CN106117490A - A kind of building polyurethane foamed material - Google Patents
A kind of building polyurethane foamed material Download PDFInfo
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- CN106117490A CN106117490A CN201610627950.6A CN201610627950A CN106117490A CN 106117490 A CN106117490 A CN 106117490A CN 201610627950 A CN201610627950 A CN 201610627950A CN 106117490 A CN106117490 A CN 106117490A
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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
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/482—Mixtures of polyethers containing at least one polyether containing nitrogen
-
- 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
- C08G18/50—Polyethers having heteroatoms other than oxygen
- C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
- C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
-
- 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
- C08J9/147—Halogen containing compounds containing carbon and halogen atoms only
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
-
- 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
- C08J2203/144—Perhalogenated saturated hydrocarbons, e.g. F3C-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
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K2003/026—Phosphorus
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
Abstract
The invention discloses a kind of building polyurethane foamed material, the raw material of following weight foam and make: isocyanates 40 50 parts, polyether polyol 30 40 parts, catalyst 13 parts, fire retardant 35 parts, foaming agent 13 parts, silicone oil 24 parts, distilled water 8 10 parts.Building polyurethane foamed material of the present invention has intensity height, light weight, heat conduction is low, dimensional stability is good, insulation effect is good, wear-and corrosion-resistant is good feature, also there is efficient fire retardancy, and do not use Chlorofluorocarbons (CFCs) (CFC) foaming agent, and it is the use of fluoro trichloromethane as foaming agent, energy-conserving and environment-protective.Using this product, not only the function in house is substantially improved, and can alleviate the deadweight of building, meets the esthetic requirement of people.Additionally, the preparation technology of the present invention is simple, with low cost, equipment requirements is low, production process environmental protection, it is easy to industrialized production, is suitable to popularization and application on a large scale.
Description
Technical field
The present invention relates to building material technical field, specifically a kind of building polyurethane foamed material.
Background technology
Much more typically common polyurethane material uses the polyether polyol that degree of functionality is many, hydroxyl value is high anti-with polyisocyanates
Should, make the high molecular polymer of cross-linked structure.At present, polyurethane is as construction material, and volume of production is increasing, its tool
Have that hardness is big, compressive strength is high, dimensional stability is preferable, light weight, heat conductivity are low, rate of closed hole more than 95%, anticorrosion antiwear
The advantage such as good, purposes widely, can substitute for rubber, plastics, nylon etc., for airport, hotel, building materials, automobile factory, coal
Ore deposit factory, cement plant, condo, villa, landscaping etc..
Now, whole world heat preserving and insulating material is just sent out towards efficient, energy-conservation, thin layer, outer integration direction of protecting heat insulation, waterproof
Exhibition, at Development of Novel heat preserving and insulating material and meet structural thermal insulation power-saving technology simultaneously, more emphasizes to use insulation absolutely targetedly
Hot material, by standard criterion design and construction, makes great efforts improve insulating efficiency and reduce cost.At present, China large-scale use
Organic insulation material mainly has EPS (polystyrene foam), PS (extruded polystyrene foam) and PU (polyurethane foam), all
Belonging to inflammable organic insulation material, maximum advantage is that light weight, insulation, thermal insulation are good；Shortcoming is that fire savety is poor, inflammable
The most aging and not environmentally.Discharge a large amount of toxic smog when burning, people can be made to be poisoned at short notice and suffocate.
Summary of the invention
It is an object of the invention to provide and a kind of have that high resistance to compression degree, high degree of drawing, shrinkage be good and the building of environmental protection
Thing polyurethane foamed material.
The present invention solves the technical scheme of technical problem:
A kind of building polyurethane foamed material, is foamed by the raw material of following weight and makes:
Isocyanates 40-50 part, polyether polyol 30-40 part, catalyst 1-3 part, fire retardant 3-5 part, foaming agent 1-3 part, silicon
Oil 2-4 part, distilled water 8-10 part.
