CN107474211A - A kind of roof sound panel and preparation method thereof - Google Patents
A kind of roof sound panel and preparation method thereof Download PDFInfo
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- CN107474211A CN107474211A CN201710689711.8A CN201710689711A CN107474211A CN 107474211 A CN107474211 A CN 107474211A CN 201710689711 A CN201710689711 A CN 201710689711A CN 107474211 A CN107474211 A CN 107474211A
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- polyethers
- silicone oil
- sound panel
- roof sound
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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
- C08G18/4205—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups
- C08G18/4208—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups
- C08G18/4211—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from aromatic dicarboxylic acids and dialcohols
- C08G18/4216—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from aromatic dicarboxylic acids and dialcohols from mixtures or combinations of aromatic dicarboxylic acids and aliphatic dicarboxylic acids and dialcohols
-
- 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
- C08G18/4829—Polyethers 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
- C08G18/70—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
- 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
- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
-
- 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
- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
- C08J9/146—Halogen containing compounds containing carbon, halogen and hydrogen only only fluorine as halogen atoms
-
- 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
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
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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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
The invention provides a kind of roof sound panel and preparation method thereof, it is prepared by the raw material of following parts by weight：20 40 parts of polyethers, 10 20 parts of phthalic anhydride, 10 30 parts of hexanedioic acid mixed polyester polyalcohol, 5 10 parts of hard bubble silicone oil, 38 parts of amines catalyst, 35 parts of foaming agent, 38 parts of polyether modified siloxane foam stabilizer, 38 parts of organosilicon series pore-creating agent.Plate of the present invention is on the basis of existing polyurethane foamed material, foam stabilizer is added in its raw material proportioning makes foam aperture uniformly, in order, adding pore-creating agent makes cystosepiment possess half perforate and powder is not present, add phthalic anhydride and adipic acid mixed polyester polyalcohol, tensile strength can be effectively improved, add high functionality PPG so that elongation at break and compressive strength have qualitative leap.
Description
Technical field
The invention belongs to automotive trim product technical field, and in particular to a kind of roof sound panel and preparation method thereof.
Background technology
In present automobile market, medium-to-high grade internal decoration of car ceiling installation is required for increasing roof sound insulation reinforcing plate, referred to as
DVD plates, it is mostly initially cardboard harden structure, but its soundproof effect is poor, when hardboard bears higher temperature, easily becomes
Shape, form phenomena such as uneven；Also have using polyurethane foamed material (abbreviation plate), i.e., using hard polyurethane foam plate as bone now
Frame, single-component polyurethane adhesive then is respectively coated at upper and lower two layers, and uniformly sprays appropriate moisture, and cover again
Upper and lower two layers of brown paper, reacted by the mode single-component polyurethane adhesive of heating, and impose certain pressure
Automobile using DVD plates are become, but the formula of existing polyurethane foamed material typically uses PPG or polyether polyols
The mixture of alcohol and PEPA, hard bubble silicone oil, amines catalyst, foaming agent and thick MDI, above-mentioned raw materials mix system in proportion
Into DVD plates are yielding and rigidity deficiency and cost it is high
The content of the invention
To solve the above problems, it is an object of the invention to provide a kind of roof sound panel and preparation method thereof, specifically
Technical scheme is：A kind of roof sound panel, is prepared by the raw material of following parts by weight：Polyethers 20-40 parts, phthalic anhydride 10-20 parts,
Hexanedioic acid mixed polyester polyalcohol 10-30 parts, hard bubble silicone oil 5-10 parts, amines catalyst 3-8 parts, foaming agent 3-5 parts, polyethers change
Property siloxanes foam stabilizer 3-8 parts, organosilicon series pore-creating agent 3-8 parts.
Preferably, the polyethers is polyethers 1000, polyethers 450, polyethers 700, polyethers 3050, polyethers TED2817, polyethers
260th, one kind of polyethers 1000, polyethers 450, polyethers 3152 or polyethers 350.
