CN105622884A - Organic foam thermal-insulation building material and preparation method thereof - Google Patents
Organic foam thermal-insulation building material and preparation method thereof Download PDFInfo
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- CN105622884A CN105622884A CN201610207007.XA CN201610207007A CN105622884A CN 105622884 A CN105622884 A CN 105622884A CN 201610207007 A CN201610207007 A CN 201610207007A CN 105622884 A CN105622884 A CN 105622884A
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- organic foam
- construction material
- insulating construction
- foam heat
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- 239000006260 foam Substances 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 238000009413 insulation Methods 0.000 title abstract description 8
- 239000004566 building material Substances 0.000 title abstract 5
- 238000003756 stirring Methods 0.000 claims abstract description 29
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 24
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims abstract description 24
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims abstract description 13
- -1 polyoxypropylene Polymers 0.000 claims abstract description 13
- AHDSRXYHVZECER-UHFFFAOYSA-N 2,4,6-tris[(dimethylamino)methyl]phenol Chemical compound CN(C)CC1=CC(CN(C)C)=C(O)C(CN(C)C)=C1 AHDSRXYHVZECER-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 12
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229920001451 polypropylene glycol Polymers 0.000 claims abstract description 12
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims abstract description 12
- 235000017557 sodium bicarbonate Nutrition 0.000 claims abstract description 12
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 claims abstract description 12
- 230000032683 aging Effects 0.000 claims abstract description 10
- 239000011521 glass Substances 0.000 claims abstract description 10
- 239000004035 construction material Substances 0.000 claims description 32
- 150000002148 esters Chemical class 0.000 claims description 28
- BJZYYSAMLOBSDY-QMMMGPOBSA-N (2s)-2-butoxybutan-1-ol Chemical compound CCCCO[C@@H](CC)CO BJZYYSAMLOBSDY-QMMMGPOBSA-N 0.000 claims description 11
- 150000001412 amines Chemical class 0.000 claims description 11
- WWVKQTNONPWVEL-UHFFFAOYSA-N caffeic acid phenethyl ester Natural products C1=C(O)C(O)=CC=C1C=CC(=O)OCC1=CC=CC=C1 WWVKQTNONPWVEL-UHFFFAOYSA-N 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 11
- SWUARLUWKZWEBQ-UHFFFAOYSA-N phenylethyl ester of caffeic acid Natural products C1=C(O)C(O)=CC=C1C=CC(=O)OCCC1=CC=CC=C1 SWUARLUWKZWEBQ-UHFFFAOYSA-N 0.000 claims description 11
- ROSDSFDQCJNGOL-UHFFFAOYSA-N protonated dimethyl amine Natural products CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 claims description 11
- 239000011734 sodium Substances 0.000 claims description 11
- 229910052708 sodium Inorganic materials 0.000 claims description 11
- 239000012467 final product Substances 0.000 claims description 9
- 230000029087 digestion Effects 0.000 claims description 2
- RXYPXQSKLGGKOL-UHFFFAOYSA-N 1,4-dimethylpiperazine Chemical compound CN1CCN(C)CC1 RXYPXQSKLGGKOL-UHFFFAOYSA-N 0.000 abstract 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract 2
- 239000005725 8-Hydroxyquinoline Substances 0.000 abstract 1
- 150000002009 diols Chemical class 0.000 abstract 1
- 229940011399 escin Drugs 0.000 abstract 1
- 229930186222 escin Natural products 0.000 abstract 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 abstract 1
- SKCNNQDRNPQEFU-UHFFFAOYSA-N n'-[3-(dimethylamino)propyl]-n,n,n'-trimethylpropane-1,3-diamine Chemical compound CN(C)CCCN(C)CCCN(C)C SKCNNQDRNPQEFU-UHFFFAOYSA-N 0.000 abstract 1
- 229960003540 oxyquinoline Drugs 0.000 abstract 1
