CN106220822A - Polyurethane heat insulation material - Google Patents
Polyurethane heat insulation material Download PDFInfo
- Publication number
- CN106220822A CN106220822A CN201610727219.0A CN201610727219A CN106220822A CN 106220822 A CN106220822 A CN 106220822A CN 201610727219 A CN201610727219 A CN 201610727219A CN 106220822 A CN106220822 A CN 106220822A
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- CN
- China
- Prior art keywords
- polyether polyol
- parts
- insulation material
- heat insulation
- polyurethane heat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
-
- 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
- C08G18/4816—Two or more polyethers of different physical or chemical nature mixtures of two or more polyetherpolyols having at least three hydroxy 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
- C08J9/141—Hydrocarbons
-
- 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
-
- 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
Landscapes
- 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 polyurethane heat insulation material, foamed by the raw material of following weight and make: '-diphenylmethane diisocyanate 60 80 parts, vegetable fiber-based polyether polyol 40 60 parts, vegetable oil-based polyether polyol 30 50 parts, catalyst 13 parts, organic fire-retardant 13 parts, foaming agent 0.5 1 parts, silicone oil 13 parts, deionized water 68 parts.Polyurethane heat insulation 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, energy-conserving and environment-protective.Additionally, the preparation technology of the present invention is simple, with low cost, equipment requirements is low, production process environmental protection.
Description
Technical field
The present invention relates to insulation material technical field, specifically a kind of polyurethane heat insulation material.
Background technology
Much more typically common polyurethane heat insulation material uses polyether polyol and the polyisocyanates that degree of functionality is many, hydroxyl value is high
Reaction, makes the high molecular polymer of cross-linked structure.At present, polyurethane is as insulation material, and volume of production is increasing, its
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 are resistance to
The advantages such as mill is good, purposes widely, compared with other foam plasticss, also has the characteristics such as nontoxic, free from extraneous odour, heatproof.With
Time, it has the strongest cohesiveness to metal, concrete, brick, stone, timber, glass etc..
In hard polyurethane foam, conventional foaming agent is Chlorofluorocarbons (CFCs) (CFC) foaming agent, but owing to Chlorofluorocarbons (CFCs) (CFC) is sent out
Infusion has destruction to atmospheric ozone layer, and in order to safeguard ecological environment, international convention has produced it and use is made that
Strict restriction and regulation.Now, common hard polyurethane foams (PUF) is at its dimensional stability and sound isolating and heat insulating performance etc.
Aspect has not reached life requirement.The fire incident that recent year occurs because of insulation material, has allowed people clearly anticipate
Knowing the necessity and urgency having arrived the energy-saving and heat-insulating material that popularization and application have good fire protecting performance, insulation material is urgently upgraded
Regenerate.
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 poly-ammonia of environmental protection
Ester insulation material.
The present invention solves the technical scheme of technical problem:
A kind of polyurethane heat insulation material, is foamed by the raw material of following weight and makes:
'-diphenylmethane diisocyanate 60-80 part, vegetable fiber-based polyether polyol 40-60 part, vegetable oil-based polyether is many
Unit's alcohol 30-50 part, catalyst 1-3 part, organic fire-retardant 1-3 part, foaming agent 0.5-1 part, silicone oil 1-3 part, deionized water 6-8
Part.
Preferably, above-mentioned polyurethane heat insulation material, is foamed by the raw material of following weight and makes:
'-diphenylmethane diisocyanate 70 parts, vegetable fiber-based polyether polyol 50 parts, vegetable oil-based polyether polyol 40
Part, catalyst 2 parts, organic fire-retardant 2 parts, foaming agent 0.8 part, silicone oil 2 parts, deionized water 7 parts.
Described vegetable fiber-based polyether polyol is the polyether polyol that agriculture and forestry organic waste material base is made, and viscosity is
2800mPa s, average functionality 4-5.
