CN101648800B - Ultraviolet resistance mortar composite - Google Patents
Ultraviolet resistance mortar composite Download PDFInfo
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- CN101648800B CN101648800B CN2009100540761A CN200910054076A CN101648800B CN 101648800 B CN101648800 B CN 101648800B CN 2009100540761 A CN2009100540761 A CN 2009100540761A CN 200910054076 A CN200910054076 A CN 200910054076A CN 101648800 B CN101648800 B CN 101648800B
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- titanium
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/0004—Compounds chosen for the nature of their cations
- C04B2103/001—Alkaline earth metal or Mg-compounds
- C04B2103/0011—Ba
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/0004—Compounds chosen for the nature of their cations
- C04B2103/0017—Refractory metal compounds
- C04B2103/0019—Ti
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00586—Roofing materials
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2038—Resistance against physical degradation
- C04B2111/2061—Materials containing photocatalysts, e.g. TiO2, for avoiding staining by air pollutants or the like
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/80—Optical properties, e.g. transparency or reflexibility
- C04B2111/802—White cement
Abstract
The invention discloses an ultraviolet resistance mortar composite and the composite comprises the following components in parts by weight: 400-600 parts of white cement, 50-100 parts of semi-hydrated gypsum, 200-400 parts of heavy calcium carbonate, 200-300 parts of barium-titanium organic composite emulsion and 10-30 parts of photosensitive ultraviolet resistance protectant, wherein the barium-titanium organic composite emulsion is a barium-titanium mixture modified with (methyl) acrylate and (methyl) styrene and the photosensitive ultraviolet resistance protectant is a peptizing agent containing light-absorbing dye, reductant and oxidation complex system. The invention protects the inner layer of the mortar and protects the high polymer and pigment from the direct ultraviolet radiation; the multifunctional ultraviolet resistance mortar composite of the invention can be used as vaious waterproof coatings by adjusing the dosage of the barium-titanium organic composite emulsion and is mainly used as the water resistance mortar of the wall surface of the balcony and the roof for high grade houses.
Description
Technical field
The present invention relates to a kind of multi-functional ultraviolet resistance mortar composite.
Background technology
Along with making constant progress of human society, continue the economic growth carried out, China is just carrying out large-scale economic construction; Demand to material of construction is very huge, and advantage obtains application more and more widely to New Building Materials in building industry so that its energy-saving and environmental protection, functionalization, Technological Economy are reasonable etc., after 20th century; The development of material of construction has got into a brand-new era especially; With a collection of organic materials is master's chemical building material sudden emergence, some excellent performances, and the building material with specific function occurs in succession; Be penetrated into all respects of construction industry, become the symbol of modern architecture.The appearance of type material also must be for bringing new problem, and new problem also will rely on new technology to solve.The material of construction that is the main body with cement based organic waterproof mortar has become one of current requisite most important material.But problem and the stability problem quilt more and more attention of high molecular polymer in sand-cement slurry such as the impervious pressure of cement-based waterproof mortar and the folding strength in waterproof mortar later stage; Especially the irradiation of high molecular polymer UV resistant is very distinct issues; High molecular polymer in the sand-cement slurry receives uviolizing for a long time, fissions easily, causes mortar surface efflorescence and abrasion; Cause pigment to fade; Cause the mortar performance main body influenced, people have taked multiple way to solve this problem, protect as adding multiple ultraviolet resistance protectant in the mortar; But owing to receive the influence of sand-cement slurry highly basic system, the not well effect of performance fully in the sand-cement slurry system of these ultraviolet resistance protectants.
Summary of the invention
The object of the present invention is to provide a kind of ultraviolet resistance mortar composite, to overcome the above-mentioned defective that prior art exists.
