CN108410122A - A kind of rock wool fibers enhancing phenolic foam composite material and preparation method thereof - Google Patents
A kind of rock wool fibers enhancing phenolic foam composite material and preparation method thereof Download PDFInfo
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- CN108410122A CN108410122A CN201810186517.2A CN201810186517A CN108410122A CN 108410122 A CN108410122 A CN 108410122A CN 201810186517 A CN201810186517 A CN 201810186517A CN 108410122 A CN108410122 A CN 108410122A
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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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
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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
- 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
- C08J9/141—Hydrocarbons
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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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
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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
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
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Abstract
The present invention relates to a kind of rock wool fibers to enhance phenolic foam composite material, includes the raw material of following parts by weight：100 parts of expandable phenolic resin, 3~20 parts of rock wool fibers, 2~25 parts of foaming agent, 2~15 parts of surfactant, 3~20 parts of curing agent, the rock wool fibers are the rock wool fibers handled that are chopped.The phenolic foam material with higher-strength, toughness and fire line can be made in the present invention, and can adjust the mechanical performance and fire protecting performance of foamed material by adjusting length and the addition of rock wool fibers.The industry to heat preservation and the same high request of fire resisting such as skyscraper, aircraft industry, communications and transportation, petrochemical industry is can be widely used for rock wool fibers produced by the present invention enhancing phenolic foam composite material.
Description
Technical field
The present invention relates to field of material technology, and in particular to a kind of rock wool fibers enhancing phenolic foam composite material and its system
Preparation Method.
Background technology
Phenolic foam material have thermal insulation it is good, it is fire retardant, burning when the good characteristics such as low-smoke low-toxicity and low water absorbable, in recent years
To be had broad application prospects in industries such as skyscraper, aircraft industry, communications and transportation, petrochemical industries.Especially as building
External-wall heat-insulation material, can not only meet building energy conservation consumption reduction requirement, and with inorganic material it is compound after can reach A grades it is non-ignitable,
Public affairs can be met to disappear [2011] No. 65 fire protection requirements of the file about architectural exterior insulation material.Moreover, with foamed concrete, rock wool
The inorganic external thermal insulations material such as plate, glass-fiber-plate is compared, and phenolic foam composite material quality is lighter, heat insulation is more preferable.However, phenolic aldehyde
The weakness such as foam matter is crisp, easy dusting, bending strength are low seriously restrict its application.
Carry out toughening enhancing phenol formaldehyde foam using fiber and have become one of important means, however organic fiber include cellulose,
Though the natural fibers such as bamboo fibre can enhance phenol formaldehyde foam, fire protecting performance fails to effectively improve.Therefore, in order to improve phenol formaldehyde foam
Toughness and scaling-off property, while improving its fire line, had become the first choice using inorganic material is compound therewith.On engineer application,
The use of current phenolic foam material is mainly to take the form of battenboard, i.e., with certain thickness steel or inorganic material such as glass
Fine fabric, gypsum, waterglass, glass magnesium board, lightweight calcium silicates, cement etc. are coated in phenol formaldehyde foam surface, this composite phenol formaldehyde bubble
Foam plate can reach A grades it is non-ignitable, obtained certain applications, but cost is higher, and it is relatively low, frangible still to solve material compressive resistance
The problem of.
Invention content
To solve the above problems, the present invention provides a kind of toughness that can improve phenol formaldehyde foam and scaling-off property, lightweight heat-proof
And the rock wool fibers enhancing phenolic foam composite material and preparation method thereof that fire protecting performance is excellent.
Technical scheme of the present invention：
A kind of rock wool fibers enhancing phenolic foam composite material, includes the raw material of following parts by weight：Expandable phenolic resin 100
Part, 3~20 parts of rock wool fibers, 2~25 parts of foaming agent, 2~15 parts of surfactant, 3~20 parts of curing agent, rock wool fibre
Dimension is the rock wool fibers handled that are chopped.
Preferably, include the raw material of following parts by weight：100 parts of expandable phenolic resin, 10 parts of rock wool fibers, foaming agent
8 parts, 7 parts of surfactant, 10 parts of curing agent.
Preferably, the rock wool fibers are the rock wool fibre for carrying out chopped processing with mechanical attrition method or chopped method in advance
The length of dimension, the rock wool fibers is 1-3mm.
Preferably, the curing agent is phosphoric acid, p-methyl benzenesulfonic acid and water, the phosphoric acid：P-methyl benzenesulfonic acid：Water quality ratio
It is 1:1:1.
Preferably, the surfactant is Tween 80.
Preferably, the foaming agent is pentane.
Preferably, a kind of preparation method of rock wool fibers enhancing phenolic foam composite material, includes the following steps：（1）It will
Rock wool fibers carry out the processing that is chopped with mechanical attrition method or chopped method in advance, then with silane coupling agent immersion treatment and dry；（2）
By in expandable phenolic resin with surfactant, foaming agent after mixing, be added step（1）Rock wool fibers after drying,
It stirs evenly；（3）It is eventually adding curing agent, rock wool fibers enhancing phenol formaldehyde foam composite wood can be prepared by pouring into foaming after mold
Material.
Preferably, blowing temperature is 65~75 °C.
Preferably, step（3）The hardening time is 10-30 minutes.
Beneficial effects of the present invention：
The phenolic foam material with higher-strength, toughness and fire line can be made in the present invention, and can be by adjusting rock wool fibers
Length and addition adjust the mechanical performance and fire protecting performance of foamed material.Enhance phenol with rock wool fibers produced by the present invention
It is same to heat preservation and fire resisting that aldehyde foamed composite can be widely used for skyscraper, aircraft industry, communications and transportation, petrochemical industry etc.
The industry of high request.
Supporting role of the present invention using the noninflammability and staple fiber of rock wool fibers to abscess, the addition introduced in of the invention
It is mutually rock wool fibers.Rock wool fibers are fibers made of natural rock, non-ignitable, not mould, do not eat into, and are current common building thermal insulating materials
One of longest thermal insulation material of service life, can reach the service life of the same age with building in material.General heatproof up to 600 °C with
On, it is far above glass fibre and slag fibre, and cheap.Rock wool fibers are added in phenol formaldehyde foam, rock wool fibre is utilized
The characteristics such as the non-ignitable, lower thermal conductivity of dimension, and its supporting role to foamed material abscess and matrix can play phenolic foam material
To the effect of activeness and quietness, and improve the fire line of phenol formaldehyde foam.
Description of the drawings
Fig. 1 is the phenol formaldehyde foam Fracture scan electromicroscopic photograph that embodiment 1 adds 5wt% 3mm rock wools.
Fig. 2 is the phenol formaldehyde foam Fracture scan electromicroscopic photograph that embodiment 3 adds 15wt% 3mm rock wools.
Specific implementation mode
Embodiment 1
Expandable phenolic resin 100kg, the rock wool fibers 5kg, foaming agent 10kg, surfactant 6kg of the 3mm that is chopped, curing agent
16.2kg, the curing agent are phosphoric acid, p-methyl benzenesulfonic acid and water, the phosphoric acid：P-methyl benzenesulfonic acid：Water quality ratio is 1:1:1,
The surfactant is Tween 80, and the foaming agent is pentane.Preparation method：Rock wool fibers are used into mechanical attrition method in advance
Or chopped method is chopped to 3mm processing, then with silane coupling agent immersion treatment and dry；（2）It will be in expandable phenolic resin
After mixing with surfactant, foaming agent, step is added（1）Rock wool fibers after drying, stir evenly；（3）Finally plus
Enter curing agent, rock wool fibers enhancing phenolic foam composite material can be prepared by pouring into foaming after mold.70 °C of blowing temperature, hair
It steeps 25 minutes time, hardening time is 30 minutes.
The rate of slag falling of gained rock wool fibers/phenolic foam composite material is 1.86%, and compressive strength 0.21Mpa, limit oxygen refers to
Number is 53.1.Compared with unmodified phenolic foam material, rate of slag falling reduces 32.4%, and compressive strength and limit oxygen index divide
209.8%, 24.5% is not improved.Fig. 1 is the phenol formaldehyde foam Fracture scan electromicroscopic photograph that the present embodiment adds 5wt% 3mm rock wools.
Embodiment 2
100 kg of expandable phenolic resin, 10 kg of rock wool fibers, 15 kg of foaming agent, 9 kg of surfactant of the 3mm that is chopped, Gu
16.2 kg of agent, the curing agent are phosphoric acid, p-methyl benzenesulfonic acid and water, the phosphoric acid：P-methyl benzenesulfonic acid：Water quality ratio is
1:1:1, the surfactant is Tween 80, and the foaming agent is pentane.
Preparation method：Rock wool fibers are chopped with mechanical attrition method or chopped method to 3mm processing, then with silane in advance
Coupling agent immersion treatment is simultaneously dried；（2）By in expandable phenolic resin with surfactant, foaming agent after mixing, be added
Step（1）Rock wool fibers after drying, stir evenly；（3）It is eventually adding curing agent, rock can be prepared by pouring into foaming after mold
Cotton fiber enhances phenolic foam composite material.75 °C of blowing temperature, foamed time 30 minutes, hardening time are 30 minutes.
The rate of slag falling of gained rock wool fibers/phenolic foam composite material is 1.66%, and compressive strength 0.26Mpa, limit oxygen refers to
Number is 56.8.Compared with unmodified phenolic foam material, rate of slag falling reduces by 38.7%, compressive strength and limit oxygen index difference
Improve 288.1%, 27.1%.
Embodiment 3
Expandable phenolic resin 100, the rock wool fibers 15% for the 3mm that is chopped, foaming agent 20%, surfactant 13.5%, curing agent
16.2%, the curing agent is phosphoric acid, p-methyl benzenesulfonic acid and water, the phosphoric acid：P-methyl benzenesulfonic acid：Water quality ratio is 1:1:1,
The surfactant is Tween 80, and the foaming agent is pentane.
Preparation method：Rock wool fibers are chopped with mechanical attrition method or chopped method to 3mm processing, then with silane in advance
Coupling agent immersion treatment is simultaneously dried；（2）By in expandable phenolic resin with surfactant, foaming agent after mixing, be added
Step（1）Rock wool fibers after drying, stir evenly；（3）It is eventually adding curing agent, rock can be prepared by pouring into foaming after mold
Cotton fiber enhances phenolic foam composite material.80 °C of blowing temperature, foamed time 30 minutes, hardening time are 30 minutes.
The rate of slag falling of gained rock wool fibers/phenolic foam composite material is 1.83%, and compressive strength 0.39Mpa, limit oxygen refers to
Number is 61.2.Compared with unmodified phenolic foam material, rate of slag falling reduces by 33.5%, compressive strength and limit oxygen index difference
Improve 475.2%, 43.5%.Fig. 2 is the phenol formaldehyde foam Fracture scan electromicroscopic photograph that the present embodiment adds 15wt% 3mm rock wools.
Embodiment 4
Expandable phenolic resin 100,3 kg of rock wool fibers, 25 kg of foaming agent, 2 kg of surfactant of the 3mm that is chopped, curing agent
20 kg, the curing agent are phosphoric acid, p-methyl benzenesulfonic acid and water, the phosphoric acid：P-methyl benzenesulfonic acid：Water quality ratio is 1:1:1,
The surfactant is Tween 80, and the foaming agent is pentane.
Preparation method：Rock wool fibers are chopped with mechanical attrition method or chopped method to 3mm processing, then with silane in advance
Coupling agent immersion treatment is simultaneously dried；（2）By in expandable phenolic resin with surfactant, foaming agent after mixing, be added
Step（1）Rock wool fibers after drying, stir evenly；（3）It is eventually adding curing agent, rock can be prepared by pouring into foaming after mold
Cotton fiber enhances phenolic foam composite material.80 °C of blowing temperature, foamed time 30 minutes, hardening time are 30 minutes.
The rate of slag falling of gained rock wool fibers/phenolic foam composite material is 1.77%, and compressive strength 0.40Mpa, limit oxygen refers to
Number is 58.2.Compared with unmodified phenolic foam material, rate of slag falling reduces by 35.7%, compressive strength and limit oxygen index difference
Improve 490.1%, 36.7%.
Embodiment 5
Expandable phenolic resin 100,3 kg of rock wool fibers, 25 kg of foaming agent, 2 kg of surfactant of the 1mm that is chopped, curing agent
20 kg, the curing agent are phosphoric acid, p-methyl benzenesulfonic acid and water, the phosphoric acid：P-methyl benzenesulfonic acid：Water quality ratio is 1:1:1,
The surfactant is Tween 80, and the foaming agent is pentane.
Preparation method：Rock wool fibers are chopped with mechanical attrition method or chopped method to 3mm processing, then with silane in advance
Coupling agent immersion treatment is simultaneously dried；（2）By in expandable phenolic resin with surfactant, foaming agent after mixing, be added
Step（1）Rock wool fibers after drying, stir evenly；（3）It is eventually adding curing agent, rock can be prepared by pouring into foaming after mold
Cotton fiber enhances phenolic foam composite material.80 °C of blowing temperature, foamed time 30 minutes, hardening time are 30 minutes.
The rate of slag falling of gained rock wool fibers/phenolic foam composite material is 1.91%, and compressive strength 0.36Mpa, limit oxygen refers to
Number is 50.3.Compared with unmodified phenolic foam material, rate of slag falling reduces by 30.6%, compressive strength and limit oxygen index difference
Improve 431.1%, 18.2%.
Embodiment 6
Expandable phenolic resin 100, the rock wool fibers 20kg, 2 kg of foaming agent, 15 kg of surfactant of the 3mm that is chopped, curing agent
3kg, the curing agent are phosphoric acid, p-methyl benzenesulfonic acid and water, the phosphoric acid：P-methyl benzenesulfonic acid：Water quality ratio is 1:1:1, institute
It is Tween 80 to state surfactant, and the foaming agent is pentane.
Preparation method：Rock wool fibers are chopped with mechanical attrition method or chopped method to 3mm processing, then with silane in advance
Coupling agent immersion treatment is simultaneously dried；（2）By in expandable phenolic resin with surfactant, foaming agent after mixing, be added
Step（1）Rock wool fibers after drying, stir evenly；（3）It is eventually adding curing agent, rock can be prepared by pouring into foaming after mold
Cotton fiber enhances phenolic foam composite material.80 °C of blowing temperature, foamed time 30 minutes, hardening time are 30 minutes.
The rate of slag falling of gained rock wool fibers/phenolic foam composite material is 1.89%, and compressive strength 0.36Mpa, limit oxygen refers to
Number is 58.7.Compared with unmodified phenolic foam material, rate of slag falling reduces by 31.3%, compressive strength and limit oxygen index difference
Improve 431.1%, 37.9%.
Embodiment 7
Expandable phenolic resin 100, the rock wool fibers 10kg, 8 kg of foaming agent, 7 kg of surfactant of the 2mm that is chopped, curing agent
10kg, the curing agent are phosphoric acid, p-methyl benzenesulfonic acid and water, the phosphoric acid：P-methyl benzenesulfonic acid：Water quality ratio is 1:1:1, institute
It is Tween 80 to state surfactant, and the foaming agent is pentane.
Preparation method：Rock wool fibers are chopped with mechanical attrition method or chopped method to 3mm processing, then with silane in advance
Coupling agent immersion treatment is simultaneously dried；（2）By in expandable phenolic resin with surfactant, foaming agent after mixing, be added
Step（1）Rock wool fibers after drying, stir evenly；（3）It is eventually adding curing agent, rock can be prepared by pouring into foaming after mold
Cotton fiber enhances phenolic foam composite material.80 °C of blowing temperature, foamed time 30 minutes, hardening time are 30 minutes.
The rate of slag falling of gained rock wool fibers/phenolic foam composite material is 1.66%, and compressive strength 0.45Mpa, limit oxygen refers to
Number is 64.5.Compared with unmodified phenolic foam material, rate of slag falling reduces by 39.7%, compressive strength and limit oxygen index difference
Improve 563.9%, 51.5%.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can in other embodiments be realized in the case where not departing from the spirit or scope of patent of the present invention.Therefore, originally
Invention is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein
Consistent widest range.
Claims (9)
1. a kind of rock wool fibers enhance phenolic foam composite material, which is characterized in that include the raw material of following parts by weight：It can send out
100 parts of phenolic resin of property, 3~20 parts of rock wool fibers, 2~25 parts of foaming agent, 2~15 parts of surfactant, curing agent 3~20
Part, the rock wool fibers are the rock wool fibers handled that are chopped.
2. a kind of rock wool fibers according to claim 1 enhance phenolic foam composite material, which is characterized in that including following
The raw material of parts by weight：100 parts of expandable phenolic resin, 10 parts of rock wool fibers, 8 parts of foaming agent, 7 parts of surfactant, solidification
10 parts of agent.
3. a kind of rock wool fibers according to claim 2 enhance phenolic foam composite material, which is characterized in that the rock
Cotton fiber is to carry out the rock wool fibers handled that are chopped with mechanical attrition method or chopped method in advance, and the length of the rock wool fibers is 1-
3mm。
4. a kind of rock wool fibers according to claim 3 enhance phenolic foam composite material, which is characterized in that described consolidates
Agent is phosphoric acid, p-methyl benzenesulfonic acid and water, the phosphoric acid：P-methyl benzenesulfonic acid：Water quality ratio is 1:1:1.
5. a kind of rock wool fibers according to claim 3 enhance phenolic foam composite material, which is characterized in that the surface
Activating agent is Tween 80.
6. a kind of rock wool fibers according to claim 3 enhance phenolic foam composite material, which is characterized in that the foaming
Agent is pentane.
7. a kind of preparation method of rock wool fibers enhancing phenolic foam composite material of claim 1-6 any one of them, special
Sign is, includes the following steps：（1）Rock wool fibers are subjected to the processing that is chopped with mechanical attrition method or chopped method in advance, then with silicon
Alkane coupling agent immersion treatment is simultaneously dried；（2）By in expandable phenolic resin with surfactant, foaming agent after mixing, add
Enter step（1）Rock wool fibers after drying, stir evenly；（3）It is eventually adding curing agent, foams and can prepare after pouring into mold
Rock wool fibers enhance phenolic foam composite material.
8. preparation method according to claim 7, which is characterized in that blowing temperature is 65~75 °C.
9. preparation method according to claim 7, which is characterized in that step（3）The hardening time is 10-30 points
Clock.
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| CN201810186517.2A CN108410122A (en) | 2018-03-07 | 2018-03-07 | A kind of rock wool fibers enhancing phenolic foam composite material and preparation method thereof |
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| CN201810186517.2A CN108410122A (en) | 2018-03-07 | 2018-03-07 | A kind of rock wool fibers enhancing phenolic foam composite material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109280326A (en) * | 2018-09-14 | 2019-01-29 | 营口象圆新材料工程技术有限公司 | A kind of phenolic board and preparation method thereof that rock wool is modified |
| CN115027072A (en) * | 2022-06-20 | 2022-09-09 | 山东安格尔环保科技有限公司 | High-durability composite rock wool processing technology and structure thereof |
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| JPS6230034A (en) * | 1985-05-22 | 1987-02-09 | 高性能樹脂新製造技術研究組合 | Laminate and manufacture thereof |
| CN102964772A (en) * | 2012-12-05 | 2013-03-13 | 福建天利高新材料有限公司 | Chopped fiber reinforced phenolic resin foam material and preparation method thereof |
| CN104497474A (en) * | 2014-11-24 | 2015-04-08 | 河北天能泡沫板有限公司 | Phenolic foaming body used for metal surface phenolic composite boards, and preparation method thereof |
| CN107117925A (en) * | 2017-06-08 | 2017-09-01 | 合肥帧讯低温科技有限公司 | High-flame-retardant heat-insulating material |
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2018
- 2018-03-07 CN CN201810186517.2A patent/CN108410122A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6230034A (en) * | 1985-05-22 | 1987-02-09 | 高性能樹脂新製造技術研究組合 | Laminate and manufacture thereof |
| CN102964772A (en) * | 2012-12-05 | 2013-03-13 | 福建天利高新材料有限公司 | Chopped fiber reinforced phenolic resin foam material and preparation method thereof |
| CN104497474A (en) * | 2014-11-24 | 2015-04-08 | 河北天能泡沫板有限公司 | Phenolic foaming body used for metal surface phenolic composite boards, and preparation method thereof |
| CN107117925A (en) * | 2017-06-08 | 2017-09-01 | 合肥帧讯低温科技有限公司 | High-flame-retardant heat-insulating material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109280326A (en) * | 2018-09-14 | 2019-01-29 | 营口象圆新材料工程技术有限公司 | A kind of phenolic board and preparation method thereof that rock wool is modified |
| CN115027072A (en) * | 2022-06-20 | 2022-09-09 | 山东安格尔环保科技有限公司 | High-durability composite rock wool processing technology and structure thereof |
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Application publication date: 20180817 |