CN105860639A - Exterior wall anti-cracking putty powder and preparation method thereof - Google Patents
Exterior wall anti-cracking putty powder and preparation method thereof Download PDFInfo
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- CN105860639A CN105860639A CN201610299635.5A CN201610299635A CN105860639A CN 105860639 A CN105860639 A CN 105860639A CN 201610299635 A CN201610299635 A CN 201610299635A CN 105860639 A CN105860639 A CN 105860639A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
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Abstract
The invention discloses exterior wall anti-cracking putty powder. The exterior wall anti-cracking putty powder is mainly prepared from, by mass, 13-18 parts of chitin, 5-9 parts of methylacrylic acid, 6-12 parts of polyvinylidene chloride, 13-20 parts of glutinous rice flour, 15-20 parts of polyvinylpyrrolidone, 17-22 parts of zeolite, 31-36 parts of ash calcium, 92-108 parts of heavy calcium carbonate, 2-4 parts of isothiazolinone, 0.04-0.08 part of polypropylene fiber, 1-4 parts of cellulose ether, 0.8-1.2 parts of a polyether defoamer and 1-3 parts of methyl silicon alcohol sodium. The exterior wall anti-cracking putty powder does not contain toxic and harmful substances like formaldehyde, safe, environment-friendly, simple and convenient for production and construction, less prone to peeling and shedding, high in anti-cracking performance and waterproofness and low in cost.
Description
Technical field
The present invention relates to building material field, particularly relate to a kind of exterior wall anti-cracking putty powder and preparation method thereof.
Background technology
Putty is a kind of ornament materials of smooth surface of wall, is a kind of thick slurry coating material, is must before coating paints
Few a kind of product.Painting imposes on priming paint or is directly coated with and imposes on object, in order to remove rugged on coated article surface lacking
Fall into.Using a small amount of paint base, mass filler and appropriate coloring pigment formulated, pigment used is mainly iron oxide red, white carbon black, chromium
Yellow etc..Filler is mainly calcium bicarbonate, Pulvis Talci etc..Local can be filled up and have the working surface of depression, it is possible to scrape at all surfaces
Remove, it is common that after prime coat parches, be applied over primer coat surface.Require that tack is good, baking process does not cracks.Build
Build with exterior wall putty: before coating engineering, be applied over skin, process with substrate surface levelling, that cracking resistance is as main purpose
Material.External wall putty is divided into plain edition (P), flexible (R), elastic (T).Architecture indoor putty: inner wall putty is divided into Y type
And N-type, Y type i.e. GENERAL TYPE, N-type water-resistant type, there is the putty of certain resistance to water.
Publication No. CN 105017835 A(application number 201510457993.X) Chinese patent literature disclose outside one
Wall powder of lacquer putty for use on, by modified talc powder 45-60 part, carbonic acid fine particle calcium carbonate 10-40 part, sierozem power 20-30 part, hydroxypropyl methyl cellulose
1.5-2.5 part, nano zine oxide 10-15 part, silica flour 5-10 part, starch alkenyl succinate ester 2-5 part, rubber powder 2-3 part, pigment
0.5-1 part is made.Publication No. CN 103265235 A(application number 201310134700.5) Chinese patent literature disclose one
Kind of outer-wall crack-resisting anti-seepage putty powder, mainly by cement, sierozem power, silica flour, wood fibre, rubber powder, hydroxypropyl methyl cellulose
Ether etc. form.Publication No. CN 101805535 A(application number 201010118210.2) Chinese patent literature to disclose one many
The production method of function outer-wall crack-resisting putty, with parts by weight prepare, take from water 13-17 part, cellulose 0.18-0.22 part,
Pure acrylate elastic emulsion 9-11 part, silicon acrylate elastic emulsion 18-22 part, defoamer 0.2-0.3 part, preservative 1-2 part, thickening agent 0.8-
1.2 parts, white cement 28-32 part, ground calcium carbonate 6-9 part, silica flour 15-19 part composition.
In the work progress of building coating, the quality of putty quality plays conclusive effect to the quality of film.Some
Coating ornamental surface arises that problems such as coming off through after a while, and this performance of building putties used by with body of wall base treatment has close
Cut relation, it is therefore desirable to develop a kind of low cost, stable performance, the powder of lacquer putty for use on of anticracking.