Ultraviolet resistance mortar composite of the present invention contains 400～600 weight part white cements, semi-hydrated gypsum 50～100 weight parts, water-ground limestone 200～400 weight parts, barium-titanium organic composite emulsion 200～300 weight parts and photosensitive ultraviolet resistance protectant 10～30 weight parts;
Said barium-titanium organic composite emulsion is (methyl) propenoate and (methyl) phenylethene modified barium titanium mixture;
The preparation method of described barium-titanium organic composite emulsion comprises the steps:
(1) is 5.5～6.5 times with the rutile type nano white titanium pigment of 6～8 weight parts, the water of 40～50 weight parts and the grafted gelatin of 1.5～3 weight parts at pH, processes gelatin solution for 70～80 ℃, add weight concentration then simultaneously and be 15～20 parts of 10～20% nitrate of baryta solution and weight concentration and be 15～20 parts of 5～10% ammoniumsulphate solns; Added in preferred 40～60 minutes; Add weight concentration then and be 5～8 parts of 5～10% ammoniumsulphate solns, be incubated 25～35 minutes, using weight concentration is that to regulate pH be 3.8～4.5 for 10～20% sulphuric acid soln; Cooling; Left standstill 40～60 minutes, sedimentation, the use weight concentration is 30～40% acetum; Regulate pH value to 3.8～4.5 of sediment, collect settled barium titanium mixed crystal;
The particle diameter of rutile type nano white titanium pigment is 20～100 nanometers;
Described grafted gelatin is the poly-maleic anhydride grafted gelatin, can adopt out the product of glue stock company dawn;
(2) 10～50 parts of (methyl) propenoate, 0～40 part of (methyl) vinylbenzene and 1～2 part of molecular weight regulator are mixed; Obtain mix monomer; Then the said mix monomer of 50 weight parts, 0.2～1 weight part reactive emulsifier, 0.2～1 weight part initiator and 10～20 weight parts waters are mixed, obtain mixed solution;
(3) the described barium titanium of 10～20 weight parts mixed crystal is mixed with the water of 30～40 weight parts; Regulating pH is 5～6; Stirred 0.5～1 hour at 50～60 ℃; Add 1～2 weight part hydroxyethyl ethylcellulose and 0.5～1 weight account polyethylene pyrrolidone and 0.5～1 weight part methacryloxypropyl triethoxyl silane again, stirred 1～2 hour;
The Vinylpyrrolidone polymer weight-average molecular weight is 3000～6000;
(4) with the said mixed solution of 5～10 weight parts, 0.1～1 weight part reactive emulsifier, 0.1～1 part of initiator, with the product of step (3) 75 ℃～90 ℃ reactions 0.5～1 hour;
(5) and then add the described mixed solution of 50～65 weight parts, add in 2～3 hours, reacted 1～2 hour, obtain barium-titanium organic composite emulsion, the weight solid content is 40%～55%, and median size is 2um～4um, and pH 6～7.5;
Described (methyl) propenoate is selected from least a in vinyl cyanide, methyl acrylate, ethyl propenoate, n-butyl acrylate, NSC 20949, TEB 3K, Jia Jibingxisuanyizhi, n-BMA, methylacrylic acid-2-ethylhexyl, 2-hydroxyethyl methacrylate or the methylacrylic acid-2-hydroxypropyl acrylate;
Described molecular weight regulator is at least a in ethyl thioglycolate, Thiovanic acid butyl ester, mercaptoethanol, 2 mercapto ethanol or the tert-dodecyl mercaptan;
Reactive emulsifier is selected from least a in allyl polyethenoxy ether ammonium sulfate, allyl polyethenoxy ether, the vinyl Soxylat A 25-7;
Described initiator is selected from least a in Potassium Persulphate, Sodium Persulfate or the ammonium persulphate;
The peptization thing that described photosensitive ultraviolet resistance protectant is made up of extinction dyestuff, reductive agent and oxidation complexation system, its preparation method comprises the steps:
With weight concentration be 0.2～1 ‰ 3.3 '-15～20 parts of diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff solution and weight concentration are 8～10% tin protochloride ethanolic soln 12～20 weight parts; Add in 122～130 weight part sol solutions, promptly obtain photosensitive ultraviolet resistance protectant;
Said sol solution is the mixture of gelatin, copper sulfate, sodium hydroxide, thiocarbamide and water, and the preparation method is following:
With weight concentration is 0.6～1% gelatin solution 100 weight parts, is warming up to 60～70 ℃, adds 8～10 parts of copper sulfate, 1～2 part of sodium hydroxide and 13～18 weight part thiocarbamides, obtains sol solution;
Preferably, said ultraviolet resistance mortar composite comprises the component of following weight part:
400～600 parts of white cements
50～100 parts of semi-hydrated gypsums
200～400 parts of water-ground limestones
100～200 parts of white titanium pigments
2～4 parts of ether of cellulose
2～4 parts of water reducers
2～4 parts of skimmers
200～300 parts of barium-titanium organic composite emulsions
1～2 part of fluidizer
2～4 parts of hydrophober
10～30 parts of photosensitive ultraviolet resistance protectants
Said water-ground limestone is preferably 500～600 orders;
Said ether of cellulose is selected from more than one in CMC 99.5, methylcellulose gum, TKK 021 or the Natvosol;
Skimmer is selected from the P801 skimmer of extra large river chemical industry ltd, and its chemical name is a ZGK 5;
Water reducer is selected from polycarboxylate water-reducer, can adopt the make the country prosperous product of chemical ltd of Suzhou;
Fluidizer is selected from phthalate compound, preferred Witcizer 300;
Hydrophober is selected from the DS-ZS 826 anionic dispersion-s hydrophober that Shanghai dongsheng New Materials Co., Ltd produces, and its chemical name is a nano level calcium stearate (60～80nm)
Other components can be used conventional commercially available prod.