- SWUARLUWKZWEBQ-VQHVLOKHSA-N phenethyl caffeate Chemical compound C1=C(O)C(O)=CC=C1\C=C\C(=O)OCCC1=CC=CC=C1 SWUARLUWKZWEBQ-VQHVLOKHSA-N 0.000 abstract 1
- APSBXTVYXVQYAB-UHFFFAOYSA-M sodium docusate Chemical compound [Na+].CCCCC(CC)COC(=O)CC(S([O-])(=O)=O)C(=O)OCC(CC)CCCC APSBXTVYXVQYAB-UHFFFAOYSA-M 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- OURRXQUGYQRVML-AREMUKBSSA-N [4-[(2s)-3-amino-1-(isoquinolin-6-ylamino)-1-oxopropan-2-yl]phenyl]methyl 2,4-dimethylbenzoate Chemical group CC1=CC(C)=CC=C1C(=O)OCC1=CC=C([C@@H](CN)C(=O)NC=2C=C3C=CN=CC3=CC=2)C=C1 OURRXQUGYQRVML-AREMUKBSSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002937 thermal insulation foam Substances 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/4808—Mixtures of two or more polyetherdiols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4825—Polyethers containing two hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4854—Polyethers containing oxyalkylene groups having four carbon atoms in the alkylene group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
- C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2101/00—Manufacture of cellular products
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/08—Polyurethanes from polyethers
Abstract
The invention provides an organic foam thermal-insulation building material and a preparation method thereof. The organic foam thermal-insulation building material is prepared from the following steps: (1) mixing polyoxypropylene diol, polyoxytetramethylene glycol, sodium dodecyl benzene sulfonate, sodium di(2-ethyl-hexyl)sulfosuccinate, escin, 2,4,6-tri(dimethylaminomethyl)phenol, 1,3,5-tri(dimethylaminopropyl)-1,3,5-hexahydrotriazine, bis(dimethylaminopropyl)methylamine, 1,4-dimethyl piperazine, phenyl ethyl caffeate, n-hexane, calcium carbonate, sodium bicarbonate and 8-hydroxyquinoline hemisulfate, slowly and uniformly stirring with a glass rod at room temperature; and (2)addingisocyanate, stirring with a mechanical stirrer; (3) pouring into a mold, and curing; and (4) demolding, and aging at room temperature. The organic foam thermal-insulation building material has excellent high-temperature stability and excellent heat-insulating property, and is an ideal thermal-insulation building material.
Description
Technical field
The present invention relates to material field, it is specifically related to a kind of organic foam heat-insulating construction material and its preparation method.
Background technology
Foam materials refers to that gas is dispersed in solid polymer to be formed the lightweight polymeric materials in countless bubble hole, and moulding process generally all will through three phases: the solidifying and setting etc. of the formation of nuclei of bubbles, the expansion of nuclei of bubbles and bubble body. It has light weight, heat-insulation and heat-preservation, insulation, can absorb the advantages such as shock load, is widely used in the fields such as industrial or agricultural, construction industry, transportation and daily necessities, is a kind of material with wide market development prospect. Especially in building trade, receive especially and reuse, as being used as various insulation and heat insulation foam materials, be then one of desirable material of construction. Therefore, research improves its performance further, expands its purposes, and increasing its kind is that all investigators and enterprise need to have gone.
Summary of the invention
The technical problem solved: it is an object of the invention to provide a kind of organic foam heat-insulating construction material, there is extremely good heat-resistant stable, there is remarkable heat-insulating property simultaneously, be a kind of desirable heat-insulating construction material.