Summary of the invention
For the deficiencies in the prior art, it is an object of the invention to provide the exterior wall anticracking that a kind of technique is simple, economical and practical
Powder of lacquer putty for use on and preparation method thereof.
The technical scheme is that
A kind of exterior wall anti-cracking putty powder, is mainly prepared from by following raw materials according, is mass parts: chitin 13-18, metering system
Acid 5-9, polyvinylidene chloride 6-12, glutinous rice flour 13-20, polyvinylpyrrolidone 15-20, zeolite 17-22, ash calcium 31-36, weight
Matter calcium carbonate 92-108, isothiazolone 2-4, polypropylene fibre 0.04-0.08, cellulose ether 1-4, polyether antifoam agent 0.8-
1.2, methyl silicon sodium alcoholate 1-3.
Preferably in scheme, chitin 15-16, methacrylic acid 6-8, polyvinylidene chloride 8-10, glutinous rice flour 15-18,
PVP17-18, zeolite 19-20, ash calcium 33-34, ground calcium carbonate 96-104, isothiazolone 2.5-3.5, poly-
Tacryl 0.05-0.07, cellulose ether 2-3, polyether antifoam agent 0.9-1.1, methyl silicon sodium alcoholate 1.5-2.5.
More preferably, chitin 15.5, methacrylic acid 7, polyvinylidene chloride 9, glutinous rice flour 16.5, polyvinyl pyrrole
Alkanone 17.5, zeolite 14.5, ash calcium 33.5, ground calcium carbonate 100, isothiazolone 3, polypropylene fibre 0.06, cellulose ether
2.5, polyether antifoam agent 1, methyl silicon sodium alcoholate 2.
Described cellulose ether is the mixture of methyl cellulose ether and hydroxypropyl methyl cellulose ether, and both mass ratioes are
1-3:2-4(is preferred, and both mass ratioes are 2:3).
The preparation method of described a kind of exterior wall anti-cracking putty powder, step is:
(1) polyvinylidene chloride, zeolite and ash calcium are pulverized and sieved respectively, make powder；
(2) ground calcium carbonate is put into ball mill grinding within 3-5 hour, (preferably, grind 3.5-4.5 hour；More preferably,
Grind 4 hours), it is subsequently adding glutinous rice flour and step (1) made zeolite powder, continues to grind 1 hour, discharging is sieved, and prepares mixed
Compound；
(3) step (2) made mixture is put in mixing and blending machine, be sequentially added into methacrylic acid, polyether antifoam agent, step
(1) made polyvinylidene chloride and sierozem power end, chitin, polypropylene fibre, methyl silicon sodium alcoholate, cellulose ether, polyethylene pyrrole
Pyrrolidone and isothiazolone, mixing speed is 120-400 rev/min, and (preferably, mixing speed is 180-340 rev/min；
More preferably, mixing speed is 260 revs/min), continue stirring after adding raw material, fully discharging after mixing, obtains putty
Powder.
The preparation method of described a kind of exterior wall anti-cracking putty powder, step (1) polyvinylidene chloride and zeolite were pulverized
200-300 mesh sieve (preferably, pulverized 230-270 mesh sieve；More preferably, 250 mesh sieves were pulverized).
The preparation method of described a kind of exterior wall anti-cracking putty powder, step (1) sierozem power is broken crosses 400-800 mesh sieve (preferably
, pulverized 500-700 mesh sieve；More preferably, 600 mesh sieves were pulverized).
The preparation method of described a kind of exterior wall anti-cracking putty powder, step (2) is crossed 180-270 mesh sieve and (preferably, was pulverized
200-250 mesh sieve；More preferably, 230 mesh sieves were pulverized).
The preparation method of described a kind of exterior wall anti-cracking putty powder, it is 3-9 that step (3) is sequentially added into the time interval of raw material
Minute (preferred, time interval 5-7 minute；More preferably, time interval is 6 minutes).
The preparation method of described a kind of exterior wall anti-cracking putty powder, step (3) continues stirring 20-50 minute and (preferably, continues
Continuous stirring 30-40 minute；More preferably, stirring 35 minutes is continued).
