugar, 5 parts of chloroacetamide, 2 parts of allicin and citric acid are uniformly mixed, and are added thereto a acetic acid, are stirred evenly,
After obtaining mixed liquor, it is put at 4 DEG C and refrigerates 2h；
6 parts of polyquaternium is taken in parts by weight, is added in 3 parts of distilled water, after stirring evenly, is added in another acetic acid, again
After stirring evenly, the mixed liquor is added in, refrigeration 4h at 4 DEG C is put into after stirring evenly and obtains the mould inhibitor.
2) it counts in parts by weight, by 6 parts of nano silicon dioxide, 3 parts of coarse whiting, 3 parts of gypsum, 5 parts of oyster shell powder, 3 parts of sierozem power
And 1200 parts of 200 mesh talcum powder, 2h is calcined at 500 DEG C respectively, then heats at 800 DEG C and calcines 1h, be cooled to room temperature
Afterwards, B component is added in into the mixture, the B component includes the coarse whiting of above-mentioned parts by weight, gypsum, oyster being cooled to room temperature
12 parts of shell powder, sierozem power, 200 mesh talcum powder and bentonite, 10 parts of white diatomite and 6 parts of high-strength flour, low whipping speed are
2000 turns/min stirs 15min, adds in 6 parts of nano silicon dioxide while stirring, adds in 5 parts of sesbania gum after having stirred, is stirring
Speed continues to stir 8min for 1500 turns/min, obtains mildew-proof putty powder.
The preparation method of the sesbania gum is：It counts in parts by weight, takes the sesbania seed of 1 parts by weight, after smashing to pieces, by sesbania seed
The sodium bicarbonate solution for being 0.03% with the mass fraction of 5 parts by weight impregnates, after stirring 5min, filtering, to the first obtained filter
After the acetone of 2 parts by weight is added in liquid, 3min is stirred, filtering obtains the second filtrate and the second filter residue, adds again into the second filtrate
After the acetone for entering 1 parts by weight, 2min is stirred, filtering obtains third filter residue, and second filter residue and the third filter residue are mixed
Afterwards, stand a night, the first product obtained after dry 3h at 60 DEG C, take the first product, monoxone, sodium hydroxide and ethyl alcohol by
According to mass ratio 5:2:1:After 3 mixing, after stirring 1h at 60 DEG C, filtering, after obtaining filter residue, dry 1 at 50~60 DEG C~
1.5h is the sesbania gum.
Embodiment 6
1) component A is weighed, in terms of parts by weight, the component A includes 20 parts of water, 25 parts of cellulose, 10 parts of amylan, first
0.5 part of 2 parts of base sodium metasilicate and mould inhibitor, stir 10min, obtain mixture after mixing；
The preparation method of the mould inhibitor is：The acetic acid of 8 parts by weight is equally divided into 2 parts, shell is taken to gather according to parts by weight
1 part of 8 parts of sugar, 3 parts of chloroacetamide, 2 parts of allicin and citric acid are uniformly mixed, and are added thereto a acetic acid, are stirred evenly, obtain
To after mixed liquor, it is put at 2 DEG C and refrigerates 1.5h；
4 parts of polyquaternium is taken in parts by weight, is added in 2 parts of distilled water, after stirring evenly, is added in another acetic acid, again
After stirring evenly, the mixed liquor is added in, refrigeration 3h at 2 DEG C is put into after stirring evenly and obtains the mould inhibitor.
2) it counts in parts by weight, by 4 parts of nano silicon dioxide, 2 parts of coarse whiting, 2 parts of gypsum, 3 parts of oyster shell powder, 2 parts of sierozem power
And 1000 parts of 200 mesh talcum powder, 1.5h is calcined at 400 DEG C respectively, then heats at 600 DEG C and calcines 0.8h, be cooled to
After room temperature, B component is added in into the mixture, the B component includes the coarse whiting of above-mentioned parts by weight, the stone that are cooled to room temperature
5 parts of 10 parts of cream, oyster shell powder, sierozem power, 200 mesh talcum powder and bentonite, 8 parts of white diatomite and high-strength flour, in stirring speed
It spends and stirs 10min for 1800 turns/min, add in 4 parts of nano silicon dioxide while stirring, 2~5 parts of sesbania gum is added in after having stirred,
Low whipping speed continues to stir 5min for 1200 turns/min, obtains mildew-proof putty powder.
