CN104877494A - Polytetrafluoroethylene micropowder added flame-retarded latex paint for outer wall and preparation method of latex paint - Google Patents
Polytetrafluoroethylene micropowder added flame-retarded latex paint for outer wall and preparation method of latex paint Download PDFInfo
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- CN104877494A CN104877494A CN201510327403.1A CN201510327403A CN104877494A CN 104877494 A CN104877494 A CN 104877494A CN 201510327403 A CN201510327403 A CN 201510327403A CN 104877494 A CN104877494 A CN 104877494A
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- polytetrafluoroethylene
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- latex paint
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
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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
- C09D5/02—Emulsion paints including aerosols
- C09D5/024—Emulsion paints including aerosols characterised by the additives
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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
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a polytetrafluoroethylene micropowder added flame-retarded latex paint for an outer wall. The polytetrafluoroethylene micropowder added flame-retarded latex paint is characterized by being prepared from the following raw materials in parts by weight: 30 to 35 parts of pure acrylic emulsion, 3 to 5 parts of polytetrafluoroethylene micropowder, 6 to 8 parts of silica solution, 2 to 3 parts of antimonous oxide, 1 to 2 parts of sorbitan monostearate, 1 to 1.5 parts of alkali lignin, 6 to 8 parts of bamboo carbon, 7 to 9 parts of pearl wool leftovers, 103 to 106 parts of water, 2 to 3 parts of PVP, 2 to 3 parts of magnesium carbonate, 20 to 24 parts of titanium dioxide, and 1 to 2 parts of pentaerythritol. According to the polytetrafluoroethylene micropowder added flame-retarded latex paint, pure acrylic emulsion and silica solution are mixed to prepare a filming base material which is outstanding in weather resistance; antimonous oxide, pentaerythritol and other flame retardants are added to improve the fireproof performance of the coating, and thus the potential risk of fire can be reduced; the pearl wool leftovers and other components are added, so that the insulation effect of the product can be improved while the production cost is reduced; the prepared coating is high in insulation performance and flaming retarding performance, outstanding in weather resistance, and long in service life.
Description
Technical field
The present invention relates to a kind of coating and preparation method thereof, particularly a kind of flame retardant type exterior wall latex coating adding superfine powder of polytetrafluoroethylene and preparation method thereof.
Background technology
Along with the raising of living standards of the people and the development of society; the selection of people's External Wall coating; not only rest on the most basic in the protection of ground, more require that the construction of coating succinctly facilitates simultaneously, require that color keeps lasting contour cosmetic requirement simultaneously.At present, the exterior coating that China adopts is mainly base-material with ACRYLIC EMULSION.Water-borne acrylic coatings has the advantages such as moderate cost, weathering resistance is excellent, adjustable good, organic solvent-free release, is a development in recent years class coating products very rapidly.
Tetrafluoroethylene is generally called " non-sticky metallic coating " or " material easy to clean.This material has the feature of antiacid alkali resistant, anti-various organic solvent, is dissolved in all solvents hardly.Meanwhile, tetrafluoroethylene has resistant to elevated temperatures feature, and its frictional coefficient is extremely low, so after can making lubrication, also becomes the desirable coating of water pipe internal layer easy to clean.Superfine powder of polytetrafluoroethylene product purity 100%, molecular weight is lower than less than 10,000, particle diameter is serial at the PTFE micro mist of 0.5-15 μm, not only remain the original all premium propertiess of tetrafluoroethylene, also there is the performance of many uniquenesses: as without self coagulation, without electrostatic effect, intermiscibility is good, molecular weight is low, good dispersity, self lubricity are high, frictional coefficient reduces obvious etc.Being added to by superfine powder of polytetrafluoroethylene in pure-acrylic emulsion, can have the feature of two kinds of compositions concurrently, is the problem that the present invention studies.
Summary of the invention
The object of this invention is to provide a kind of flame retardant type exterior wall latex coating adding superfine powder of polytetrafluoroethylene and preparation method thereof.The present invention sinters the filler of vesicular structure into after superfine powder of polytetrafluoroethylene and bamboo charcoal, titanium dioxide etc. are carried out surface active jointly, can better be dispersed in pure-acrylic emulsion, the paint compatibility made be good, and film forming is stablized, and film is even; Coordinate the interpolation of the flame-retardant composition such as antimonous oxide, tetramethylolmethane, the fire resistance of coating is excellent.