The preparation method of said ultraviolet resistance mortar composite is following:
In stirrer, at first add white cement; Add semi-hydrated gypsum, water-ground limestone, white titanium pigment, ether of cellulose, water reducer and skimmer while stirring; Add barium-titanium organic composite emulsion, fluidizer, hydrophober again, use to add photosensitive ultraviolet resistance protectant in preceding 30 minutes.
Multi-functional ultraviolet resistance mortar composite of the present invention has adopted through special synthetic barium-titanium organic composite emulsion; Because the barium titanium mixed crystal in the barium-titanium organic composite emulsion enriches the space to mortar; It and cement are closely knit through the mortar internal structure that forms after aquations with other components, have increased resistance to compression and folding strength, and barium-titanium organic composite emulsion has extraordinary bridging property and snappiness simultaneously; Mortar after the aquation has good elasticity; The mortar upper layer is fine and smooth, closely knit, and smooth finish is good, and most importantly folding strength and impervious pressure improve a lot.Adopt cement-based waterproof mortar photosensitive ultraviolet resistance protectant simultaneously, adopted extinction dyestuff, reductive agent, the peptization thing that the oxidation complexation system is formed is dispersed in the sand-cement slurry; Luminous energy is absorbed by extinction dyestuff when the skin of sand-cement slurry receives ultraviolet acute irradiation; Extinction dyestuff is two strong Unstable Systems, receives the influence of luminous energy, causes transmission ofenergy; Make strong reductant tin protochloride excitation electron; Bivalent cupric ion in the complex compound progressively is reduced into copper atom, and the cupric ion in the complex compound is constantly to surface transport, and the copper atom that reduction reaction generates has produced shielding effect; Divalent tin ion and gelatin form the glued membrane that is insoluble in water and have intercepted ultraviolet ray simultaneously; The mortar internal layer is protected, has protected high molecular polymer and pigment to exempt from the ultraviolet direct width of cloth and penetrated, eliminated the generation of the phenomenon of fading of mortar surface efflorescence and abrasion and pigment.Multi-functional ultraviolet resistance mortar composite of the present invention can be used as the usefulness of several anti water paint through the consumption of regulating barium-titanium organic composite emulsion, is mainly used in the usefulness of the anti-water mortar of balcony metope and roof in high-end residential building.
Embodiment
Among the embodiment, if no special instructions, component is weight part.
Embodiment 1
Prescription:
400 parts of white cements, 100 parts of semi-hydrated gypsums, 400 parts of water-ground limestones, 100 parts of white titanium pigments, 2 parts of methyl cellulose ethers, 2 parts of water reducers, 2 parts of skimmers, 200 parts of barium-titanium organic composite emulsions, 1 part of fluidizer, hydrophober 2; 10 parts of photosensitive ultraviolet resistance protectants, 100 parts in water.
Water reducer is a polycarboxylate water-reducer, adopts the make the country prosperous product of chemical ltd of Suzhou, and fluidizer is a Witcizer 300, and hydrophober is the DS-ZS 826 anionic dispersion-s hydrophober that Shanghai dongsheng New Materials Co., Ltd produces, its chemical name
For?
