CN102816479B - Interfacial agent for foam insulation board - Google Patents
Interfacial agent for foam insulation board Download PDFInfo
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- CN102816479B CN102816479B CN201210332391.8A CN201210332391A CN102816479B CN 102816479 B CN102816479 B CN 102816479B CN 201210332391 A CN201210332391 A CN 201210332391A CN 102816479 B CN102816479 B CN 102816479B
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Abstract
The invention provides an interface agent for a foam insulation board. The interfacial agent comprises, by weight, 100 parts of macromolecule emulsions, 1-30 parts of acid curable adhesives, 10-50 parts of flame retardants, 0.1-2 parts of water repellents, 20-60 parts of self-crosslinking type adhesives, 0.1-5 parts of thickener and 0-5 parts of pH modifiers. The acid curable adhesives perform curing by the aid of acidity of the foam board and provide chemical crosslinking for the interfacial agent and the board, and durability of the interfacial agent is improved; the macromolecule emulsions and the acrylic acid polymer self-crosslinking type adhesives are mixed for using, so that film formation of the interfacial agent is good, water permeating is stopped, water resistance of the interfacial agent is improved, and the acid-base reaction between the foam insulation board and cement mortar is prevented; and the interfacial agent is provided with a flame retardant function through the addition of the flame retardants into the interfacial agent.
Description
Technical field
The present invention relates to interfacial agents technical field, relate in particular to a kind of interfacial agents for foam heat-insulating board.
Background technology
Along with the fast development of urbanization, the construction amount of new building increases year by year, so lagging material consumption under construction also increases year by year.
At present, lagging material for building is mainly divided into inorganic heat insulation material and organic insulation material two classes.Inorganic heat insulation material is as rock wool, glass wool, multicellular glass, microporous calcium silicate, hydrophobic pearlite etc., have good fire resistance, but their thermal conductivity is large, heat insulation effect is also undesirable, be difficult to meet national energy-saving standard-required, so range of application is very narrow in heat-insulation system.And organic insulation material is as polystyrene foam plate, phenolic foam board, hard polyurethane foam etc., there is quality light, the feature of insulation, good heat-insulation effect, therefore, is widely used in heat-insulation system.Wherein, phenolic foam board is good with its distinctive flame retardant properties, low cigarette, and nontoxic, thermal conductivity is low, is difficult for water suction, shrinks and distortion, becomes the outstanding person of heat-insulation system.But, phenolic foam heat insulation plate is due to the acidic nature of itself, easily react with alkaline cement-bonded system, make phenolic foam board surface be intense violet color, affect the bonding strength at foam heat-insulating board and cement-bonded interface, be unfavorable for the permanent stability of heat-insulation system, therefore, introducing suitable interfacial agents, to carry out the cohesive strength between reinforced foam warming plate and sand-cement slurry interface be very important.
On Vehicles Collected from Market, interfacial agents used mainly comprises two kinds of acrylic acid or the like interfacial agents and ethene-vinyl acetate class interfacial agents, can weaken the acid-base reaction between foam heat-insulating board and cement-bonded system.For example: use interfacial agents can reduce entering of moisture, show as phenolic foam board surface for purple; While not using interfacial agents, show as phenolic foam board surface for intense violet color.Although use the above-mentioned interfacial agents can be so that cohesive strength strengthens to some extent, the water-fast intensity in cohesive strength and endurance strength be very desirable.In addition, above-mentioned interfacial agents also can not meet the requirement that interfacial agents should have flame retardant resistance.
Summary of the invention
In view of this, technical problem to be solved by this invention is to provide a kind of interfacial agents for foam heat-insulating board, has good flame retardant resistance, water tolerance and weather resistance.
The invention provides a kind of interfacial agents for foam heat-insulating board, in parts by weight, comprising:
100 parts of macromolecule emulsions, 1 ~ 30 part of theobromine cured adhesive, 10 ~ 50 parts of fire retardants, 0.1 ~ 2 part of hydrophober, 20 ~ 60 parts of self-cross linking type tackiness agent, 0.1 ~ 5 part of thickening material, 0 ~ 5 part of pH value conditioning agent.
Preferably, described macromolecule emulsion is one or more in styrene-butadiene latex, nitrile rubber, polychloroprene latex, the inclined to one side latex solution of chlorine, chlorine vinegar milk liquid and polyvinyl chloride emulsion.
Preferably, described can acid cure glue paste be one or more in resol, urea-formaldehyde resin and melamine resin.
