CN103043945B - Application of organic silicone emulsion waterproof agent in outer wall rock wool heat insulating material waterproof agent - Google Patents
Application of organic silicone emulsion waterproof agent in outer wall rock wool heat insulating material waterproof agent Download PDFInfo
- Publication number
- CN103043945B CN103043945B CN201310017458.3A CN201310017458A CN103043945B CN 103043945 B CN103043945 B CN 103043945B CN 201310017458 A CN201310017458 A CN 201310017458A CN 103043945 B CN103043945 B CN 103043945B
- Authority
- CN
- China
- Prior art keywords
- water
- silicone oil
- emulsion
- rock wool
- agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Building Environments (AREA)
Abstract
The invention discloses application of an organic silicone emulsion waterproof agent in an outer wall rock wool heat insulating material waterproof agent. The waterproof agent is prepared from the following raw materials in percentage by mass: 100 parts of methyl silicone oil, 5-30 parts of methyl alkoxy silicone oil, 2-10 parts of amino silicone oil, 5-10 parts of polyethylene glycol, 0.2-1.0 part of an emulsifier, 0.1-1.0 part of a sterilizing agent and 6-100 parts of distilled water or deionized water. The preparation method comprises the following steps of: proportioning 20%-40% of water and the emulsifier, stirring the solution uniformly at 60-70 DEG C, adding methyl silicone oil, methyl alkoxy silicone oil, amino silicone oil and polyethylene glycol, pre-emulsifying the mixture for 1 hour, cooling to room temperature for later use, putting the pre-emulsifying liquid in a high-speed emulsifying machine of which the rotating speed is 5000-8000r/min, adding methyl silicone oil into the pre-emulsifying liquid for high-speed emulsification for 2-3 hours, adding the rest 60%-80% of water and the sterilizing agent, performing high-speed emulsification again for 1 hour, and then obtaining a waterproof organic silicone emulsion waterproof agent for an outer wall rock wool heat insulating material, wherein the organic silicone emulsion waterproof agent is white emulsion in appearance, pH value of the 10% of water solution is 6.5-7.0, solid content is 50%-70%, good centrifugation stability is achieved, the emulsion is not layered after being centrifuged at the rotating speed of 3000r/min for 30min, good thermal stability is achieved, and the emulsion is not layered after being maintained for 4 hours at 70+/-2 DEG C. The organic silicone emulsion waterproof agent disclosed by the invention is used for soaking and spraying the outer wall rock wool heat insulating material or added into an adhesive for manufacturing rock wool heat insulating materials.
Description
Technical field
The invention belongs to inorganic building thermal insulation material waterproof field, relate in particular to the application in the cotton lagging material water-resisting agent of dike-rock outside of a kind of organic silicon emulsion water-resisting agent.
Background technology
Rock wool is a kind of high-quality and efficient lagging material, it has good heat insulating, sound insulation and sound absorption qualities, compared with traditional lagging material, rock wool and goods thereof have the advantages such as unit weight is light, thermal conductivity is little, nontoxic, the stable chemical performance of not burning, prevent fires, and life cycle is long.Rock wool is due to its good insulation and fire safety performance, and asbestos product is widely used in external-wall heat-insulation material.
In order to guarantee that exterior wall rock wool heat-preservation material has good heat-insulating property, conventionally adopt the whole bag of tricks to process material surface, make it have lower water-absorbent.For example, while, manufacturing rock wool, add water-resisting agent; Or asbestos product spraying water-resisting agent; Or by water-resisting agent aqueous solution impregnating for asbestos product.
Organosilicon material, owing to having very low surface tension, makes shipwreck to sprawl on organosilicon membrane; When it is coated on equably on external-wall heat-insulation material base material or sneaks in external-wall heat-insulation material base material, neither seal the ventilative micropore of base material, can reduce the surface energy of base material simultaneously, make it have hydrophobic nature.Therefore, contain organosilyl water-resisting agent and there is good waterproof, antifouling and anti-dust performance, it is the water-proof material that the building materials such as a kind of desirable external-wall heat-insulation material, concrete, mortar, masonry add, can effectively improve waterproof, stain resistant performance and the endurance quality of building materials, thereby organosilicon is being with a wide range of applications aspect the waterproof of material of construction.