The preparation of barium-titanium organic composite emulsion:
(1) is 6.5 times with the rutile type nano white titanium pigment of 8 weight parts, the water of 50 weight parts and the grafted gelatin of 3 weight parts at pH, processes gelatin solution for 80 ℃, add weight concentration then simultaneously and be 20 parts of 20% nitrate of baryta solution and weight concentration and be 20 parts of 10% ammoniumsulphate solns; Added in 60 minutes, and added weight concentration then and be 5 parts of 10% ammoniumsulphate solns, be incubated 35 minutes; Use weight concentration be 20% sulphuric acid soln to regulate pH be 4.5, cooling was left standstill 60 minutes; The upper strata clear water is removed in sedimentation, water washing and depositing thing; Using weight concentration is the pH value to 4.5 that 40% acetum is regulated sediment, collects settled barium titanium mixed crystal;
The particle diameter of rutile type nano white titanium pigment is 60 nanometers;
Described grafted gelatin is the poly-maleic anhydride grafted gelatin, adopts and opens the product of glue stock company dawn;
(2) 50 parts of methyl acrylates, 40 parts of (methyl) vinylbenzene and 1 part of molecular weight regulator ethyl thioglycolate are mixed; Obtain mix monomer; Then the said mix monomer of 50 weight parts, 1 weight part allyl polyethenoxy ether ammonium sulfate, 1 weight part initiator potassium persulfate and 20 weight parts waters are mixed, obtain mixed solution;
(3) 20 weight part barium titanium mixed crystal are mixed with the water of 40 weight parts; Adding weight concentration and be 20% sulphuric acid soln, to transfer (down with) joint pH be 6; Stirred 0.5 hour at 60 ℃; Add 2 weight part hydroxyethyl ethylcelluloses and 1 weight account polyethylene pyrrolidone and 1 weight part methacryloxypropyl triethoxyl silane again, stirred 1 hour;
The Vinylpyrrolidone polymer weight-average molecular weight is 3000～6000;
(4) with the said mixed solution of 10 weight parts, 1 weight part reactive emulsifier allyl polyethenoxy ether ammonium sulfate, 1 part of initiator potassium persulfate, with the product of step (3) 90 ℃ of reactions 1 hour;
(5) and then add 65 weight part mixed solutions, add in 3 hours, reacted 2 hours, obtain barium-titanium organic composite emulsion, median size is 4um, and pH 6;
The preparation of photosensitive ultraviolet resistance protectant:
The preparation weight concentration is 100 parts of 1% aqueous gelatin solutions under normal temperature condition, stirs 20 minutes in the stirrer, is warming up to 65 ℃ again, adds the copper sulfate of 10 parts of weight again; After 5 minutes, add the sodium hydroxide of 1 part of weight again, it is muddy that glue is taken place, and after 5 minutes, adds the thiocarbamide of 15 weight parts again, and it is transparent that glue is become, and obtains sol solution;
With weight concentration be 1 ‰ 3.3 '-diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff solution joins in the sol solution; After 30 minutes, make head light into incandescent light (no UV-light) after, add weight concentration again and be 10% tin protochloride ethanolic soln; Stirred 10 minutes; Obtain photosensitive ultraviolet resistance protectant, keep in Dark Place, wherein:
Weight concentration be 1 ‰ 3.3 '-20 parts of diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff aqueous solution
Weight concentration is 20 parts of 10% tin protochloride ethanolic solns;
Sol solution 125 weight parts;
3.3 '-diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff is the chemical industry manufacturing of Chun-shan Mountain, Ningbo;
The preparation method of ultraviolet resistance mortar composite is following:
In stirrer, at first add white cement; Add semi-hydrated gypsum, water-ground limestone, white titanium pigment, ether of cellulose, water reducer and skimmer while stirring; Add barium-titanium organic composite emulsion, fluidizer, hydrophober again, use to add photosensitive ultraviolet resistance protectant in preceding 30 minutes.(down together)
Embodiment 2
Prescription:
450 parts of white cements, 50 parts of semi-hydrated gypsums, 350 parts of water-ground limestones, 150 parts of white titanium pigments, 3 parts of methyl cellulose ethers, 3 parts of water reducers, 3 parts of skimmers, 250 parts of barium-titanium organic composite emulsions, 1.5 parts of fluidizers, 3 parts of hydrophober, 20 parts of quick ultraviolet resistance protectants, 110 parts in water;
Water reducer is a polycarboxylate water-reducer, adopts the make the country prosperous product of chemical ltd of Suzhou, and fluidizer is a Witcizer 300, and hydrophober is the DS-ZS 826 anionic dispersion-s hydrophober that Shanghai dongsheng New Materials Co., Ltd produces;
The preparation of barium-titanium organic composite emulsion:
(1) is 5.5 times with the rutile type nano white titanium pigment of 6 weight parts, the water of 40 weight parts and the grafted gelatin of 1.5 weight parts at pH, processes gelatin solution for 70 ℃, add weight concentration then simultaneously and be 15 parts of 10% nitrate of baryta solution and weight concentration and be 15 parts of 5% ammoniumsulphate solns; Added in 40 minutes, and added weight concentration then and be 8 parts of 5% ammoniumsulphate solns, be incubated 25 minutes; Use weight concentration be 10% sulphuric acid soln to regulate pH be 3.8, cooling was left standstill 40 minutes; The upper strata clear water is removed in sedimentation, water washing and depositing thing; Using weight concentration is the pH value to 3.8 that 30% acetum is regulated sediment, collects settled barium titanium mixed crystal;
The particle diameter of rutile type nano white titanium pigment is 50 nanometers;
Described grafted gelatin is the poly-maleic anhydride grafted gelatin, adopts and opens the product of glue stock company dawn;
(2) 10 parts of TEB 3Ks, 0 part of (methyl) vinylbenzene and 1 part of molecular weight regulator tert-dodecyl mercaptan are mixed; Obtain mix monomer; Then 50 weight part mix monomers, 0.2 parts by weight of ethylene base Soxylat A 25-7,0.2 weight part initiator ammonium persulfate and 10 weight parts waters are mixed, obtain mixed solution;
(3) 10 weight part barium titanium mixed crystal are mixed with the water of 30 weight parts; Adding weight concentration and be 20% sulphuric acid soln, to regulate pH be 5; Stirred 1 hour at 50 ℃; Add 1 weight part hydroxyethyl ethylcellulose and 0.5 weight account polyethylene pyrrolidone and 0.5 weight part methacryloxypropyl triethoxyl silane again, stirred 1 hour;
The Vinylpyrrolidone polymer weight-average molecular weight is 3000;
(4) with the said mixed solution of 5 weight parts, 0.1 weight part reactive emulsifier vinyl Soxylat A 25-7,0.1 part of initiator ammonium persulfate, with the product of step (3) 75 ℃ of ℃ of reactions 0.5 hour;
(5) and then add 50 weight part mixed solutions, add in 2 hours, reacted 1 hour, obtain barium-titanium organic composite emulsion, median size is 2um, and pH 6;
The preparation of photosensitive ultraviolet resistance protectant:
The preparation weight concentration is 1% gelatin solution 100 weight parts under normal temperature condition, stirs 20 minutes in the stirrer, is warming up to 65 ℃ again, adds the copper sulfate of 10 parts of weight again; After 5 minutes, add the sodium hydroxide of 1 part of weight again, it is muddy that glue is taken place, and after 5 minutes, adds the thiocarbamide of 17 weight parts again, and it is transparent that glue is become, and obtains sol solution;
With weight concentration be 1 ‰ 3.3 '-diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff solution joins in the sol solution; After 30 minutes, make head light into incandescent light (no UV-light) after, add weight concentration again and be 10% tin protochloride ethanolic soln; Stirred 10 minutes; Obtain photosensitive ultraviolet resistance protectant, keep in Dark Place, wherein:
Weight concentration be 1 ‰ 3.3 '-15 parts of diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff aqueous solution
Weight concentration is 12 parts of 10% tin protochloride ethanolic solns;
Sol solution 125 weight parts;
The preparation method of ultraviolet resistance mortar composite is with embodiment 1.
Embodiment 3
Prescription:
500 parts of white cements, 50 parts of semi-hydrated gypsums, 250 parts of water-ground limestones, 200 parts of white titanium pigments, 4 parts of methyl cellulose ethers, 4 parts of water reducers, 4 parts of skimmers, 300 parts of barium-titanium organic composite emulsions, 2 parts of fluidizers, 4 parts of hydrophober, 30 parts of photosensitive ultraviolet resistance protectants, 110 parts in water;
Water reducer is a polycarboxylate water-reducer, adopts the make the country prosperous product of chemical ltd of Suzhou, and fluidizer is a Witcizer 300, and hydrophober is the DS-ZS 826 anionic dispersion-s hydrophober that Shanghai dongsheng New Materials Co., Ltd produces;
The preparation of barium-titanium organic composite emulsion is with embodiment 1.
The preparation of photosensitive ultraviolet resistance protectant:
The preparation weight concentration is 100 parts of 1% gelatin solutions under normal temperature condition, stirs 20 minutes in the stirrer, is warming up to 65 ℃ again, adds the copper sulfate of 10 parts of weight again; After 5 minutes, add the sodium hydroxide of 1 part of weight again, it is muddy that glue is taken place, and after 5 minutes, adds the thiocarbamide of 13 weight parts again, and it is transparent that glue is become, and obtains sol solution;
With weight concentration be 1 ‰ 3.3 '-diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff solution joins in the sol solution; After 30 minutes, make head light into incandescent light (no UV-light) after, add weight concentration again and be 10% tin protochloride ethanolic soln; Stirred 10 minutes; Obtain photosensitive ultraviolet resistance protectant, keep in Dark Place, wherein:
Weight concentration be 1 ‰ 3.3 '-18 parts of diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff aqueous solution
Weight concentration is 15 parts of 10% tin protochloride ethanolic solns;
Sol solution 126 weight parts;
The preparation method of ultraviolet resistance mortar composite is with embodiment 1.