In order to realize object of the present invention, the present invention is by following scheme implementation:
Add a flame retardant type exterior wall latex coating for superfine powder of polytetrafluoroethylene, be made up of the raw material of following weight part: pure-acrylic emulsion 30-35, superfine powder of polytetrafluoroethylene 3-5, silicon sol 6-8, antimonous oxide 2-3, sorbitan monostearate 1-2, alkali lignin 1-1.5, bamboo charcoal 6-8, PE Foam scrap stock 7-9, water 103-106, PVP 2-3, magnesiumcarbonate 2-3, titanium dioxide 20-24, tetramethylolmethane 1-2;
A kind of flame retardant type exterior wall latex coating adding superfine powder of polytetrafluoroethylene of the present invention, be made up of following concrete steps:
(1) bamboo charcoal powder is broken into 200 order powder, then with superfine powder of polytetrafluoroethylene, titanium dioxide mixing and ball milling 20 minutes, water and sorbitan monostearate, the alkali lignin of 3 times amount is added in the mixed powder after ball milling, dispersed paste is formed after stirring 40 minutes with the speed of 600 revs/min, again by dispersed paste spraying dry, control spray-dired inlet temperature 150-180 DEG C, temperature out 60-75 DEG C, obtain surface active filler;
(2) PVP is added in the water of 3 times amount, be heated to while stirring dissolve completely, then granulation in tablets press is jointly joined with surface active filler, magnesiumcarbonate in step (1), the particle obtained first is sintered 60 minutes at the temperature of 220-250 DEG C, then 500-550 DEG C of sintering 2-2.5 hour is warming up to, be ground into 250 orders after being cooled to room temperature, obtain mixed powder A;
(3) PE Foam scrap stock are ground into 200 orders for subsequent use, the water of residual content is joined in dispersion cylinder, slowly pure-acrylic emulsion, silicon sol is added under the rotating speed of 450-500 rev/min, disperse after 30-40 minute, improve rotating speed to 800 rev/min, add the PE Foam scrap stock after the mixed powder A of step (2), pulverizing and all the other remaining components successively, disperse after 30 minutes, raise speed to 1500 revs/min again, continue dispersion until fineness is less than 60 μm and get final product.
The invention has the beneficial effects as follows: present component reasonable ratio, by the manufacturing process of science, first the fillers such as titanium dioxide, bamboo charcoal, superfine powder of polytetrafluoroethylene are carried out surface active, then add magnesiumcarbonate and carry out granulation, pulverize after final high temperature sintering, the filler made has surfactivity, has loose porous feature, has the effect of certain insulation, there is good surface tension simultaneously, high temperature resistant, make to be uniformly dispersed in coating, improve consistency.
The present invention adopts pure-acrylic emulsion, silicon sol to coordinate and makes film forming binder, and weather resistance is good, adds the fire retardant such as antimonous oxide, tetramethylolmethane, can improve the fire resistance of coating, reduce fiery residence hidden danger; Adopt the compositions such as PE Foam scrap stock, can improve the heat insulation effect of product while reducing production cost, the present invention makes coating and has good heat retaining property, flame retardant resistance, weathering resistance are good, long service life.
Specific embodiments
Below by specific examples, the present invention is described in detail.
Add a flame retardant type exterior wall latex coating for superfine powder of polytetrafluoroethylene, be made up of the raw material of following weight part (kilogram): pure-acrylic emulsion 30, superfine powder of polytetrafluoroethylene 3, silicon sol 6, antimonous oxide 2, sorbitan monostearate 1, alkali lignin 1, bamboo charcoal 6, PE Foam scrap stock 7, water 103, PVP 2, magnesiumcarbonate 2, titanium dioxide 20, tetramethylolmethane 1;
A kind of flame retardant type exterior wall latex coating adding superfine powder of polytetrafluoroethylene of the present invention, be made up of following concrete steps:
(1) bamboo charcoal powder is broken into 200 order powder, then with superfine powder of polytetrafluoroethylene, titanium dioxide mixing and ball milling 20 minutes, water and sorbitan monostearate, the alkali lignin of 3 times amount is added in the mixed powder after ball milling, dispersed paste is formed after stirring 40 minutes with the speed of 600 revs/min, again by dispersed paste spraying dry, control spray-dired inlet temperature 150-180 DEG C, temperature out 60-75 DEG C, obtain surface active filler;
(2) PVP is added in the water of 3 times amount, be heated to while stirring dissolve completely, then granulation in tablets press is jointly joined with surface active filler, magnesiumcarbonate in step (1), the particle obtained first is sintered 60 minutes at the temperature of 220-250 DEG C, then 500-550 DEG C of sintering 2-2.5 hour is warming up to, be ground into 250 orders after being cooled to room temperature, obtain mixed powder A;
(3) PE Foam scrap stock are ground into 200 orders for subsequent use, the water of residual content is joined in dispersion cylinder, slowly pure-acrylic emulsion, silicon sol is added under the rotating speed of 450 revs/min, disperse after 30 minutes, improve rotating speed to 800 rev/min, add the PE Foam scrap stock after the mixed powder A of step (2), pulverizing and all the other remaining components successively, disperse after 30 minutes, raise speed to 1500 revs/min again, continue dispersion until fineness is less than 60 μm and get final product.
