CN107298744A - A kind of low-position bumper guard environmental protection flame retardant expanded material and preparation method - Google Patents
A kind of low-position bumper guard environmental protection flame retardant expanded material and preparation method Download PDFInfo
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- CN107298744A CN107298744A CN201710519418.7A CN201710519418A CN107298744A CN 107298744 A CN107298744 A CN 107298744A CN 201710519418 A CN201710519418 A CN 201710519418A CN 107298744 A CN107298744 A CN 107298744A
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- expanded material
- flame retardant
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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
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
-
- 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
- C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
-
- 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
-
- 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
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
-
- 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
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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)
- Compositions Of Macromolecular Compounds (AREA)
- Fireproofing Substances (AREA)
Abstract
The invention discloses a kind of low-position bumper guard environmental protection flame retardant expanded material and preparation method, a kind of low-position bumper guard environmental protection flame retardant expanded material is made up of following quality proportioning component, second cyanogen polyester：Combination material=1:16, the composition of the combination material is based on following mass fraction：Polyester CT400：40 50 parts, glass fibre：300 380 parts, polyethers 330：35 40 parts, silicone oil：2.8 3.2 parts, catalyst D31：1.8 2.5 parts, catalyst A33：1.0 1.5 parts, water：3.5 3.8 parts, fire retardant TCPP：38 42 parts, wherein the silicone oil is silicone oil AK 8806.The present invention is by raw material using rational proportioning, obtained expanded material anti-flammability and stability are good, and not only fire savety and intensity are high for the bumper made using the expanded material, and service life is long, the expanded material that the present invention is prepared using the environmentally friendly raw material of rational proportion will not discharge harmful substance, it is to avoid environment and human body are caused harm.
Description
Technical field
The present invention relates to a kind of low-position bumper guard environmental protection flame retardant expanded material and preparation method thereof, belong to automotive field.
Background technology
At present, with automobile industry development and people's awareness of safety, the enhancing of environmental consciousness, people are to automobile component
Characteristic requirements are dramatically increased, and bumper is as the part of safe precaution measure, and people require it more strict, bumper material
Need to possess the characteristic of high temperature resistant, high fire-retardance, high intensity, lightweight, high in environmental protection.Traditional insurance thick stick intensity be generally unable to reach compared with
Preferable effect, when occurring burst accident, it is difficult to play preferable protective effect to vehicle body and people, also because anti-flammability is not good
And cause personnel escape's time short, there is very big potential safety hazard.Thus explore high intensity, high fire-retardance, the fire-retardant hair of high-environmental
Foam material is the field always in the target of pursuit.
The content of the invention
It is an object of the invention to overcome defect of the prior art, there is provided a kind of low-position bumper guard environmental protection flame retardant foaming material
Material, its high temperature resistant, fire resistance height, high intensity, lightweight and environmental protection.
In order to solve the above-mentioned technical problem, the technical scheme is that：A kind of low-position bumper guard environmental protection flame retardant foaming material
Material is made up of isocyanates and combination material, and wherein isocyanates is with combining material by proportion by weight, isocyanates：Combination material=1:
16, the combination material includes following raw material：Polyester CT400：40-50 parts, glass fibre：300-380 parts, polyethers 330：35-40
Part, silicone oil：2.8-3.2 parts, catalyst D31：1.8-2.5 parts, catalyst A33：1.0-1.5 part, water：3.5-3.8 part, fire retardant
TCPP：38-42 parts.
Further, the optional silicone oil AK-8806 of the silicone oil.
Walked present invention also offers a kind of preparation method of low-position bumper guard environmental protection flame retardant expanded material, including following prepare
Suddenly：
(1) Feedstock treating：Processing is dried in polyester CT400, polyethers 330 and isocyanates；
(2) weighing and proportioning：According to quality proportioning, weigh respectively glass fibre, silicone oil, catalyst D31, catalyst A33,
Polyester CT400, polyethers 330 after fire retardant TCPP and water and drying process；
(3) combination material is prepared：By the polyester CT400 weighed, glass fibre, polyethers 330, silicone oil, catalyst D31, urge
Agent A33, water, fire retardant TCPP are sequentially added in reactor and are sufficiently stirred for, and mixing time is 0.5-1.5h, stirring temperature
Spend for 50-80 DEG C, mixing speed is 250-280r/min, you can obtain combination material；
(4) expanded material is synthesized：Isocyanates is added in reactor, and obtained in isocyanates and step (3)
Combination material is according to 1:16 quality proportioning is stirred mixing, and mixing speed is 200-300r/min, and mixing time is 30s-
50s, you can obtain the low-position bumper guard environmental protection flame retardant expanded material.
Further, the temperature of the drying process is 40 DEG C, and the time is 6-8h.