Preferably, the hard bubble silicone oil is hard bubble silicone oil AK-8805, hard bubble silicone oil AK-158, hard bubble silicone oil L-6860
It is a kind of.
Preferably, the amines catalyst is DMEA, C6608, HP15 or HP301 one kind.
Preferably, the foaming agent is blowing agent H CFC-141b or HFC-245fa one kind.
A kind of method for preparing a kind of roof sound panel of the present invention, comprises the following steps：Weigh exactly polyethers,
Phthalic anhydride and hexanedioic acid mixed polyester polyalcohol are more as the degree of functionality 6-7 of initiator synthesizing polyether high functionality polyethers using sucrose
First alcohol, hard bubble silicone oil, amines catalyst, foaming agent, polyether modified siloxane foam stabilizer, organosilicon series pore-creating agent, are mixed
Close uniformly, then the high-speed stirred 20-50 seconds are mixed with thick MDI PM-200 20-40 parts, foaming turns into polyurethane bulla block, plastifies
Good polyurethane foam block carries out trimming, section, and the special roof sound insulation reinforcing plate high-density plate of automotive trim is made.
Beneficial effect：The invention provides a kind of roof sound panel and preparation method thereof, plate of the present invention is existing
On the basis of some polyurethane foamed materials, foam stabilizer is added in its raw material proportioning makes foam aperture uniform, orderly, and addition is opened
Hole agent makes cystosepiment possess half perforate and powder is not present, and adds phthalic anhydride and adipic acid mixed polyester polyalcohol, can effectively carry
High tensile, add high functionality PPG so that elongation at break and compressive strength have qualitative leap.Plate is matched somebody with somebody by it
Other raw materials than in react with thick MDI, and foaming turns into polyurethane bulla block, and the polyurethane foam block plastified is cut
Side, section, the special DVD high-density plates of automotive trim are made；The manufactured special DVD high-density plates density of automotive trim be 40~
50Kg/m3Compared with the prior art a kind of special DVD high-density plates of automotive trim of the present invention have prominent substantive distinguishing features
And marked improvement, rigidity is strong, indeformable during use, and cost is low.
Embodiment
The invention will now be further described with reference to specific embodiments, and following examples are only the optimal implementation of the present invention
Example, any restrictions are not formed to the scope of the present invention.It will be understood by those skilled in the art that without departing from the present invention's
The details and form of technical solution of the present invention can be modified or replaced under spirit and scope, but these modifications and replacement are equal
Fall within the scope of protection of the present invention.
Embodiment 1
A kind of roof sound panel, is prepared by the raw material of following parts by weight：30 parts of polyethers, 15 parts of phthalic anhydride, hexanedioic acid mix
Close 2 parts of PEPA, 8 parts of hard bubble silicone oil, 5 parts of amines catalyst, 4 parts of foaming agent, 6 parts of polyether modified siloxane foam stabilizer,
5 parts of organosilicon series of apertures.
Preferably, the polyethers is polyethers 1000.
Preferably, the hard bubble silicone oil is hard bubble silicone oil AK-8805.
Preferably, the amines catalyst is DMEA.
Preferably, the foaming agent is blowing agent H CFC-141b.
A kind of method for preparing a kind of roof sound panel of the present invention, comprises the following steps：Weigh exactly polyethers,
Phthalic anhydride and hexanedioic acid mixed polyester polyalcohol are more as the degree of functionality 6-7 of initiator synthesizing polyether high functionality polyethers using sucrose
First alcohol, hard bubble silicone oil, amines catalyst, foaming agent, polyether modified siloxane foam stabilizer, organosilicon series pore-creating agent, are mixed
Close uniformly, then high-speed stirred is mixed 40 seconds with thick 30 parts of MDI PM-200, foaming turns into polyurethane bulla block, and what is plastified is poly-
Urethane bubble block carries out trimming, section, and the special roof sound insulation reinforcing plate high-density plate of automotive trim is made.