The preparation method of the sesbania gum is：It counts in parts by weight, takes the sesbania seed of 1 parts by weight, after smashing to pieces, by sesbania seed
The sodium bicarbonate solution for being 0.03% with the mass fraction of 5 parts by weight impregnates, after stirring 3min, filtering, to the first obtained filter
After the acetone of 2 parts by weight is added in liquid, 2min is stirred, filtering obtains the second filtrate and the second filter residue, adds again into the second filtrate
After the acetone for entering 1 parts by weight, 2min is stirred, filtering obtains third filter residue, and second filter residue and the third filter residue are mixed
Afterwards, stand a night, the first product obtained after dry 2h at 55 DEG C, take the first product, monoxone, sodium hydroxide and ethyl alcohol by
According to mass ratio 5:2:1:After 3 mixing, after stirring 0.8h at 55 DEG C, filtering, after obtaining filter residue, dry 1 at 50~60 DEG C~
1.5h is the sesbania gum.
The mildew-proof putty powder of the present invention is 1 according to mildew-proof putty powder and the weight ratio of water:It constructs after 0.3 ratio stirring.
In order to illustrate the excellent performance of mildew-proof putty powder that the preparation method of the mildew-proof putty powder of the present invention obtains, inventor will be of the invention
The mildew-proof putty powder for preparing of embodiment 4 as experimental group, its performance is detected, and is compared with standard value,
The results are shown in Table 1：
1 mildew-proof putty powder performance detection of table
As can be seen from Table 1, the mildew-proof putty powder that the preparation method of mildew-proof putty powder of the invention obtains meets national mark
Standard, and various aspects of performance is good, adhesion strength is strong, good dispersion, not easily to fall off, and resistance to compression, flexural strength and grinability are good, resistance to
Water, washability, have good workability.
Although the embodiments of the present invention have been disclosed as above, but its be not restricted in specification and embodiment it is listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, it is of the invention and unlimited
In specific details and embodiment shown and described herein.
Claims (6)
1. a kind of mildew-proof putty powder, which is characterized in that include the raw material of following parts by weight：
200 800~1200 parts of mesh talcum powder, 8~12 parts of bentonite, 20~30 parts of cellulose, 8~15 part, nanometer two of amylan
0.2~1 part of 3~6 parts of silica, 2~5 parts of sesbania gum and mould inhibitor, wherein, the mould inhibitor includes the original of following parts by weight
Material：5~10 parts of chitosan, 3~6 parts of polyquaternium, 2~5 parts of chloroacetamide, 5~10 parts of acetic acid, 1~2 part of allicin, lemon
1~2 part of acid, 1~3 part of coarse whiting, 1~3 part of gypsum, 2~5 parts of oyster shell powder, 1~3 part of sierozem power, 3~6 parts of high-strength flour, methyl silicon
15~25 parts of sour 1~3 part of sodium, 5~10 parts of white diatomite and water；
Wherein, the preparation method of the mould inhibitor is：The acetic acid of 5~10 parts by weight is equally divided into 2 parts, according to above-mentioned parts by weight
Number takes 1~2 part of 5~10 parts of chitosan, 2~5 parts of chloroacetamide, 1~2 part of allicin and citric acid to be uniformly mixed, and adds in it
Middle portion acetic acid, stirs evenly, and after obtaining mixed liquor, is put into 1~2h of refrigeration at 0~4 DEG C；
3~6 parts of polyquaternium is taken by above-mentioned parts by weight, 1~3 part of distilled water is added in, after stirring evenly, adds in another second
Acid, be again stirring for uniformly after, add in the mixed liquor, be put into after stirring evenly at 0~4 DEG C refrigerate 2~4h obtain it is described prevent
Mould dose.