Embodiment 4
Prescription:
550 parts of white cements, 100 parts of semi-hydrated gypsums, 250 parts of water-ground limestones, 100 parts of white titanium pigments, 3.5 parts of methyl cellulose ethers, 3.5 parts of water reducers, 3.5 parts of skimmers, 300 parts of barium-titanium organic composite emulsions, 1 part of fluidizer, 2.5 parts of hydrophober, 25 parts of photosensitive ultraviolet resistance protectants, 120 parts in water.
Water reducer is a polycarboxylate water-reducer, adopts the make the country prosperous product of chemical ltd of Suzhou, and fluidizer is a Witcizer 300, and hydrophober is the DS-ZS 826 anionic dispersion-s hydrophober that Shanghai dongsheng New Materials Co., Ltd produces;
The preparation of barium-titanium organic composite emulsion is with embodiment 2.
The preparation of photosensitive ultraviolet resistance protectant:
The preparation weight concentration is 100 parts of 1% aqueous gelatin solutions under normal temperature condition, stirs 20 minutes in the stirrer, is warming up to 65 ℃ again, adds the copper sulfate of 10 parts of weight again; After 5 minutes, add the sodium hydroxide of 1 part of weight again, it is muddy that glue is taken place, and after 5 minutes, adds the thiocarbamide of 15 weight parts again, and it is transparent that glue is become, and obtains sol solution;
With weight concentration be 1 ‰ 3.3 '-diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff solution joins in the sol solution; After 30 minutes, make head light into incandescent light (no UV-light) after, add weight concentration again and be 10% tin protochloride ethanolic soln; Stirred 10 minutes; Obtain photosensitive ultraviolet resistance protectant, keep in Dark Place, wherein:
Weight concentration be 1 ‰ 3.3 '-20 parts of diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff aqueous solution
Weight concentration is 20 parts of 10% tin protochloride ethanolic solns;
Sol solution 130 weight parts;
The preparation method of ultraviolet resistance mortar composite is with embodiment 1.
Embodiment 5
Prescription:
600 parts of white cements, 100 parts of semi-hydrated gypsums, 200 parts of water-ground limestones, 100 parts of white titanium pigments, 2 parts of methyl cellulose ethers, 2 parts of water reducers, 2 parts of skimmers, 250 parts of barium-titanium organic composite emulsions, 2 parts of fluidizers, 3.5 parts of hydrophober, 30 parts of photosensitive ultraviolet resistance protectants, water 100 weight parts;
Water reducer is a polycarboxylate water-reducer; Adopt the make the country prosperous product of chemical ltd of Suzhou; Fluidizer is a Witcizer 300, and hydrophober is the DS-ZS 826 anionic dispersion-s hydrophober that Shanghai dongsheng New Materials Co., Ltd produces, does its chemical name do?
The preparation of barium-titanium organic composite emulsion is with embodiment 1.
The preparation of photosensitive ultraviolet resistance protectant:
The preparation weight concentration is 100 parts of 1% gelatin solutions under normal temperature condition, stirs 20 minutes in the stirrer, is warming up to 65 ℃ again, adds the copper sulfate of 10 parts of weight again; After 5 minutes, add the sodium hydroxide of 1 part of weight again, it is muddy that glue is taken place, and after 5 minutes, adds the thiocarbamide of 15 grams again, and it is transparent that glue is become, and obtains sol solution;
With weight concentration be 1 ‰ 3.3 '-diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff solution joins in the sol solution; After 30 minutes, make head light into incandescent light (no UV-light) after, add weight concentration again and be 10% tin protochloride ethanolic soln; Stirred 10 minutes; Obtain photosensitive ultraviolet resistance protectant, keep in Dark Place, wherein:
Weight concentration be 1 ‰ 3.3 '-20 parts of diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff aqueous solution
Weight concentration is 20 parts of 10% tin protochloride ethanolic solns;
Sol solution 130 weight parts;
The preparation method of ultraviolet resistance mortar composite is with embodiment 1.
Embodiment 6
400 parts of white cements, 100 parts of semi-hydrated gypsums, 300 parts of water-ground limestones, 200 parts of white titanium pigments, 2.5 parts of methyl cellulose ethers, 2.5 parts of water reducers, 2.5 parts of skimmers, 300 parts of barium-titanium organic composite emulsions, 1 part of fluidizer, 3 parts of hydrophober, 30 parts of photosensitive ultraviolet resistance protectants, 100 parts in water.
