CN102399435A - Polyurethane large foam block special for car ceiling and production method thereof - Google Patents
Polyurethane large foam block special for car ceiling and production method thereof Download PDFInfo
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- CN102399435A CN102399435A CN2010102804644A CN201010280464A CN102399435A CN 102399435 A CN102399435 A CN 102399435A CN 2010102804644 A CN2010102804644 A CN 2010102804644A CN 201010280464 A CN201010280464 A CN 201010280464A CN 102399435 A CN102399435 A CN 102399435A
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- Prior art keywords
- piece
- bulla
- special
- car ceiling
- polyethers
- Prior art date
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Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 14
- 239000006260 foam Substances 0.000 title abstract description 8
- 229920002635 polyurethane Polymers 0.000 title abstract 5
- 239000004814 polyurethane Substances 0.000 title abstract 5
- 229920000570 polyether Polymers 0.000 claims abstract description 34
- 238000005187 foaming Methods 0.000 claims abstract description 24
- 229920000728 polyester Polymers 0.000 claims abstract description 21
- 239000003054 catalyst Substances 0.000 claims abstract description 19
- 230000003111 delayed effect Effects 0.000 claims abstract description 10
- 150000001412 amines Chemical class 0.000 claims abstract description 9
- 229920002545 silicone oil Polymers 0.000 claims abstract description 9
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims abstract description 6
- 229920005906 polyester polyol Polymers 0.000 claims abstract description 5
- 241000197194 Bulla Species 0.000 claims description 35
- 208000002352 blister Diseases 0.000 claims description 35
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 23
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 16
- 239000011496 polyurethane foam Substances 0.000 claims description 16
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 claims description 6
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 claims description 6
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 6
- FRCHKSNAZZFGCA-UHFFFAOYSA-N 1,1-dichloro-1-fluoroethane Chemical compound CC(F)(Cl)Cl FRCHKSNAZZFGCA-UHFFFAOYSA-N 0.000 claims description 4
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 claims description 4
- 239000012972 dimethylethanolamine Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- -1 AS-33 Chemical compound 0.000 claims description 3
- MSSNHSVIGIHOJA-UHFFFAOYSA-N pentafluoropropane Chemical compound FC(F)CC(F)(F)F MSSNHSVIGIHOJA-UHFFFAOYSA-N 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 230000005587 bubbling Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 10
- 238000005520 cutting process Methods 0.000 abstract description 2
- 229920005862 polyol Polymers 0.000 abstract 2
- 150000003077 polyols Chemical class 0.000 abstract 2
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 abstract 1
- 239000004088 foaming agent Substances 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000011084 recovery Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000002131 composite material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000009775 high-speed stirring Methods 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 239000004604 Blowing Agent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 101000589305 Homo sapiens Natural cytotoxicity triggering receptor 2 Proteins 0.000 description 1
- 102100032851 Natural cytotoxicity triggering receptor 2 Human genes 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses a special polyurethane large foam block for a car roof and a preparation method thereof, which is characterized by being prepared from 90-70 parts of 2-5 polyether polyols or a mixture of 2-3 polyether polyols and 1-2 polyester polyols, 10-30 parts of low-viscosity polyester, 1-2 parts of hard foam silicone oil, 0.1-0.5 part of 2-3 amine catalysts, 5-20 parts of foaming agents, 0.1-0.5 part of delayed catalysts and 160 parts of crude MDI 120-doped materials in parts by weight; adopting a special mould to foam polyurethane, and finally cutting and slicing the plasticized polyurethane block to obtain a special polyurethane large foam block for the car roof; the maximum size of the bubble block is as follows: 2200 mm by 3100mm, the feeding amount is improved to 150Kg, the maximum foaming height can reach 1100mm, the outturn percentage is improved by more than 10 percent, and the production efficiency is improved by more than 90 percent.
Description
Technical field:
The present invention relates to the polyurethane foam production technical field, is special-purpose urethane bulla piece of a kind of car ceiling and working method thereof specifically, is applicable to the car inner decorative ceiling.
Background technology:
Existing car inner decorative ceiling mostly adopts the polyurethane foam board manufacturing method, and promptly polyurethane foam board and non-woven fabrics, spun glass, tackiness agent are combined into base material, through heating and mould pressing and the compound car inner decorative ceiling that becomes of lining.
The car ceiling all adopts bill foam method formula with polyurethane foam at present; Promptly press the foaming of car ceiling size; Stock size is: 1700 * 1350mm, and the number that feeds intake is generally: 60-70Kg, foaming height 600-700mm; Reach the size of car ceiling regulation then through the top of cutting edge, cut, section, have shortcomings such as volume recovery is low, production efficiency is low.
Summary of the invention:
The objective of the invention is to overcome the deficiency of above-mentioned prior art, and the special-purpose urethane bulla of a kind of car ceiling piece is provided.
