CN104403078A - Environmentally-friendly high-flame-retardant heat-insulation composite material used for deep sea detector bulkhead - Google Patents
Environmentally-friendly high-flame-retardant heat-insulation composite material used for deep sea detector bulkhead Download PDFInfo
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- CN104403078A CN104403078A CN201410639699.6A CN201410639699A CN104403078A CN 104403078 A CN104403078 A CN 104403078A CN 201410639699 A CN201410639699 A CN 201410639699A CN 104403078 A CN104403078 A CN 104403078A
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- bulkhead
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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
- C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6614—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38
- C08G18/6622—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3225 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3271
-
- 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
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3271—Hydroxyamines
- C08G18/3278—Hydroxyamines containing at least three 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
- C08G18/4804—Two or more polyethers of different physical or chemical nature
-
- 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
- C08G18/61—Polysiloxanes
-
- 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
- C08G18/667—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6681—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38
- C08G18/6688—Compounds of group C08G18/48 or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/32 or C08G18/3271 and/or polyamines of C08G18/38 with compounds of group C08G18/3271
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/53—Phosphorus bound to oxygen bound to oxygen and to carbon only
- C08K5/5317—Phosphonic compounds, e.g. R—P(:O)(OR')2
- C08K5/5333—Esters of phosphonic acids
-
- 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
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
-
- 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
- C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
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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)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses an environmentally-friendly high-flame-retardant heat-insulation composite material used for a deep sea detector bulkhead, the composite material comprises a combined material and isocyanate, the mass ratio of the combined material: isocyanate is 1: 1, the composite material has high flame retardant properties, and is not easy to burn when meeting a fire, the composite material has the advantages of deformation resistance, even if the composite material is used for a long term, the composite material may not deform, and raw materials used in the composite material are environmentally friendly, so that no substances toxic and harmful to the human body may be released.
Description
Technical field
The present invention relates to a kind of matrix material, particularly a kind of environmental protection high flame retardant
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material.
Background technology
on deep ocean survey vechicle bulkheadbe typically provided with heat-preserving complex material, heat-preserving complex material of the prior art is mainly made up of materials such as flammable textiles, fiber interior lining panel, polyurethane foam thing, leatheroid and hot melt adhesive glue.
deep ocean survey vechiclein transportation, due to reason all pole fire hazardous such as electrical short-circuit, motor fault, traffic accidents, cause any property loss and loss of life and personal injury.And flammable lagging material often increases the weight of the degree of fire in accident.And a lot of raw material sources not environmentally, often can volatilize some hazardous and noxious substances, people exists
deep ocean survey vechicleinteriorly can suck these hazardous and noxious substances, larger harm can be caused to HUMAN HEALTH for a long time in the past.Therefore, right
deep ocean survey vechiclethe flame retardant resistance of interior material and the research of the feature of environmental protection have major and immediate significance.
Summary of the invention
The object of the invention is to overcome defect of the prior art, a kind of environmental protection high flame retardant is provided
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, described matrix material has very high flame retardant resistance, and environment-protecting asepsis is to human body fanout free region.
The present invention is achieved by the following technical programs.
A kind of
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, described matrix material is made up of the component of following quality proportioning: combination material ︰ isocyanic ester=1 ︰ 1;
The formation of described combination material is as follows according to the mass fraction:
Polyether glycol 1 40-45 part
Polyether glycol 2 45-55 part
Polyether glycol 3 28-38 part
Polyether glycol 4 35-50 part
Urethane silicone oil 3.5-4.8 part
Trolamine 8-12 part
Catalyst A 33 1.8-2.5 part
Catalyzer HP-30 1.5-2.8 part
Water 3.8-4.5 part
Fire retardant DMMP 40-45 part.
Above-mentioned
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, wherein, described polyether glycol 1 is polyether glycol 380, is purchased from Yantai hundred million and reaches urethane company limited.
