CN114249962B - Glass fiber resin composite material and preparation method thereof - Google Patents
Glass fiber resin composite material and preparation method thereof Download PDFInfo
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- CN114249962B CN114249962B CN202210194799.7A CN202210194799A CN114249962B CN 114249962 B CN114249962 B CN 114249962B CN 202210194799 A CN202210194799 A CN 202210194799A CN 114249962 B CN114249962 B CN 114249962B
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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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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Abstract
The invention relates to the technical field of composite materials for engines, in particular to a glass fiber resin composite material and a preparation method thereof. The glass fiber resin composite material is mainly prepared from glass fibers and phenolic resin base material glue solution according to the weight ratio of 7: 3-4, wherein the phenolic resin base material glue solution mainly comprises the following raw materials in parts by weight: 90-120 parts of thermoplastic phenolic resin, 15-20 parts of nano silicon dioxide, 3-6 parts of alumina powder, 3-5 parts of a cathode corrosion inhibitor, 3-5 parts of a cationic surfactant, 1-3 parts of polyacrylamide and 2-5 parts of carboxymethyl cellulose, wherein the cathode corrosion inhibitor is selected from sodium ethylene diamine tetra methylene phosphonate, and the cationic surfactant is selected from dodecyl trimethyl ammonium chloride. The invention is applied to the field of engines, and improves the heat resistance, toughness, bending strength and corrosion resistance of the composite material.
Description
Technical Field
The invention relates to the technical field of composite materials for engines, in particular to a glass fiber resin composite material and a preparation method thereof.
Background
An engine is a machine capable of converting other forms of energy into mechanical energy, including, for example, internal combustion engines (reciprocating piston engines), external combustion engines (stirling engines, steam engines, etc.), jet engines, electric motors, and the like. In recent years, glass fiber resin composite materials have been used in the field of engines. The glass fiber resin composite material covers the outside of the engine shell, and the engine cover can effectively reduce the mass while meeting the requirements on rigidity and mode.
When the glass fiber resin composite material is applied to the field of engines, the requirements on heat resistance, toughness, bending strength, corrosion resistance and the like of the material are higher, so that how to provide the glass fiber resin composite material which is applied to the field of engines and has excellent heat resistance, toughness and bending strength performance and corrosion resistance is a technical problem to be solved urgently by the technical personnel in the field.
Disclosure of Invention
The invention aims to provide a glass fiber resin composite material and a preparation method thereof, which overcome the defects of the prior art and improve the heat resistance, toughness, bending strength and corrosion resistance of the composite material.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a glass fiber resin composite material is mainly prepared from glass fibers and phenolic resin base material glue solution according to the weight ratio of 7: (3-4), wherein the phenolic resin base material glue solution mainly comprises the following raw materials in parts by weight: 90-120 parts of thermoplastic phenolic resin, 15-20 parts of nano silicon dioxide, 3-6 parts of alumina powder, 3-5 parts of a cathode corrosion inhibitor, 3-5 parts of a cationic surfactant, 1-3 parts of polyacrylamide and 2-5 parts of carboxymethyl cellulose.
Preferably, the glass fiber and phenolic resin base material glue solution is prepared by mixing glass fiber and phenolic resin base material glue solution according to a weight ratio of 7: 3.63, wherein the phenolic resin base material glue solution mainly comprises the following raw materials in parts by weight: 105 parts of thermoplastic phenolic resin, 18 parts of nano silicon dioxide, 5 parts of alumina powder, 4 parts of a cathode corrosion inhibitor, 4 parts of a cationic surfactant, 2 parts of polyacrylamide and 3 parts of carboxymethyl cellulose.
Preferably, the cathodic corrosion inhibitor is sodium ethylene diamine tetra methylene phosphonate.
Preferably, the cationic surfactant is dodecyl trimethyl ammonium chloride.
Preferably, the phenolic resin base material glue solution comprises the following preparation steps:
(1) weighing thermoplastic phenolic resin, nano silicon dioxide, alumina powder, a cathode corrosion inhibitor, a cationic surfactant, polyacrylamide and carboxymethyl cellulose according to specified parts by weight;
(2) placing the specified parts by weight of nano silicon dioxide, the cathode type corrosion inhibitor and the carboxymethyl cellulose into an ultrasonic stirrer, and stirring for 15-30min under the condition that the ultrasonic power is 0.5-1 kW;
(3) adding a cationic surfactant and polyacrylamide into an ultrasonic stirrer, and stirring for 10-20min under the ultrasonic power of 0.5-1 kW;
(4) adding aluminum oxide powder into an ultrasonic stirrer, and stirring for 10-20min under the ultrasonic power of 0.5-1 kW;
(5) dividing the thermoplastic phenolic resin into 4-5 parts by weight, adding the parts by parts into an ultrasonic stirrer, and stirring the parts by parts of the thermoplastic phenolic resin for 15-20min under the condition of 0.5-1kW after each part of the thermoplastic phenolic resin is added.
A preparation method of a glass fiber resin composite material comprises the following steps: melting the phenolic resin base material glue solution at the melting temperature of 150-200 ℃, placing the melted phenolic resin base material glue solution in a resin containing groove, and forming a resin layer on the surface of glass fiber by the glass fiber passing through the resin containing groove; and adding the glass fiber with the surface formed with the resin layer into a double-screw extruder, extruding and performing injection molding to obtain the glass fiber resin composite material.
Preferably, the rotating speed of the double-screw extruder is 200-600r/min, and the temperature is 200-250 ℃.
The application of the glass fiber resin composite material comprises the application of the glass fiber resin composite material in engine housings, parts below engine covers, oil pans, cylinder heads, intake manifolds, catalytic converter housings and fans.
The invention has the beneficial effects that: compared with the prior art, the glass fiber resin composite material and the preparation method thereof have the following advantages: the invention, the size range of nano-silica is 1-100nm, can improve the ageing resistance, intensity, toughness, elastic modulus and chemical resistance of the glass fiber resin composite material, mix nano-silica with cathodic corrosion inhibitor and carboxymethyl cellulose at first, carboxymethyl cellulose has adhesive effect, in the course of ultrasonic agitation, nano-silica and cathodic corrosion inhibitor fully combine into several particles with corrosion inhibition function, add cationic surfactant active and polyacrylamide into it, cationic surfactant active chooses dodecyl trimethyl ammonium chloride, it has effects of heat-resisting, pressure-resisting, strong acid and alkali-resisting, also have fine permeability and corrosion inhibition, polyacrylamide has dispersion effect, cationic surfactant active disperses and among the particles with corrosion inhibition function under the promoting dispersion effect of polyacrylamide, the high-performance phenolic resin base glue solution obtained by the method is mixed with glass fiber to prepare the glass fiber resin composite material, so that the finally prepared glass fiber resin composite material has excellent heat resistance, toughness, bending strength and corrosion resistance.
Detailed Description
Example 1
A glass fiber resin composite material is mainly prepared from glass fibers and phenolic resin base material glue solution according to the weight ratio of 7: 3.63, wherein the phenolic resin base material glue solution mainly comprises the following raw materials in parts by weight: 105 parts of thermoplastic phenolic resin, 18 parts of nano silicon dioxide, 5 parts of alumina powder, 4 parts of a cathode corrosion inhibitor, 4 parts of a cationic surfactant, 2 parts of polyacrylamide and 3 parts of carboxymethyl cellulose.
The cathode corrosion inhibitor is sodium ethylene diamine tetra methylene phosphonate; the cationic surfactant is dodecyl trimethyl ammonium chloride.
In this embodiment, the phenolic resin base material glue solution comprises the following preparation steps:
(1) weighing thermoplastic phenolic resin, nano silicon dioxide, alumina powder, a cathode corrosion inhibitor, a cationic surfactant, polyacrylamide and carboxymethyl cellulose according to specified parts by weight;
(2) placing the specified parts by weight of nano silicon dioxide, the cathode type corrosion inhibitor and the carboxymethyl cellulose into an ultrasonic stirrer, and stirring for 22min under the ultrasonic power of 0.8 kW;
(3) adding a cationic surfactant and polyacrylamide into an ultrasonic stirrer, and stirring for 15min under the ultrasonic power of 0.8 kW;
(4) adding alumina powder into an ultrasonic stirrer, and stirring for 15min under the ultrasonic power of 0.8 kW;
(5) dividing the thermoplastic phenolic resin into 5 parts with equal weight, adding the parts by parts into an ultrasonic stirrer, and stirring for 18min at 0.8kW after each part of the thermoplastic phenolic resin is added.
The preparation method of the glass fiber resin composite material in the embodiment comprises the following steps: melting the phenolic resin base material glue solution at the melting temperature of 160 ℃, placing the melted phenolic resin base material glue solution in a resin containing groove, and forming a resin layer on the surface of glass fiber by the glass fiber through the resin containing groove; and adding the glass fiber with the surface formed with the resin layer into a double-screw extruder, extruding, wherein the rotating speed of the double-screw extruder is 400r/min, the temperature is 220 ℃, and performing injection molding to obtain the glass fiber resin composite material.
The application of the glass fiber resin composite material in the embodiment comprises the application of the glass fiber resin composite material in engine housings, parts below engine covers, oil pans, cylinder heads, intake manifolds, catalytic converter housings and fans.
Example 2
A glass fiber resin composite material is mainly prepared from glass fibers and phenolic resin base material glue solution according to the weight ratio of 7: 3, the phenolic resin base material glue solution mainly comprises the following raw materials in parts by weight: 90 parts of thermoplastic phenolic resin, 15 parts of nano silicon dioxide, 3 parts of alumina powder, 3 parts of a cathode corrosion inhibitor, 3 parts of a cationic surfactant, 1 part of polyacrylamide and 2 parts of carboxymethyl cellulose.
The cathode corrosion inhibitor is sodium ethylene diamine tetra methylene phosphonate; the cationic surfactant is dodecyl trimethyl ammonium chloride.
In this embodiment, the phenolic resin base material glue solution comprises the following preparation steps:
(1) weighing thermoplastic phenolic resin, nano silicon dioxide, alumina powder, a cathode corrosion inhibitor, a cationic surfactant, polyacrylamide and carboxymethyl cellulose according to the specified weight parts;
(2) placing the specified parts by weight of nano silicon dioxide, the cathode type corrosion inhibitor and the carboxymethyl cellulose into an ultrasonic stirrer, and stirring for 30min under the condition that the ultrasonic power is 0.5 kW;
(3) adding a cationic surfactant and polyacrylamide into an ultrasonic stirrer, and stirring for 20min under the ultrasonic power of 0.5 kW;
(4) adding alumina powder into an ultrasonic stirrer, and stirring for 20min under the ultrasonic power of 0.5 kW;
(5) dividing the thermoplastic phenolic resin into 4 parts with equal weight, adding the parts by parts into an ultrasonic stirrer, and stirring the parts after each part of the thermoplastic phenolic resin is added for 20min under the condition of 0.5 kW.
In this embodiment, the preparation method of the glass fiber resin composite material includes the following steps: melting the phenolic resin base material glue solution at the melting temperature of 150 ℃, placing the melted phenolic resin base material glue solution in a resin containing groove, and forming a resin layer on the surface of glass fiber by the glass fiber passing through the resin containing groove; and adding the glass fiber with the surface formed with the resin layer into a double-screw extruder, extruding, wherein the rotating speed of the double-screw extruder is 200r/min, the temperature is 250 ℃, and performing injection molding to obtain the glass fiber resin composite material.
In the embodiment, the application of the glass fiber resin composite material comprises the application of the glass fiber resin composite material in an engine shell, an under engine cover part, an oil pan, a cylinder cover, an intake manifold, a catalytic converter shell and a fan.
Example 3
A glass fiber resin composite material is mainly prepared from glass fibers and phenolic resin base material glue solution according to the weight ratio of 7: 4, the phenolic resin base material glue solution mainly comprises the following raw materials in parts by weight: 120 parts of thermoplastic phenolic resin, 20 parts of nano silicon dioxide, 6 parts of alumina powder, 5 parts of a cathode corrosion inhibitor, 5 parts of a cationic surfactant, 3 parts of polyacrylamide and 5 parts of carboxymethyl cellulose.
The cathode corrosion inhibitor is sodium ethylene diamine tetra methylene phosphonate; the cationic surfactant is dodecyl trimethyl ammonium chloride.
In this embodiment, the phenolic resin base material glue solution comprises the following preparation steps:
(1) weighing thermoplastic phenolic resin, nano silicon dioxide, alumina powder, a cathode corrosion inhibitor, a cationic surfactant, polyacrylamide and carboxymethyl cellulose according to specified parts by weight;
(2) placing the specified parts by weight of nano silicon dioxide, the cathode type corrosion inhibitor and the carboxymethyl cellulose into an ultrasonic stirrer, and stirring for 15min under the ultrasonic power of 1 kW;
(3) adding a cationic surfactant and polyacrylamide into an ultrasonic stirrer, and stirring for 10min under the condition that the ultrasonic power is 1 kW;
(4) adding aluminum oxide powder into an ultrasonic stirrer, and stirring for 10min under the ultrasonic power of 1 kW;
(5) dividing the thermoplastic phenolic resin into 5 parts with equal weight, adding the parts by parts into an ultrasonic stirrer, and stirring the parts after each part of the thermoplastic phenolic resin is added for 15min under the condition of 1 kW.
In this embodiment, the preparation method of the glass fiber resin composite material includes the following steps: melting the phenolic resin base material glue solution at the melting temperature of 200 ℃, placing the melted phenolic resin base material glue solution in a resin containing groove, and forming a resin layer on the surface of glass fiber by the glass fiber passing through the resin containing groove; and adding the glass fiber with the surface formed with the resin layer into a double-screw extruder, extruding, wherein the rotating speed of the double-screw extruder is 600r/min, the temperature is 200 ℃, and performing injection molding to obtain the glass fiber resin composite material.
In the embodiment, the application of the glass fiber resin composite material comprises the application of the glass fiber resin composite material in an engine shell, an under engine cover part, an oil pan, a cylinder cover, an intake manifold, a catalytic converter shell and a fan.
Comparative example 1
A glass fiber resin composite material is mainly prepared from glass fibers and phenolic resin base material glue solution according to the weight ratio of 7: 3.63, wherein the phenolic resin base material glue solution mainly comprises the following raw materials in parts by weight: 105 parts of thermoplastic phenolic resin, 18 parts of nano silicon dioxide, 5 parts of alumina powder, 4 parts of a cathode corrosion inhibitor, 4 parts of a cationic surfactant, 2 parts of polyacrylamide and 3 parts of carboxymethyl cellulose.
The cathode corrosion inhibitor is sodium ethylene diamine tetra methylene phosphonate; the cationic surfactant is dodecyl trimethyl ammonium chloride.
In comparative example 1, the phenolic resin base material glue solution comprises the following preparation steps:
weighing thermoplastic phenolic resin, nano silicon dioxide, alumina powder, a cathode corrosion inhibitor, a cationic surfactant, polyacrylamide and carboxymethyl cellulose according to specified parts by weight; the raw materials of each component are poured into an ultrasonic stirrer and stirred for 70min under the ultrasonic power of 0.8 kW.
The preparation method of the glass fiber resin composite material in the comparative example 1 comprises the following steps: melting the phenolic resin base material glue solution at the melting temperature of 160 ℃, placing the melted phenolic resin base material glue solution in a resin containing groove, and forming a resin layer on the surface of glass fiber by the glass fiber through the resin containing groove; and adding the glass fiber with the surface formed with the resin layer into a double-screw extruder, extruding, wherein the rotating speed of the double-screw extruder is 400r/min, the temperature is 220 ℃, and performing injection molding to obtain the glass fiber resin composite material.
The applications of the glass fiber resin composite material in comparative example 1 include applications of the glass fiber resin composite material in engine housings, parts under engine covers, oil pans, cylinder heads, intake manifolds, catalytic converter housings, fans.
Test example 1
The glass fiber resin composite materials prepared in examples 1 to 3 and comparative example 1 were subjected to performance tests, and the test results are shown in table 1:
TABLE 1
As can be seen from Table 1, the glass fiber resin composite materials applied to the engine field, which are prepared in examples 1 to 3 of the present invention, have excellent heat resistance, toughness, strength and corrosion resistance. Compared with the preparation method of the phenolic resin base material glue solution, the preparation method of the phenolic resin base material glue solution in the comparative example 1 has the defect that the nano silicon dioxide, the alumina powder, the cathode corrosion inhibitor and the cationic surfactant in the raw materials do not fully play a role, so that the performance of the product is influenced.
The above embodiments are only specific examples of the present invention, and the protection scope of the present invention includes but is not limited to the product forms and styles of the above embodiments, and any suitable changes or modifications made by those skilled in the art according to the claims of the present invention shall fall within the protection scope of the present invention.
Claims (4)
1. A glass fiber resin composite material is characterized in that: the adhesive is mainly prepared from glass fiber and phenolic resin base material adhesive liquid according to the weight ratio of 7: 3-4, wherein the phenolic resin base material glue solution mainly comprises the following raw materials in parts by weight: 90-120 parts of thermoplastic phenolic resin, 15-20 parts of nano silicon dioxide, 3-6 parts of alumina powder, 3-5 parts of a cathode corrosion inhibitor, 3-5 parts of a cationic surfactant, 1-3 parts of polyacrylamide and 2-5 parts of carboxymethyl cellulose;
the cathode corrosion inhibitor is sodium ethylene diamine tetra methylene phosphonate;
the cationic surfactant is dodecyl trimethyl ammonium chloride;
the phenolic resin base material glue solution comprises the following preparation steps:
(1) weighing thermoplastic phenolic resin, nano silicon dioxide, alumina powder, a cathode corrosion inhibitor, a cationic surfactant, polyacrylamide and carboxymethyl cellulose according to specified parts by weight;
(2) placing the specified parts by weight of nano silicon dioxide, the cathode type corrosion inhibitor and the carboxymethyl cellulose into an ultrasonic stirrer, and stirring for 15-30min under the condition that the ultrasonic power is 0.5-1 kW;
(3) adding a cationic surfactant and polyacrylamide into an ultrasonic stirrer, and stirring for 10-20min under the ultrasonic power of 0.5-1 kW;
(4) adding aluminum oxide powder into an ultrasonic stirrer, and stirring for 10-20min under the ultrasonic power of 0.5-1 kW;
(5) dividing the thermoplastic phenolic resin into 4-5 parts by weight, adding the parts by parts into an ultrasonic stirrer, and stirring the parts by parts of the thermoplastic phenolic resin for 15-20min under the condition of 0.5-1kW after each part of the thermoplastic phenolic resin is added.
2. A fiberglass resin composite according to claim 1, wherein: the adhesive is mainly prepared from glass fiber and phenolic resin base material adhesive liquid according to the weight ratio of 7: 3.63, wherein the phenolic resin base material glue solution mainly comprises the following raw materials in parts by weight: 105 parts of thermoplastic phenolic resin, 18 parts of nano silicon dioxide, 5 parts of alumina powder, 4 parts of a cathode corrosion inhibitor, 4 parts of a cationic surfactant, 2 parts of polyacrylamide and 3 parts of carboxymethyl cellulose.
3. The method for preparing a glass fiber resin composite material according to claim 1 or 2, wherein: the method comprises the following steps: melting the phenolic resin base material glue solution at the melting temperature of 150-200 ℃, placing the melted phenolic resin base material glue solution in a resin containing groove, and forming a resin layer on the surface of glass fiber by the glass fiber passing through the resin containing groove; and adding the glass fiber with the surface formed with the resin layer into a double-screw extruder, extruding and performing injection molding to obtain the glass fiber resin composite material.
4. The method for preparing a glass fiber resin composite material as claimed in claim 3, wherein: the rotating speed of the double-screw extruder is 200-600r/min, and the temperature is 200-250 ℃.
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Citations (6)
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|---|---|---|---|---|
| JPH0680438A (en) * | 1992-08-31 | 1994-03-22 | Komatsu Ltd | Glass fiber |
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| CN105255101A (en) * | 2015-10-16 | 2016-01-20 | 航天材料及工艺研究所 | Impact-resistant and fireproof glass fiber reinforced phenolic aldehyde board and preparation method thereof |
| CN110564106A (en) * | 2019-09-06 | 2019-12-13 | 宜兴市兴南复合材料厂有限公司 | High-strength synthetic resin for glass fiber rod and preparation method thereof |
| CN113372686A (en) * | 2021-05-07 | 2021-09-10 | 临沂天炬节能材料科技有限公司 | Glass fiber resin composite material and preparation method thereof |
| CN114105525A (en) * | 2022-01-26 | 2022-03-01 | 山东墨匠新材料科技有限公司 | Flame-retardant glass fiber composite material and preparation method thereof |
-
2022
- 2022-03-02 CN CN202210194799.7A patent/CN114249962B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0680438A (en) * | 1992-08-31 | 1994-03-22 | Komatsu Ltd | Glass fiber |
| CN103788572A (en) * | 2014-01-15 | 2014-05-14 | 芜湖市宝艺游乐科技设备有限公司 | Halogen-free and flame-retardant phenolic resin glass steel coating material and preparation method thereof |
| CN105255101A (en) * | 2015-10-16 | 2016-01-20 | 航天材料及工艺研究所 | Impact-resistant and fireproof glass fiber reinforced phenolic aldehyde board and preparation method thereof |
| CN110564106A (en) * | 2019-09-06 | 2019-12-13 | 宜兴市兴南复合材料厂有限公司 | High-strength synthetic resin for glass fiber rod and preparation method thereof |
| CN113372686A (en) * | 2021-05-07 | 2021-09-10 | 临沂天炬节能材料科技有限公司 | Glass fiber resin composite material and preparation method thereof |
| CN114105525A (en) * | 2022-01-26 | 2022-03-01 | 山东墨匠新材料科技有限公司 | Flame-retardant glass fiber composite material and preparation method thereof |
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| Title |
|---|
| 酚醛树脂/玻璃纤维复合材料界面接枝ABS研究;刘乃亮等;《工程塑料应用》;20101231;第38卷(第12期);第24-28页 * |
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