Preferably, described fire retardant is one or more in magnesium hydroxide, aluminium hydroxide, three (β-chloroethyl) phosphoric acid ester, ammonium polyphosphate, chlorinated paraffin-52, chlorinated paraffin-70, decabromodiphynly oxide and eight bromo ether.
Preferably, described hydrophober is silicane powder hydrophober.
Preferably, described self-cross linking type glue paste is acroleic acid polymerization class self-cross linking type glue paste.
Preferably, described thickening material is cellulose ethers, starch based, acrylic acid or the like or polyurethanes.
Preferably, described pH value conditioning agent is acids pH value conditioning agent or bases pH value conditioning agent.
Preferably, described acids pH value conditioning agent is one or more in hydrochloric acid, sulfuric acid, formic acid, oxalic acid and Whitfield's ointment.
Preferably, described bases pH value conditioning agent is one or more in sodium hydroxide, potassium hydroxide, ammoniacal liquor and triethylamine.
The invention provides a kind of interfacial agents for foam heat-insulating board, comprise macromolecule emulsion, theobromine cured adhesive, fire retardant, hydrophober, self-cross linking type tackiness agent, thickening material and pH value conditioning agent.Compared with prior art, owing to can being cured by the acidity of cystose itself by acid cure glue paste, for providing chemically crosslinked between interfacial agents and sheet material, improve the weather resistance of interfacial agents, further strengthened the cohesive strength of interfacial agents; By macromolecule emulsion is mixed to use with self-cross linking type glue paste acroleic acid polymerization class self-cross linking type glue paste, make interfacial agents film forming good, stoped the infiltration of moisture, improved the water tolerance of interfacial agents, and then stoped between cystose and sand-cement slurry acid-base reaction has occurred, make foam heat-insulating board surface color constant, the cohesive strength of interfacial agents strengthens; By adding fire retardant in interfacial agents, make interfacial agents there is fire-retardant function.In addition, interfacial agents provided by the invention is suitable for brushing, roller coat and spraying, and construction is simple, only need after interfacial agents is dry, sand-cement slurry be bonded on metope.Experiment shows, water tolerance, the weather resistance of interfacial agents provided by the invention obviously strengthen.
Embodiment
The invention provides a kind of interfacial agents for foam heat-insulating board, in parts by weight, comprising:
100 parts of macromolecule emulsions, 1 ~ 30 part of theobromine cured adhesive, 10 ~ 50 parts of fire retardants, 0.1 ~ 2 part of hydrophober, 20 ~ 60 parts of self-cross linking type tackiness agent, 0.1 ~ 5 part of thickening material, 0 ~ 5 part of pH value conditioning agent.
The applicable foam heat-insulating board of interfacial agents provided by the invention is preferably the organic insulation materials such as polystyrene foam plate, polyethylene warming plate, phenolic foam board and hard polyurethane foam, more preferably phenolic foam board.
Described macromolecule emulsion is preferably one or more in styrene-butadiene latex, nitrile rubber, polychloroprene latex, the inclined to one side latex solution of chlorine, chlorine vinegar milk liquid and polyvinyl chloride emulsion, more preferably styrene-butadiene latex.Butadiene-styrene latex of the present invention has good thermotolerance, ageing resistance and wear resistance.Macromolecule latex liquid hold-up of the present invention is counted 100 parts by weight.
Described theobromine cured adhesive, is by the sticking and the interior poly-effect that waits of interface, and makes two or more product or natural or synthetic, the organic or inorganic class material that links together of material.One or more in resol, urea-formaldehyde resin and melamine resin, the more preferably resol of can acid cure glue paste being preferably of the present invention.Can acid cure glue paste content described in the present invention count by weight and be preferably 5 ~ 25 parts, more preferably 10 ~ 20 parts.Of the present invention can acid cure glue paste can be for a long time and macromolecule emulsion merge.Theobromine cured adhesive in the present invention, is cured by the acidity of foam heat-insulating board itself, makes, between interfacial agents and foam heat-insulating board, chemically crosslinked occurs, and has improved the weather resistance of foam heat-insulating board and interfacial agents bonding interface.
The effect of described fire retardant in described interfacial agents is to make interfacial agents have fire-retardant object.Fire retardant of the present invention is preferably one or more in magnesium hydroxide, aluminium hydroxide, three (β-chloroethyl) phosphoric acid ester, ammonium polyphosphate, chlorinated paraffin-52, chlorinated paraffin-70, decabromodiphynly oxide and eight bromo ether, more preferably aluminium hydroxide, most preferably is 3000 object aluminium hydroxides.Flame retardant agent content of the present invention is counted by weight and is preferably 15 ~ 45 parts, more preferably 20 ~ 40 parts.