Above-mentioned
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, wherein, described polyether glycol 2 is polyether glycol 450, is purchased from Yantai hundred million and reaches urethane company limited.
Above-mentioned
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, wherein, described polyether glycol 3 is polyether glycol 4110, is purchased from Yantai hundred million and reaches urethane company limited.
Above-mentioned
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, wherein, described polyether glycol 4 is polyether glycol 4450, is purchased from Yadong, Shijiazhuang Chemical Co., Ltd..
Flame retardant properties of the present invention is high, meet fire nonflammable, and matrix material of the present invention has not dimensional instability, even if life-time service also can not deform, in addition because the use raw material of described matrix material is environmental protection raw material, thus also can not discharge the poisonous and hazardous material of human body.
Embodiment
Below by way of specific embodiment, the specific embodiment of the present invention is described in further detail.
Urethane silicone oil is urethane silicone oil 8807, is purchased from Nanjing Dymatic Shichuang Chemical Co., Ltd..Catalyst A 33 and catalyzer HP-30, be purchased from Zhen Yu Chemical Co., Ltd. of Liyang City;
Fire retardant DMMP is purchased from Qingdao Lian Mei Chemical Co., Ltd..
Embodiment 1
A kind of
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, described matrix material is made up of the component of following quality proportioning: combination material ︰ isocyanic ester=1 ︰ 1;
The formation of described combination material is as follows according to the mass fraction:
Polyether glycol 1 40 parts
Polyether glycol 2 45 parts
Polyether glycol 3 28 parts
Polyether glycol 4 35 parts
Urethane silicone oil 3.5 parts
Trolamine 8 parts
Catalyst A 33 1.8 parts
Catalyzer HP-30 1.5 parts
3.8 parts, water
Fire retardant DMMP 40 parts.
Add in reactor and carry out hybrid reaction, stirring velocity 80r/min, churning time 6h, can obtain combining material; Again combination material is mixed with isocyanic ester, matrix material of the present invention can be obtained.
Embodiment 2
A kind of
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, described matrix material is made up of the component of following quality proportioning: combination material ︰ isocyanic ester=1 ︰ 1;
The formation of described combination material is as follows according to the mass fraction:
Polyether glycol 1 42 parts
Polyether glycol 2 50 parts
Polyether glycol 3 30 parts
Polyether glycol 4 40 parts
Urethane silicone oil 4 parts
Trolamine 10 parts
Catalyst A 33 1.8 parts
Catalyzer HP-30 1.5 parts
4 parts, water
Fire retardant DMMP 40 parts.
Add in reactor and carry out hybrid reaction, stirring velocity 90r/min, churning time 7h, can obtain combining material; Again combination material is mixed with isocyanic ester, matrix material of the present invention can be obtained.
Embodiment 3
A kind of
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, described matrix material is made up of the component of following quality proportioning: combination material ︰ isocyanic ester=1 ︰ 1;
The formation of described combination material is as follows according to the mass fraction:
Polyether glycol 1 42 parts
Polyether glycol 2 30 parts
Polyether glycol 3 25 parts
Polyether glycol 4 45 parts
Urethane silicone oil 3.5 parts
Trolamine 11 parts
Catalyst A 33 2 parts
Catalyzer HP-30 2.5 parts
4 parts, water
Fire retardant DMMP 45 parts.
Add in reactor and carry out hybrid reaction, stirring velocity 110r/min, churning time 8h, can obtain combining material; Again combination material is mixed with isocyanic ester, matrix material of the present invention can be obtained.
Embodiment 4
A kind of
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, described matrix material is made up of the component of following quality proportioning: combination material ︰ isocyanic ester=1 ︰ 1;
The formation of described combination material is as follows according to the mass fraction:
Polyether glycol 1 45 parts
Polyether glycol 2 55 parts
Polyether glycol 3 38 parts
Polyether glycol 4 50 parts
Urethane silicone oil 4.8 parts
Trolamine 12 parts
Catalyst A 33 2.5 parts
Catalyzer HP-30 2.8 parts
4.5 parts, water
Fire retardant DMMP 45 parts.
