CN102229697B - Solar polyurethane thermal insulation material - Google Patents

Solar polyurethane thermal insulation material Download PDF

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Publication number
CN102229697B
CN102229697B CN 201110142706 CN201110142706A CN102229697B CN 102229697 B CN102229697 B CN 102229697B CN 201110142706 CN201110142706 CN 201110142706 CN 201110142706 A CN201110142706 A CN 201110142706A CN 102229697 B CN102229697 B CN 102229697B
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component
polyether
insulation material
solar
thermal insulation
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CN102229697A (en
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张国栋
胡玉涛
刘秀娟
苏士强
念静静
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Shandong Linuo Paradigma Co Ltd
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Shandong Linuo Paradigma Co Ltd
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Abstract

The invention relates to a solar polyurethane thermal insulation material which belongs to the technical field of solar thermal insulation materials. MDI (methyl diphenylene diisocyanate) containing 30-32wt% of NCO (isocyanate group) is mixed with full-water combined polyether according to a weight ratio of 1.294:1, thereby acquiring the solar polyurethane thermal insulation material. The full-water combined polyether comprises bio-polyether polyol, deionized water, sorbierite polyether, cane sugar polyether, foam evening agent and catalyst, wherein the molecular weight distribution of the bio-polyether polyol is 1000-1200; a hydroxyl value is 490mgKOH/g; a viscosity at 25 DEG C is 3600mPa.s; the foam evening agent is polyether modified organic siloxane; and the catalyst is N,N-dimethyl cyclohexane. The solar polyurethane thermal insulation material has the advantages that the preparation process is simple, the operation is convenient and the automatic continuous production is realized; the environment is protected, an ODP (Ozone Damaging Potential) value is zero and the toxic side effect does not exist; and the phenomena of contraction, transformation and expansion at normal temperature, 100 DEG C or 25 DEG C are avoided, the size stability is high, the strength is high, the brittleness is small and the heat-conducting coefficient is small.