Technical scheme: a kind of organic foam heat-insulating construction material, it is prepared from weight part by following composition: isocyanic ester 60-80 part, polyoxypropyleneglycol 10-15 part, PTMG 10-15 part, Sodium dodecylbenzene sulfonate 0.1-0.2 part, two fourth sodium dioctyl sulfo 0.2-0.3 parts, Aescine 0.1-0.2 part, 2, 4, 6-tri-(dimethylamino methyl) phenol 0.3-0.5 part, 1, 3, 5-tri-(dimethyl amine propyl group)-1, 3, 5-hexahydro-triazine 0.2-0.5 part, two (dimethylaminopropyl) first amine 0.2-0.4 part, 1, 4-lupetazin 0.4-0.8 part, CAPE 0.1-0.2 part, normal hexane 2-5 part, calcium carbonate 3-5 part, sodium bicarbonate 3-5 part, oxine Hemisulphate 0.1-0.2 part.
Preferred further, described a kind of organic foam heat-insulating construction material, it is prepared from weight part by following composition: isocyanic ester 65-75 part, polyoxypropyleneglycol 11-14 part, PTMG 11-14 part, Sodium dodecylbenzene sulfonate 0.12-0.17 part, two fourth sodium dioctyl sulfo 0.23-0.26 parts, Aescine 0.11-0.16 part, 2, 4, 6-tri-(dimethylamino methyl) phenol 0.35-0.45 part, 1, 3, 5-tri-(dimethyl amine propyl group)-1, 3, 5-hexahydro-triazine 0.3-0.4 part, two (dimethylaminopropyl) first amine 0.25-0.35 part, 1, 4-lupetazin 0.5-0.7 part, CAPE 0.11-0.15 part, normal hexane 3-4 part, calcium carbonate 3.5-4.5 part, sodium bicarbonate 3.5-4.5 part, oxine Hemisulphate 0.11-0.15 part.
The preparation method of above-mentioned organic foam heat-insulating construction material comprises the following steps:
(1) all components except isocyanic ester is mixed, at room temperature slowly stir 1-3 minute with glass stick, stir evenly;
(2) add isocyanic ester, stir the 10-15 second under rotating speed 4000-4500r/min with mechanical stirrer;
(3) pouring temperature into is in 40-45 DEG C of mould, solidifies 8-10 minute;
(4) at room temperature ageing 23-25 hour and get final product after the demoulding.
Preferred further, in step 1, churning time is 1.5-2.5 minute.
Preferred further, in step 2, rotating speed is 4100-4400r/min, and churning time is the 11-14 second.
Preferred further, in step 3, die temperature is 41-44 DEG C, and set time is 8.5-9.5 minute.
Preferred further, in step 4, digestion time is 23.5-24.5 hour.
Useful effect: the organic foam heat-insulating construction material of the present invention has extremely good heat-resistant stable, after placing 100 hours in 150 DEG C of baking ovens, its heat loss rate is only 5.5%, and its length and width, high size changing rate are also only 0.77%, 0.85% and-0.98%, it it is a kind of desirable heat-insulating construction material.
Embodiment
Embodiment 1
A kind of organic foam heat-insulating construction material, it is prepared from weight part by following composition: isocyanic ester 60 parts, polyoxypropyleneglycol 10 parts, PTMG 10 parts, Sodium dodecylbenzene sulfonate 0.1 part, two fourth sodium dioctyl sulfo 0.2 part, Aescine 0.1 part, 2, 4, 6-tri-(dimethylamino methyl) phenol 0.3 part, 1, 3, 5-tri-(dimethyl amine propyl group)-1, 3, 5-hexahydro-triazine 0.2 part, two (dimethylaminopropyl) first amine 0.2 part, 1, 4-lupetazin 0.4 part, CAPE 0.1 part, normal hexane 2 parts, 3 parts, calcium carbonate, sodium bicarbonate 3 parts, oxine Hemisulphate 0.1 part.
The preparation method of above-mentioned organic foam heat-insulating construction material is: all components except isocyanic ester is mixed by (1), at room temperature slowly stirs 1 minute with glass stick, stirs evenly; (2) add isocyanic ester, stir 10 seconds under rotating speed 4000r/min with mechanical stirrer; (3) pouring temperature into is in 40 DEG C of moulds, solidifies 8 minutes; (4) at room temperature ageing 23 hours and get final product after the demoulding.