Add in reactor and carry out hybrid reaction, stirring velocity 120r/min, churning time 8h, can obtain combining material; Again combination material is mixed with isocyanic ester, matrix material of the present invention can be obtained.
Be below flame retardant properties test result of the present invention:
Test basis: GB 8410-2006 " combustioncharacteristics of automotive interior material "
Detection site: component testing laboratory of national car Quality Supervision and Inspection Center.
Inspecting standard requires: the combustionvelocity of fire retardant material should be not more than 100mm/min, if there is following situations, identifies test-results on request respectively, and assay is divided into A, B, C, D, E 5 grades:
A-(0 mm/min): sample is exposed to 15s in flame, extinguish burning things which may cause a fire disaster sample still unburn, or sample can burn, but flame extinguishes before reaching the first measurement graticule, can count without burning extent.
B: during from tester, flame is self-extinguish in 60s, and burning extent is not more than 50mm, then think and meet standard-required.
C-combustionvelocity measured value (mm/min)
During from tester, flame is measured between graticule at two and is extinguished, and when not meeting the 2nd article of situation, then by criterion calculation combustionvelocity.
D-combustionvelocity measured value (mm/min)
During from tester, flame arrives the second graticule, or from timing, the long-time smoulder of sample, then can when tester termination test during 20min, and record combustion time and burning extent and by criterion calculation combustionvelocity.
E: sample has burnt and arrived the first graticule in flame ignition 15s, then think that sample can not meet the requirement of combustionvelocity.
Assay: A(0 mm/min), meet the flame retardant properties requirement of GB 8410-2006 " combustioncharacteristics of automotive interior material ".
Here description of the invention and application is illustrative, not wants by scope restriction of the present invention in the above-described embodiments, and therefore, the present invention is not by the restriction of the present embodiment, and the technical scheme that any employing equivalence replacement obtains is all in the scope of protection of the invention.
Claims (5)
1. one kind
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, it is characterized in that, described matrix material is made up of the component of following quality proportioning: combination material ︰ isocyanic ester=1 ︰ 1;
The formation of described combination material is as follows according to the mass fraction:
Polyether glycol 1 40-45 part
Polyether glycol 2 45-55 part
Polyether glycol 3 28-38 part
Polyether glycol 4 35-50 part
Urethane silicone oil 3.5-4.8 part
Trolamine 8-12 part
Catalyst A 33 1.8-2.5 part
Catalyzer HP-30 1.5-2.8 part
Water 3.8-4.5 part
Fire retardant DMMP 40-45 part.
2. as claimed in claim 1
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, it is characterized in that, described polyether glycol 1 is polyether glycol 380, is purchased from Yantai hundred million and reaches urethane company limited.
3. as claimed in claim 1
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, it is characterized in that, described polyether glycol 2 is polyether glycol 450, is purchased from Yantai hundred million and reaches urethane company limited.
4. as claimed in claim 1
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, it is characterized in that, described polyether glycol 3 is polyether glycol 4110, is purchased from Yantai hundred million and reaches urethane company limited.
5. as claimed in claim 1
deep ocean survey vechicle bulkhead thermal insulation foaming matrix material, it is characterized in that, described polyether glycol 4 is polyether glycol 4450, is purchased from Yadong, Shijiazhuang Chemical Co., Ltd..