Description

A kind of sun power polyurethane heat insulation material
Technical field
The present invention relates to the solar energy thermal insulation material technical field, particularly a kind of sun power polyurethane heat insulation material.
Background technology
At present, the principle of solar energy thermal insulation material is passed through combined polyether and isocyanic ester for use high pressure pouring equipment the high pressure bump of 100Bar, the polyurethane heat insulation material that mixes.Polyurethane heat insulation material is a kind of very important synthetic materials, has excellent physical and mechanical properties and chemical resistance, and especially thermal conductivity is low, is a kind of lagging material of high-quality, is widely used in refrigerator, refrigerator and automobile industry, building trade.In hard polyurethane foam, whipping agent commonly used is Chlorofluorocarbons (CFCs) (CFC) whipping agent, but because Chlorofluorocarbons (CFCs) (CFC) whipping agent has destruction to atmospheric ozone layer, in order to safeguard ecotope, international convention has been made strict restriction and regulation to its production and use.Therefore, the vital task that polyurethane industrial faces is exactly to select the surrogate of CFC, reduces and stop the application of CFC.With zero or the alternative Chlorofluorocarbons (CFCs) of whipping agent of low ODP value be the most great problem of urethane foam industry, impel foam production technology generation significant change.
In hard polyurethane foam, CFC-11 commonly used substitutes whipping agent and mainly contains HCFC class whipping agent, the hydrocarbon blowing agents take pentane as representative and the water foaming agent that HCFC-141b is representative.Make whipping agent with water, be actually the CO that generates with water and isocyanate reaction 2Gas is made whipping agent, so water is the most attractive final surrogate of CFC-11.
In the prior art, have much with the solar energy thermal insulation material of water as whipping agent, but there are a lot of shortcomings in full water foamed technology, and bad as the foam insulation performance, the system viscosity is too large, and is mobile bad, CO 2Spread too soon, foam size stability is bad, is restricting applying of full water foamed technology.
Summary of the invention
In order to overcome the above problems, the invention provides a kind of foam insulation performance good, full aqueous systems viscosity is little, mobile good, the sun power polyurethane foam heat insulation material of foam size good stability.
The present invention is achieved by the following measures:
A kind of sun power polyurethane heat insulation material, mix with weight ratio 1.294:1 and obtain by A component and B component, described A component is that NCO content is the MDI of 30-32wt%, and described B component is full water combined polyether, and described full water combined polyether is comprised of the component of following weight part:
Biobased polyether polyol 25-30 part,
Deionized water 2.5-4 part,
Sorbyl alcohol polyethers 35-38 part,
Sucrose polyethers 28-30 part,
Foam stabilizer 2-2.3 part,
Catalyzer 2.7-3 part,
Described biobased polyether polyol molecular weight distribution is 1000 ~ 1200, and hydroxyl value is 490mgKOH/g, and 25 ℃ of viscositys are 3600mPas, and described foam stabilizer is polyether-modified organopolysiloxane, and described catalyzer is N, the N-dimethylcyclohexylamine.
Described sun power polyurethane heat insulation material, to adopt following steps to obtain: each component in the B component is extracted into little batch can from charging basket mixes and obtain the B component, the temperature of A component and B component is controlled to be 23-25 ℃, A component and B component are after high velocity impact mixes in High Pressure Gun, be filled in the cavity of solar water container and foam, through can not destroyed the sun power polyurethane heat insulation material of atmospheric ozone layer behind the hot setting, the material feeding pressure of two components is 110-130bar, the little 6bar of material feeding pressure ratio B component material feeding pressure of A component.
Employed biobased polyether polyol has lower viscosity, higher molecular weight, and molecular weight distribution is more even, higher functionality is done main body with this polyethers, the foam size good stability of generation, have viscosity little, the cohesiveness of good fluidity, foam surface and base material is good.
The invention has the beneficial effects as follows:
(1) foam materials preparation process technique of the present invention is simple, easy to operate, and environmental protection, ozone layer destroying effect ODP value is zero, has no side effect, and full water bubble preparation technology is easy, requirement to equipment is very low, can continue to use the equipment of CFC-11 or HCFC-141b system;
(2) show through a large amount of experiments, biobased polyether polyol has unique performance in full water foamed, the lagging material of making when normal temperature, 100 ℃ of high temperature, low temperature-25 ℃ without phenomenons such as contraction, distortion, expansions, dimensional stability is high, its intensity is high in addition, fragility is little, and thermal conductivity is low, can reach the foaming effect of HCFC in the foam application process of solar water heater;
(3) production method of the present invention is simple, raw material storage safety, and the raw material carrying of avoiding and volatility of raw material, dissipation etc. can realize automatic continuous production.
Embodiment
Embodiment 1
The A component is that NCO content is the MDI of 30wt%,
The B component is full water combined polyether, is comprised of the component of following weight part:
25 parts of biobased polyether polyols,
2.5 parts of deionized waters,
35 parts of sorbyl alcohol polyethers,
28 parts of sucrose polyethers,
2 parts of polyether-modified organopolysiloxanes,
N, 2.7 parts of N-dimethylcyclohexylamines,
Described biobased polyether polyol molecular weight distribution is 1000 ~ 1200, and hydroxyl value is 490mgKOH/g, and 25 ℃ of viscositys are 3600mPas.
Preparation method: each component in the B component is extracted into little batch can from charging basket mixes and obtain the B component, the temperature of A component and B component is controlled to be 23-25 ℃, A component and B component are after high velocity impact mixes in High Pressure Gun, be filled in the cavity of solar water container and foam, through can not destroyed the solar energy thermal insulation material of atmospheric ozone layer behind the hot setting, the material feeding pressure of two components is 110-130bar, the little 6bar of material feeding pressure ratio B component material feeding pressure of A component, the material of A, B component is than being 1.294:1.
Embodiment 2
The A component is that NCO content is the MDI of 32wt%,
The B component is full water combined polyether, is comprised of the component of following weight part:
30 parts of biobased polyether polyols,
4 parts of deionized waters,
38 parts of sorbyl alcohol polyethers,
30 parts of sucrose polyethers,
2.3 parts of polyether-modified organopolysiloxanes,
N, 3 parts of N-dimethylcyclohexylamines,
Described biobased polyether polyol molecular weight distribution is 1000 ~ 1200, and hydroxyl value is 490mgKOH/g, and 25 ℃ of viscositys are 3600mPas.
Preparation method: each component in the B component is extracted into little batch can from charging basket mixes and obtain the B component, the temperature of A component and B component is controlled to be 23-25 ℃, A component and B component are after high velocity impact mixes in High Pressure Gun, be filled in the cavity of solar water container and foam, through can not destroyed the solar energy thermal insulation material of atmospheric ozone layer behind the hot setting, the material feeding pressure of two components is 110-130bar, the little 6bar of material feeding pressure ratio B component material feeding pressure of A component, the material of A, B component is than being 1.294:1.
Performance test
In casing, make sun power polyurethane heat insulation material of the present invention in foaming and two kinds of situations of free foaming, measure thermal conductivity, rate of closed hole, water-intake rate and the compressive strength of the sun power polyurethane heat insulation material that makes according to the building material industry standard JC/T-2006 of the People's Republic of China (PRC).
Carry out low-temperature test, at first under-25 ℃ of temperature freezing 48 hours, observe the water tank spot and change the size up velocity of variation; Then under 100 ℃, scorch 48 hours, observe the water tank spot and change the size up velocity of variation.
Report by Jiangsu Supervision and Inspection Institute for Product Quality sees Table 1.
Table 1 sun power polyurethane heat insulation material of the present invention performance table
Project Free foaming Foam box
Density kg/m 3 31 35-42
Size changing rate, (100 ℃ * 48h) % 0.8 0.4
Size changing rate, (25 ℃ * 48h) % 0.6 0.2
Thermal conductivity, W/ (mK) 0.018 0.011
Rate of closed hole, % 95 98
Water-intake rate %, % 2.4 1.0
Compressive strength, kPa 150 217
From freely steep each parameter, freely steep density, freely steep effect behind cohesiveness, casing density and the water tank foaming of loss, polyurethane material and aluminium plating zinc plate, the process industrial art performance of sun power polyurethane heat insulation material of the present invention is good, the foaming rear water box leaving standstill in the process without outside take off, the aperture outward appearance is good, through freezing rear water box without outside take off, without the material bubble phenomenon of splitting, collapse.Sun power hard polyurethane foam advantage of the present invention: when subzero 25 ℃ of normal temperature, 100 ℃ of high temperature, low temperature without phenomenons such as contraction, distortion, expansions, dimensional stability is higher, and its compressive strength is high in addition, and fragility is little, thermal conductivity is low, is a kind of lagging material of excellent performance.