In prior art, Chinese patent 01811962.X < < organosilicon water repellent compositions > > has recorded a kind of organosilicon water repellent compositions, said composition is the solvent-borne type combination of a kind of polymethyl hydrogen siloxane, organoalkoxysilane and silicone resin, and another kind is the emulsion oil-in-water that also includes the polydimethylsiloxane of volatile methylsiloxane or cationic amino-functional.This water-proofing composition is for the surface of building industry mineral ground used, and representational mineral ground is that material of construction such as brick, curing concrete, outfall sewer, hollow brick, curing plaster, stucco, ornamental stone, roofing tile and the structure of having mixed such material of construction are surface, bridge, concrete, stone or brick building outside, foundation and the retaining wall etc. of motorway.
Chinese patent ZL02134176.1 < < microemulsion water base construction water proof material and preparation method thereof > > has recorded a kind of microemulsion water base construction water proof material of preparing as raw material to contain amino or organic hydroxy silicate polymkeric substance, for pond, subway, tunnel, bridge, airfield runway, motorway, warehouse, room and tower shop roof and the WATER REPELLENT of interior exterior wall etc.
Chinese patent 200510092029.8 has been described a kind of O/w emulsion of aminosiloxane, for paper starching, plasterboard, applies and as maintaniing agent.
Chinese patent ZL200910032711.6 < < water-emulsion organic silicon waterproof agent > > has recorded a kind of water-emulsion organic silicon waterproof agent take alkylalkoxy silane as main raw material, is applicable to the such as osmosis type WATER REPELLENT of fragment of brick, stone material, concrete, mortar and grout etc. of vesicular structure.
In addition, these patents all relate to organosilicon water miscible liquid for the such as waterproof of fragment of brick, stone material, concrete, mortar and grout etc. of material of construction, but they or description of materials are many, or technique is comparatively complicated, and does not all relate to the application for the water-resisting agent of exterior wall rock wool heat-preservation material.
Summary of the invention
The application's goal of the invention is to explore the application in the cotton lagging material water-resisting agent of dike-rock outside of a kind of organic silicon emulsion water-resisting agent.
The application implements by following technical solution:
Develop the application in the cotton lagging material water-resisting agent of dike-rock outside of a kind of organic silicon emulsion water-resisting agent, it is characterized in that
(1) this water-resisting agent is made by the raw material of following mass percent:
100 parts of methyl-silicone oils; 5～30 parts of methyl alkoxy silicone oil; 2～10 parts of amido silicon oils; 5～10 parts of polyoxyethylene glycol; 0.2～1.0 part of emulsifying agent; 0.1～1.0 part, sterilant; 60～100 parts, water;
Described methyl-silicone oil is that molecular weight is 1000～5000 methyl-silicone oil;
Described methyl alkoxy silicone oil is that molecular weight is 500～3000 methyl methoxy base silicone oil, MethylethoxylsiliconFluid Fluid or methyl butoxy silicone oil;
Described amido silicon oil is that molecular weight is 3000～5000 amido silicon oil;
Described polyoxyethylene glycol is that molecular weight is 800 polyoxyethylene glycol;
Described emulsifying agent is fatty alcohol-polyoxyethylene ether or spans nonionogenic tenside, and wherein at least one or several mixing are used;
Described emulsifying agent is used commercial goods, for example, and trade name AEO3 (MOA-3), MOA-5, MOA-7, AEO9, emulsifying agent E1310, emulsifying agent E1306, Span-20, Span-40, Span-60, Span-80 etc.
Described sterilant, is antibiotics sterilant, as miewensu blasticidin S; Bla-S; ; Also claim powder for curing rice blast or Bradley leaf this; Chemical name 4-(3-amino-5-(1-methyl guanidine radicals) valeryl amido)-1-(4-amino-2-oxo-1-(2H)-pyrimidyl)-1,2,3,4-tetra-deoxidations-
d-red oneself-2-alkene pyranose aldehydic acid)
Or Polyoxin (polyoxin; Piomycin; Polyoxin AL (JMAF); Also claim
polyoxinor multi-effect mycin; Chemical name
5-((2-amino-5-O-(aminocarboxyl)-2-deoxidation-L-xylosyl) amino)-1, 5-dideoxy-1-(3,4-dihydro-5-(hydroxymethyl) and-2,4-dioxo-1(2H)-pyrimidyl)-
the other furanose aldehydic acid of-D-;
Described water is distilled water or deionized water.
