CN107814906A - A kind of solar water heater polyurethane heat insulation material and preparation method thereof - Google Patents
A kind of solar water heater polyurethane heat insulation material and preparation method thereof Download PDFInfo
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- CN107814906A CN107814906A CN201711176460.XA CN201711176460A CN107814906A CN 107814906 A CN107814906 A CN 107814906A CN 201711176460 A CN201711176460 A CN 201711176460A CN 107814906 A CN107814906 A CN 107814906A
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- 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
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6666—Compounds of group C08G18/48 or C08G18/52
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- 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
- C08G18/30—Low-molecular-weight compounds
- C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
- C08G18/3878—Low-molecular-weight compounds having heteroatoms other than oxygen having phosphorus
-
- 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
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- 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
- C08J9/12—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 physical blowing agent
- C08J9/14—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 physical blowing agent organic
- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
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- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
- C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
-
- 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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses a kind of solar water heater polyurethane heat insulation material and preparation method thereof, it is related to compound polyurethane material technical field.Solar water heater polyurethane heat insulation material and preparation method thereof, including phosphorus ring flame-proof polyol, sorbeth, Sucrose polyethers, polymeric diphenylmethane diisocyanate, foam stabilizer, catalyst, foaming agent, modified asbestos fiber；Using phosphorus ring flame-proof polyol as fire retardant, its heat insulation effect is ensure that while the flame retardant effect of polyurethane heat insulation material is improved；Cost of material used in the insulation material of the present invention is low, storage safety, avoids raw material from carrying and volatilize and dissipates；The preparation method of the present invention is simple, and technology maturation is reliable.
Description
Technical field
The invention belongs to compound polyurethane material technical field, more particularly to a kind of solar water heater polyurethane heat-insulation material
Material and preparation method thereof.
Background technology
Polyurethane material is one of current high polymer material most popular in the world, and global Year's consumption is up to 3,500,000
It is more than ton.The preparation of polyurethane material has well heat-insulated, oil resistant, cold-resistant, humidity and dimensional stability etc. excellent with it
Put and turn into shockproof, pad, be incubated indispensable material, be widely used in auto industry and household electrical appliances industry, building heat preservation and profit
With the more technical fields of the composite of polyurethane adhesive.
At present, polyurethane heat insulation material used in solar water heater be using isocyanates and polyethers as primary raw material,
In the presence of a variety of auxiliary agents such as foaming agent, catalyst, fire retardant, mixed by special equipment, through high pressure painting foam-in-place
The high molecular polymer formed.Polyurethane heat insulation material has excellent physical and mechanical properties and chemical-resistance, especially leads
Hot coefficient is low, is a kind of high-quality heat-barrier material, is widely used in refrigerator, refrigerator and automobile industry, building trade.
Although polyurethane heat insulation material has lot of superiority, nor it is omnipotent, weakness be present and be not suitable for part.
With the lifting of national energy-saving emission reduction, the insulation selection polyurethane heat insulation material of more and more industries.However, because polyurethane is protected
There is the defects of flame retardant effect in adiabator, improve its flame retardant effect and reach and meet the requirements and will seriously reduce its heat insulation effect, therefore
Improve the flame retardant effect of polyurethane material and ensure that its heat insulation effect turns into contradiction.
The content of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of solar water heater polyurethane heat insulation material and its preparation side
Method.
The present invention is that solve above-mentioned technical problem by the following technical solutions：A kind of solar water heater polyurethane
Insulation material, include the raw material of following parts by weight：Phosphorus ring flame-proof polyol 25-35 parts, sorbeth 20-30 parts, sucrose gather
Ether 15-25 parts, polymeric diphenylmethane diisocyanate 35-50 parts, foam stabilizer 2-3 parts, catalyst 1-3 parts, foaming agent 5-10
Part, modified asbestos fiber 5-12 parts.
Further, the phosphorus ring flame-proof polyol includes mixed alcohol, phosphorus pentoxide and epoxide；It is described mixed
The mass ratio for closing alcohol, phosphorus pentoxide and epoxide is 0.9-1.1：1.8-2.1：3.8-4.1.
Further, the mixed alcohol includes pentaerythrite, methanol, ethylene glycol, glycerine, tirethylene glycol；The season
Penta tetrol, methanol, ethylene glycol, glycerine, the mass ratio of tirethylene glycol are 1：0.5：0.5：1：1.
Further, the epoxide is one kind in expoxy propane, epoxychloropropane, oxirane.
Further, the catalyst be five methyl diethylentriamine, triethylene diamine and 2,4,6- tri- (dimethylaminos
Methyl) phenol three compound system, the five methyl diethylentriamine, triethylene diamine and 2,4,6- tri- (dimethylaminos
Methyl) mass ratio of phenol is 0.2-0.4：0.5-1.5：0.5-1.5.