Embodiment 2
A kind of organic foam heat-insulating construction material, it is prepared from weight part by following composition: isocyanic ester 65 parts, polyoxypropyleneglycol 11 parts, PTMG 11 parts, Sodium dodecylbenzene sulfonate 0.12 part, two fourth sodium dioctyl sulfo 0.23 part, Aescine 0.11 part, 2, 4, 6-tri-(dimethylamino methyl) phenol 0.35 part, 1, 3, 5-tri-(dimethyl amine propyl group)-1, 3, 5-hexahydro-triazine 0.3 part, two (dimethylaminopropyl) first amine 0.25 part, 1, 4-lupetazin 0.5 part, CAPE 0.11 part, normal hexane 3 parts, 3.5 parts, calcium carbonate, sodium bicarbonate 3.5 parts, oxine Hemisulphate 0.11 part.
The preparation method of above-mentioned organic foam heat-insulating construction material is: all components except isocyanic ester is mixed by (1), at room temperature slowly stirs 1.5 minutes with glass stick, stirs evenly; (2) add isocyanic ester, stir 11 seconds under rotating speed 4100r/min with mechanical stirrer; (3) pouring temperature into is in 41 DEG C of moulds, solidifies 8.5 minutes; (4) at room temperature ageing 23.5 hours and get final product after the demoulding.
Embodiment 3
A kind of organic foam heat-insulating construction material, it is prepared from weight part by following composition: isocyanic ester 70 parts, polyoxypropyleneglycol 12 parts, PTMG 13 parts, Sodium dodecylbenzene sulfonate 0.15 part, two fourth sodium dioctyl sulfo 0.25 part, Aescine 0.15 part, 2, 4, 6-tri-(dimethylamino methyl) phenol 0.4 part, 1, 3, 5-tri-(dimethyl amine propyl group)-1, 3, 5-hexahydro-triazine 0.35 part, two (dimethylaminopropyl) first amine 0.3 part, 1, 4-lupetazin 0.6 part, CAPE 0.15 part, normal hexane 3.5 parts, 4 parts, calcium carbonate, sodium bicarbonate 4 parts, oxine Hemisulphate 0.15 part.
The preparation method of above-mentioned organic foam heat-insulating construction material is: all components except isocyanic ester is mixed by (1), at room temperature slowly stirs 2 minutes with glass stick, stirs evenly; (2) add isocyanic ester, stir 12 seconds under rotating speed 4300r/min with mechanical stirrer; (3) pouring temperature into is in 43 DEG C of moulds, solidifies 9 minutes; (4) at room temperature ageing 24 hours and get final product after the demoulding.
Embodiment 4
A kind of organic foam heat-insulating construction material, it is prepared from weight part by following composition: isocyanic ester 75 parts, polyoxypropyleneglycol 14 parts, PTMG 14 parts, Sodium dodecylbenzene sulfonate 0.17 part, two fourth sodium dioctyl sulfo 0.26 part, Aescine 0.16 part, 2, 4, 6-tri-(dimethylamino methyl) phenol 0.45 part, 1, 3, 5-tri-(dimethyl amine propyl group)-1, 3, 5-hexahydro-triazine 0.4 part, two (dimethylaminopropyl) first amine 0.35 part, 1, 4-lupetazin 0.7 part, CAPE 0.15 part, normal hexane 4 parts, 4.5 parts, calcium carbonate, sodium bicarbonate 4.5 parts, oxine Hemisulphate 0.15 part.
The preparation method of above-mentioned organic foam heat-insulating construction material is: all components except isocyanic ester is mixed by (1), at room temperature slowly stirs 2.5 minutes with glass stick, stirs evenly; (2) add isocyanic ester, stir 14 seconds under rotating speed 4400r/min with mechanical stirrer; (3) pouring temperature into is in 44 DEG C of moulds, solidifies 9.5 minutes; (4) at room temperature ageing 24.5 hours and get final product after the demoulding.
