CN105482359B - A kind of environment-friendly type structural foam and its preparation method and application - Google Patents
A kind of environment-friendly type structural foam and its preparation method and application Download PDFInfo
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- CN105482359B CN105482359B CN201510955001.6A CN201510955001A CN105482359B CN 105482359 B CN105482359 B CN 105482359B CN 201510955001 A CN201510955001 A CN 201510955001A CN 105482359 B CN105482359 B CN 105482359B
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
- C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
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- 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
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- 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
- C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
- C08J2361/04—Condensation polymers of aldehydes or ketones with phenols only
- C08J2361/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
-
- 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
- C08J2425/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2425/02—Homopolymers or copolymers of hydrocarbons
- C08J2425/04—Homopolymers or copolymers of styrene
- C08J2425/06—Polystyrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
Abstract
The invention discloses a kind of environment-friendly type structural foam and its preparation method and application, the environment-friendly type structural foam is made up of the raw material below according to parts by weight：55 63 parts of polystyrene, 72 79 parts of phenolic resin, 58 parts of alum, 23 29 parts of curculigo orchioides extract, 10 15 parts of lauryl sodium sulfate, 38 parts of hydroxy-ethyl acrylate.Thizoma curculiginis is soaking, steam blasting, drying, condensing reflux extraction, centrifugation, concentration be made curculigo orchioides extract；Phenolic resin is inserted in absolute ethyl alcohol, the alum aqueous solution is added after heating and is pre-processed, sequentially adds polystyrene processing, curculigo orchioides extract, water, hydroxy-ethyl acrylate, lauryl sodium sulfate, is inserted in mould and is stood, cures and produce.The present invention has good heat-insulating property, fire resistance and compression performance, improves heat endurance, and also with sound-absorbing, sound insulation value, preparation process is easy to operate, belongs to environmentally friendly material.
Description
Technical field
The present invention relates to automotive material technical field, specifically a kind of environment-friendly type structural foam and preparation method thereof and
Using.
Background technology
With the continuous expansion of the enhancing of energy conservation and environmental awareness, and mankind's activity field, thermal isolation technique is increasingly
It is valued by people, and is widely used in the fields such as industry, building, Aeronautics and Astronautics.It is presently used for the adiabatic material of insulation
Expect that species is more, including：Ceramic fiber cotton plate, glass fibre cotton plate, rock thing cotton plate, polystyrol plastic foam plate, foaming water
Mud, expansible pearlite insulation system and polyphenylene granule heat-insulating slurry etc..With the further development of technology, heat-insulation and heat-preservation material
Material and technology just gradually develop to efficient, environmentally friendly direction.The foam that existing method is prepared, its anti-compression properties is poor,
Product size stability is poor, and when in use, thermal conductivity factor is higher, and mechanical property and fire resistance are indefinite, the compressed shape of foam
Become larger, be unfavorable for the heat-insulation and heat-preservation of foam.Meanwhile sound insulation and noise reducing is also that relevant environment, science and technology and human kind sustainable development are anxious
The significant problem that need to be solved.
The content of the invention
It is an object of the invention to provide a kind of good heat-insulating property, fire resistance and compression performance, sound-absorbing, sound insulation
Environment-friendly type structural foam of performance and its preparation method and application, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of environment-friendly type structural foam, is made up of the raw material below according to parts by weight：Polystyrene 55-63 parts, phenol
Urea formaldehyde 72-79 parts, alum 5-8 parts, curculigo orchioides extract 23-29 parts, lauryl sodium sulfate 10-15 parts, hydroxy-ethyl acrylate
3-8 parts.
As the further scheme of the present invention：The environment-friendly type structural foam, by below according to the raw material of parts by weight
Composition：Polystyrene 57-61 parts, phenolic resin 74-77 parts, alum 6-7 parts, curculigo orchioides extract 25-27 parts, dodecyl sulphate
Sodium 11-13 parts, hydroxy-ethyl acrylate 4-6 parts.
As the further scheme of the present invention：The environment-friendly type structural foam, by below according to the raw material of parts by weight
Composition：59 parts of polystyrene, 75 parts of phenolic resin, 6.5 parts of alum, 26 parts of curculigo orchioides extract, 12 parts of lauryl sodium sulfate, third
5 parts of olefin(e) acid hydroxyl ethyl ester.
The preparation method of the environment-friendly type structural foam, is comprised the steps of：
1) preparation of curculigo orchioides extract：Thizoma curculiginis is rinsed with water, removes surface impurity, then soaks 7- in 50 DEG C of water
7.5h, it is standby；Take treated thizoma curculiginis to carry out steam blasting 25s under the conditions of 2.5-2.6MPa, and done under the conditions of 90-95 DEG C
It is dry, thizoma curculiginis pretreatment material is obtained, it is standby；Take thizoma curculiginis pretreatment material to carry out condensing reflux extraction, be 90-95%'s with percentage by volume
For ethanol solution as Extraction solvent, Extracting temperature is 68 DEG C, and the mass ratio of the thizoma curculiginis pretreatment material and ethanol solution is 1:23-
25, reflux extracting time 6h, extract solution is obtained, it is standby；Gained extract solution is centrifuged, takes filtrate rotary evaporation to be concentrated into original
The 5-10% of volume, produces curculigo orchioides extract；
2) phenolic resin is inserted in the absolute ethyl alcohol of 16-18 times of its quality, when being heated to 63-65 DEG C, adds alum water
Solution carries out pretreatment 0.3-0.5h, and the wherein content in the alum aqueous solution shared by alum is 30-35%, adds polyphenyl second
Alkene, continue stir process 8-12min, then add curculigo orchioides extract and continue stir process 10-12min, add phenolic resin
The water of 10-13 times of quality, and 80-85 DEG C is heated to, hydroxy-ethyl acrylate is added at this temperature and carries out heating 15-
70-75 DEG C is cooled to after 20min, adds lauryl sodium sulfate, after stirring 3-5min, 40-45 DEG C is down to, is placed into mould
It is middle to stand, cure and produce environment-friendly type structural foam.
Application of the environment-friendly type structural foam in automobile filled and process material is prepared.
Compared with prior art, the beneficial effects of the invention are as follows：
Environment-friendly type structural foam prepared by the present invention has good thermal insulation under the interaction of each raw material
Energy, fire resistance and compression performance, improve heat endurance, also with sound-absorbing, sound insulation value.Preparation process is easy to operate,
And whole process unharmful substance is released, belong to environmentally friendly material, suitable for industrialized production.Its Midst density is less than 34kg/m3,
Thermal conductivity factor is less than 19mW/mK, and compressive strength is more than or equal to 0.45MPa, and modulus of compressibility is more than 16MPa, and oxygen index (OI) is more than etc.
In 23.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of environment-friendly type structural foam, it is made up of the raw material below according to parts by weight：Polyphenyl
55 parts of ethene, 72 parts of phenolic resin, 5 parts of alum, 23 parts of curculigo orchioides extract, 10 parts of lauryl sodium sulfate, hydroxy-ethyl acrylate 3
Part.
Thizoma curculiginis is rinsed with water, removes surface impurity, 7h is then soaked in 50 DEG C of water, it is standby；Take treated celestial being
Thatch carries out steam blasting 25s under the conditions of 2.5MPa, and is dried under the conditions of 90 DEG C, obtains thizoma curculiginis pretreatment material, standby；Take thizoma curculiginis
Pretreatment material carries out condensing reflux extraction, is as Extraction solvent, Extracting temperature by the use of the ethanol solution that percentage by volume is 90%
68 DEG C, the mass ratio of the thizoma curculiginis pretreatment material and ethanol solution is 1:23, reflux extracting time 6h, extract solution is obtained, it is standby；
Gained extract solution is centrifuged, takes filtrate rotary evaporation to be concentrated into the 5% of original volume, produces curculigo orchioides extract.By phenolic aldehyde tree
Fat is inserted in the absolute ethyl alcohol of 16 times of its quality, and when being heated to 63 DEG C, the addition alum aqueous solution carries out pretreatment 0.3h, wherein in vain
Content in the alum aqueous solution shared by alum is 30%, adds polystyrene, continues stir process 8min, then adds thizoma curculiginis and carries
Take thing to continue stir process 10min, add the water of 10 times of phenolic resin quality, and be heated to 80 DEG C, add at this temperature
Hydroxy-ethyl acrylate is simultaneously cooled to 70 DEG C after carrying out heating 15min, adds lauryl sodium sulfate, after stirring 3min,
40 DEG C are down to, is placed into mould and is stood, cures and produce environment-friendly type structural foam.
Embodiment 2
In the embodiment of the present invention, a kind of environment-friendly type structural foam, it is made up of the raw material below according to parts by weight：Polyphenyl
63 parts of ethene, 79 parts of phenolic resin, 8 parts of alum, 29 parts of curculigo orchioides extract, 15 parts of lauryl sodium sulfate, hydroxy-ethyl acrylate 8
Part.
Thizoma curculiginis is rinsed with water, removes surface impurity, 7.5h is then soaked in 50 DEG C of water, it is standby；Take treated
Thizoma curculiginis carries out steam blasting 25s under the conditions of 2.6MPa, and is dried under the conditions of 95 DEG C, obtains thizoma curculiginis pretreatment material, standby；Take celestial being
Thatch pretreatment material carries out condensing reflux extraction, and Extraction solvent, Extracting temperature are used as by the use of the ethanol solution that percentage by volume is 95%
For 68 DEG C, the mass ratio of the thizoma curculiginis pretreatment material and ethanol solution is 1:25, reflux extracting time 6h, extract solution is obtained, it is standby
With；Gained extract solution is centrifuged, takes filtrate rotary evaporation to be concentrated into the 10% of original volume, produces curculigo orchioides extract.By phenol
Urea formaldehyde is inserted in the absolute ethyl alcohol of 18 times of its quality, and when being heated to 65 DEG C, the addition alum aqueous solution carries out pretreatment 0.5h, its
Content in the middle alum aqueous solution shared by alum is 35%, adds polystyrene, continues stir process 12min, then adds
Curculigo orchioides extract continues stir process 12min, adds the water of 13 times of phenolic resin quality, and is heated to 85 DEG C, in this temperature
It is lower to add hydroxy-ethyl acrylate and be cooled to 75 DEG C after carrying out heating 20min, lauryl sodium sulfate is added, is stirred
After 5min, 45 DEG C are down to, is placed into mould and is stood, cures and produce environment-friendly type structural foam.
Embodiment 3
In the embodiment of the present invention, a kind of environment-friendly type structural foam, it is made up of the raw material below according to parts by weight：Polyphenyl
57 parts of ethene, 74 parts of phenolic resin, 6 parts of alum, 25 parts of curculigo orchioides extract, 11 parts of lauryl sodium sulfate, hydroxy-ethyl acrylate 4
Part.
Thizoma curculiginis is rinsed with water, removes surface impurity, 7.2h is then soaked in 50 DEG C of water, it is standby；Take treated
Thizoma curculiginis carries out steam blasting 25s under the conditions of 2.6MPa, and is dried under the conditions of 92 DEG C, obtains thizoma curculiginis pretreatment material, standby；Take celestial being
Thatch pretreatment material carries out condensing reflux extraction, and Extraction solvent, Extracting temperature are used as by the use of the ethanol solution that percentage by volume is 92%
For 68 DEG C, the mass ratio of the thizoma curculiginis pretreatment material and ethanol solution is 1:24, reflux extracting time 6h, extract solution is obtained, it is standby
With；Gained extract solution is centrifuged, takes filtrate rotary evaporation to be concentrated into the 7% of original volume, produces curculigo orchioides extract.By phenolic aldehyde
Resin is inserted in the absolute ethyl alcohol of 17 times of its quality, and when being heated to 64 DEG C, the addition alum aqueous solution carries out pretreatment 0.4h, wherein
Content in the alum aqueous solution shared by alum is 32%, adds polystyrene, continues stir process 10min, is then added celestial
Thatch extract continues stir process 11min, adds the water of 12 times of phenolic resin quality, and is heated to 82 DEG C, at this temperature
Add hydroxy-ethyl acrylate and be cooled to 72 DEG C after carrying out heating 17min, add lauryl sodium sulfate, stir 4min
Afterwards, 42 DEG C are down to, is placed into mould and is stood, cures and produce environment-friendly type structural foam.
Embodiment 4
In the embodiment of the present invention, a kind of environment-friendly type structural foam, it is made up of the raw material below according to parts by weight：Polyphenyl
61 parts of ethene, 77 parts of phenolic resin, 7 parts of alum, 27 parts of curculigo orchioides extract, 13 parts of lauryl sodium sulfate, hydroxy-ethyl acrylate 6
Part.
Preparation process is same as Example 3.
Embodiment 5
In the embodiment of the present invention, a kind of environment-friendly type structural foam, it is made up of the raw material below according to parts by weight：Polyphenyl
59 parts of ethene, 75 parts of phenolic resin, 6.5 parts of alum, 26 parts of curculigo orchioides extract, 12 parts of lauryl sodium sulfate, acrylic acid hydroxyl second
5 parts of ester.
Preparation process is same as Example 3.
Comparative example 1
In addition to curculigo orchioides extract is not contained, remaining formula is consistent with embodiment 5 with preparation process.
Comparative example 2
In addition to alum is not contained, remaining formula is consistent with embodiment 5 with preparation process.
Comparative example 3
In addition to curculigo orchioides extract, alum is not contained, remaining formula is consistent with embodiment 5 with preparation process.
The Performance Evaluation that above-described embodiment 1-5 and comparative example 1-3 prepares gained environment-friendly type structural foam is as follows：
Compression performance：Integral loop conformal structure foamed material cut growth 50mm, wide 50mm, high 50mm sample are pressed
GB/T8813-2008 is tested, compression speed 5mm/min；
Combustibility：Integral loop conformal structure foamed material cut growth 250mm, wide 20mm, high 20mm sample are pressed
GB/T8333-87 determines its oxygen index (OI)；
Heat-insulating property：Integral loop conformal structure foamed material cut growth 300mm, wide 300mm, high 10mm sample are pressed
Tested using German Nai Chi companies hot-fluid conductometer HFM436, the irregularity degree of sample is less than 0.5mm/m；
Density：Integral loop conformal structure foamed material cut growth 50mm, wide 50mm, high 50mm sample are pressed into GB/
T6343-2009 is tested；
The embodiment 1-5 of table 1 and comparative example 1-3 Performance Evaluation such as following table
From the result in table 1, environment-friendly type structural foam prepared by the present invention has good heat-insulating property, resistance
Combustion performance and mechanical property, its Midst density are less than 34kg/m3, thermal conductivity factor is less than 19mW/mK, and compressive strength is more than or equal to
0.45MPa, modulus of compressibility are more than 16MPa, and oxygen index (OI) is more than or equal to 23.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (4)
1. a kind of environment-friendly type structural foam, it is characterised in that be made up of the raw material below according to parts by weight：Polystyrene
55-63 parts, phenolic resin 72-79 parts, alum 5-8 parts, curculigo orchioides extract 23-29 parts, lauryl sodium sulfate 10-15 parts, third
Olefin(e) acid hydroxyl ethyl ester 3-8 parts；
Its preparation method, is comprised the steps of：
1) preparation of curculigo orchioides extract：Thizoma curculiginis is rinsed with water, removes surface impurity, then soaks 7- in 50 DEG C of water
7.5h, it is standby；Take treated thizoma curculiginis to carry out steam blasting 25s under the conditions of 2.5-2.6MPa, and done under the conditions of 90-95 DEG C
It is dry, thizoma curculiginis pretreatment material is obtained, it is standby；Take thizoma curculiginis pretreatment material to carry out condensing reflux extraction, be 90-95%'s with percentage by volume
For ethanol solution as Extraction solvent, Extracting temperature is 68 DEG C, and the mass ratio of the thizoma curculiginis pretreatment material and ethanol solution is 1:23-
25, reflux extracting time 6h, extract solution is obtained, it is standby；Gained extract solution is centrifuged, takes filtrate rotary evaporation to be concentrated into original
The 5-10% of volume, produces curculigo orchioides extract；
2) phenolic resin is inserted in the absolute ethyl alcohol of 16-18 times of its quality, when being heated to 63-65 DEG C, adds the alum aqueous solution
Pretreatment 0.3-0.5h is carried out, the wherein content in the alum aqueous solution shared by alum is 30-35%, adds polystyrene, after
Continuous stir process 8-12min, then add curculigo orchioides extract and continue stir process 10-12min, add phenolic resin quality
10-13 times of water, and 80-85 DEG C is heated to, hydroxy-ethyl acrylate is added at this temperature and carries out heating 15-20min
After be cooled to 70-75 DEG C, add lauryl sodium sulfate, after stirring 3-5min, be down to 40-45 DEG C, be placed into quiet in mould
Put, cure and produce environment-friendly type structural foam.
2. environment-friendly type structural foam according to claim 1, it is characterised in that by below according to the raw material of parts by weight
Composition：Polystyrene 57-61 parts, phenolic resin 74-77 parts, alum 6-7 parts, curculigo orchioides extract 25-27 parts, dodecyl sulphate
Sodium 11-13 parts, hydroxy-ethyl acrylate 4-6 parts.
3. environment-friendly type structural foam according to claim 2, it is characterised in that by below according to the raw material of parts by weight
Composition：59 parts of polystyrene, 75 parts of phenolic resin, 6.5 parts of alum, 26 parts of curculigo orchioides extract, 12 parts of lauryl sodium sulfate, third
5 parts of olefin(e) acid hydroxyl ethyl ester.
4. according to any described environment-friendly type structural foams of claim 1-3 answering in automobile filled and process material is prepared
With.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101342274A (en) * | 2007-07-13 | 2009-01-14 | 山东绿叶天然药物研究开发有限公司 | Curculigo orchioides extract, preparation method and uses thereof |
| CN101709136A (en) * | 2009-12-10 | 2010-05-19 | 谢建华 | Foamed phenolic resin composition |
| CN103122104A (en) * | 2011-11-19 | 2013-05-29 | 大连得达科技发展有限公司 | High-temperature-resistant antibacterial foamed plastic |
| CN103408891A (en) * | 2013-08-09 | 2013-11-27 | 南通南京大学材料工程技术研究院 | High-molecular flame-retardant foam material and preparation method thereof |
| WO2014179842A1 (en) * | 2013-05-07 | 2014-11-13 | Xflam Pty Ltd | Foam composites |
-
2015
- 2015-12-17 CN CN201510955001.6A patent/CN105482359B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101342274A (en) * | 2007-07-13 | 2009-01-14 | 山东绿叶天然药物研究开发有限公司 | Curculigo orchioides extract, preparation method and uses thereof |
| CN101709136A (en) * | 2009-12-10 | 2010-05-19 | 谢建华 | Foamed phenolic resin composition |
| CN103122104A (en) * | 2011-11-19 | 2013-05-29 | 大连得达科技发展有限公司 | High-temperature-resistant antibacterial foamed plastic |
| WO2014179842A1 (en) * | 2013-05-07 | 2014-11-13 | Xflam Pty Ltd | Foam composites |
| CN103408891A (en) * | 2013-08-09 | 2013-11-27 | 南通南京大学材料工程技术研究院 | High-molecular flame-retardant foam material and preparation method thereof |
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