Described hydrophober is a kind of water-proof material.Hydrophober of the present invention is preferably silicane powder hydrophober.Silicane powder hydrophober of the present invention can form film hydrophobic barrier at masonry, concrete, mortar and various coatingsurface, thereby gives these body surfaces with significant hydrophobic nature.The effect of silicane powder hydrophober of the present invention in described interfacial agents is to strengthen the water tolerance of interfacial agents.Silicane powder hydrophober content of the present invention is counted by weight and is preferably 0.5 ~ 1.5 part, more preferably 0.8 ~ 1.2 part.
Described self-cross linking type glue paste is preferably acroleic acid polymerization class self-cross linking type glue paste.Acroleic acid polymerization class self-cross linking type glue paste of the present invention at room temperature solidifies very fast, is applicable to the bonding of most metals and non-metallic material, and for the surface treatment of bonded material, require not strict, even can with Sealant.Acroleic acid polymerization class self-cross linking type glue paste of the present invention mixes use with described macromolecule emulsion, make interfacial agents film forming good, stoped the infiltration of moisture, improved the water tolerance of interfacial agents, and then stoped between cystose and sand-cement slurry acid-base reaction has occurred, make foam heat-insulating board surface color constant, the cohesive strength of interfacial agents strengthens.Self-cross linking type glue paste content of the present invention is counted by weight and is preferably 30 ~ 55 parts, more preferably 40 ~ 50 parts.
The effect of described thickening material in interfacial agents is the system viscosity of adjustment interface agent, improves workability, under the prerequisite that guarantees brushing amount, prevents interfacial agents sagging.Thickening material of the present invention is preferably cellulose ethers, starch based, acrylic acid or the like or polyurethanes, more preferably cellulose ethers.Amount of thickener described in the present invention is counted by weight and is preferably 0.2 ~ 4 part, more preferably 0.3 ~ 3 part.
Described pH value conditioning agent is acids pH value conditioning agent or bases pH value conditioning agent.The effect of pH value conditioning agent of the present invention in described interfacial agents is the pH value that regulates described interfacial agents.The pH value of interfacial agents of the present invention between 6.5 ~ 8, does not need to use pH value conditioning agent before adding pH value conditioning agent in described interfacial agents.The pH value of interfacial agents of the present invention lower than 6.5, is not used bases pH value conditioning agent before adding pH value conditioning agent.Bases pH value conditioning agent of the present invention is preferably one or more in sodium hydroxide, potassium hydroxide, ammoniacal liquor and triethylamine, more preferably ammoniacal liquor.The pH value of interfacial agents of the present invention higher than 6.5, is not used acids pH value conditioning agent before adding pH value conditioning agent.Acids pH value conditioning agent of the present invention is preferably the acid of non-strong oxidizing property, more preferably one or more in hydrochloric acid, sulfuric acid, formic acid, oxalic acid and Whitfield's ointment.
Interfacial agents of the present invention is preparation in accordance with the following methods preferably:
By macromolecule emulsion 100 weight parts, can acid cure glue paste 1 ~ 30 weight part, self-cross linking type glue paste 20 ~ 60 weight parts, by shears, fully stir and obtain the first mixed solution at a certain temperature;
Fire retardant 10 ~ 50 weight parts are joined in described the first mixed solution, by shears, fully stir and obtain the second mixed solution;
Hydrophober 0.1 ~ 2 weight part, thickening material 0.1 ~ 5 weight part are joined in described the second mixed solution, by shears, be fully mixed to get the 3rd mixed solution;
Whether the pH value that detects described the 3rd mixed solution between 6.5 ~ 8, if so, does not re-use pH value conditioning agent, if not, adds pH value conditioning agent to regulate and makes described pH of mixed value between 6.5 ~ 8.
In the preparation of interfacial agents of the present invention, mixture temperature is preferably at normal temperatures and carries out.In the present invention, to mix required shears agent rotating speed be 600 ~ 1200r/min to each component, is preferably 700 ~ 1100r/min, more preferably 800 ~ 1000r/min.
In the preparation method of interfacial agents of the present invention, the pH value of described the 3rd mixed solution of described detection, when the 3rd pH of mixed is 6.5 ~ 8 time, does not need to add pH value conditioning agent; When described the 3rd pH of mixed value is less than 6.5, use bases pH value conditioning agent as pH value conditioning agent; When pH of mixed value is greater than 8, use acids pH value conditioning agent as pH value conditioning agent.