Water reducer is a polycarboxylate water-reducer, adopts the make the country prosperous product of chemical ltd of Suzhou, and fluidizer is a Witcizer 300, and hydrophober is the DS-ZS 826 anionic dispersion-s hydrophober that Shanghai dongsheng New Materials Co., Ltd produces;
The preparation of barium-titanium organic composite emulsion is with embodiment 2.
The preparation of photosensitive ultraviolet resistance protectant:
The preparation weight concentration is 100 parts of 1% gelatin solutions under normal temperature condition, stirs 20 minutes in the stirrer, is warming up to 65 ℃ again, adds the copper sulfate of 10 parts of weight again; After 5 minutes, add the sodium hydroxide of 1 part of weight again, it is muddy that glue is taken place, and after 5 minutes, adds the thiocarbamide of 15 grams again, and it is transparent that glue is become, and obtains sol solution;
With weight concentration be 1 ‰ 3.3 '-diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff solution joins in the sol solution; After 30 minutes, make head light into incandescent light (no UV-light) after, add weight concentration again and be 10% tin protochloride ethanolic soln; Stirred 10 minutes; Obtain photosensitive ultraviolet resistance protectant, keep in Dark Place, wherein:
Weight concentration be 1 ‰ 3.3 '-20 parts of diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff aqueous solution
Weight concentration is 20 parts of 10% tin protochloride ethanolic solns;
Sol solution 130 weight parts;
The preparation method of ultraviolet resistance mortar composite is with embodiment 1.
Embodiment 7
Application performance to multi-functional ultraviolet resistance mortar composite of the present invention detects:
The regulation that test specimen is made and measuring method is pressed JC/T 984-2005 (polymer cement waterproof mortar).
Contrast 1 sample: LB, one 823 waterproof mortars, letter Anxin, Hangzhou type chemical building material ltd;
Contrast 2 samples: polymer cement waterproof mortar, the farsighted new waterproofing techniques in Nantong development corporation, Ltd..
The result sees table.
Conclusion: can find out through the application test result; To multi-functional ultraviolet resistance mortar composite of the present invention; Folding strength and impervious pressure improve a lot, because the effect of photosensitive ultraviolet resistance protectant, mortar mortar do not occur and peels off powder phenomenon-tion after temper(ing) (uviolizing); Compare with 2 sample with contrast 1, multi-functional ultraviolet resistance mortar composite of the present invention reaches extraordinary effect.
Claims (7)
1. ultraviolet resistance mortar composite; It is characterized in that, contain 400～600 weight part white cements, semi-hydrated gypsum 50～100 weight parts, water-ground limestone 200～400 weight parts, barium-titanium organic composite emulsion 200～300 weight parts and photosensitive ultraviolet resistance protectant 10～30 weight parts;
Said barium-titanium organic composite emulsion is (methyl) propenoate and (methyl) phenylethene modified barium titanium mixture;
The peptization thing that described photosensitive ultraviolet resistance protectant is made up of extinction dyestuff, reductive agent and oxidation complexation system, the preparation method of described barium-titanium organic composite emulsion comprises the steps:
(1) is 5.5～6.5 times with the rutile type nano white titanium pigment of 6～8 weight parts, the water of 40～50 weight parts and the grafted gelatin of 1.5～3 weight parts at pH, processes gelatin solution for 70～80 ℃, add weight concentration then simultaneously and be 15～20 parts of 10～20% nitrate of baryta solution and weight concentration and be 15～20 parts of 5～10% ammoniumsulphate solns; Add weight concentration then and be 5～8 parts of 5～10% ammoniumsulphate solns; Be incubated 25～35 minutes, use weight concentration be 10～20% sulphuric acid soln to regulate pH be 3.8～4.5, cooling; Left standstill 40～60 minutes; Sedimentation, settled barium titanium mixed crystal is collected in pH value to 3.8～4.5 of adjusting sediment;
(2) 10～50 parts of (methyl) propenoate, 0＜～40 part of (methyl) vinylbenzene and 1～2 part of molecular weight regulator are mixed; Obtain mix monomer; Then the said mix monomer of 50 weight parts, 0.2～1 weight part reactive emulsifier, 0.2～1 weight part initiator and 10～20 weight parts waters are mixed, obtain mixed solution;
(3) the described barium titanium of 10～20 weight parts mixed crystal is mixed with the water of 30～40 weight parts; Regulating pH is 5～6; Stirred 0.5～1 hour at 50～60 ℃; Add 1～2 weight part hydroxyethyl ethylcellulose and 0.5～1 weight account polyethylene pyrrolidone and 0.5～1 weight part methacryloxypropyl triethoxyl silane again, stirred 1～2 hour;
The Vinylpyrrolidone polymer weight-average molecular weight is 3000～6000;
(4) with the said mixed solution of 5～10 weight parts, 0.1～1 weight part reactive emulsifier, 0.1～1 part of initiator, with the product of step (3) 75 ℃～90 ℃ reactions 0.5～1 hour;
(5) and then add the described mixed solution of 50～65 weight parts, add in 2～3 hours, obtain barium-titanium organic composite emulsion.