Claims (2)

1. sun power polyurethane heat insulation material, it is characterized in that being made with weight ratio 1.294:1 reaction by A component and B component, described A component is that NCO content is the MDI of 30-32wt%, and described B component is full water combined polyether, and described full water combined polyether is comprised of the component of following weight part:
Biobased polyether polyol 25-30 part,
Deionized water 2.5-4 part,
Sorbyl alcohol polyethers 35-38 part,
Sucrose polyethers 28-30 part,
Foam stabilizer 2-2.3 part,
Catalyzer 2.7-3 part,
Described biobased polyether polyol molecular weight is 1000 ~ 1200, and hydroxyl value is 490mgKOH/g, and 25 ℃ of viscositys are 3600mPas, and described foam stabilizer is polyether-modified organopolysiloxane, and described catalyzer is N, the N-dimethylcyclohexylamine.
2. sun power polyurethane heat insulation material according to claim 1, it is characterized in that adopting following steps to obtain: each component in the B component is extracted into little batch can from charging basket mixes and obtain the B component, the temperature of A component and B component is controlled to be 23-25 ℃, A component and B component are after high velocity impact mixes in High Pressure Gun, be filled in the cavity of solar water container and foam, through can not destroyed the sun power polyurethane heat insulation material of atmospheric ozone layer behind the hot setting, the material feeding pressure of two components is 110-130bar, the little 6bar of material feeding pressure ratio B component material feeding pressure of A component.
CN 201110142706 2011-05-31 2011-05-31 Solar polyurethane thermal insulation material Active CN102229697B (en)

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CN102229697B true CN102229697B (en) 2013-02-27