Further, the foaming agent is a fluorine dichloroethanes HCFC-141B.
Further, a kind of preparation method of solar water heater polyurethane heat insulation material, including following steps：
（1）Weigh by weight sorbeth 20-30 parts, Sucrose polyethers 15-25 parts, foam stabilizer 2-3 parts, catalyst 1-3 parts,
Foaming agent 5-10 parts, it is well mixed, 3-6min is stirred with 1800-2200r/min mixing speeds, adds phosphorus ring flame-proof polyol
25-35 parts, 2-4min is stirred with 1800-2200r/min mixing speeds again, obtains component A；
（2）Modified asbestos fiber 5-12 parts are weighed by weight, and are added to the isocyanic acid of polymeric diphenylmethane two of 35-50 parts
In ester, under conditions of temperature is 25 DEG C -30 DEG C, using concussion vortex mixer concussion 8-15min, it is uniformly dispersed, obtain group
Divide B；
（3）The step（1）Component A and the step（2）Component B in High Pressure Gun with 1800-2200r/min speed
After carrying out collisional mixing, it is filled into the cavity of solar water heater water tank and is foamed, it is i.e. available after hot setting
The solar water heater polyurethane heat insulation material, the material feeding pressure of two components are 110-130bar, component A material feeding pressure ratio
The small 6bar of component B material feeding pressure.
Compared with prior art, solar water heater polyurethane heat insulation material provided by the present invention and preparation method thereof,
Using phosphorus ring flame-proof polyol as fire retardant, its insulation is ensure that while the flame retardant effect of polyurethane heat insulation material is improved
Effect；Cost of material used in the insulation material of the present invention is low, storage safety, avoids raw material from carrying and volatilize and dissipates；This
The preparation method of invention is simple, and technology maturation is reliable.
Embodiment
The technical scheme in the present invention is clearly and completely described below, it is clear that described embodiment is only
Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
A kind of solar water heater polyurethane heat insulation material provided by the present invention, include the raw material of following parts by weight：Phosphorus
Ring flame-proof polyol 25-35 parts, sorbeth 20-30 parts, Sucrose polyethers 15-25 parts, the isocyanic acid of polymeric diphenylmethane two
Ester 35-50 parts, foam stabilizer 2-3 parts, catalyst 1-3 parts, foaming agent 5-10 parts, modified asbestos fiber 5-12 parts.
Phosphorus ring flame-proof polyol includes mixed alcohol, phosphorus pentoxide and epoxide；Mixed alcohol, phosphorus pentoxide with
And the mass ratio of epoxide is 0.9-1.1：1.8-2.1：3.8-4.1.
Mixed alcohol includes pentaerythrite, methanol, ethylene glycol, glycerine, tirethylene glycol；Pentaerythrite, methanol, second two
Alcohol, glycerine, the mass ratio of tirethylene glycol are 1：0.5：0.5：1：1.
Epoxide is one kind in expoxy propane, epoxychloropropane, oxirane.
Catalyst is five methyl diethylentriamine, triethylene diamine and 2,4,6- tri- (dimethylamino methyl) phenol three
Compound system, five methyl diethylentriamine, triethylene diamine and 2, the mass ratio of 4,6- tri- (dimethylamino methyl) phenol
For 0.2-0.4：0.5-1.5：0.5-1.5.
Foaming agent is a fluorine dichloroethanes HCFC-141B.
A kind of preparation method of solar water heater polyurethane heat insulation material, including following steps：
（1）Weigh by weight sorbeth 20-30 parts, Sucrose polyethers 15-25 parts, foam stabilizer 2-3 parts, catalyst 1-3 parts,
Foaming agent 5-10 parts, it is well mixed, 3-6min is stirred with 1800-2200r/min mixing speeds, adds phosphorus ring flame-proof polyol
25-35 parts, 2-4min is stirred with 1800-2200r/min mixing speeds again, obtains component A；
（2）Modified asbestos fiber 5-12 parts are weighed by weight, and are added to the isocyanic acid of polymeric diphenylmethane two of 35-50 parts
In ester, under conditions of temperature is 25 DEG C -30 DEG C, using concussion vortex mixer concussion 8-15min, it is uniformly dispersed, obtain group
Divide B；
（3）Step（1）Component A and step（2）Component B collided in High Pressure Gun with 1800-2200r/min speed
After mixing, it is filled into the cavity of solar water heater water tank and is foamed, solar heat is can obtain after hot setting
Hydrophone polyurethane heat insulation material, the material feeding pressure of two components are 110-130bar, component A material feeding pressure ratio component B material feeding pressures
The small 6bar of power.