Interfacial agents provided by the invention is applied to organic insulation material and has good water tolerance, weather resistance.Described interfacial agents is suitable for brushing, roller coat and spraying simultaneously, and construction is simple, after the interfacial agents such as a need are dry, sand-cement slurry is bonded on metope.Therefore, this interfacial agents can be widely used in lagging material.
Compared with prior art, the invention provides a kind of interfacial agents for foam heat-insulating board, in the present invention can acid cure glue paste, acidity by cystose itself is cured, for providing chemically crosslinked between interfacial agents and sheet material, improve the weather resistance of interfacial agents, further strengthened the cohesive strength of interfacial agents; By macromolecule emulsion is mixed to use with self-cross linking type glue paste acroleic acid polymerization class self-cross linking type glue paste, make interfacial agents film forming good, stoped the infiltration of moisture, improved the water tolerance of interfacial agents, and then stoped between cystose and sand-cement slurry acid-base reaction has occurred, make foam heat-insulating board surface color constant, the cohesive strength of interfacial agents strengthens; By adding fire retardant in interfacial agents, make interfacial agents there is fire-retardant effect.
In order further to understand the present invention, below in conjunction with embodiment, interfacial agents provided by the invention is described in detail.
Embodiment 1
Under normal temperature condition, the styrene-butadiene latex 100g that is 55% by solid content, synvaren 10g, the shears that the acroleic acid polymerization class self-cross linking type tackiness agent 50g that solid content is 48% is 800r/min by rotating speed fully mixes; Under above-mentioned mixing condition, add again 3000 object aluminium hydroxide 10g as fire retardant; Then add hydrophober 1g; Hydroxyethyl ether cellulose 0.3g is as thickening material; Ammoniacal liquor 0.50g is as pH value conditioning agent.Make the pH of mixed value of gained between 6.5 ~ 8, obtain interfacial agents of the present invention.
Described interfacial agents is sprayed on phenolic foam board, and makes sample piece with sand-cement slurry bonding, the above-mentioned sample piece making is carried out to performance test, result is referring to table 1.The cohesive strength the performance test results of the sample piece that table 1 is prepared for the embodiment of the present invention and comparative example.
Embodiment 2
Under normal temperature condition, the styrene-butadiene latex 100g that is 55% by solid content, synvaren 15g, the shears that the acroleic acid polymerization class self-cross linking type tackiness agent 50g that solid content is 48% is 800r/min by rotating speed fully mixes; Under above-mentioned mixing condition, add again 3000 object aluminium hydroxide 10g as fire retardant; Then add hydrophober 1g; Hydroxyethyl ether cellulose 0.3g is as thickening material; Ammoniacal liquor 0.50g is as pH value conditioning agent.Make the pH of mixed value of gained between 6.5 ~ 8, obtain interfacial agents of the present invention.
Described interfacial agents is sprayed on phenolic foam board, and makes sample piece with sand-cement slurry bonding, the above-mentioned sample piece making is carried out to performance test, result is referring to table 1.The cohesive strength the performance test results of the sample piece that table 1 is prepared for the embodiment of the present invention and comparative example.
Embodiment 3
Under normal temperature condition, the styrene-butadiene latex 100g that is 55% by solid content, synvaren 20g, the shears that the acroleic acid polymerization class self-cross linking type tackiness agent 50g that solid content is 48% is 800r/min by rotating speed fully mixes; Under above-mentioned mixing condition, add again 3000 object aluminium hydroxide 10g as fire retardant; Then add hydrophober 1g; Hydroxyethyl ether cellulose 0.3g is as thickening material; Ammoniacal liquor 0.50g is as pH value conditioning agent.Make the pH of mixed value of gained between 6.5 ~ 8, obtain interfacial agents of the present invention.
Described interfacial agents is sprayed on phenolic foam board, and makes sample piece with sand-cement slurry bonding, the above-mentioned sample piece making is carried out to performance test, result is referring to table 1.The cohesive strength the performance test results of the sample piece that table 1 is prepared for the embodiment of the present invention and comparative example.
Comparative example 1
By being coated with the phenolic foam board of interfacial agents and sand-cement slurry bonding, not making sample piece and carry out performance test, the results are shown in Table 1.The cohesive strength the performance test results of the sample piece that table 1 is prepared for the embodiment of the present invention and comparative example.
Comparative example 2:
By scribbling the phenolic foam board of ethene-vinyl acetate interfacial agents and sand-cement slurry bonding, make sample piece and carry out performance test, the results are shown in Table 1.The cohesive strength the performance test results of the sample piece that table 1 is prepared for the embodiment of the present invention and comparative example.