Another object of the present invention provides the working method of the special-purpose urethane bulla of a kind of car ceiling piece.
There are problems such as volume recovery is low, production efficiency is low in the car ceiling that the present invention mainly solves existing urethane bill foam method formula production.
In order to achieve the above object; The present invention is achieved in that the special-purpose urethane bulla of a kind of car ceiling piece; Its special character is that it is processed by the following weight proportion raw material; Mixture 90-70 part of 2-5 kind polyether glycol or 2-3 kind polyether glycol and 1-2 kind polyester polyol, low-viscosity polyester 10-30 part, 1-2 kind hard bubble silicone oil 1-2 part, 2-3 kind amines catalyst 0.1-0.5, whipping agent 5-20 part, delayed catalyst 0.1-0.5 part, thick MDI 120-160 part.
The special-purpose urethane bulla of a kind of car ceiling of the present invention piece, its described polyether glycol and polyester polyol are polyethers 1000, polyethers 450, polyethers 330N, polyethers 700, polyethers 3050, polyethers TED2817, polyethers 260, polyester 3152, polyester 350, polyester DF400; The described silicone oil that hard bubbles is one or both and the two or more mixing among AK-8805, AK-158, AK-8835, L580, the L-6860; Described amines catalyst A-33, AS-33, DMEA, C6608, HP15, HP301; Described whipping agent is the mixing of a kind of among water, HCFC-141b, the HFC-245fa and two kinds; Described thick MDI is PM-200,44V20, M20S, MR-200; Described low-viscosity polyester is the phthalic anhydride polyester; Described delayed catalyst is C-225, LY-95.
The special-purpose urethane bulla of a kind of car ceiling of the present invention piece is on the basis of existing polyurethane foam material proportioning, to increase a kind of low-viscosity polyester, and viscosity reduces viscosity below 1000mpa.s, make it to have better flowability; Increase a kind of delayed catalyst, increase cream time and reach 1 fen more than 30 seconds, make material have adequate time in mould, to be evenly distributed.
The working method of the special-purpose urethane bulla of a kind of car ceiling of the present invention piece, its special character is that it comprises following process step:
A makes particular manufacturing craft, once sends out the bubble piece of 2 car ceiling sizes, and overall dimension is: 2200 * 3100mm; Add multilayer composite wooden sheet material with the square steel framework, to reach the purpose of firm lightweight, high insulating effect;
The b polyurethane foam, other component reacts with thick MDI, and foaming becomes urethane bulla piece; Carry out " carrying the angle " operation in the foaming process; To increase bulla block edge height, owing to the friction resistance of mold wall, make the lifting height at edge, particularly four jiaos of low 5-10CM of aspect ratio intermediate altitudes in the foaming process; The volume recovery of influence foaming, the four jiaos of height in " carrying the angle " back are basic and the center is fair;
The polyurethane foam piece that the c plasticizing is good cuts, cuts into slices, and makes the special-purpose urethane bulla of car ceiling piece.
Compared with present technology special-purpose urethane bulla piece of a kind of car ceiling of the present invention and working method thereof have outstanding substantive distinguishing features and marked improvement; Owing to the improvement of polyurethane foam material prescription, adopt the particular manufacturing craft of 2 car ceiling sizes simultaneously, bubble piece size is to the maximum: 2200 * 3100mm; The number that feeds intake is brought up to 150Kg; Foaming height reaches as high as 1100mm, improves volume recovery more than 10%, has improved production efficiency more than 90%.
Embodiment:
In order to understand better and to implement, the present invention is elaborated below in conjunction with embodiment.
Embodiment 1, adopts the square steel framework to add multilayer composite wooden sheet material, processes particular manufacturing craft with the purpose that reaches firm lightweight, high insulating effect, once sends out the bubble piece of 2 car ceiling sizes, and overall dimension is: 2200 * 3100mm; Accurately take by weighing polyethers 1000 and polyethers 450 90Kg, phthalic anhydride polyester 10Kg, hard bubble silicone oil AK-8805 1Kg, amines catalyst A-33 and AS-33 0.1Kg, whipping agent water 5Kg, the delayed catalyst C-225 0.1Kg of viscosity below 1000mpa.s; Mix the back and mixed high-speed stirring 35 seconds with PM-200 120Kg; Add in the mould; Foaming becomes urethane bulla piece, carries out " carrying the angle " operation in the foaming process, to increase bulla block edge height; In the foaming process because the friction resistance of mold wall; Make the lifting height at edge, particularly four jiaos of aspect ratio intermediate altitudes hang down 5-10CM, the volume recovery of influence foaming, the four jiaos of height in " carrying the angle " back are basic and the center is fair; To plastify good polyurethane foam piece at last and cut, cut into slices, make the special-purpose urethane bulla of car ceiling piece.
Embodiment 2, adopt the square steel framework to add multilayer composite wooden sheet material, process particular manufacturing craft with the purpose that reaches firm lightweight, high insulating effect, once send out the bubble piece of 2 car ceiling sizes, and overall dimension is: 2200 * 3100mm; Accurately take by weighing polyethers 330N, polyethers 700, polyethers 3050, polyethers TED2817 and polyethers 260 70Kg, the phthalic anhydride polyester 30Kg of viscosity below 1000mpa.s, silicone oil AK-8805 and AK-158 2Kg hard bubble; Amines catalyst DMEA, C6608 and HP15 0.5Kg, blowing agent H CFC-141b 20Kg, delayed catalyst LY95 0.5Kg; Mix the back and mixed high-speed stirring 45 seconds with 44V20160Kg, add in the mould, foaming becomes urethane bulla piece; Carry out " carrying the angle " operation in the foaming process; To increase bulla block edge height, owing to the friction resistance of mold wall, make the lifting height at edge, particularly four jiaos of low 5-10CM of aspect ratio intermediate altitudes in the foaming process; The volume recovery of influence foaming, the four jiaos of height in " carrying the angle " back are basic and the center is fair; To plastify good polyurethane foam piece at last and cut, cut into slices, make the special-purpose urethane bulla of car ceiling piece.
Embodiment 3, adopt the square steel framework to add multilayer composite wooden sheet material, process particular manufacturing craft with the purpose that reaches firm lightweight, high insulating effect, once send out the bubble piece of 2 car ceiling sizes, and overall dimension is: 2200 * 3100mm; Accurately take by weighing polyethers TED2817, polyethers 260, polyester 3152 and polyester DF400 75Kg, the phthalic anhydride polyester 25Kg of viscosity below 1000mpa.s, silicone oil AK-8805, AK-158 and L-68601.8Kg hard bubble; Amines catalyst AS-33 and DMEA 0.4Kg, blowing agent H FC-245fa 5Kg, delayed catalyst LY-95 0.4Kg; Mix the back and mixed high-speed stirring 40 seconds with M20S 130Kg, add in the mould, foaming becomes urethane bulla piece; Carry out " carrying the angle " operation in the foaming process; To increase bulla block edge height, owing to the friction resistance of mold wall, make the lifting height at edge, particularly four jiaos of low 5-10CM of aspect ratio intermediate altitudes in the foaming process; The volume recovery of influence foaming, the four jiaos of height in " carrying the angle " back are basic and the center is fair; To plastify good polyurethane foam piece at last and cut, cut into slices, make the special-purpose urethane bulla of car ceiling piece.
Embodiment 4; With Jetta car ceiling is example; Adopt the square steel framework to add multilayer composite wooden sheet material; Purpose to reach firm lightweight, high insulating effect is processed particular manufacturing craft, once sends out the bubble piece of 2 car ceiling sizes, the concrete size internal diameter of Jetta car ceiling foam box: 2450 * 1700mm; Accurately take by weighing polyethers 450, polyethers 330N, polyethers 700 and polyester 350 40Kg, the phthalic anhydride polyester 10Kg of viscosity below 1000mpa.s, silicone oil L580 and L-6860 0.7Kg hard bubble; Amines catalyst HP15 and HP301 0.15Kg, whipping agent water and HCFC-141b 6.5Kg, delayed catalyst 0.06Kg; Said components is mixed the back mixed high-speed stirring 45 seconds with M20S 80Kg, add in the mould, foaming becomes urethane bulla piece; Carry out " carrying the angle " operation in the foaming process; To increase bulla block edge height, the four jiaos of height in " carrying the angle " back are basic and the center is fair, increase bulla piece corner height 50mm; To plastify good polyurethane foam piece at last and cut, cut into slices, each bubble piece can make Jetta car inner decorative ceiling with 230 of polyurethane foam boards, improves several 25 of ejecting plate, improves volume recovery 12.2%.
The prepared polyurethane foam board of the foregoing description is through detecting main performance index: tensile strength is greater than 120kap, and elongation at break is greater than 12%, and compressive strength is greater than 130kap.
Claims (9)
1. the special-purpose urethane bulla of car ceiling piece; It is characterized in that it is processed by the following weight proportion raw material; Mixture 90-70 part of 2-5 kind polyether glycol or 2-3 kind polyether glycol and 1-2 kind polyester polyol, low-viscosity polyester 10-30 part, the silicone oil 1-2 part of hard bubbling, 2-3 kind amines catalyst 0.1-0.5 part, whipping agent 5-20 part, delayed catalyst 0.1-0.5 part, thick MDI 120-160 part.