Embodiment 1
A kind of solar water heater polyurethane heat insulation material, include the raw material of following parts by weight：35 parts of phosphorus ring flame-proof polyol, mountain
22 parts of pears alcohol polyethers, 23 parts of Sucrose polyethers, 45 parts of polymeric diphenylmethane diisocyanate, 2 parts of foam stabilizer, 1 part of catalyst, hair
6 parts of infusion, 8 parts of modified asbestos fiber.
Phosphorus ring flame-proof polyol includes mixed alcohol, phosphorus pentoxide and epoxide；Mixed alcohol, phosphorus pentoxide with
And the mass ratio of epoxide is 1：2：4.
Epoxide is epoxychloropropane.
Catalyst is five methyl diethylentriamine, triethylene diamine and 2,4,6- tri- (dimethylamino methyl) phenol three
Compound system, five methyl diethylentriamine, triethylene diamine and 2, the mass ratio of 4,6- tri- (dimethylamino methyl) phenol
For 0.2：0.8：0.8.
A kind of preparation method of solar water heater polyurethane heat insulation material, including following steps：
（1）22 parts of sorbeth, 23 parts of Sucrose polyethers, 2 parts of foam stabilizer, 1 part of catalyst, 6 parts of foaming agent are weighed by weight,
It is well mixed, 5min is stirred with 2000r/min mixing speeds, 35 parts of phosphorus ring flame-proof polyol is added, is stirred again with 2000r/min
Speed stirring 3min is mixed, obtains component A；
（2）8 parts of modified asbestos fiber is weighed by weight, and is added in 45 parts of polymeric diphenylmethane diisocyanate,
Under conditions of temperature is 28 DEG C, using concussion vortex mixer concussion 10min, it is uniformly dispersed, obtain component B；
（3）Step（1）Component A and step（2）Component B collisional mixing is carried out with 2000r/min speed in High Pressure Gun
Afterwards, it is filled into the cavity of solar water heater water tank and is foamed, solar water heater is can obtain after hot setting
Polyurethane heat insulation material, component A material feeding pressure is 110bar, and component B material feeding pressure is 116bar.
Embodiment 2
A kind of solar water heater polyurethane heat insulation material, include the raw material of following parts by weight：25 parts of phosphorus ring flame-proof polyol, mountain
28 parts of pears alcohol polyethers, 18 parts of Sucrose polyethers, 40 parts of polymeric diphenylmethane diisocyanate, 3 parts of foam stabilizer, 3 parts of catalyst, hair
10 parts of infusion, 11 parts of modified asbestos fiber.
Phosphorus ring flame-proof polyol includes mixed alcohol, phosphorus pentoxide and epoxide；Mixed alcohol, phosphorus pentoxide with
And the mass ratio of epoxide is 0.9：2.1：3.8.
Epoxide is oxirane.
Catalyst is five methyl diethylentriamine, triethylene diamine and 2,4,6- tri- (dimethylamino methyl) phenol three
Compound system, five methyl diethylentriamine, triethylene diamine and 2, the mass ratio of 4,6- tri- (dimethylamino methyl) phenol
For 0.4：1.5：1.5.
A kind of preparation method of solar water heater polyurethane heat insulation material, including following steps：
（1）28 parts of sorbeth, 18 parts of Sucrose polyethers, 3 parts of foam stabilizer, 3 parts of catalyst, foaming agent 10 are weighed by weight
Part, it is well mixed, 6min is stirred with 1800r/min mixing speeds, 25 parts of phosphorus ring flame-proof polyol is added, again with 1800r/
Min mixing speeds stir 4min, obtain component A；
（2）11 parts of modified asbestos fiber is weighed by weight, and is added in 40 parts of polymeric diphenylmethane diisocyanate,
Under conditions of temperature is 25 DEG C, using concussion vortex mixer concussion 8min, it is uniformly dispersed, obtain component B；
（3）Step（1）Component A and step（2）Component B collisional mixing is carried out with 1800r/min speed in High Pressure Gun
Afterwards, it is filled into the cavity of solar water heater water tank and is foamed, solar water heater is can obtain after hot setting
Polyurethane heat insulation material, component A material feeding pressure is 120bar, and component B material feeding pressure is 126bar.
Above disclosed is only the embodiment of the present invention, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, can readily occur in change or modification, all
It should be included within the scope of the present invention.
Claims (7)
1. a kind of solar water heater polyurethane heat insulation material, it is characterised in that include the raw material of following parts by weight：Phosphorus ring is fire-retardant
Polyalcohol 25-35 parts, sorbeth 20-30 parts, Sucrose polyethers 15-25 parts, polymeric diphenylmethane diisocyanate 35-50
Part, foam stabilizer 2-3 parts, catalyst 1-3 parts, foaming agent 5-10 parts, modified asbestos fiber 5-12 parts.