A kind of exterior wall anti-cracking putty powder raw material that the present invention provides is easy to get, dependable performance.In addition, the present invention's is excellent
Effect is also manifested by:
1, the present invention is without the poisonous and harmful substances such as formaldehyde, safety and environmental protection, and production and construction is easy；
2, products made thereby of the present invention is difficult to peeling, comes off, crack resistence and water-tolerant, and with low cost.
Detailed description of the invention
Describe technical scheme in detail below in conjunction with embodiment and experimental example, but protection domain is not limited to this.
The all raw materials of the embodiment of the present invention, if chitin is purchased from Sheng Xie bio tech ltd, Shandong, methacrylic acid
Purchased from Jinan element Chemical Co., Ltd., polyvinylidene chloride is purchased from Quzhou Quan Xi Chemical Co., Ltd., and glutinous rice flour is purchased from Linyi
The most prosperous wholesale grain store in Luozhuang District, city, polyvinylpyrrolidone is purchased from Shanghai De Bang Chemical Co., Ltd., and zeolite is purchased from Shanghai long cosmos chemical industry
Company limited, ash calcium is purchased from Shanghai Bo Tong Chemical Co., Ltd., different thiophene purchased from Lingshou County Jin Yuan mining industry processing factory, ground calcium carbonate
Oxazoline ketone is purchased from Lu Ke chemical industry Co., Ltd of Shouguang City, and polypropylene fibre is purchased from Tai'an Wan Bang fiber company limited, methyl
Cellulose ether and hydroxypropyl methyl cellulose ether are purchased from Shanghai Shun Shui Chemical Co., Ltd., and polyether antifoam agent is purchased from federal in Guangdong
Fine Chemical Co., Ltd, methyl silicon sodium alcoholate is purchased from Jinan Jie Wei Chemical Industry Science Co., Ltd.
1 one kinds of exterior wall anti-cracking putty powders of embodiment, are mainly prepared from (every part of 5kg) by following raw materials according: chitin 13
Part, methacrylic acid 5 parts, polyvinylidene chloride 6 parts, glutinous rice flour 13 parts, polyvinylpyrrolidone 15 parts, 17 parts of zeolite, ash calcium
31 parts, ground calcium carbonate 92 parts, isothiazolone 2 parts, polypropylene fibre 0.04 part, cellulose ether 1 part, polyether antifoam agent 0.8
Part, methyl silicon sodium alcoholate 1 part.
The preparation method of a kind of exterior wall anti-cracking putty powder is:
(1) polyvinylidene chloride and zeolite were pulverized 200 mesh sieves respectively, sierozem power broken mistake 400 mesh sieve, make powder；
(2) ground calcium carbonate is put into ball mill grind 3 hours, is subsequently adding glutinous rice flour and step (1) made zeolite powder,
Continuing to grind 1 hour, 180 mesh sieves are crossed in discharging, prepare mixture；
(3) step (2) made mixture is put in mixing and blending machine, be sequentially added into methacrylic acid, polyether antifoam agent, step
(1) made polyvinylidene chloride and sierozem power end, chitin, polypropylene fibre, methyl silicon sodium alcoholate, cellulose ether are (for methyl fibre
Dimension element ether and the mixture of hydroxypropyl methyl cellulose ether, mass ratio is 1:2), polyvinylpyrrolidone and isothiazolone, often
The time interval of secondary addition raw material is 3 minutes, and mixing speed is 120 revs/min, continues stirring 20 minutes, fill after adding raw material
Divide discharging after mixing, obtain powder of lacquer putty for use on.
2 one kinds of exterior wall anti-cracking putty powders of embodiment, are mainly prepared from (every part of 5kg) by following raw materials according: chitin 18
Part, methacrylic acid 9 parts, polyvinylidene chloride 12 parts, glutinous rice flour 20 parts, polyvinylpyrrolidone 20 parts, 22 parts of zeolite, ash calcium
36 parts, ground calcium carbonate 108 parts, isothiazolone 4 parts, polypropylene fibre 0.08 part, cellulose ether 4 parts, polyether antifoam agent 1.2
Part, methyl silicon sodium alcoholate 3 parts.