2. the special-purpose urethane bulla of a kind of car ceiling according to claim 1 piece is characterized in that described polyether glycol and polyester polyol are polyethers 1000, polyethers 450, polyethers 330N, polyethers 700, polyethers 3050, polyethers TED2817, polyethers 260, polyester 3152, polyester 350, polyester DF400.
3. the special-purpose urethane bulla of a kind of car ceiling according to claim 1 piece is characterized in that the described silicone oil that hard bubbles is one or both and the two or more mixing among AK-8805, AK-158, AK-8835, L580, the L-6860.
4. the special-purpose urethane bulla of a kind of car ceiling according to claim 1 piece is characterized in that described amines catalyst A-33, AS-33, DMEA, C6608, HP15, HP301.
5. according to the special-purpose urethane bulla of the described a kind of car ceiling of claim 1 piece, it is characterized in that described whipping agent is the mixing of a kind of among water, HCFC-141b, the HFC-245fa and two kinds.
6. according to the special-purpose urethane bulla of the described a kind of car ceiling of claim 1 piece, it is characterized in that described thick MDI is PM-200,44V20, M20S, MR-200.
7. according to the special-purpose urethane bulla of the described a kind of car ceiling of claim 1 piece, it is characterized in that described low-viscosity polyester is the phthalic anhydride polyester.
8. according to the special-purpose urethane bulla of the described a kind of car ceiling of claim 1 piece, it is characterized in that described delayed catalyst is C-225, LY-95.
9. the working method of the special-purpose urethane bulla of a kind of car ceiling of the 1-8 of claim 1 piece is characterized in that it comprises following process step:
A makes mould, once sends out the bubble piece of 2 car ceiling sizes, and overall dimension is: 2200 * 3100mm;
The b polyurethane foam, other component reacts with thick MDI, and foaming becomes urethane bulla piece, carries out " carrying the angle " operation in the foaming process, and the four jiaos of height in " carrying the angle " back are basic fair with the center;
The polyurethane foam piece that the c plasticizing is good cuts, cuts into slices, and makes the special-purpose urethane bulla of car ceiling piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010280464 CN102399435B (en) | 2010-09-11 | 2010-09-11 | Polyurethane large block-foam used for car ceiling and its production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010280464 CN102399435B (en) | 2010-09-11 | 2010-09-11 | Polyurethane large block-foam used for car ceiling and its production method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102399435A true CN102399435A (en) | 2012-04-04 |
| CN102399435B CN102399435B (en) | 2013-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010280464 Active CN102399435B (en) | 2010-09-11 | 2010-09-11 | Polyurethane large block-foam used for car ceiling and its production method |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107474211A (en) * | 2017-08-14 | 2017-12-15 | 华信博伟（安徽）车辆部件有限公司 | A kind of roof sound panel and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5219893A (en) * | 1990-01-18 | 1993-06-15 | Bayer Aktiengesellschaft | Process for the production of open-cell, cold-formable rigid polyurethane foams and their use for the production of molded articles |
| JPH07118362A (en) * | 1993-10-20 | 1995-05-09 | Inoac Corp | Polyurethane foam for thermoforming |
| CN1800231A (en) * | 2004-12-27 | 2006-07-12 | 拜尔材料科学股份公司 | Polyurethane molded article and method for producing same |
| CN101117399A (en) * | 2007-07-06 | 2008-02-06 | 烟台正海兴源汽车内饰件有限公司 | Cystosepiment for passenger car inner decoration ceiling |
-
2010
- 2010-09-11 CN CN 201010280464 patent/CN102399435B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5219893A (en) * | 1990-01-18 | 1993-06-15 | Bayer Aktiengesellschaft | Process for the production of open-cell, cold-formable rigid polyurethane foams and their use for the production of molded articles |
| JPH07118362A (en) * | 1993-10-20 | 1995-05-09 | Inoac Corp | Polyurethane foam for thermoforming |
| CN1800231A (en) * | 2004-12-27 | 2006-07-12 | 拜尔材料科学股份公司 | Polyurethane molded article and method for producing same |
| CN101117399A (en) * | 2007-07-06 | 2008-02-06 | 烟台正海兴源汽车内饰件有限公司 | Cystosepiment for passenger car inner decoration ceiling |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107474211A (en) * | 2017-08-14 | 2017-12-15 | 华信博伟（安徽）车辆部件有限公司 | A kind of roof sound panel and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN102399435B (en) | 2013-05-29 |
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Address after: 265500 Shandong province Yantai Fushan High-tech Zone Xiangfu Street No. 57 Patentee after: Yantai Zheng Hai He Tai Science and Technology Co., Ltd. Address before: 265500 Shandong province Yantai Fushan High-tech Zone Xiangfu Street No. 57 Patentee before: Yantai Zhenghai Automotive Interior Co., Ltd. |