After above technical scheme, because recipe ingredient collocation is reasonable and preparation method is proper so that the hair of preparation
Foam material fire resistance is high, intensity is high, lightweight, so that vehicle and personal safety during burst accident have been ensured, further, since hair
The use raw material of foam material is environmentally friendly raw material, thus will not be discharged to the poisonous and hazardous material of human body.
Embodiment
In order that present disclosure is easier to be clearly understood, the present invention is made into one below according to specific embodiment
Step detailed description.
Embodiment one：
A kind of preparation method of low-position bumper guard environmental protection flame retardant expanded material, including following preparation process：
(1) Feedstock treating：Processing is dried in polyester CT400, polyethers 330 and isocyanates, drying temperature is 40
DEG C, drying time 6H；
(2) weighing and proportioning：According to quality proportioning, glass fibre is weighed respectively：300 parts, silicone oil：2.8 parts, catalyst D31：
1.8 parts, catalyst A33：1.0 parts, fire retardant TCPP：38 parts and water：Polyester CT400 after 3.5 parts and drying process：40
Part, polyethers 330：35 parts；
(3) combination material is prepared：By the polyester CT400 weighed, glass fibre, polyethers 330, silicone oil, catalyst D31, urge
Agent A33, water, fire retardant TCPP are sequentially added in reactor and are sufficiently stirred for, and mixing time is 0.5h, and whipping temp is 50
DEG C, mixing speed is 250r/min, you can obtain combination material；
(4) expanded material is synthesized：Isocyanates is added in reactor, and obtained in isocyanates and step (3)
Combination material is according to 1:16 quality proportioning is stirred mixing, and mixing speed is 200/min, and mixing time is 30s, you can obtained
The low-position bumper guard environmental protection flame retardant expanded material.
Embodiment two：
A kind of preparation method of low-position bumper guard environmental protection flame retardant expanded material, including following preparation process：
(1) Feedstock treating：Processing is dried in polyester CT400, polyethers 330 and isocyanates, drying temperature is 40 DEG C,
Drying time 7H；
(2) weighing and proportioning：According to quality proportioning, glass fibre is weighed respectively：340 parts, silicone oil：3 parts, catalyst D31：
2.15 parts, catalyst A33：1.25 part, fire retardant TCPP：40 parts, water：Polyester CT400 after 3.65 parts and drying process：45
Part, polyethers 330：37.5 parts；
(3) combination material is prepared：By the polyester CT400 weighed, glass fibre, polyethers 330, silicone oil, catalyst D31, urge
Agent A33, water, fire retardant TCPP are sequentially added in reactor and are sufficiently stirred for, and mixing time is 1h, and whipping temp is 65
DEG C, mixing speed is 265r/min, you can obtain combination material；
(4) expanded material is synthesized：Isocyanates is added in reactor, and obtained in isocyanates and step (3)
Combination material is according to 1:16 quality proportioning is stirred mixing, and mixing speed is 250r/min, and mixing time is 40s, you can
To the low-position bumper guard environmental protection flame retardant expanded material.
Embodiment three：
A kind of preparation method of low-position bumper guard environmental protection flame retardant expanded material, including following preparation process：
(1) Feedstock treating：Processing is dried in polyester CT400, polyethers 330 and isocyanates, drying temperature is 40
DEG C, drying time 8H；
(2) weighing and proportioning：According to quality proportioning, glass fibre is claimed respectively：380 parts, silicone oil：3.2 parts, catalyst D31：
2.5 parts, catalyst A33：1.5 parts, fire retardant TCPP：42 parts, water：Polyester CT400 after 3.8 parts and drying process：50 parts,
Polyethers 330：40 parts；
(3) combination material is prepared：By the polyester CT400 weighed, glass fibre, polyethers 330, silicone oil, catalyst D31, urge
Agent A33, water, fire retardant TCPP are sequentially added in reactor and are sufficiently stirred for, and mixing time is 1.5h, and whipping temp is 80
DEG C, mixing speed is 280r/min, you can obtain combination material；
(4) expanded material is synthesized：Isocyanates is added in reactor, and obtained in isocyanates and step (3)
Combination material is according to 1:16 quality proportioning is stirred mixing, and mixing speed is 300r/min, and mixing time is 50s, you can
To the low-position bumper guard environmental protection flame retardant expanded material.
The silicone oil that three above embodiment is selected is silicone oil AK-8806.
It is a kind of fire resistance test result of low-position bumper guard environmental protection flame retardant expanded material of the invention below：
Test stone requirement：The burning velocity of fire proofing should be not more than 100mm/min, distinguish if there are following situations
Result of the test is identified on request, and assay is divided into 5 grades of A, B, C, D, E：
A：(0mm/min)：Sample is exposed to 15S in flame, and extinguishing burning things which may cause a fire disaster sample is still unburned, or sample can burn, but
Flame reaches extinguishing before 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 requirement.