Embodiment 5
A kind of organic foam heat-insulating construction material, it is prepared from weight part by following composition: isocyanic ester 80 parts, polyoxypropyleneglycol 15 parts, PTMG 15 parts, Sodium dodecylbenzene sulfonate 0.2 part, two fourth sodium dioctyl sulfo 0.3 part, Aescine 0.2 part, 2, 4, 6-tri-(dimethylamino methyl) phenol 0.5 part, 1, 3, 5-tri-(dimethyl amine propyl group)-1, 3, 5-hexahydro-triazine 0.5 part, two (dimethylaminopropyl) first amine 0.4 part, 1, 4-lupetazin 0.8 part, CAPE 0.2 part, normal hexane 5 parts, 5 parts, calcium carbonate, sodium bicarbonate 5 parts, oxine Hemisulphate 0.2 part.
The preparation method of above-mentioned organic foam heat-insulating construction material is: all components except isocyanic ester is mixed by (1), at room temperature slowly stirs 3 minutes with glass stick, stirs evenly; (2) add isocyanic ester, stir 15 seconds under rotating speed 4500r/min with mechanical stirrer; (3) pouring temperature into is in 45 DEG C of moulds, solidifies 10 minutes; (4) at room temperature ageing 25 hours and get final product after the demoulding.
Comparative example 1
The difference of the present embodiment and embodiment 5 is not containing Aescine and 2,4,6-tri-(dimethylamino methyl) phenol. Specifically:
A kind of organic foam heat-insulating construction material, it is prepared from weight part by following composition: isocyanic ester 80 parts, polyoxypropyleneglycol 15 parts, PTMG 15 parts, Sodium dodecylbenzene sulfonate 0.2 part, two fourth sodium dioctyl sulfo 0.3 part, 1,3,5-tri-(dimethyl amine propyl group)-1,3,5-hexahydro-triazine 0.5 part, two (dimethylaminopropyl) first amine 0.4 part, 1,4-lupetazin 0.8 part, CAPE 0.2 part, normal hexane 5 parts, 5 parts, calcium carbonate, sodium bicarbonate 5 parts, oxine Hemisulphate 0.2 part.
The preparation method of above-mentioned organic foam heat-insulating construction material is: all components except isocyanic ester is mixed by (1), at room temperature slowly stirs 3 minutes with glass stick, stirs evenly; (2) add isocyanic ester, stir 15 seconds under rotating speed 4500r/min with mechanical stirrer; (3) pouring temperature into is in 45 DEG C of moulds, solidifies 10 minutes; (4) at room temperature ageing 25 hours and get final product after the demoulding.
Comparative example 2
The difference of the present embodiment and embodiment 5 is not containing 1,4-lupetazin and CAPE. Specifically:
A kind of organic foam heat-insulating construction material, it is prepared from weight part by following composition: isocyanic ester 80 parts, polyoxypropyleneglycol 15 parts, PTMG 15 parts, Sodium dodecylbenzene sulfonate 0.2 part, two fourth sodium dioctyl sulfo 0.3 part, Aescine 0.2 part, 2,4,6-tri-(dimethylamino methyl) phenol 0.5 part, 1,3,5-tri-(dimethyl amine propyl group)-1,3,5-hexahydro-triazine 0.5 part, two (dimethylaminopropyl) first amine 0.4 part, normal hexane 5 parts, 5 parts, calcium carbonate, sodium bicarbonate 5 parts, oxine Hemisulphate 0.2 part.
The preparation method of above-mentioned organic foam heat-insulating construction material is: all components except isocyanic ester is mixed by (1), at room temperature slowly stirs 3 minutes with glass stick, stirs evenly; (2) add isocyanic ester, stir 15 seconds under rotating speed 4500r/min with mechanical stirrer; (3) pouring temperature into is in 45 DEG C of moulds, solidifies 10 minutes; (4) at room temperature ageing 25 hours and get final product after the demoulding.