The preparation method of a kind of exterior wall anti-cracking putty powder is:
(1) polyvinylidene chloride and zeolite were pulverized 300 mesh sieves respectively, sierozem power broken mistake 800 mesh sieve, make powder；
(2) ground calcium carbonate is put into ball mill grind 5 hours, is subsequently adding glutinous rice flour and step (1) made zeolite powder,
Continuing to grind 1 hour, 270 mesh sieves are crossed in discharging, prepare mixture；
(3) step (2) made mixture is put in mixing and blending machine, be sequentially added into methacrylic acid, polyether antifoam agent, step
(1) made polyvinylidene chloride and sierozem power end, chitin, polypropylene fibre, methyl silicon sodium alcoholate, cellulose ether are (for methyl fibre
Dimension element ether and the mixture of hydroxypropyl methyl cellulose ether, mass ratio is 3:4), polyvinylpyrrolidone and isothiazolone, often
The time interval of secondary addition raw material is 9 minutes, and mixing speed is 400 revs/min, continues stirring 50 minutes, fill after adding raw material
Divide discharging after mixing, obtain powder of lacquer putty for use on.
3 one kinds of exterior wall anti-cracking putty powders of embodiment, are mainly prepared from (every part of 5kg) by following raw materials according: chitin 15
Part, methacrylic acid 6 parts, polyvinylidene chloride 8 parts, glutinous rice flour 15 parts, PVP17 part, 19 parts of zeolite, ash calcium
33 parts, ground calcium carbonate 96 parts, isothiazolone 2.5 parts, polypropylene fibre 0.05 part, cellulose ether 2 parts, polyether antifoam agent
0.9 part, methyl silicon sodium alcoholate 1.5 parts.
The preparation method of a kind of exterior wall anti-cracking putty powder is:
(1) polyvinylidene chloride and zeolite were pulverized 230 mesh sieves respectively, sierozem power broken mistake 500 mesh sieve, make powder；
(2) ground calcium carbonate is put into ball mill grind 3.5 hours, be subsequently adding glutinous rice flour and step (1) made zeolite powder
End, continues to grind 1 hour, and 200 mesh sieves are crossed in discharging, prepare mixture；
(3) step (2) made mixture is put in mixing and blending machine, be sequentially added into methacrylic acid, polyether antifoam agent, step
(1) made polyvinylidene chloride and sierozem power end, chitin, polypropylene fibre, methyl silicon sodium alcoholate, cellulose ether are (for methyl fibre
Dimension element ether and the mixture of hydroxypropyl methyl cellulose ether, mass ratio is 1:2), polyvinylpyrrolidone and isothiazolone, often
The time interval of secondary addition raw material is 5 minutes, and mixing speed is 180 revs/min, continues stirring 30 minutes, fill after adding raw material
Divide discharging after mixing, obtain powder of lacquer putty for use on.
4 one kinds of exterior wall anti-cracking putty powders of embodiment, are mainly prepared from (every part of 5kg) by following raw materials according: chitin 16
Part, methacrylic acid 8 parts, polyvinylidene chloride 10 parts, glutinous rice flour 18 parts, polyvinylpyrrolidone 18 parts, 20 parts of zeolite, ash calcium
34 parts, ground calcium carbonate 104 parts, isothiazolone 3.5 parts, polypropylene fibre 0.07 part, cellulose ether 3 parts, polyether antifoam agent
1.1 parts, methyl silicon sodium alcoholate 2.5 parts.
The preparation method of a kind of exterior wall anti-cracking putty powder is:
(1) polyvinylidene chloride and zeolite were pulverized 270 mesh sieves respectively, sierozem power broken mistake 700 mesh sieve, make powder；
(2) ground calcium carbonate is put into ball mill grind 4.5 hours, be subsequently adding glutinous rice flour and step (1) made zeolite powder
End, continues to grind 1 hour, and 250 mesh sieves are crossed in discharging, prepare mixture；
(3) step (2) made mixture is put in mixing and blending machine, be sequentially added into methacrylic acid, polyether antifoam agent, step
(1) made polyvinylidene chloride and sierozem power end, chitin, polypropylene fibre, methyl silicon sodium alcoholate, cellulose ether are (for methyl fibre
Dimension element ether and the mixture of hydroxypropyl methyl cellulose ether, mass ratio is 3:4), polyvinylpyrrolidone and isothiazolone, often
The time interval of secondary addition raw material is 7 minutes, and mixing speed is 340 revs/min, continues stirring 40 minutes, fill after adding raw material
Divide discharging after mixing, obtain powder of lacquer putty for use on.