C：Burning velocity measured value (mm/min)
When tester, flame extinguishes between two measurement graticules, and when being unsatisfactory for the 2nd article of situation, then by mark
Standard calculates burning velocity.
D：Burning velocity 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 during 20min, and record burning time and burning extent and by criterion calculation burning velocity.
E：Sample has burnt in flame ignition 15s and has reached the first graticule, then it is assumed that sample can not meet burning speed
The requirement of degree.
Assay：A-B (0mm/min), is accorded with using low-position bumper guard environmental protection flame retardant expanded material manufactured in the present embodiment
Close fire resistance requirement.
Particular embodiments described above, pair present invention solves the technical problem that, technical scheme and beneficial effect carry out
It is further described, should be understood that the specific embodiment that the foregoing is only the present invention, is not limited to this
Invention, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc. should be included in this hair
Within bright protection domain.
Claims (4)
1. a kind of low-position bumper guard environmental protection flame retardant expanded material, it is characterised in that：It is made up of isocyanates and combination material, wherein different
Cyanate is with combining material by proportion by weight, isocyanates：Combination material=1:16, the raw material and each material quality of the combination material
Part is as follows：
Polyester CT400：40-50 parts；
Glass fibre：300-380 parts；
Polyethers 330：35-40 parts；
Silicone oil：2.8-3.2 part；
Catalyst D31：1.8-2.5 part；
Catalyst A33：1.0-1.5 part；
Water：3.5-3.8 part；
Fire retardant TCPP：38-42 parts.
2. low-position bumper guard environmental protection flame retardant expanded material according to claim 1, it is characterised in that：The silicone oil is silicone oil
AK-8806。
3. the preparation method of low-position bumper guard environmental protection flame retardant expanded material according to claim 1 or 2, it is characterised in that：
Including following preparation process：
(1) Feedstock treating：Processing is dried in polyester CT400, polyethers 330 and isocyanates；
(2) weighing and proportioning：According to quality proportioning, glass fibre, silicone oil, catalyst D31, catalyst A33, fire retardant are weighed respectively
Polyester CT400, polyethers 330 after TCPP and water and drying process；
(3) combination material is prepared：By the polyester CT400 weighed, glass fibre, polyethers 330, silicone oil, catalyst D31, catalyst
A33, water, fire retardant TCPP are sequentially added in reactor and are sufficiently stirred for, and mixing time is 0.5-1.5h, and whipping temp is
50-80 DEG C, mixing speed is 250-280r/min, you can obtain combination material；
(4) expanded material is synthesized：Isocyanates is added in reactor, and the combination obtained in isocyanates and step (3)
Material is according to 1:16 quality proportioning is stirred mixing, and mixing speed is 200-300r/min, and mixing time is 30s-50s, i.e.,
It can obtain the low-position bumper guard environmental protection flame retardant expanded material.
4. a kind of preparation method of low-position bumper guard environmental protection flame retardant expanded material according to claim 3, it is characterised in that：
The temperature of the drying process is 40 DEG C, and the time is 6-8h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710519418.7A CN107298744A (en) | 2017-06-30 | 2017-06-30 | A kind of low-position bumper guard environmental protection flame retardant expanded material and preparation method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710519418.7A CN107298744A (en) | 2017-06-30 | 2017-06-30 | A kind of low-position bumper guard environmental protection flame retardant expanded material and preparation method |
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ID=60135157
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108752553A (en) * | 2018-06-28 | 2018-11-06 | 扬中市天正合成材料研究中心 | Environmental protection flame retardant expanded material and preparation method thereof for car |
| CN108976375A (en) * | 2018-06-29 | 2018-12-11 | 扬中市天正合成材料研究中心 | A kind of front-wheel Ji daughter board environmental protection flame retardant PU foamed material and preparation method thereof |
| CN109053983A (en) * | 2018-06-27 | 2018-12-21 | 扬中市天正合成材料研究中心 | Environmental protection flame retardant foamed material and preparation method for car fuel tank chassis |
| CN109053986A (en) * | 2018-06-29 | 2018-12-21 | 扬中市天正合成材料研究中心 | A kind of automobile sun-shading cover environmental protection flame retardant foamed material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109053983A (en) * | 2018-06-27 | 2018-12-21 | 扬中市天正合成材料研究中心 | Environmental protection flame retardant foamed material and preparation method for car fuel tank chassis |
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| CN108976375A (en) * | 2018-06-29 | 2018-12-11 | 扬中市天正合成材料研究中心 | A kind of front-wheel Ji daughter board environmental protection flame retardant PU foamed material and preparation method thereof |
| CN109053986A (en) * | 2018-06-29 | 2018-12-21 | 扬中市天正合成材料研究中心 | A kind of automobile sun-shading cover environmental protection flame retardant foamed material and preparation method thereof |
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Application publication date: 20171027 |
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