Above-mentioned building polyurethane foamed material, it is preferable that foamed by the raw material of following weight and make:
Isocyanates 45 parts, polyether polyol 35 parts, catalyst 2 parts, fire retardant 4 parts, foaming agent 2 parts, silicone oil 3 parts, distilled water 9
Part.
Described polyether polyol includes glycerin polyether and ethylenediamine polyethers, and mass ratio is 2:1, and molecular weight is 4800-
5000, hydroxyl value is 450-460mgKOH/g, and viscosity is 3500mPa s.
Described catalyst is pentamethyl triethylene diamine.
Described fire retardant is mixed according to mass ratio 1:1:2 by red phosphorus and aluminium hydroxide, expansile graphite and forms.
Described foaming agent is fluoro trichloromethane.
The preparation method of above-mentioned building polyurethane foamed material is as follows:
(1) according to the proportion by weight of above-mentioned raw materials；
(2) successively by isocyanates, fire retardant, distilled water mix homogeneously, stand 20-30min, obtain mixture A；
(3) in mixture A, add polyether polyol, catalyst, foaming agent, silicone oil to be placed in together in blender, stir 20-
30min, obtains mixture B and foams；
(4) carry out solidifying and ripening after foaming, obtain product.
Described in step (3), the temperature of foaming is 30-45 DEG C.
Described in step (4), the time of solidification is 5-10min.
The time of ripening described in step (4) is 20-30min.
The product have the advantages that: building polyurethane foamed material of the present invention has intensity height, light weight, heat conduction
Feature low, that dimensional stability is good, insulation effect good, wear-and corrosion-resistant is good, also has efficient fire retardancy, and does not make
With Chlorofluorocarbons (CFCs) (CFC) foaming agent, and it is the use of fluoro trichloromethane as foaming agent, energy-conserving and environment-protective.Use this product, not only
The function in house is substantially improved, and can alleviate the deadweight of building, meets the esthetic requirement of people.Additionally, the present invention
Preparation technology is simple, and with low cost, equipment requirements is low, production process environmental protection, it is easy to industrialized production, is suitable to promote on a large scale and answers
With.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is further described, but the invention is not limited in these embodiments.
Embodiment 1
A kind of building polyurethane foamed material, is foamed by the raw material of following weight and makes:
Isocyanates 40kg, polyether polyol 30kg, catalyst 1kg, fire retardant 3kg, foaming agent 1kg, silicone oil 2kg, distilled water
8kg。
Described polyether polyol includes glycerin polyether and ethylenediamine polyethers, and mass ratio is 2:1, and molecular weight is 4800, hydroxyl
Value is 450mgKOH/g, and viscosity is 3500mPa s.
Described catalyst is pentamethyl triethylene diamine.
Described fire retardant is mixed according to mass ratio 1:1:2 by red phosphorus and aluminium hydroxide, expansile graphite and forms.
Described foaming agent is fluoro trichloromethane.
The preparation method of above-mentioned building polyurethane foamed material is as follows:
(1) according to the proportion by weight of above-mentioned raw materials；
(2) successively by isocyanates, fire retardant, distilled water mix homogeneously, stand 20min, obtain mixture A；
(3) in mixture A, add polyether polyol, catalyst, foaming agent, silicone oil to be placed in together in blender, stirring
20min, obtains mixture B and foams；
(4) carry out solidifying and ripening after foaming, obtain product.
Described in step (3), the temperature of foaming is 30 DEG C.
Described in step (4), the time of solidification is 5min.
The time of ripening described in step (4) is 20min.
Embodiment 2
A kind of building polyurethane foamed material, is foamed by the raw material of following weight and makes:
Isocyanates 45kg, polyether polyol 35kg, catalyst 2kg, fire retardant 4kg, foaming agent 2kg, silicone oil 3kg, distilled water
9kg。
Described polyether polyol includes glycerin polyether and ethylenediamine polyethers, and mass ratio is 2:1, and molecular weight is 4900, hydroxyl
Value is 455mgKOH/g, and viscosity is 3500mPa s.
Described catalyst is pentamethyl triethylene diamine.