(2) the preparation method of this water-resisting agent comprises the steps:
1. pre-emulsification
In reactor, add water and the emulsifying agent of 20～40% amounts in dosage water, at 60～70 ℃, stir, then add methyl alkoxy silicone oil, amido silicon oil, polyoxyethylene glycol, at this temperature, pre-emulsification 1h, is cooled to room temperature standby;
2. emulsify at a high speed
By the pre-emulsion that 1. step obtains, be placed in the high-speed emulsifying machine that rotating speed is 5000～8000r/min, add methyl-silicone oil to carry out emulsify at a high speed 2～3h, add again in dosage water remaining 60～80% water and sterilant, continue emulsify at a high speed 1h, make the organic silicon emulsion water-resisting agent for the material waterproofing of exterior wall rock wool heat-preservation;
(3) the physicochemical character of this water-resisting agent
Outward appearance is white emulsion; 10% pH value of water solution 6.5～7.0; Solid content 50～70%; Centrifugal having good stability, on whizzer, with the centrifugal 30min of 3000r/min rotating speed, there is not demixing phenomenon in the emulsion making; Good thermal stability, the emulsion making maintains 4h at 70 ± 2 ℃, does not occur demixing phenomenon.
The using method of above-mentioned organic silicon emulsion water-resisting agent, the using method that it is characterized in that this water-resisting agent water is that this water-resisting agent External Wall rock wool heat-preservation material is implemented to dipping, sprays or joined in the sizing agent of manufacturing rock wool heat-preservation material.
Difference with the prior art of the present invention is, a kind of water miscible liquid water-resisting agent of preparing take methyl-silicone oil as basic material is provided, waterproof thermal-insulated for external wall rock wool heat-preservation material, and give porous architecture exterior wall insulating materials with fire resistance characteristic.Described water-resisting agent emulsion preparation technology is simple, has long storage time and good water resistance.
Difference with the prior art of the present invention is also, adds a kind of polyoxyethylene glycol composition in organosilicon water miscible liquid water-resisting agent, when guaranteeing rock wool heat-preservation material waterproofing, improves the adhesive property for the treatment of the heat-reactive phenolic resin of rock wool heat-preservation material.Because external-wall heat-insulation material asbestos product is in the course of processing, need to use heat-reactive phenolic resin etc. as matrix material, and alkoxyl silicone oil component in organosilicon water miscible liquid is cross-linked with each other to improve hydrophobicity except self, simultaneously also can with resol in phenolic hydroxyl group or methylol react, thereby affect the cohesive strength of resol to rock wool.In order to compensate this negative impact, in combination of materials of the present invention, added a kind of material of polyoxyethylene glycol 800 by name, make resol form half interpenetrating network structure with polyoxyethylene glycol in curing cross-linked process, so not only can improve the toughness of phenolic resin bonded material, also avoid the impact of organic silicon water-proofing material on phenolic resin bonded intensity.
The advantage of present techniques is:
1, product adopts pre-emulsification technology, has guaranteed the stability in storage of product emulsion;
2, in product, use the emulsifying agent of low concentration, improved the water resistance of product;
3, product is not containing acid-base material, to lagging material non-corrosiveness;
4, product, take water as medium, not containing organic solvent, belongs to green product, environmentally safe;
5, product can directly use or dilute with water after use, operation is simple, easy to operate.
Embodiment
Below in conjunction with embodiment, the application is further set forth.
Embodiment 1 prepares the organic silicon emulsion that a kind of external wall rock wool heat-preservation material waterproofing agent is used
(1) raw material forms
All raw material is local commercially available chemical goods.
(2) method for making
First water 20kg and emulsifying agent 1kg are added in reactor, are warming up to 60～70 ℃, after stirring, add methyl alkoxy silicone oil 5kg, amido silicon oil 5kg, polyoxyethylene glycol 5kg stirs pre-emulsification 1h at this temperature, the cooling pre-emulsion that obtains.