Comparative example 3:
By scribbling the phenolic foam board of ACRYLIC EMULSION interfacial agents and sand-cement slurry bonding, make sample piece and carry out performance test, the results are shown in Table 1.The cohesive strength the performance test results of the sample piece that table 1 is prepared for the embodiment of the present invention and comparative example.
The cohesive strength the performance test results of sample piece prepared by table 1 embodiment of the present invention and comparative example
Wherein, in the present invention, described sample piece being carried out to performance test detection method used is to test according to the detection method of tackiness agent and finishing mucilage in JG149-2003 < < expansion polyphenyl plate thinly plastered external insulation system of outer wall > >.
Known by table 1, its former intensity of the sample piece being made by interfacial agents provided by the invention, immersion intensity and freeze-thawing resistant intensity are all obviously better than other two classes interfacial agents.Therefore, interfacial agents of the present invention has good water tolerance and weather resistance.
The explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of the claims in the present invention.
Claims (7)
1. for an interfacial agents for foam heat-insulating board, in parts by weight, comprising:
100 parts of macromolecule emulsions, 1～30 part of theobromine cured adhesive, 10～50 parts of fire retardants, 0.1～2 part of hydrophober, 20～60 parts of self-cross linking type tackiness agent, 0.1～5 part of thickening material, 0～5 part of pH value conditioning agent;
Described macromolecule emulsion is one or more in styrene-butadiene latex, nitrile rubber, polychloroprene latex, the inclined to one side latex solution of chlorine, chlorine vinegar milk liquid and polyvinyl chloride emulsion;
Described can acid cure glue paste be one or more in resol, urea-formaldehyde resin and melamine resin;
Described self-cross linking type glue paste is acroleic acid polymerization class self-cross linking type glue paste.
2. interfacial agents according to claim 1, it is characterized in that, described fire retardant is one or more in magnesium hydroxide, aluminium hydroxide, three (β-chloroethyl) phosphoric acid ester, ammonium polyphosphate, chlorinated paraffin-52, chlorinated paraffin-70, decabromodiphynly oxide and eight bromo ether.
3. interfacial agents according to claim 1, is characterized in that, described hydrophober is silicane powder hydrophober.
4. interfacial agents according to claim 1, is characterized in that, described thickening material is cellulose ethers, starch based, acrylic acid or the like or polyurethanes.
5. interfacial agents according to claim 1, is characterized in that, described pH value conditioning agent is acids pH value conditioning agent or bases pH value conditioning agent.
6. interfacial agents according to claim 5, is characterized in that, described acids pH value conditioning agent is one or more in hydrochloric acid, sulfuric acid, formic acid, oxalic acid and Whitfield's ointment.
7. interfacial agents according to claim 5, is characterized in that, described bases pH value conditioning agent is one or more in sodium hydroxide, potassium hydroxide, ammoniacal liquor and triethylamine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210332391.8A CN102816479B (en) | 2012-09-10 | 2012-09-10 | Interfacial agent for foam insulation board |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210332391.8A CN102816479B (en) | 2012-09-10 | 2012-09-10 | Interfacial agent for foam insulation board |
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| CN102816479A CN102816479A (en) | 2012-12-12 |
| CN102816479B true CN102816479B (en) | 2014-09-03 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103588435A (en) * | 2013-11-15 | 2014-02-19 | 江苏蓝圈新材料有限公司 | Adhesive agent |
| CN104031458A (en) * | 2013-12-24 | 2014-09-10 | 徐霖 | EPO foam model aqueous paint and preparation method thereof |
| CN104073106B (en) * | 2014-07-18 | 2017-01-25 | 锦州市好为尔保温材料有限公司 | Surface protecting agent for phenolic foam heat-insulating plate |
| CN113980529A (en) * | 2021-12-02 | 2022-01-28 | 湖南华材友邦科技有限责任公司 | Permeable water-based interface agent and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1368997A (en) * | 1999-08-20 | 2002-09-11 | H·B·富勒许可和金融公司 | Water based pressure sensitive adhesives having enhanced characteristics |
| CN102276215A (en) * | 2011-04-25 | 2011-12-14 | 长安大学 | Fireproof and flame-retarding interface agent for organic thermal-insulation material |
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2012
- 2012-09-10 CN CN201210332391.8A patent/CN102816479B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1368997A (en) * | 1999-08-20 | 2002-09-11 | H·B·富勒许可和金融公司 | Water based pressure sensitive adhesives having enhanced characteristics |
| CN102276215A (en) * | 2011-04-25 | 2011-12-14 | 长安大学 | Fireproof and flame-retarding interface agent for organic thermal-insulation material |
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