Described fire retardant is mixed according to mass ratio 1:1:2 by red phosphorus and aluminium hydroxide, expansile graphite and forms.
Described foaming agent is fluoro trichloromethane.
The preparation method of above-mentioned building polyurethane foamed material is as follows:
(1) according to the proportion by weight of above-mentioned raw materials；
(2) successively by isocyanates, fire retardant, distilled water mix homogeneously, stand 25min, obtain mixture A；
(3) in mixture A, add polyether polyol, catalyst, foaming agent, silicone oil to be placed in together in blender, stirring
25min, obtains mixture B and foams；
(4) carry out solidifying and ripening after foaming, obtain product.
Described in step (3), the temperature of foaming is 40 DEG C.
Described in step (4), the time of solidification is 8min.
The time of ripening described in step (4) is 25min.
Embodiment 3
A kind of building polyurethane foamed material, is foamed by the raw material of following weight and makes:
Isocyanates 50kg, polyether polyol 40kg, catalyst 3kg, fire retardant 5kg, foaming agent 3kg, silicone oil 4kg, distilled water
10kg。
Described polyether polyol includes glycerin polyether and ethylenediamine polyethers, and mass ratio is 2:1, and molecular weight is 5000, hydroxyl
Value is 460mgKOH/g, and viscosity is 3500mPa s.
Described catalyst is pentamethyl triethylene diamine.
Described fire retardant is mixed according to mass ratio 1:1:2 by red phosphorus and aluminium hydroxide, expansile graphite and forms.
Described foaming agent is fluoro trichloromethane.
The preparation method of above-mentioned building polyurethane foamed material is as follows:
(1) according to the proportion by weight of above-mentioned raw materials；
(2) successively by isocyanates, fire retardant, distilled water mix homogeneously, stand 30min, obtain mixture A；
(3) in mixture A, add polyether polyol, catalyst, foaming agent, silicone oil to be placed in together in blender, stirring
30min, obtains mixture B and foams；
(4) carry out solidifying and ripening after foaming, obtain product.
Described in step (3), the temperature of foaming is 45 DEG C.
Described in step (4), the time of solidification is 10min.
The time of ripening described in step (4) is 30min.
The physical function parameter of the building polyurethane foamed material prepared embodiment 1-3 respectively detects,
And contrast with existing conventional polyurethanes construction material, test result is as shown in table 1.
| Performance indications | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example |
| Comprcssive strength MPa | 0.335 | 0.342 | 0.348 | 0.231 |
| HRR (KW/m2) | 115 | 116 | 119 | 149 |
| Heat conductivity w/ (m.k) | 0.019 | 0.022 | 0.020 | 0.031 |
| Rate of closed hole (%) | 95.5 | 95.8 | 96.1 | 91.2 |
From table, the comprcssive strength of building polyurethane foamed material prepared by above example of the present invention, heat release
The indexs such as speed, heat conductivity and rate of closed hole all have than existing construction material and improve significantly, under chilled or hot conditions
Ungauged regions, deform, expand, the phenomenon such as cracking, be the construction material that a kind of performance is good.
Above example only in order to technical scheme to be described, is not intended to limit；Although with reference to previous embodiment
The present invention is described in detail, it will be understood by those within the art that: it still can be to aforementioned each enforcement
Technical scheme described in example is modified, or wherein portion of techniques feature is carried out equivalent；And these amendment or
Replace, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (9)
1. a building polyurethane foamed material, it is characterised in that: foamed by the raw material of following weight and make:
Isocyanates 40-50 part, polyether polyol 30-40 part, catalyst 1-3 part, fire retardant 3-5 part, foaming agent 1-3 part, silicon
Oil 2-4 part, distilled water 8-10 part；
Described polyether polyol includes glycerin polyether and ethylenediamine polyethers, and mass ratio is 2:1, and molecular weight is 4800-5000, hydroxyl
Value is 450-460mgKOH/g, and viscosity is 3500mPa s.