2. solar water heater polyurethane heat insulation material as claimed in claim 1, it is characterised in that the phosphorus ring is fire-retardant polynary
Alcohol includes mixed alcohol, phosphorus pentoxide and epoxide；The matter of the mixed alcohol, phosphorus pentoxide and epoxide
It is 0.9-1.1 to measure ratio：1.8-2.1：3.8-4.1.
3. solar water heater polyurethane heat insulation material as claimed in claim 2, it is characterised in that the mixed alcohol includes season
Penta tetrol, methanol, ethylene glycol, glycerine, tirethylene glycol；The pentaerythrite, methanol, ethylene glycol, glycerine, two contracting second two
The mass ratio of alcohol is 1：0.5：0.5：1：1.
4. solar water heater polyurethane heat insulation material as claimed in claim 2, it is characterised in that the epoxide is
One kind in expoxy propane, epoxychloropropane, oxirane.
5. solar water heater polyurethane heat insulation material as claimed in claim 1, it is characterised in that the catalyst is five first
Base diethylenetriamines, triethylene diamine and 2, the compound system of 4,6- trisphenol threes, the five methyl diethylentriamine,
The mass ratio of triethylene diamine and 2,4,6 tri phenol is 0.2-0.4：0.5-1.5：0.5-1.5.
6. solar water heater polyurethane heat insulation material as claimed in claim 1, it is characterised in that the foaming agent is a fluorine
Dichloroethanes HCFC-141B.
7. a kind of preparation method of solar water heater polyurethane heat insulation material, it is characterised in that including following steps：
（1）Weigh by weight sorbeth 20-30 parts, Sucrose polyethers 15-25 parts, foam stabilizer 2-3 parts, catalyst 1-3 parts,
Foaming agent 5-10 parts, it is well mixed, 3-6min is stirred with 1800-2200r/min mixing speeds, adds phosphorus ring flame-proof polyol
25-35 parts, 2-4min is stirred with 1800-2200r/min mixing speeds again, obtains component A；
（2）Modified asbestos fiber 5-12 parts are weighed by weight, and are added to the isocyanic acid of polymeric diphenylmethane two of 35-50 parts
In ester, under conditions of temperature is 25 DEG C -30 DEG C, using concussion vortex mixer concussion 8-15min, it is uniformly dispersed, obtain group
Divide B；
（3）The step（1）Component A and the step（2）Component B in High Pressure Gun with 1800-2200r/min speed
After carrying out collisional mixing, it is filled into the cavity of solar water heater water tank and is foamed, it is i.e. available after hot setting
The solar water heater polyurethane heat insulation material, the material feeding pressure of two components are 110-130bar, component A material feeding pressure ratio
The small 6bar of component B material feeding pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711176460.XA CN107814906A (en) | 2017-11-22 | 2017-11-22 | A kind of solar water heater polyurethane heat insulation material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711176460.XA CN107814906A (en) | 2017-11-22 | 2017-11-22 | A kind of solar water heater polyurethane heat insulation material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109354856A (en) * | 2018-09-29 | 2019-02-19 | 安徽兆拓新能源科技有限公司 | A kind of solar water heater thermal insulation material and preparation method thereof |
| CN112574548A (en) * | 2020-12-16 | 2021-03-30 | 瀚寅(苏州)新材料科技有限公司 | Water-based nano modified composite heat-insulating polyurethane raw material |
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| CN106146783A (en) * | 2016-07-08 | 2016-11-23 | 上海麦浦新材料科技有限公司 | A kind of Freon-free flame-retardant polyurethane for solar water heater insulation hard bubbles compositions |
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2017
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|---|---|---|---|---|
| US5266234A (en) * | 1992-12-30 | 1993-11-30 | Basf Corporation | Water-blown integral skin polyurethane foams having a skin with abrasion resistance |
| CN101787203A (en) * | 2010-03-24 | 2010-07-28 | 山东东大聚合物股份有限公司 | Composite material adopting pentafluorobutane as foaming agent for solar water heater and preparation method thereof |
| WO2013161854A1 (en) * | 2012-04-26 | 2013-10-31 | モメンティブ・パフォーマンス・マテリアルズ・ジャパン合同会社 | Polyurethane foaming composition and method for producing flexible polyurethane foam |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109354856A (en) * | 2018-09-29 | 2019-02-19 | 安徽兆拓新能源科技有限公司 | A kind of solar water heater thermal insulation material and preparation method thereof |
| CN112574548A (en) * | 2020-12-16 | 2021-03-30 | 瀚寅(苏州)新材料科技有限公司 | Water-based nano modified composite heat-insulating polyurethane raw material |
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