2. mildew-proof putty powder as described in claim 1, which is characterized in that the grain size of the nano silicon dioxide for 20~
30nm。
3. mildew-proof putty powder as described in claim 1, which is characterized in that the sesbania gum is to be modified sesbania gum, the sesbania
The preparation method of glue is：It counts in parts by weight, takes the sesbania seed of 1 parts by weight, after smashing to pieces, by the sesbania seed quality of 5 parts by weight
The sodium bicarbonate solution that score is 0.03% impregnates, and after stirring 2~5min, filtering adds in 2 weight into the first obtained filtrate
After the acetone of part, 2~3min is stirred, filtering obtains the second filtrate and the second filter residue, 1 parts by weight are added into the second filtrate
Acetone after, stir 1~2min, filtering, obtain third filter residue, will second filter residue and the third filter residue mixing after, it is quiet
A night is put, the first product is obtained after dry 1~3h at 50~60 DEG C, takes the first product, monoxone, sodium hydroxide and ethyl alcohol
According to mass ratio 5:2:1:After 3 mixing, after stirring 0.5~1h at 50~60 DEG C, filtering, after obtaining filter residue, at 50~60 DEG C
1~1.5h of lower drying is the sesbania gum.
4. a kind of preparation method of mildew-proof putty powder as described in claim 1, which is characterized in that include the following steps：
1) component A is weighed, the component A includes 8~15 parts of 20~30 parts of cellulose, the amylan of above-mentioned parts by weight and mould proof
0.2~1 part of agent, stirs 10min, obtains mixture after mixing；
2) B component is added in into the mixture, the B component includes 800~1200 parts of the 200 mesh talcum powder of above-mentioned parts by weight
With 8~12 parts of bentonite, low whipping speed stirs 8~15min for 1500~2000 turns/min, adds in nano-silica while stirring
3~6 parts of SiClx, stirred after add in 2~5 parts of sesbania gum, low whipping speed for 1000~1500 turns/min continue stirring 3~
8min obtains mildew-proof putty powder.
5. the preparation method of mildew-proof putty powder as claimed in claim 4, which is characterized in that in terms of parts by weight, the component A
1~3 part of 15~25 parts of water and sodium methyl silicate are further included, the B component further includes 1~3 part of coarse whiting, 1~3 part of gypsum, oyster shell
3~6 parts of 2~5 parts of powder, 1~3 part of sierozem power, 5~10 parts of white diatomite and high-strength flour.
6. the preparation method of mildew-proof putty powder as claimed in claim 5, which is characterized in that in terms of parts by weight, the B component
In 3~6 parts of nano silicon dioxide, 1~3 part of coarse whiting, 1~3 part of gypsum, 2~5 parts of oyster shell powder, 1~3 part of sierozem power and 200
800~1200 parts of mesh talcum powder calcines 1~2h before the mixture is added at 300~500 DEG C, then heats to
0.5~1h is calcined at 500~800 DEG C, is then added to after being cooled to room temperature in the mixture.
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| CN201610259899.8A CN105754399B (en) | 2016-04-25 | 2016-04-25 | Mildew-proof putty powder and preparation method thereof |
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| CN107266954A (en) * | 2017-08-23 | 2017-10-20 | 重庆索利特涂料有限公司 | A kind of energy-saving magnetic powder of lacquer putty for use on and preparation method thereof |
| CN107556803A (en) * | 2017-10-30 | 2018-01-09 | 陕西刮德乐新型建材有限公司 | A kind of mould proof powder of lacquer putty for use on |
| CN111763441A (en) * | 2020-08-24 | 2020-10-13 | 无醛饰界装饰产业有限公司 | Mildew-proof formaldehyde-free benzene-free putty powder |
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| CN101215433A (en) * | 2007-12-27 | 2008-07-09 | 刘秉顺 | Multifunctional putty powder and preparation method thereof |
| CN101781488A (en) * | 2009-12-28 | 2010-07-21 | 何计宏 | Environment-friendly five-in-one gypsum putty powder |
| CN103642294B (en) * | 2013-11-15 | 2015-12-02 | 张春贵 | Putty lacquer |
| CN105038364A (en) * | 2015-07-30 | 2015-11-11 | 广西梧州龙鱼漆业有限公司 | External wall putty powder |
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