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Families Citing this family (11)

* Cited by examiner, † Cited by third party
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CN102532460B (en) * 2011-12-14 2013-07-03 浙江华峰新材料股份有限公司 Bio-based polyurethane microporous elastomer, preparation method and application thereof
CN102532452B (en) * 2011-12-19 2013-09-25 上海东大聚氨酯有限公司 All-water combined polyether and use method thereof
CN102942671B (en) * 2012-12-03 2014-11-05 山东一诺威新材料有限公司 External thermal-insulation environment-friendly composite polyether for delivering high-temperature media and preparation method thereof
CN103739808A (en) * 2013-12-27 2014-04-23 广西吉顺能源科技有限公司 Polyurethane thermal-insulation material and preparation method thereof
CN106221180A (en) * 2016-07-25 2016-12-14 广西南宁智翠科技咨询有限公司 A kind of novel solar water heater water tank environment-friendly insulating material
CN106279605A (en) * 2016-08-03 2017-01-04 南宁可煜能源科技有限公司 A kind of polyurethane foam heat insulation material
CN106188488A (en) * 2016-08-03 2016-12-07 南宁可煜能源科技有限公司 A kind of polyurethane heat insulation material
CN107033313A (en) * 2016-12-05 2017-08-11 上海东大聚氨酯有限公司 A kind of combined polyether, polyurethane raw material composition and its application
CN107619464A (en) * 2017-09-26 2018-01-23 南宁可煜能源科技有限公司 Solar insulated water tank polyurethane composite thermal insulation material
JP7053315B2 (en) 2018-03-09 2022-04-12 株式会社カネカ Insulation material and manufacturing method of insulation material
CN109251513A (en) * 2018-09-17 2019-01-22 深圳市心版图科技有限公司 A kind of polyurethane foamed material and its processing method of counter infrared ray radiation

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4585807A (en) * 1985-01-14 1986-04-29 Basf Corporation Rigid polyurethane foams employing oxyalkylated ethylenediamine
CN1421473A (en) * 2002-12-12 2003-06-04 拜耳(中国)有限公司上海聚合物科研开发中心 Composite polyol for producing hard polyurethane foam
CN1900132A (en) * 2006-07-13 2007-01-24 国营万峰无线电厂 High strength hard polyurethane foam plastics and its preparing method
CN101279494A (en) * 2008-05-29 2008-10-08 山东力诺瑞特新能源有限公司 Method for producing solar thermal insulation material
CN101280052A (en) * 2008-05-29 2008-10-08 山东力诺瑞特新能源有限公司 Solar energy thermal insulation material
CN101891872A (en) * 2009-08-14 2010-11-24 淄博联创聚氨酯有限公司 Foaming raw material of bio-based polyurethane foaming plastic foamed by pentane serving as foaming agent and product thereof
CN101935384A (en) * 2009-07-17 2011-01-05 淄博联创聚氨酯有限公司 Hard full-water type polyurethane foam plastic foaming raw material for water tank of water heater

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4585807A (en) * 1985-01-14 1986-04-29 Basf Corporation Rigid polyurethane foams employing oxyalkylated ethylenediamine
CN1421473A (en) * 2002-12-12 2003-06-04 拜耳(中国)有限公司上海聚合物科研开发中心 Composite polyol for producing hard polyurethane foam
CN1900132A (en) * 2006-07-13 2007-01-24 国营万峰无线电厂 High strength hard polyurethane foam plastics and its preparing method
CN101279494A (en) * 2008-05-29 2008-10-08 山东力诺瑞特新能源有限公司 Method for producing solar thermal insulation material
CN101280052A (en) * 2008-05-29 2008-10-08 山东力诺瑞特新能源有限公司 Solar energy thermal insulation material
CN101935384A (en) * 2009-07-17 2011-01-05 淄博联创聚氨酯有限公司 Hard full-water type polyurethane foam plastic foaming raw material for water tank of water heater
CN101891872A (en) * 2009-08-14 2010-11-24 淄博联创聚氨酯有限公司 Foaming raw material of bio-based polyurethane foaming plastic foamed by pentane serving as foaming agent and product thereof

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