Building polyurethane foamed material the most according to claim 1, it is characterised in that: former by following weight
Material foaming is made:
Isocyanates 45 parts, polyether polyol 35 parts, catalyst 2 parts, fire retardant 4 parts, foaming agent 2 parts, silicone oil 3 parts, distilled water 9
Part.
Building polyurethane foamed material the most according to claim 1, it is characterised in that: described catalyst is pentamethyl three
Ethylene diamine.
Building polyurethane foamed material the most according to claim 1, it is characterised in that: described fire retardant is by red phosphorus and hydrogen
Aluminium oxide, expansile graphite are according to mass ratio 1:1:2 mixing composition.
Building polyurethane foamed material the most according to claim 1, it is characterised in that: described foaming agent is a fluorine trichlorine
Methane.
6. the preparation method of a building polyurethane foamed material as claimed in claim 1, it is characterised in that: concrete steps
As follows:
(1) according to the proportion by weight of above-mentioned raw materials；
(2) successively by isocyanates, fire retardant, distilled water mix homogeneously, stand 20-30min, obtain mixture A；
(3) in mixture A, add polyether polyol, catalyst, foaming agent, silicone oil to be placed in together in blender, stir 20-
30min, obtains mixture B and foams；
(4) carry out solidifying and ripening after foaming, obtain product.
The preparation method of building polyurethane foamed material the most according to claim 7, it is characterised in that: in step (3)
The temperature of described foaming is 30-45 DEG C.
The preparation method of building polyurethane foamed material the most according to claim 7, it is characterised in that: in step (4)
The time of described solidification is 5-10min.
The preparation method of building polyurethane foamed material the most according to claim 7, it is characterised in that: in step (4)
The time of described ripening is 20-30min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610627950.6A CN106117490A (en) | 2016-08-03 | 2016-08-03 | A kind of building polyurethane foamed material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610627950.6A CN106117490A (en) | 2016-08-03 | 2016-08-03 | A kind of building polyurethane foamed material |
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| Publication Number | Publication Date |
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| CN106117490A true CN106117490A (en) | 2016-11-16 |
Family
ID=57254708
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| CN201610627950.6A Pending CN106117490A (en) | 2016-08-03 | 2016-08-03 | A kind of building polyurethane foamed material |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110016113A (en) * | 2019-03-02 | 2019-07-16 | 广州立泰新材料科技有限公司 | A kind of fire-retardant building polyurethane foamed material |
| CN110172174A (en) * | 2019-06-13 | 2019-08-27 | 徐州工业职业技术学院 | A kind of Environmentally-friepolyurethane polyurethane foam heat-insulation material and preparation method thereof |
| CN110744770A (en) * | 2019-09-25 | 2020-02-04 | 瀚寅(苏州)新材料科技有限公司 | Preparation process of environment-friendly all-water foaming polyurethane foam |
| CN112830703A (en) * | 2021-01-07 | 2021-05-25 | 广州至城建筑材料科技有限公司 | Concrete reinforcing agent and preparation method thereof |
| CN113652080A (en) * | 2021-06-16 | 2021-11-16 | 广东衡达防火材料有限公司 | Fireproof and heat-insulating nano building material and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110016113A (en) * | 2019-03-02 | 2019-07-16 | 广州立泰新材料科技有限公司 | A kind of fire-retardant building polyurethane foamed material |
| CN110172174A (en) * | 2019-06-13 | 2019-08-27 | 徐州工业职业技术学院 | A kind of Environmentally-friepolyurethane polyurethane foam heat-insulation material and preparation method thereof |
| CN110744770A (en) * | 2019-09-25 | 2020-02-04 | 瀚寅(苏州)新材料科技有限公司 | Preparation process of environment-friendly all-water foaming polyurethane foam |
| CN112830703A (en) * | 2021-01-07 | 2021-05-25 | 广州至城建筑材料科技有限公司 | Concrete reinforcing agent and preparation method thereof |
| CN113652080A (en) * | 2021-06-16 | 2021-11-16 | 广东衡达防火材料有限公司 | Fireproof and heat-insulating nano building material and preparation method thereof |
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Application publication date: 20161116 |