Embodiment 2
A kind of roof sound panel, is prepared by the raw material of following parts by weight：20 parts of polyethers, 10 parts of phthalic anhydride, hexanedioic acid mix
Close 10 parts of PEPA, 5 parts of hard bubble silicone oil, 3 parts of amines catalyst, 3 parts of foaming agent, 3 parts of polyether modified siloxane foam stabilizer,
3 parts of organosilicon series pore-creating agent.
Preferably, the polyethers is polyethers 450.
Preferably, the hard bubble silicone oil is hard bubble silicone oil AK-158.
Preferably, the amines catalyst is C6608.
Preferably, the foaming agent is blowing agent H FC-245fa.
A kind of method for preparing a kind of roof sound panel of the present invention, comprises the following steps：Weigh exactly polyethers,
Phthalic anhydride and hexanedioic acid mixed polyester polyalcohol are more as the degree of functionality 6-7 of initiator synthesizing polyether high functionality polyethers using sucrose
First alcohol, hard bubble silicone oil, amines catalyst, foaming agent, polyether modified siloxane foam stabilizer, organosilicon series pore-creating agent, are mixed
Close uniformly, then high-speed stirred is mixed 20 seconds with thick 20 parts of MDI PM-200, foaming turns into polyurethane bulla block, and what is plastified is poly-
Urethane bubble block carries out trimming, section, and the special roof sound insulation reinforcing plate high-density plate of automotive trim is made.
Embodiment 3
A kind of roof sound panel, is prepared by the raw material of following parts by weight：40 parts of polyethers, 20 parts of phthalic anhydride, hexanedioic acid mix
Close 30 parts of PEPA, 10 parts of hard bubble silicone oil, 8 parts of amines catalyst, 5 parts of foaming agent, polyether modified siloxane foam stabilizer 8
Part, 8 parts of organosilicon series pore-creating agent.
Preferably, the polyethers is polyethers 700.
Preferably, the hard bubble silicone oil is hard bubble silicone oil L-6860.
Preferably, the amines catalyst is HP301.
Preferably, the foaming agent is blowing agent H CFC-141b.
A kind of method for preparing a kind of roof sound panel of the present invention, comprises the following steps：Weigh exactly polyethers,
Phthalic anhydride and hexanedioic acid mixed polyester polyalcohol are more as the degree of functionality 6-7 of initiator synthesizing polyether high functionality polyethers using sucrose
First alcohol, hard bubble silicone oil, amines catalyst, foaming agent, polyether modified siloxane foam stabilizer, organosilicon series pore-creating agent, are mixed
Close uniformly, then high-speed stirred is mixed 50 seconds with thick 40 parts of MDI PM-200, foaming turns into polyurethane bulla block, and what is plastified is poly-
Urethane bubble block carries out trimming, section, and the special roof sound insulation reinforcing plate high-density plate of automotive trim is made.
Claims (6)
1. a kind of roof sound panel, it is characterised in that be prepared by the raw material of following parts by weight：Polyethers 20-40 parts, phthalic anhydride
10-20 parts, hexanedioic acid mixed polyester polyalcohol 10-30 parts, hard bubble silicone oil 5-10 parts, amines catalyst 3-8 parts, foaming agent 3-5
Part, polyether modified siloxane foam stabilizer 3-8 parts, organosilicon series pore-creating agent 3-8 parts.
2. a kind of roof sound panel according to claim 1, it is characterised in that the polyethers is polyethers 1000, polyethers
450th, polyethers 700, polyethers 3050, polyethers TED2817, polyethers 260, polyethers 1000, polyethers 450, polyethers 3152 or polyethers 350
It is a kind of.
3. a kind of roof sound panel according to claim 1, it is characterised in that the hard bubble silicone oil is hard bubble silicone oil AK-
8805th, hard bubble silicone oil AK-158, hard bubble silicone oil L-6860 one kind.