In the high-speed emulsifying machine that is 5000～8000r/min at rotating speed by above-mentioned pre-emulsion, add methyl-silicone oil 100kg, carry out emulsify at a high speed 2～3h, then add remaining 50kg water and miewensu sterilant 0.1kg weight part in dosage water, continue the about 1h of emulsification, make external wall rock wool heat-preservation material organic silicon emulsion water-resisting agent.
(3) the physicochemical character of this water-resisting agent
Outward appearance is white emulsion; 10% pH value of water solution 6.5～7.0; Solid content 50～70%; Centrifugal having good stability, on whizzer, with the centrifugal 30min of 3000r/min rotating speed, there is not demixing phenomenon in the emulsion making; Good thermal stability, the emulsion making maintains 4h at 70 ± 2 ℃, does not occur demixing phenomenon.
(4) using method, implements this water-resisting agent External Wall rock wool heat-preservation material dipping, sprays or joins in the sizing agent of manufacturing rock wool heat-preservation material.
Preparation technology is simple for this water-resisting agent emulsion, has longer storage time and good water resistance.
Because the composition that has added polyoxyethylene glycol 800 is in organosilicon water miscible liquid water-resisting agent, when guaranteeing rock wool heat-preservation material waterproofing, improve the adhesive property for the treatment of the heat-reactive phenolic resin of rock wool heat-preservation material.Not only improve the toughness of phenolic resin bonded material, also avoided the impact of organic silicon water-proofing material on phenolic resin bonded intensity.
Reached the goal of the invention of expection, good results.
Embodiment 2 prepares the organic silicon emulsion that a kind of external wall rock wool heat-preservation material waterproofing agent is used
(1) raw material forms
All the other are with embodiment 1.
Embodiment 3 prepares the organic silicon emulsion that a kind of external wall rock wool heat-preservation material waterproofing agent is used
(1) raw material forms
All the other are with embodiment 1.
Embodiment 4 prepares the organic silicon emulsion that a kind of external wall rock wool heat-preservation material waterproofing agent is used
(1) raw material forms
All the other are with embodiment 1.
Embodiment 5 prepares the organic silicon emulsion that a kind of external wall rock wool heat-preservation material waterproofing agent is used
(1) raw material forms
All the other are with embodiment 1.
Embodiment 6 prepares the organic silicon emulsion that a kind of external wall rock wool heat-preservation material waterproofing agent is used
(1) raw material forms
All the other are with embodiment 1.
Embodiment 7 prepares the organic silicon emulsion that a kind of external wall rock wool heat-preservation material waterproofing agent is used
(1) raw material forms
All the other are with embodiment 1.
Embodiment 8 prepares the organic silicon emulsion that a kind of external wall rock wool heat-preservation material waterproofing agent is used
(1) raw material forms
All the other are with embodiment 1.
Embodiment 9 prepares the organic silicon emulsion that a kind of external wall rock wool heat-preservation material waterproofing agent is used
(1) raw material forms
All the other are with embodiment 1.
The organic silicon emulsion water-resisting agent product performance test that 10 1 kinds of external wall rock wool heat-preservation material waterproofing agent of embodiment are used
(1) pH value detects: get water-resisting agent product 10g, with deionized water agitation and dilution to 10% solution, measure the pH value of its solution with pH meter.Measurement result sees attached list 1.
(2) determination of solid content: take 1g sample on watch-glass, be positioned over 105 ℃ of baking oven inner drying 2h, the non-volatile matter calculate solid content of weighing.
(3) centrifugal stability: get 10mL water-resisting agent and put into centrifuge tube, with the centrifugal 30min of 3000r/min rotating speed, observe emulsion on whizzer, should not occur demixing phenomenon.
(4) thermostability: get 100mL water-resisting agent and put into graduated cylinder, add a cover, place 4h in 70 ± 2 ℃ of baking ovens, take out, observe emulsion, should not occur demixing phenomenon.
(5) rock wool water regain test: undertaken by GB/T25975-2010.
Size: (200 ± 1) mm × (200 ± 1) mm, thickness is that sample is former thick.
The rock wool heat-preservation material sample that uses the present invention to prepare is put into sky tank, then in tank, inject tap water, water temperature (23 ± 5) ℃, makes all underwaters of sample, until sample lower surface is apart from the water surface (10 ± 2) mm.Guarantee that water level is constant, make, after sample immersion 24h, to take out draining (10 ± 0.5) min, take respectively immersion front and back sample mass, and calculate the water regain of sample unit surface.