Described vegetable oil-based polyether polyol is the polyether polyol using waste grease or unedible oil fat to make, viscosity
For 2800mPa s, average functionality 4.5-5.
Described catalyst is N, N-dimethyl cyclohexyl amine.
Described organic fire-retardant is phosphor-nitrogen expansion type combustion inhibitor.
Described foaming agent is Pentamethylene..
The preparation method of above-mentioned polyurethane heat insulation material comprises the following steps:
(1) according to the proportion by weight of above-mentioned raw materials;
(2) successively by '-diphenylmethane diisocyanate, vegetable fiber-based polyether polyol, vegetable oil-based polyether polyol,
Silicone oil is placed in blender together, uniform stirring 30-40min, obtains mixture A;
(3) successively catalyst, organic fire-retardant, foaming agent, deionized water are placed in blender together, stir 20-
30min, obtains mixture B;
(4) being added in mixture B by mixture A, be warming up to 90-100 DEG C, mixing time is 120-150min, and stirring is all
Even i.e. obtain product.
The product have the advantages that: polyurethane heat insulation material of the present invention has that intensity height, light weight, heat conduction is low, chi
Very little have good stability, insulation effect is good, wear-and corrosion-resistant is good feature, also there is efficient fire retardancy, and do not use chlorine
Fluorohydrocarbon (CFC) foaming agent, energy-conserving and environment-protective.Additionally, the preparation technology of the present invention is simple, with low cost, equipment requirements is low, produces
Cheng Huanbao, it is easy to industrialized production, is suitable to popularization and application on a large scale.
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 polyurethane heat insulation material, is foamed by the raw material of following weight and makes:
'-diphenylmethane diisocyanate 60kg, vegetable fiber-based polyether polyol 40kg, vegetable oil-based polyether polyol
30kg, catalyst 1kg, organic fire-retardant 1kg, foaming agent 0.5kg, silicone oil 1kg, deionized water 6kg.
Described vegetable fiber-based polyether polyol is the polyether polyol that agriculture and forestry organic waste material base is made, and viscosity is
2800mPa s, average functionality 4.
Described vegetable oil-based polyether polyol is the polyether polyol using waste grease or unedible oil fat to make, viscosity
For 2800mPa s, average functionality 4.5.
Described catalyst is N, N-dimethyl cyclohexyl amine.
Described organic fire-retardant is phosphor-nitrogen expansion type combustion inhibitor.
Described foaming agent is Pentamethylene..
The preparation method of above-mentioned polyurethane heat insulation material comprises the following steps:
(1) according to the proportion by weight of above-mentioned raw materials;
(2) successively by '-diphenylmethane diisocyanate, vegetable fiber-based polyether polyol, vegetable oil-based polyether polyol,
Silicone oil is placed in blender together, uniform stirring 30min, obtains mixture A;
(3) successively catalyst, organic fire-retardant, foaming agent, deionized water are placed in blender together, stir 20min,
Obtain mixture B;
(4) being added in mixture B by mixture A, be warming up to 90 DEG C, mixing time is 120min, stirs and i.e. obtains product
Product.
Embodiment 2
A kind of polyurethane heat insulation material, is foamed by the raw material of following weight and makes:
'-diphenylmethane diisocyanate 70kg, vegetable fiber-based polyether polyol 50kg, vegetable oil-based polyether polyol
40kg, catalyst 2kg, organic fire-retardant 2kg, foaming agent 0.8kg, silicone oil 2kg, deionized water 7kg.
Described vegetable fiber-based polyether polyol is the polyether polyol that agriculture and forestry organic waste material base is made, and viscosity is
2800mPa s, average functionality 4.5.
Described vegetable oil-based polyether polyol is the polyether polyol using waste grease or unedible oil fat to make, viscosity
For 2800mPa s, average functionality 4.8.
Described catalyst is N, N-dimethyl cyclohexyl amine.
Described organic fire-retardant is phosphor-nitrogen expansion type combustion inhibitor.