5 one kinds of exterior wall anti-cracking putty powders of embodiment, are mainly prepared from (every part of 5kg) by following raw materials according: chitin 15.5
Part, methacrylic acid 7 parts, polyvinylidene chloride 9 parts, glutinous rice flour 16.5 parts, PVP17 .5 part, zeolite 14.5
Part, ash calcium 33.5 parts, ground calcium carbonate 100 parts, isothiazolone 3 parts, polypropylene fibre 0.06 part, cellulose ether 2.5 parts, poly-
Ether defoaming agent 1 part, methyl silicon sodium alcoholate 2 parts.
The preparation method of a kind of exterior wall anti-cracking putty powder is:
(1) polyvinylidene chloride and zeolite were pulverized 250 mesh sieves respectively, sierozem power broken mistake 600 mesh sieve, make powder；
(2) ground calcium carbonate is put into ball mill grind 4 hours, is subsequently adding glutinous rice flour and step (1) made zeolite powder,
Continuing to grind 1 hour, 230 mesh sieves are crossed in discharging, prepare mixture；
(3) step (2) made mixture is put in mixing and blending machine, be sequentially added into methacrylic acid, polyether antifoam agent, step
(1) made polyvinylidene chloride and sierozem power end, chitin, polypropylene fibre, methyl silicon sodium alcoholate, cellulose ether are (for methyl fibre
Dimension element ether and the mixture of hydroxypropyl methyl cellulose ether, mass ratio is 2:3), polyvinylpyrrolidone and isothiazolone, often
The time interval of secondary addition raw material is 6 minutes, and mixing speed is 260 revs/min, continues stirring 35 minutes, fill after adding raw material
Divide discharging after mixing, obtain powder of lacquer putty for use on.
The present invention is raw materials used as follows:
Chitin: light ecru to white powder, the macromolecule polysaccharide of line style, industrially can make cloth, medicated clothing, dyestuff, paper
Open and water process etc..Agriculturally can do insecticide, plant antiviral agent.
Methacrylic acid: colourless crystallization or transparency liquid, for organic synthesis, and polymer is prepared, be can be used as synthesizing rubber
The raw material of glue, manufactures thermohardening lacquer, synthetic rubber, fabric-treating agent etc., manufactures acrylate solvent-borne type and emulsion-type gluing
The cross-linking monomer of agent, in order to improve adhesive strength and the stability of adhesive.
Polyvinylidene chloride: the copolymer with vinylidene chloride as main component, has resistance to combustion, corrosion-resistant, air-tightness good
Etc. characteristic, can be used for thin film, coating and fiber.
Glutinous rice flour: be with Oryza glutinosa as raw material, soaking, the operations such as sand milling is pulverized, and sieves, and filter pressing is broken, drying preparation and
Becoming, color and luster is pure white, soft, tough cunning.
Polyvinylpyrrolidone: be called for short PVP, a kind of non-ionic macromolecule compound, there is colloid protective effect, film forming
Property, caking property, hygroscopicity, solubilising or cohesion.With the paint of PVP cladding, coating film forming is transparent and does not affect true qualities, improves
Coating and the gloss of pigment and dispersibility, improve heat stability and can improve the dispersibility etc. of ink and ink.
Zeolite: a kind of aqueous alkali metal or the aluminum silicate mineral of alkaline-earth metal, has adsorptivity, ion exchangeable, urges
The performances such as change and acidproof heat-proof, in building materials industry, as cement hydraulicity active blending material, fire artificial lightweight aggregate, make
Light-high-strength sheet material and brick.
Ash calcium: main component is Ca (OH)2, CaO and a small amount of CaCO3Mixture, be applied to powder of lacquer putty for use on, emulsion paint, insulation
Mortar, building coating, electric wire, plastic-steel door and window, be additionally operable to flue gas desulfurization, sewage disposal etc..
Ground calcium carbonate: be to be ground formed by natural carbonate mineral such as calcite, marble, limestone.It is conventional
Powdery inorganic filler.Calcium carbonate is the most extensive in the purposes of water paint industry, coating can be made not settle, easily disperse, good luster
Etc. characteristic.
Isothiazolone: be a kind of wide spectrum, efficient, low toxicity, non-oxidative bactericide, has and does not produces residual, operation peace
Entirely, the feature such as compatibility is good, stability is strong, use cost is low, be widely used in oil field, papermaking, pesticide, cutting oil, leather, oil
The industries such as ink, dyestuff, process hides.
Polypropylene fibre: long 16 mm, has intensity height, good toughness, chemical-resistant and microbial resistance good and price is low etc.
Advantage, is therefore widely used in rope, fishing net, seat belt, case and bag band, safety net, sewing thread, cable sheathing, geotextiles, filtration
The industrial fields such as the reinforcing material of cloth, paper grade (stock) felt and paper, can prevent spreading of cement-hydrate crystal defect, play crack resistence
Effect.
Methyl cellulose ether: have thickening water retention, improves application property, good with the cement compatibility, can be used for sand is dry mixed
Slurry series of products.
Hydroxypropyl methyl cellulose ether: water-retaining agent, retarder as cement mortar make mortar have pumping, are plastering
As adhesive in slurry, gypsum material, powder of lacquer putty for use on or other building materials, improving smear and extend operable time, it is protected in addition
Aqueous can make slurry will not strengthen intensity after hardening because of so dry that to chap too soon after smearing.
Polyether antifoam agent: there is the froth breaking of excellence, suds function, nontoxic, it is insoluble in water, is soluble in organic solvent, can be single
Solely use, be widely used in fermentation and manufacture antibiotic, vitamin and food processing, papermaking, chemical industry, coating, building materials, detergent etc.
Field defoaming treatment.
Methyl silicon sodium alcoholate: for colourless or light yellow clear liquid, has waterproof, antiseepage, protection against the tide, antirust, aging resistance, anti-soil
Dye, the advantage such as ventilative, thus can be widely used for cement mortar, in the field such as armored concrete, water-repellent paint.
The performance test of test example 1 gained of the present invention one exterior wall anti-cracking putty powder (embodiment 5):
Products made thereby of the present invention is cited by JG/T157 2009 " putty for exterior use " with the powder of lacquer putty for use on bought on the market
Detection project and detection method detect and evaluate.
The requirement of table 1 elastic outer wall putty
Result records products made thereby of the present invention and the powder of lacquer putty for use on product state in a reservoir bought on the market, application property, when being dried
Between, initial dry cracking resistance, grinability, water absorption, resistance to water and alkali resistance all meet the regulation in JG/T157 2009.Mark
Under quasi-state, the adhesion strength of products made thereby of the present invention is 0.98MPa, and the product bought on the market is 0.67MPa, through 5 times
After freeze-thaw cycle, the adhesion strength of products made thereby of the present invention is 0.64MPa, and that buys product on the market is only 0.42MPa, with
Time, recording products made thereby basic unit of the present invention crackle is 0.48mm, and the basic unit's crackle buying product on the market is 0.32mm, compares two
The performance planting product understands, and products made thereby adhesion strength of the present invention is high, and splitting resistance is excellent.
It should be pointed out that, the detailed description of the invention more representational example that is the present invention, it is clear that the skill of the present invention
Art scheme is not limited to above-described embodiment, it is also possible to have many variations.Those of ordinary skill in the art, the most public with present invention institute
What what that open or according to file written description was undoubted obtained, all it is considered as this patent scope of the claimed.
Claims (10)
1. an exterior wall anti-cracking putty powder, it is characterised in that be mainly prepared from by following raw materials according, be mass parts: chitin
13-18, methacrylic acid 5-9, polyvinylidene chloride 6-12, glutinous rice flour 13-20, polyvinylpyrrolidone 15-20, zeolite 17-
22, ash calcium 31-36, ground calcium carbonate 92-108, isothiazolone 2-4, polypropylene fibre 0.04-0.08, cellulose ether 1-4,
Polyether antifoam agent 0.8-1.2, methyl silicon sodium alcoholate 1-3.