Following table 1 is the heat-resistant stable index of embodiments of the invention and comparative example, we can see, the heat-resistant stable of the present invention is extremely good, can see after placing 100 hours 150 DEG C of baking ovens from most preferred embodiment 4, its heat loss rate is only 5.5%, and its length and width, high size changing rate are also only 0.77%, 0.85% and-0.98%, it it is a kind of desirable heat-insulating construction material.
The performance index of table 1 organic foam heat-insulating construction material
Note: thermal weight loss rate and size changing rate record after placing 100 hours in 150 DEG C of baking ovens.
Claims (7)
1. an organic foam heat-insulating construction material, it is characterized in that: be prepared from weight part by following composition: isocyanic ester 60-80 part, polyoxypropyleneglycol 10-15 part, PTMG 10-15 part, Sodium dodecylbenzene sulfonate 0.1-0.2 part, two fourth sodium dioctyl sulfo 0.2-0.3 parts, Aescine 0.1-0.2 part, 2, 4, 6-tri-(dimethylamino methyl) phenol 0.3-0.5 part, 1, 3, 5-tri-(dimethyl amine propyl group)-1, 3, 5-hexahydro-triazine 0.2-0.5 part, two (dimethylaminopropyl) first amine 0.2-0.4 part, 1, 4-lupetazin 0.4-0.8 part, CAPE 0.1-0.2 part, normal hexane 2-5 part, calcium carbonate 3-5 part, sodium bicarbonate 3-5 part, oxine Hemisulphate 0.1-0.2 part.
2. a kind of organic foam heat-insulating construction material according to claim 1, it is characterized in that: be prepared from weight part by following composition: isocyanic ester 65-75 part, polyoxypropyleneglycol 11-14 part, PTMG 11-14 part, Sodium dodecylbenzene sulfonate 0.12-0.17 part, two fourth sodium dioctyl sulfo 0.23-0.26 parts, Aescine 0.11-0.16 part, 2, 4, 6-tri-(dimethylamino methyl) phenol 0.35-0.45 part, 1, 3, 5-tri-(dimethyl amine propyl group)-1, 3, 5-hexahydro-triazine 0.3-0.4 part, two (dimethylaminopropyl) first amine 0.25-0.35 part, 1, 4-lupetazin 0.5-0.7 part, CAPE 0.11-0.15 part, normal hexane 3-4 part, calcium carbonate 3.5-4.5 part, sodium bicarbonate 3.5-4.5 part, oxine Hemisulphate 0.11-0.15 part.
3. the preparation method of a kind of organic foam heat-insulating construction material described in the arbitrary item of claim 1 to 2, it is characterised in that: comprise the following steps:
(1) all components except isocyanic ester is mixed, at room temperature slowly stir 1-3 minute with glass stick, stir evenly;
(2) add isocyanic ester, stir the 10-15 second under rotating speed 4000-4500r/min with mechanical stirrer;
(3) pouring temperature into is in 40-45 DEG C of mould, solidifies 8-10 minute;
(4) at room temperature ageing 23-25 hour and get final product after the demoulding.
4. the preparation method of a kind of organic foam heat-insulating construction material according to claim 3, it is characterised in that: in described step 1, churning time is 1.5-2.5 minute.
5. the preparation method of a kind of organic foam heat-insulating construction material according to claim 3, it is characterised in that: in described step 2, rotating speed is 4100-4400r/min, and churning time is the 11-14 second.
6. the preparation method of a kind of organic foam heat-insulating construction material according to claim 3, it is characterised in that: in described step 3, die temperature is 41-44 DEG C, and set time is 8.5-9.5 minute.
7. the preparation method of a kind of organic foam heat-insulating construction material according to claim 3, it is characterised in that: in described step 4, digestion time is 23.5-24.5 hour.
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