Described foaming agent is Pentamethylene..
The preparation method of above-mentioned polyurethane heat insulation material comprises the following steps:
(1) according to the proportion by weight of above-mentioned raw materials;
(2) successively by '-diphenylmethane diisocyanate, vegetable fiber-based polyether polyol, vegetable oil-based polyether polyol,
Silicone oil is placed in blender together, uniform stirring 305min, obtains mixture A;
(3) successively catalyst, organic fire-retardant, foaming agent, deionized water are placed in blender together, stir 25min,
Obtain mixture B;
(4) being added in mixture B by mixture A, be warming up to 95 DEG C, mixing time is 135min, stirs and i.e. obtains product
Product.
Embodiment 3
A kind of polyurethane heat insulation material, is foamed by the raw material of following weight and makes:
'-diphenylmethane diisocyanate 80kg, vegetable fiber-based polyether polyol 60kg, vegetable oil-based polyether polyol
50kg, catalyst 3kg, organic fire-retardant 3kg, foaming agent 1kg, silicone oil 3kg, deionized water 8kg.
Described vegetable fiber-based polyether polyol is the polyether polyol that agriculture and forestry organic waste material base is made, and viscosity is
2800mPa s, average functionality 5.
Described vegetable oil-based polyether polyol is the polyether polyol using waste grease or unedible oil fat to make, viscosity
For 2800mPa s, average functionality 5.
Described catalyst is N, N-dimethyl cyclohexyl amine.
Described organic fire-retardant is phosphor-nitrogen expansion type combustion inhibitor.
Described foaming agent is Pentamethylene..
The preparation method of above-mentioned polyurethane heat insulation material comprises the following steps:
(1) according to the proportion by weight of above-mentioned raw materials;
(2) successively by '-diphenylmethane diisocyanate, vegetable fiber-based polyether polyol, vegetable oil-based polyether polyol,
Silicone oil is placed in blender together, uniform stirring 40min, obtains mixture A;
(3) successively catalyst, organic fire-retardant, foaming agent, deionized water are placed in blender together, stir 30min,
Obtain mixture B;
(4) being added in mixture B by mixture A, be warming up to 100 DEG C, mixing time is 150min, stirs and i.e. obtains product
Product.
The physical function parameter of the polyurethane heat insulation material prepared embodiment 1-3 respectively detects, and with existing
Having conventional polyurethanes insulation material to contrast, test result is as shown in table 1.
From table, the comprcssive strength of polyurethane foam heat insulation material prepared by above example of the present invention, heat release speed
The indexs such as rate, heat conductivity and rate of closed hole all have than existing insulation material and improve significantly, nothing under chilled or hot conditions
Shrink, deform, expand, the phenomenon such as cracking, be the insulation 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 (7)
1. a polyurethane heat insulation material, is characterized in that: is foamed by the raw material of following weight and makes:
'-diphenylmethane diisocyanate 60-80 part, vegetable fiber-based polyether polyol 40-60 part, vegetable oil-based polyether polyol
30-50 part, catalyst 1-3 part, organic fire-retardant 1-3 part, foaming agent 0.5-1 part, silicone oil 1-3 part, deionized water 6-8 part;
The preparation method of above-mentioned polyurethane heat insulation material comprises the following steps:
(1) according to the proportion by weight of above-mentioned raw materials;
(2) successively by '-diphenylmethane diisocyanate, vegetable fiber-based polyether polyol, vegetable oil-based polyether polyol, silicone oil
It is placed in together in blender, uniform stirring 30-40min, obtains mixture A;
(3) successively catalyst, organic fire-retardant, foaming agent, deionized water are placed in blender together, stir 20-30min,
Obtain mixture B;
(4) being added in mixture B by mixture A, be warming up to 90-100 DEG C, mixing time is 120-150min, stirs i.e.
Obtain product.