Water-based exterior wall paint of the present invention adopts the form of construction work of roller coat, brushing, spraying, and coating appearance of film of the present invention is full, smooth, good without lump, glossiness; Water-fast 96 hours, alkaline-resisting 48 hours without exception; Abrasion resistance is tested 2000 times and is passed through, and film is without breakage; Artificial ageing resistance test 600 hours non-foaming, do not peel off, flawless.
Claims (2)
1. one kind is added the flame retardant type exterior wall latex coating of superfine powder of polytetrafluoroethylene, it is characterized in that, be made up of the raw material of following weight part: pure-acrylic emulsion 30-35, superfine powder of polytetrafluoroethylene 3-5, silicon sol 6-8, antimonous oxide 2-3, sorbitan monostearate 1-2, alkali lignin 1-1.5, bamboo charcoal 6-8, PE Foam scrap stock 7-9, water 103-106, PVP 2-3, magnesiumcarbonate 2-3, titanium dioxide 20-24, tetramethylolmethane 1-2.
2. a kind of flame retardant type exterior wall latex coating adding superfine powder of polytetrafluoroethylene according to claim 1, is characterized in that, be made up of following concrete steps:
(1) bamboo charcoal powder is broken into 200 order powder, then with superfine powder of polytetrafluoroethylene, titanium dioxide mixing and ball milling 20 minutes, water and sorbitan monostearate, the alkali lignin of 3 times amount is added in the mixed powder after ball milling, dispersed paste is formed after stirring 40 minutes with the speed of 600 revs/min, again by dispersed paste spraying dry, control spray-dired inlet temperature 150-180 DEG C, temperature out 60-75 DEG C, obtain surface active filler;
(2) PVP is added in the water of 3 times amount, be heated to while stirring dissolve completely, then granulation in tablets press is jointly joined with surface active filler, magnesiumcarbonate in step (1), the particle obtained first is sintered 60 minutes at the temperature of 220-250 DEG C, then 500-550 DEG C of sintering 2-2.5 hour is warming up to, be ground into 250 orders after being cooled to room temperature, obtain mixed powder A;
(3) PE Foam scrap stock are ground into 200 orders for subsequent use, the water of residual content is joined in dispersion cylinder, slowly pure-acrylic emulsion, silicon sol is added under the rotating speed of 450-500 rev/min, disperse after 30-40 minute, improve rotating speed to 800 rev/min, add the PE Foam scrap stock after the mixed powder A of step (2), pulverizing and all the other remaining components successively, disperse after 30 minutes, raise speed to 1500 revs/min again, continue dispersion until fineness is less than 60 μm and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510327403.1A CN104877494A (en) | 2015-06-15 | 2015-06-15 | Polytetrafluoroethylene micropowder added flame-retarded latex paint for outer wall and preparation method of latex paint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510327403.1A CN104877494A (en) | 2015-06-15 | 2015-06-15 | Polytetrafluoroethylene micropowder added flame-retarded latex paint for outer wall and preparation method of latex paint |
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| CN104877494A true CN104877494A (en) | 2015-09-02 |
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| CN201510327403.1A Pending CN104877494A (en) | 2015-06-15 | 2015-06-15 | Polytetrafluoroethylene micropowder added flame-retarded latex paint for outer wall and preparation method of latex paint |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105219189A (en) * | 2015-09-25 | 2016-01-06 | 天津市欣跃涂料有限公司 | A kind of plastic basis material use paint and preparation method thereof |
| CN106866178A (en) * | 2017-03-06 | 2017-06-20 | 龚家红 | Antibacterial light wall brick of environmental protection flame retardant and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103146275A (en) * | 2013-03-05 | 2013-06-12 | 北京国泰瑞华精藻硅特种材料有限公司 | Grey heat-insulation flame-retardant external wall paint |
-
2015
- 2015-06-15 CN CN201510327403.1A patent/CN104877494A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103146275A (en) * | 2013-03-05 | 2013-06-12 | 北京国泰瑞华精藻硅特种材料有限公司 | Grey heat-insulation flame-retardant external wall paint |
Non-Patent Citations (1)
| Title |
|---|
| 《淘宝开店做皇冠》: "《淘宝开店做皇冠》", 28 February 2015, 清华大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105219189A (en) * | 2015-09-25 | 2016-01-06 | 天津市欣跃涂料有限公司 | A kind of plastic basis material use paint and preparation method thereof |
| CN106866178A (en) * | 2017-03-06 | 2017-06-20 | 龚家红 | Antibacterial light wall brick of environmental protection flame retardant and preparation method thereof |
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Application publication date: 20150902 |
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