2. ultraviolet resistance mortar composite according to claim 1; It is characterized in that described (methyl) propenoate is selected from least a in methyl acrylate, ethyl propenoate, n-butyl acrylate, NSC 20949, TEB 3K, Jia Jibingxisuanyizhi, n-BMA, methylacrylic acid-2-ethylhexyl, 2-hydroxyethyl methacrylate or the methylacrylic acid-2-hydroxypropyl acrylate;
Described molecular weight regulator is at least a in ethyl thioglycolate, Thiovanic acid butyl ester, mercaptoethanol or the tert-dodecyl mercaptan;
Reactive emulsifier is selected from least a in allyl polyethenoxy ether ammonium sulfate, allyl polyethenoxy ether, the vinyl Soxylat A 25-7;
Described initiator is selected from least a in Potassium Persulphate, Sodium Persulfate or the ammonium persulphate.
3. ultraviolet resistance mortar composite according to claim 1 is characterized in that, the particle diameter of rutile type nano white titanium pigment is 20～100 nanometers; Described grafted gelatin is the poly-maleic anhydride grafted gelatin.
4. ultraviolet resistance mortar composite according to claim 1; It is characterized in that; The preparation method of described photosensitive ultraviolet resistance protectant; Comprise the steps: with weight concentration be 0.2～1 ‰ 3.3 '-15～20 parts of diethylammonium oxygen carbon cyanines salt compounded of iodine part cyanines extinction dyestuff solution and weight concentration are 8～10% tin protochloride ethanolic soln 12～20 weight parts, add in 122～130 weight part sol solutions, promptly obtain photosensitive ultraviolet resistance protectant; Said sol solution is the mixture of gelatin, copper sulfate, sodium hydroxide, thiocarbamide and water.
5. ultraviolet resistance mortar composite according to claim 4; It is characterized in that; The preparation method is following: be 0.6～1% gelatin solution 100 weight parts with weight concentration; Be warming up to 60～70 ℃, add 8～10 parts of copper sulfate, 1～2 part of sodium hydroxide and 13～18 weight part thiocarbamides, obtain sol solution.
6. ultraviolet resistance mortar composite according to claim 1 is characterized in that, said ultraviolet resistance mortar composite comprises the component of following weight part:
7. ultraviolet resistance mortar composite according to claim 6 is characterized in that said ether of cellulose is selected from more than one in CMC 99.5, methylcellulose gum, TKK 021 or the Natvosol;
Skimmer is selected from polysiloxane defoamers;
Water reducer is selected from polycarboxylate water-reducer;
Fluidizer is selected from phthalate compound;
Hydrophober is the nano level calcium stearate, particle diameter 60～80nm.
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| CN108147767A (en) * | 2017-12-30 | 2018-06-12 | 应城市嘉鸿技术服务科技有限公司 | A kind of water-resistant gypsum board |
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| WO2002070571A1 (en) * | 2001-03-02 | 2002-09-12 | Coatex S.A.S. | Method for controlled free radical polymerisation of acrylic acid and salts thereof, resulting low-polydispersity polymers, and their uses |
| CN101033123A (en) * | 2007-02-05 | 2007-09-12 | 孙晋东 | Dry powder mortar for plastering gypsum wall |
| CN101462850A (en) * | 2008-08-04 | 2009-06-24 | 南通英雄建筑安装工程有限公司 | Construction thermal insulation material and production method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002070571A1 (en) * | 2001-03-02 | 2002-09-12 | Coatex S.A.S. | Method for controlled free radical polymerisation of acrylic acid and salts thereof, resulting low-polydispersity polymers, and their uses |
| CN101033123A (en) * | 2007-02-05 | 2007-09-12 | 孙晋东 | Dry powder mortar for plastering gypsum wall |
| CN101462850A (en) * | 2008-08-04 | 2009-06-24 | 南通英雄建筑安装工程有限公司 | Construction thermal insulation material and production method thereof |
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