A kind of 4. roof sound panel according to claim 1, it is characterised in that the amines catalyst be DMEA,
C6608, HP15 or HP301 one kind.
5. a kind of roof sound panel according to claim 1, it is characterised in that the foaming agent is blowing agent H CFC-
141b or HFC-245fa one kind.
A kind of 6. method for preparing a kind of roof sound panel described in claim 1, it is characterised in that comprise the following steps：It is accurate
Polyethers, phthalic anhydride and hexanedioic acid mixed polyester polyalcohol really are weighed, the height using sucrose as the degree of functionality 6-7 of initiator synthesizing polyether
Degree of functionality PPG, hard bubble silicone oil, amines catalyst, foaming agent, polyether modified siloxane foam stabilizer, organosilicon series are opened
Hole agent, it is mixed uniformly, then the high-speed stirred 20-50 seconds is mixed with thick MDI PM-200 20-40 parts, foaming turns into polyurethane
Bulla block, the polyurethane foam block plastified carry out trimming, section, the special roof sound insulation reinforcing plate high density of automotive trim are made
Plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710689711.8A CN107474211A (en) | 2017-08-14 | 2017-08-14 | A kind of roof sound panel and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710689711.8A CN107474211A (en) | 2017-08-14 | 2017-08-14 | A kind of roof sound panel and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107474211A true CN107474211A (en) | 2017-12-15 |
Family
ID=60600145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710689711.8A Pending CN107474211A (en) | 2017-08-14 | 2017-08-14 | A kind of roof sound panel and preparation method thereof |
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| Country | Link |
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| CN (1) | CN107474211A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108948323A (en) * | 2018-06-29 | 2018-12-07 | 长春峰泰汽车胶业有限公司 | A kind of automobile polyurethane composite material and preparation method thereof |
| CN109627418A (en) * | 2018-12-06 | 2019-04-16 | 上海应用技术大学 | A kind of preparation method of high sound absorption properties polyurethane automobile carpet |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102399435A (en) * | 2010-09-11 | 2012-04-04 | 烟台彤祥化工科技有限公司 | Polyurethane large block-foam used for car ceiling and its production method |
| CN102399437A (en) * | 2010-09-11 | 2012-04-04 | 烟台彤祥化工科技有限公司 | DVD high-density PU plate special for automobile interior decoration |
| CN102399436A (en) * | 2010-09-11 | 2012-04-04 | 烟台彤祥化工科技有限公司 | Coarse-cell polyurethane foam board produced with wet method |
| CN102504180A (en) * | 2011-09-29 | 2012-06-20 | 烟台正海汽车内饰件有限公司 | Special low-density PU (polyurethane) board for automobile roof |
-
2017
- 2017-08-14 CN CN201710689711.8A patent/CN107474211A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102399435A (en) * | 2010-09-11 | 2012-04-04 | 烟台彤祥化工科技有限公司 | Polyurethane large block-foam used for car ceiling and its production method |
| CN102399437A (en) * | 2010-09-11 | 2012-04-04 | 烟台彤祥化工科技有限公司 | DVD high-density PU plate special for automobile interior decoration |
| CN102399436A (en) * | 2010-09-11 | 2012-04-04 | 烟台彤祥化工科技有限公司 | Coarse-cell polyurethane foam board produced with wet method |
| CN102504180A (en) * | 2011-09-29 | 2012-06-20 | 烟台正海汽车内饰件有限公司 | Special low-density PU (polyurethane) board for automobile roof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108948323A (en) * | 2018-06-29 | 2018-12-07 | 长春峰泰汽车胶业有限公司 | A kind of automobile polyurethane composite material and preparation method thereof |
| CN109627418A (en) * | 2018-12-06 | 2019-04-16 | 上海应用技术大学 | A kind of preparation method of high sound absorption properties polyurethane automobile carpet |
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Application publication date: 20171215 |