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410639699.6A CN104403078A (en) | 2014-11-13 | 2014-11-13 | Environmentally-friendly high-flame-retardant heat-insulation composite material used for deep sea detector bulkhead |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410639699.6A CN104403078A (en) | 2014-11-13 | 2014-11-13 | Environmentally-friendly high-flame-retardant heat-insulation composite material used for deep sea detector bulkhead |
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| Publication Number | Publication Date |
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| CN104403078A true CN104403078A (en) | 2015-03-11 |
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| CN201410639699.6A Pending CN104403078A (en) | 2014-11-13 | 2014-11-13 | Environmentally-friendly high-flame-retardant heat-insulation composite material used for deep sea detector bulkhead |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104774302A (en) * | 2015-03-30 | 2015-07-15 | 江苏特友诺新材料科技有限公司 | Flame retardation material for substituting inner containers and light shells of automobile taillights, and preparation method thereof |
| CN104774303A (en) * | 2015-03-30 | 2015-07-15 | 江苏特友诺新材料科技有限公司 | All-water-blown flame retardant polyurethane material for substituting phenolic resin |
| CN105237717A (en) * | 2015-09-18 | 2016-01-13 | 扬中市天正合成材料研究中心 | Environmental-protection and high-flame retardation cruises bulkhead acid and alkali resistance storage PU foam material and preparation method thereof |
| CN105237716A (en) * | 2015-09-18 | 2016-01-13 | 扬中市天正合成材料研究中心 | Environmental-protection and high-flame retardation storage shelf box body foam material and preparation method thereof |
| CN106046296A (en) * | 2016-07-07 | 2016-10-26 | 扬中市天正合成材料研究中心 | Environmentally friendly high-flame-retardant foaming material of garbage bin and preparation method of environmentally friendly high-flame-retardant foaming material |
| CN107325252A (en) * | 2017-07-04 | 2017-11-07 | 扬中市天正合成材料研究中心 | A kind of air inlet pipe assembly environmental protection flame retardant polyurethane foam material and preparation method |
| CN108774305A (en) * | 2018-06-28 | 2018-11-09 | 扬中市天正合成材料研究中心 | Environmental protection flame retardant polyurethane foam material and preparation method thereof for instrument desk of passenger car |
| CN109776748A (en) * | 2019-01-22 | 2019-05-21 | 天津爱德加科技有限公司 | A kind of full hydraulic matter polyurethane foam composition polyethers of high temperature resistant, hard polyurethane foams and preparation method thereof |
-
2014
- 2014-11-13 CN CN201410639699.6A patent/CN104403078A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104774302A (en) * | 2015-03-30 | 2015-07-15 | 江苏特友诺新材料科技有限公司 | Flame retardation material for substituting inner containers and light shells of automobile taillights, and preparation method thereof |
| CN104774303A (en) * | 2015-03-30 | 2015-07-15 | 江苏特友诺新材料科技有限公司 | All-water-blown flame retardant polyurethane material for substituting phenolic resin |
| CN105237717A (en) * | 2015-09-18 | 2016-01-13 | 扬中市天正合成材料研究中心 | Environmental-protection and high-flame retardation cruises bulkhead acid and alkali resistance storage PU foam material and preparation method thereof |
| CN105237716A (en) * | 2015-09-18 | 2016-01-13 | 扬中市天正合成材料研究中心 | Environmental-protection and high-flame retardation storage shelf box body foam material and preparation method thereof |
| CN106046296A (en) * | 2016-07-07 | 2016-10-26 | 扬中市天正合成材料研究中心 | Environmentally friendly high-flame-retardant foaming material of garbage bin and preparation method of environmentally friendly high-flame-retardant foaming material |
| CN107325252A (en) * | 2017-07-04 | 2017-11-07 | 扬中市天正合成材料研究中心 | A kind of air inlet pipe assembly environmental protection flame retardant polyurethane foam material and preparation method |
| CN108774305A (en) * | 2018-06-28 | 2018-11-09 | 扬中市天正合成材料研究中心 | Environmental protection flame retardant polyurethane foam material and preparation method thereof for instrument desk of passenger car |
| CN109776748A (en) * | 2019-01-22 | 2019-05-21 | 天津爱德加科技有限公司 | A kind of full hydraulic matter polyurethane foam composition polyethers of high temperature resistant, hard polyurethane foams and preparation method thereof |
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