(6) rock wool tensile strength (TR15) test: undertaken by GB/T25975-2010.
Specimen size (200 ± 1) mm × (200 ± 1) mm, thickness is that sample is former thick.
By the rock wool heat-preservation material sample that uses the present invention to prepare, by GB/T25975-2010, carry out tensile strength (TR15) test.
Subordinate list 1 product performance test result
Claims (2)
1. the organic silicon emulsion water-resisting agent application in the cotton lagging material water-resisting agent of dike-rock outside, is characterized in that:
(1) this water-resisting agent is made by the raw material of following mass percent,
100 parts of methyl-silicone oils; 5～30 parts of methyl alkoxy silicone oil; 2～10 parts of amido silicon oils; 5～10 parts of polyoxyethylene glycol; 0.2～1.0 part of emulsifying agent; 0.1～1.0 part, sterilant; 60～100 parts, water;
Described methyl-silicone oil is that molecular weight is 1000～5000 methyl-silicone oil;
Described methyl alkoxy silicone oil is that molecular weight is 500～3000 methyl methoxy base silicone oil, MethylethoxylsiliconFluid Fluid or methyl butoxy silicone oil;
Described amido silicon oil is that molecular weight is 3000～5000 amido silicon oil;
Described polyoxyethylene glycol is that molecular weight is 800 polyoxyethylene glycol;
Described emulsifying agent is fatty alcohol-polyoxyethylene ether or spans nonionogenic tenside, and wherein at least one or several mixing are used;
Described sterilant is miewensu or Polyoxin;
Described water is distilled water or deionized water;
(2) the preparation method of this water-resisting agent comprises the steps:
1. pre-emulsification
In reactor, add water and the emulsifying agent of 20～40% amounts in dosage water, at 60～70 ℃, stir, then add methyl alkoxy silicone oil, amido silicon oil, polyoxyethylene glycol, at this temperature, pre-emulsification 1h, is cooled to room temperature standby;
2. emulsify at a high speed
By the pre-emulsion that 1. step obtains, be placed in the high-speed emulsifying machine that rotating speed is 5000～8000r/min, add methyl-silicone oil to carry out emulsify at a high speed 2～3h, add again in dosage water remaining 60～80% water and sterilant, continue emulsify at a high speed 1h, make the organic silicon emulsion water-resisting agent for the material waterproofing of exterior wall rock wool heat-preservation;
(3) the physicochemical character of this water-resisting agent
Outward appearance is white emulsion; 10% pH value of water solution 6.5～7.0; Solid content 50～70%; Centrifugal having good stability, on whizzer, with the centrifugal 30min of 3000r/min rotating speed, there is not demixing phenomenon in the emulsion making; Good thermal stability, the emulsion making maintains 4h at 70 ± 2 ℃, does not occur demixing phenomenon.
2. according to organic silicon emulsion water-resisting agent claimed in claim 1 application in the cotton lagging material water-resisting agent of dike-rock outside, the using method that it is characterized in that this water-resisting agent is that this water-resisting agent External Wall rock wool heat-preservation material is implemented to dipping, sprays or joined in the sizing agent of manufacturing rock wool heat-preservation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310017458.3A CN103043945B (en) | 2013-01-17 | 2013-01-17 | Application of organic silicone emulsion waterproof agent in outer wall rock wool heat insulating material waterproof agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310017458.3A CN103043945B (en) | 2013-01-17 | 2013-01-17 | Application of organic silicone emulsion waterproof agent in outer wall rock wool heat insulating material waterproof agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103043945A CN103043945A (en) | 2013-04-17 |
| CN103043945B true CN103043945B (en) | 2014-04-16 |
Family
ID=48056833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310017458.3A Active CN103043945B (en) | 2013-01-17 | 2013-01-17 | Application of organic silicone emulsion waterproof agent in outer wall rock wool heat insulating material waterproof agent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103043945B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105086821B (en) * | 2015-08-14 | 2018-03-23 | 福州皇家地坪有限公司 | A kind of wall hydrophober and preparation method thereof |