2. a kind of exterior wall anti-cracking putty powder as claimed in claim 1, it is characterised in that chitin 15-16, methacrylic acid 6-
8, polyvinylidene chloride 8-10, glutinous rice flour 15-18, PVP17-18, zeolite 19-20, ash calcium 33-34, heavy carbon
Acid calcium 96-104, isothiazolone 2.5-3.5, polypropylene fibre 0.05-0.07, cellulose ether 2-3, polyether antifoam agent 0.9-
1.1, methyl silicon sodium alcoholate 1.5-2.5.
3. a kind of exterior wall anti-cracking putty powder as claimed in claim 1, it is characterised in that chitin 15.5, methacrylic acid 7,
Polyvinylidene chloride 9, glutinous rice flour 16.5, PVP17 .5, zeolite 14.5, ash calcium 33.5, ground calcium carbonate 100,
Isothiazolone 3, polypropylene fibre 0.06, cellulose ether 2.5, polyether antifoam agent 1, methyl silicon sodium alcoholate 2.
4. a kind of exterior wall anti-cracking putty powder as described in claim 1-3 is arbitrary, it is characterised in that described cellulose ether is methyl
Cellulose ether and the mixture of hydroxypropyl methyl cellulose ether, both mass ratioes are that 1-3:2-4(is preferred, both quality
Ratio is 2:3).
5. the preparation method of a kind of exterior wall anti-cracking putty powder as described in claim 1-3 is arbitrary, it is characterised in that step is:
(1) polyvinylidene chloride, zeolite and ash calcium are pulverized and sieved respectively, make powder；
(2) ground calcium carbonate is put into ball mill grinding within 3-5 hour, (preferably, grind 3.5-4.5 hour；More preferably,
Grind 4 hours), it is subsequently adding glutinous rice flour and step (1) made zeolite powder, continues to grind 1 hour, discharging is sieved, and prepares mixed
Compound；
(3) step (2) made mixture is put in mixing and blending machine, be sequentially added into methacrylic acid, polyether antifoam agent, step
(1) made polyvinylidene chloride and sierozem power end, chitin, polypropylene fibre, methyl silicon sodium alcoholate, cellulose ether, polyethylene pyrrole
Pyrrolidone and isothiazolone, mixing speed is 120-400 rev/min, and (preferably, mixing speed is 180-340 rev/min；
More preferably, mixing speed is 260 revs/min), continue stirring after adding raw material, fully discharging after mixing, obtains putty
Powder.
The preparation method of a kind of exterior wall anti-cracking putty powder the most as claimed in claim 5, it is characterised in that step (1) poly-inclined two
Vinyl chloride and zeolite were pulverized 200-300 mesh sieve and (preferably, were pulverized 230-270 mesh sieve；More preferably, 250 mesh were pulverized
Sieve).
The preparation method of a kind of exterior wall anti-cracking putty powder the most as claimed in claim 5, it is characterised in that step (1) sierozem power
Broken 400-800 mesh sieve of crossing (preferably, pulverized 500-700 mesh sieve；More preferably, 600 mesh sieves were pulverized).
The preparation method of a kind of exterior wall anti-cracking putty powder the most as claimed in claim 5, it is characterised in that step (2) crosses 180-
270 mesh sieves (preferably, pulverized 200-250 mesh sieve；More preferably, 230 mesh sieves were pulverized).
The preparation method of a kind of exterior wall anti-cracking putty powder the most as claimed in claim 5, it is characterised in that step (3) adds successively
The time interval entering raw material is 3-9 minute (preferably, time interval 5-7 minute；More preferably, time interval is 6 minutes).
The preparation method of a kind of exterior wall anti-cracking putty powder the most as claimed in claim 5, it is characterised in that step (3) continues to stir
Mix 20-50 minute and (preferably, continue stirring 30-40 minute；More preferably, stirring 35 minutes is continued).
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| CN113209677A (en) * | 2021-05-10 | 2021-08-06 | 吴玉煌 | Convenient type water proof coating filter-pressing equipment |
| CN113998966A (en) * | 2020-07-27 | 2022-02-01 | 傅吾录 | Efficient multifunctional environment-friendly zeolite wall material and preparation method thereof |
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| CH701176B1 (en) * | 2006-09-21 | 2010-12-15 | Joerg Hinkelmann | Sealant. |
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| CN113998966A (en) * | 2020-07-27 | 2022-02-01 | 傅吾录 | Efficient multifunctional environment-friendly zeolite wall material and preparation method thereof |
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