Polyurethane heat insulation material the most according to claim 1, is characterized in that: is foamed by the raw material of following weight and makes
Become:
'-diphenylmethane diisocyanate 70 parts, vegetable fiber-based polyether polyol 50 parts, vegetable oil-based polyether polyol 40 parts, urge
Agent 2 parts, organic fire-retardant 2 parts, foaming agent 0.8 part, silicone oil 2 parts, deionized water 7 parts.
Polyurethane heat insulation material the most according to claim 1, is characterized in that: described vegetable fiber-based polyether polyol is agriculture
The polyether polyol that woods garbage base is made, viscosity is 2800mPa s, average functionality 4-5.
Polyurethane heat insulation material the most according to claim 1, is characterized in that: described vegetable oil-based polyether polyol is for using
The polyether polyol that waste grease or unedible oil fat are made, viscosity is 2800mPa s, average functionality 4.5-5.
Polyurethane heat insulation material the most according to claim 1, is characterized in that: described catalyst is N, N-dimethyleyelohexane
Amine.
Polyurethane heat insulation material the most according to claim 1, is characterized in that: described organic fire-retardant is phosphor-nitrogen expansion type
Fire retardant.
Polyurethane heat insulation material the most according to claim 1, is characterized in that: described foaming agent is Pentamethylene..
Priority Applications (1)
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CN201610727219.0A CN106220822A (en) | 2016-08-25 | 2016-08-25 | Polyurethane heat insulation material |
Applications Claiming Priority (1)
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CN201610727219.0A CN106220822A (en) | 2016-08-25 | 2016-08-25 | Polyurethane heat insulation material |
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CN106220822A true CN106220822A (en) | 2016-12-14 |
Family
ID=57556258
Family Applications (1)
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CN201610727219.0A Pending CN106220822A (en) | 2016-08-25 | 2016-08-25 | Polyurethane heat insulation material |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112280287A (en) * | 2020-10-29 | 2021-01-29 | 王祥娟 | Preparation method of polyurethane thermal insulation material |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101429282A (en) * | 2008-09-24 | 2009-05-13 | 华南理工大学 | Plant fiber based polyether polyol and preparation method thereof |
CN101643513A (en) * | 2009-08-28 | 2010-02-10 | 华南理工大学 | Plant-fiber-base polyether ester polylol, and preparation method and applications thereof |
CN103910850A (en) * | 2014-04-02 | 2014-07-09 | 合肥杰事杰新材料股份有限公司 | Phosphated lignin-based flame-retardant and reinforced rigid polyurethane foam and preparation method thereof |
CN104356332A (en) * | 2014-11-11 | 2015-02-18 | 上海应用技术学院 | Rape straw-based rigid polyurethane foam material and preparation method thereof |
CN104448186A (en) * | 2014-11-20 | 2015-03-25 | 镇江拜因诺生物科技有限公司 | Bio-based polyurethane foam insulation material |
-
2016
- 2016-08-25 CN CN201610727219.0A patent/CN106220822A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101429282A (en) * | 2008-09-24 | 2009-05-13 | 华南理工大学 | Plant fiber based polyether polyol and preparation method thereof |
CN101643513A (en) * | 2009-08-28 | 2010-02-10 | 华南理工大学 | Plant-fiber-base polyether ester polylol, and preparation method and applications thereof |
CN103910850A (en) * | 2014-04-02 | 2014-07-09 | 合肥杰事杰新材料股份有限公司 | Phosphated lignin-based flame-retardant and reinforced rigid polyurethane foam and preparation method thereof |
CN104356332A (en) * | 2014-11-11 | 2015-02-18 | 上海应用技术学院 | Rape straw-based rigid polyurethane foam material and preparation method thereof |
CN104448186A (en) * | 2014-11-20 | 2015-03-25 | 镇江拜因诺生物科技有限公司 | Bio-based polyurethane foam insulation material |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112280287A (en) * | 2020-10-29 | 2021-01-29 | 王祥娟 | Preparation method of polyurethane thermal insulation material |
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