| CN107201166B (en) * | 2017-05-05 | 2019-10-25 | 深圳市振璇科技有限公司 | A kind of macromolecule surface protective coating and preparation method thereof |
| CN108002795A (en) * | 2017-12-11 | 2018-05-08 | 长安大学 | A kind of fire preventing and heat insulating building material and preparation method thereof |
| CN113351075B (en) * | 2021-06-23 | 2022-12-13 | 安徽开盛津城建设有限公司 | Building wall waterproofing agent processing device and processing method thereof |
| CN115418004A (en) * | 2022-09-20 | 2022-12-02 | 杭州赛肯新材料技术有限公司 | Organic silicon waterproof emulsion and preparation method and application thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097786A (en) * | 1994-05-20 | 1995-01-25 | 苏州市建筑材料科学研究所 | Organic silicon water-proof paint and production technique thereof |
| CN1454246A (en) * | 2000-06-27 | 2003-11-05 | 陶氏康宁公司 | Organosilicon water repellent compositions |
| CN102826781A (en) * | 2011-06-16 | 2012-12-19 | 北京立高防水工程有限公司 | Waterfroof agent for cement mortar and its preparation method |
| CN102838319A (en) * | 2012-09-06 | 2012-12-26 | 江苏博特新材料有限公司 | Environment-friendly concrete waterproof oil-repellent organic silicon material and preparation method thereof |
-
2013
- 2013-01-17 CN CN201310017458.3A patent/CN103043945B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097786A (en) * | 1994-05-20 | 1995-01-25 | 苏州市建筑材料科学研究所 | Organic silicon water-proof paint and production technique thereof |
| CN1454246A (en) * | 2000-06-27 | 2003-11-05 | 陶氏康宁公司 | Organosilicon water repellent compositions |
| CN102826781A (en) * | 2011-06-16 | 2012-12-19 | 北京立高防水工程有限公司 | Waterfroof agent for cement mortar and its preparation method |
| CN102838319A (en) * | 2012-09-06 | 2012-12-26 | 江苏博特新材料有限公司 | Environment-friendly concrete waterproof oil-repellent organic silicon material and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103043945A (en) | 2013-04-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103043945B (en) | Application of organic silicone emulsion waterproof agent in outer wall rock wool heat insulating material waterproof agent | |
| TW515823B (en) | Emulsions of organosilicon compounds for imparting water repellency to building materials | |
| US6294608B1 (en) | Emulsions of organosilicon compounds for imparting water repellency to building materials | |
| JP2875917B2 (en) | Method and composition for making a stone building material water repellent | |
| US6268423B1 (en) | Building compositions which comprise hydrophobicizing powders comprising organosilicon compounds | |
| CN104230376B (en) | Organic silicon emulsion-Ludox permeable crystalline waterproofing material and preparation method thereof | |
| CN101500716B (en) | Methods of treating surfaces with ionic organosilicon compositions | |
| CN102010228B (en) | Outer wall sealing impervious interface agent and preparing method thereof | |
| CN101759408B (en) | Hydrophobic cementitious composition | |
| CN104591599A (en) | Polymer cement-based waterproof coating | |
| WO2012091688A1 (en) | Waterproofing composition | |
| CN102249593A (en) | Preparation method of organosilicon powder waterproofing agent | |
| WO2022017516A1 (en) | Water-resistant gypsum plaster board and preparation method therefor | |
| CN107201159A (en) | A kind of cracking resistance, anti-dropout coating and preparation method | |
| CN102652120A (en) | Aqueous emulsions of alkylalkoxysilanes | |
| Gong et al. | Waterproof properties of thermal insulation mortar containing vitrified microsphere | |
| WO2011103595A1 (en) | Preservative composition and method | |
| EP2758358A1 (en) | Water repellent for concrete | |
| CN103306385A (en) | Inorganic fireproof building heat preservation system and construction method thereof | |
| JP2019534232A (en) | Hydrophobized fiber cement product, process for its production and use thereof | |
| CN107022080A (en) | A kind of preparation method of novel silicon alkanes plural gel waterproof material | |
| Roos et al. | Evolution of silicone based water repellents for modern building protection | |
| CN101289619B (en) | Organic-inorganic composite material for strengthening earth site and method for preparing same | |
| KR100596968B1 (en) | Manufacturing method of sillicon emulsion for inhibiting water absorption by percolating through concrete | |
| CN106633069A (en) | Preparation method of neutral waterborne organosilicon waterproofing agent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |