CN108997551A - Hard-foam polyurethane foamed material and preparation method for light truck fuel tank - Google Patents
Hard-foam polyurethane foamed material and preparation method for light truck fuel tank Download PDFInfo
- Publication number
- CN108997551A CN108997551A CN201810681827.1A CN201810681827A CN108997551A CN 108997551 A CN108997551 A CN 108997551A CN 201810681827 A CN201810681827 A CN 201810681827A CN 108997551 A CN108997551 A CN 108997551A
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- CN
- China
- Prior art keywords
- fuel tank
- hard
- isocyanates
- light truck
- foam polyurethane
- Prior art date
- 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
- C08G18/28—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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The hard-foam polyurethane foamed material and preparation method thereof that the invention discloses a kind of for light truck fuel tank, the raw material of hard-foam polyurethane foamed material for light truck fuel tank include isocyanates and combination material, wherein isocyanates with combine material by proportion by weight, isocyanates: combination material=1:1.9, the mass parts of component and each component that the combination material includes are as follows: polyethers HT-4110K:33~43 part；Polyethers HS-3700:20~30 part；Polyethers 3320:30~35 part；Silicone oil: 3.5~3.8 parts；AFM180:1.5~2.5 part；Water: 3.2~4.2 parts；Glass fibre: 100~130 parts；Fire retardant: 35~45 parts.Of the invention hard-foam polyurethane foamed material high temperature resistant, flame retardant property for light truck fuel tank be high, high-intensitive, lightweight and environmental protection.
Description
Technical field
The hard-foam polyurethane foamed material and preparation method thereof that the present invention relates to a kind of for light truck fuel tank.
Background technique
Currently, people are to light truck component with the development of light truck industry and the enhancing of people's awareness of safety, environmental consciousness
It is required that also dramatically increasing, light truck fuel tank need to have the characteristic of high temperature resistant, high fire-retardance, high intensity, lightweight, high in environmental protection.It passes
System light truck fuel tank is generally unable to reach comparatively ideal effect, when burst accident occurs, can lead to personnel because anti-flammability is bad
Escape time is short, there is very big security risk.Thus the flame-retardant foam material of exploration high intensity, high fire-retardance, high-environmental is this
Field is always in the target of pursuit.
Summary of the invention
The purpose of the present invention is to overcome the defects in the prior art, provides a kind of poly- ammonia of the hard bubble for light truck fuel tank
Ester foaming material, its high temperature resistant, flame retardant property height, high-intensitive, lightweight and environmental protection.
In order to solve the above-mentioned technical problem, the technical scheme is that a kind of poly- ammonia of hard bubble for light truck fuel tank
Ester foaming material, its raw material include isocyanates and combination material, and wherein isocyanates is expected by proportion by weight with combining, different
Cyanate: combination material=1:1.9, the mass parts of component and each component that the combination material includes are as follows:
Polyethers HT-4110K:33~43 part；
Polyethers HS-3700:20~30 part；
Polyethers 3320:30~35 part；
Silicone oil: 3.5~3.8 parts；
AFM180:1.5~2.5 part；
Water: 3.2~4.2 parts；
Glass fibre: 100~130 parts；
Fire retardant: 35~45 parts.
Further, the silicone oil is silicone oil AK-8802.
Further, the fire retardant is fire retardant TCPP.
The present invention also provides a kind of preparation method of hard-foam polyurethane foamed material for light truck fuel tank, method steps
Include in rapid:
(1) place feedstock processing: is dried in polyethers HT-4110K, polyethers HS-3700, polyethers 3320 and isocyanates
Reason；
(2) weighing and proportioning: each component in combination material is weighed respectively by mass fraction；
(3) preparation combination material: each component in combination material being added in reaction kettle and is reacted and is sufficiently stirred, reaction temperature
Degree is 40~60 DEG C, and mixing time is 2~3h, mixing speed 500-600r/min, and combination material can be obtained；
(4) it synthesizes foamed material: isocyanates being mixed with the mass ratio for combining material installation 1:1.9, and is reacted, can be obtained
To the hard-foam polyurethane foamed material for light truck fuel tank.
Further, the temperature being dried in step (1) is 50 DEG C, and the time is 6~8h.
Further, in step (4), the isocyanates is 100~110 DEG C with the reaction temperature for combining material, the reaction time
For 3~4h.
Further, in step (4), during isocyanates is with material reaction is combined, with the stirring of 300~350r/min
Speed stir the isocyanates with combine material mixture.
After the above technical solution is adopted, isocyanates of the invention with combine material use 1:1.9 mass ratio, and combine material
Component and each component between proportion select it is proper so that the foamed material flame retardant property of preparation is high, intensity is high, lightweight, from
And the service life of light truck fuel tank is extended, vehicle and personal safety when having ensured burst accident, in addition, due to foamed material
Using raw material be environmental protection material, because without releasing to the poisonous and hazardous substance of human body.
Specific embodiment
In order that the present invention can be more clearly and readily understood, the present invention is made into one below according to specific embodiment
Step detailed description.
Embodiment one:
A kind of hard-foam polyurethane foamed material for light truck fuel tank, its raw material include isocyanates and combination
Material, wherein isocyanates with combine material by proportion by weight, isocyanates: combining material=1:1.9, described to combine the group for expecting to include
Divide and the mass parts of each component be as follows:
HT-4110K:33 parts of polyethers；
HS-3700:20 parts of polyethers；
3320:30 parts of polyethers；
Silicone oil: 3.5 parts；
AFM180:1.5 parts；
Water: 3.2 parts；
Glass fibre: 100 parts；
Fire retardant: 35 parts.
The silicone oil is silicone oil AK-8802.
The fire retardant is fire retardant TCPP.
A kind of preparation method of the hard-foam polyurethane foamed material for light truck fuel tank includes in method and step:
(1) place feedstock processing: is dried in polyethers HT-4110K, polyethers HS-3700, polyethers 3320 and isocyanates
Reason；
(2) weighing and proportioning: each component in combination material is weighed respectively by mass fraction；
(3) preparation combination material: each component in combination material being added in reaction kettle and is reacted and is sufficiently stirred, reaction temperature
Degree is 40 DEG C, mixing time 2h, mixing speed 500r/min, and combination material can be obtained；
(4) it synthesizes foamed material: isocyanates being mixed with the mass ratio for combining material installation 1:1.9, and is reacted, can be obtained
To the hard-foam polyurethane foamed material for light truck fuel tank.
The temperature being dried in step (1) is 50 DEG C, time 6h.
In step (4), the isocyanates is 100 DEG C with the reaction temperature for combining material, reaction time 3h.
In step (4), during isocyanates is with material reaction is combined, described in the mixing speed stirring with 300r/min
Isocyanates with combine material mixture.
Embodiment two
A kind of hard-foam polyurethane foamed material for light truck fuel tank, its raw material include isocyanates and combination
Material, wherein isocyanates with combine material by proportion by weight, isocyanates: combining material=1:1.9, described to combine the group for expecting to include
Divide and the mass parts of each component be as follows:
HT-4110K:38 parts of polyethers；
HS-3700:25 parts of polyethers；
3320:33 parts of polyethers；
Silicone oil: 3.6 parts；
AFM180:2 parts；
Water: 3.7 parts；
Glass fibre: 115 parts；
Fire retardant: 40 parts.
The silicone oil is silicone oil AK-8802.
The fire retardant is fire retardant TCPP.
A kind of preparation method of the hard-foam polyurethane foamed material for light truck fuel tank includes in method and step:
(1) place feedstock processing: is dried in polyethers HT-4110K, polyethers HS-3700, polyethers 3320 and isocyanates
Reason；
(2) weighing and proportioning: each component in combination material is weighed respectively by mass fraction；
(3) preparation combination material: each component in combination material being added in reaction kettle and is reacted and is sufficiently stirred, reaction temperature
Degree is 50 DEG C, mixing time 2.5h, mixing speed 550r/min, and combination material can be obtained；
(4) it synthesizes foamed material: isocyanates being mixed with the mass ratio for combining material installation 1:1.9, and is reacted, can be obtained
To the hard-foam polyurethane foamed material for light truck fuel tank.
The temperature being dried in step (1) is 50 DEG C, time 7h.
In step (4), the isocyanates is 100~110 DEG C with the reaction temperature for combining material, and the reaction time is 3~4h.
In step (4), during isocyanates is with material reaction is combined, described in the mixing speed stirring with 325r/min
Isocyanates with combine material mixture.
Embodiment three
A kind of hard-foam polyurethane foamed material for light truck fuel tank, its raw material include isocyanates and combination
Material, wherein isocyanates with combine material by proportion by weight, isocyanates: combining material=1:1.9, described to combine the group for expecting to include
Divide and the mass parts of each component be as follows:
HT-4110K:43 parts of polyethers；
HS-3700:30 parts of polyethers；
3320:35 parts of polyethers；
Silicone oil: 3.8 parts；
AFM180:2.5 parts；
Water: 4.2 parts；
Glass fibre: 130 parts；
Fire retardant: 45 parts.
The silicone oil is silicone oil AK-8802.
The fire retardant is fire retardant TCPP.
A kind of preparation method of the hard-foam polyurethane foamed material for light truck fuel tank includes in method and step:
(1) place feedstock processing: is dried in polyethers HT-4110K, polyethers HS-3700, polyethers 3320 and isocyanates
Reason；
(2) weighing and proportioning: each component in combination material is weighed respectively by mass fraction；
(3) preparation combination material: each component in combination material being added in reaction kettle and is reacted and is sufficiently stirred, reaction temperature
Degree is 60 DEG C, mixing time 3h, mixing speed 600r/min, and combination material can be obtained；
(4) it synthesizes foamed material: isocyanates being mixed with the mass ratio for combining material installation 1:1.9, and is reacted, can be obtained
To the hard-foam polyurethane foamed material for light truck fuel tank.
The temperature being dried in step (1) is 50 DEG C, time 8h.
In step (4), the isocyanates is 110 DEG C with the reaction temperature for combining material, reaction time 4h.
In step (4), during isocyanates is with material reaction is combined, described in the mixing speed stirring with 350r/min
Isocyanates with combine material mixture.
The following are a kind of flame test results of the hard-foam polyurethane foamed material for light truck fuel tank of the present invention:
Test stone requirement: the burning velocity of fire proofing should be not more than 100mm/min, distinguish if there are following situations
Test result is identified as required, and inspection result is divided into 5 grades of A, B, C, D, E:
A:(0mm/min): sample is exposed to 15S in flame, and extinguishing fire source is still unburned or sample can burn, but
Flame extinguishes before reaching the first measurement graticule, and no burning extent can be counted.
B: when tester, flame self-extinguish in 60s, and burning extent is not more than 50mm, then it is assumed that meet
Standard requirements.
C: burning speed measured value (mm/min)
When tester, flame extinguishes between the two measuring markings, and when being unsatisfactory for the 2nd article of situation, then by mark
Standard calculates burning velocity.
D: burning speed measured value (mm/min)
When tester, flame combustion reaches the second graticule, or since timing, sample long-time smoulder,
Then can in tester termination test when 20min, and record burning time and burning extent and by standard combustion rate.
E: sample has burnt in flame ignition 15s and has reached the first graticule, then it is assumed that sample is not able to satisfy burning speed
The requirement of degree.
Inspection result: A-B (0mm/min) is sent out using the hard-foam polyurethane manufactured in the present embodiment for light truck fuel tank
Foam material meets flame retardant property requirement.
Working principle of the present invention is as follows:
Isocyanates of the invention uses the mass ratio of 1:1.9 with material is combined, and combines between the component expected and each component
Proportion selection is proper, so that the foamed material flame retardant property of preparation is high, intensity is high, lightweight, to extend light truck fuel tank
Service life, vehicle and personal safety when having ensured burst accident, in addition, since foamed material using raw material is environmental protection
Raw material, because without releasing to the poisonous and hazardous substance of human body.
Particular embodiments described above, pair present invention solves the technical problem that, technical scheme and beneficial effects carry out
It is further described, it should be understood that the above is only a specific embodiment of the present invention, is not limited to this
Invention, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this hair
Within bright protection scope.
Claims (7)
1. a kind of hard-foam polyurethane foamed material for light truck fuel tank, it is characterised in that: its raw material include isocyanic acid
Ester and combination material, wherein isocyanates with combine material by proportion by weight, isocyanates: combining material=1:1.9, and the combination is expected
The mass parts of the component and each component that include are as follows:
Polyethers HT-4110K:33~43 part；
Polyethers HS-3700:20~30 part；
Polyethers 3320:30~35 part；
Silicone oil: 3.5~3.8 parts；
AFM180:1.5~2.5 part；
Water: 3.2~4.2 parts；
Glass fibre: 100~130 parts；
Fire retardant: 35~45 parts.
2. the hard-foam polyurethane foamed material according to claim 1 for light truck fuel tank, it is characterised in that: the silicon
Oil is silicone oil AK-8802.
3. the hard-foam polyurethane foamed material according to claim 1 for light truck fuel tank, it is characterised in that: the resistance
Combustion agent is fire retardant TCPP.
4. a kind of preparation of the hard-foam polyurethane foamed material as claimed in any one of claims 1 to 3 for light truck fuel tank
Method, it is characterised in that: include in method and step:
(1) feedstock processing: polyethers HT-4110K, polyethers HS-3700, polyethers 3320 and isocyanates are dried；
(2) weighing and proportioning: each component in combination material is weighed respectively by mass fraction；
(3) preparation combination material: each component in combination material is added in reaction kettle and is reacted and is sufficiently stirred, reaction temperature is
40~60 DEG C, mixing time is 2~3h, mixing speed 500-600r/min, and combination material can be obtained；
(4) it synthesizes foamed material: isocyanates being mixed with the mass ratio for combining material installation 1:1.9, and is reacted, institute can be obtained
State the hard-foam polyurethane foamed material for light truck fuel tank.
5. the hard-foam polyurethane foamed material according to claim 4 for light truck fuel tank, it is characterised in that: step
(1) temperature being dried in is 50 DEG C, and the time is 6~8h.
6. the preparation method of the hard-foam polyurethane foamed material according to claim 4 for light truck fuel tank, feature
Be: in step (4), the isocyanates is 100~110 DEG C with the reaction temperature for combining material, and the reaction time is 3~4h.
7. the preparation method of the hard-foam polyurethane foamed material according to claim 4 for light truck fuel tank, feature
It is: in step (4), during isocyanates is with material reaction is combined, institute is stirred with the mixing speed of 300~350r/min
State isocyanates with combine material mixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810681827.1A CN108997551A (en) | 2018-06-27 | 2018-06-27 | Hard-foam polyurethane foamed material and preparation method for light truck fuel tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810681827.1A CN108997551A (en) | 2018-06-27 | 2018-06-27 | Hard-foam polyurethane foamed material and preparation method for light truck fuel tank |
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| CN108997551A true CN108997551A (en) | 2018-12-14 |
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| CN201810681827.1A Pending CN108997551A (en) | 2018-06-27 | 2018-06-27 | Hard-foam polyurethane foamed material and preparation method for light truck fuel tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111101459A (en) * | 2019-12-24 | 2020-05-05 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Height-limiting protection frame adopting light composite material cross beam |
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2018
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| DE2503148A1 (en) * | 1974-01-28 | 1975-07-31 | Shell Int Research | PROCESS FOR THE MANUFACTURING OF POLYURETHANE FOAM |
| CN101191010A (en) * | 2006-11-20 | 2008-06-04 | 中国船舶重工集团公司第七二五研究所 | Fibre enhancement modifying method for polyurethane foam plastic |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111101459A (en) * | 2019-12-24 | 2020-05-05 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Height-limiting protection frame adopting light composite material cross beam |
| CN111101459B (en) * | 2019-12-24 | 2021-10-15 | 中国铁道科学研究院集团有限公司铁道建筑研究所 | Height-limiting protection frame adopting light composite material beam |
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