CN117362922A - Low-density high-toughness epoxy resin nonmetallic product - Google Patents
Low-density high-toughness epoxy resin nonmetallic product Download PDFInfo
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- CN117362922A CN117362922A CN202311449905.2A CN202311449905A CN117362922A CN 117362922 A CN117362922 A CN 117362922A CN 202311449905 A CN202311449905 A CN 202311449905A CN 117362922 A CN117362922 A CN 117362922A
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- 239000003822 epoxy resin Substances 0.000 title claims abstract description 62
- 229920000647 polyepoxide Polymers 0.000 title claims abstract description 62
- 239000000463 material Substances 0.000 claims abstract description 106
- XPFVYQJUAUNWIW-UHFFFAOYSA-N furfuryl alcohol Chemical compound OCC1=CC=CO1 XPFVYQJUAUNWIW-UHFFFAOYSA-N 0.000 claims abstract description 63
- TVXBFESIOXBWNM-UHFFFAOYSA-N Xylitol Natural products OCCC(O)C(O)C(O)CCO TVXBFESIOXBWNM-UHFFFAOYSA-N 0.000 claims abstract description 35
- HEBKCHPVOIAQTA-UHFFFAOYSA-N meso ribitol Natural products OCC(O)C(O)C(O)CO HEBKCHPVOIAQTA-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000000811 xylitol Substances 0.000 claims abstract description 35
- HEBKCHPVOIAQTA-SCDXWVJYSA-N xylitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)CO HEBKCHPVOIAQTA-SCDXWVJYSA-N 0.000 claims abstract description 35
- 229960002675 xylitol Drugs 0.000 claims abstract description 35
- 235000010447 xylitol Nutrition 0.000 claims abstract description 35
- 229930040373 Paraformaldehyde Natural products 0.000 claims abstract description 25
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 25
- 239000004202 carbamide Substances 0.000 claims abstract description 25
- 229920002866 paraformaldehyde Polymers 0.000 claims abstract description 25
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 21
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000010008 shearing Methods 0.000 claims abstract description 13
- 239000000203 mixture Substances 0.000 claims abstract description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 239000003054 catalyst Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 9
- 238000012360 testing method Methods 0.000 claims description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 8
- 238000006116 polymerization reaction Methods 0.000 abstract description 5
- 238000007493 shaping process Methods 0.000 abstract description 3
- 229910052755 nonmetal Inorganic materials 0.000 description 9
- 230000006978 adaptation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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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
- C08L61/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08L61/32—Modified amine-aldehyde condensates
-
- 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
- C08G14/00—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00
- C08G14/02—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes
- C08G14/04—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes with phenols
- C08G14/06—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes with phenols and monomers containing hydrogen attached to nitrogen
- C08G14/08—Ureas; Thioureas
-
- 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
- C08G14/00—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00
- C08G14/02—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes
- C08G14/04—Condensation polymers of aldehydes or ketones with two or more other monomers covered by at least two of the groups C08G8/00 - C08G12/00 of aldehydes with phenols
- C08G14/12—Chemically modified polycondensates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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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)
- General Chemical & Material Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention provides a low-density high-toughness epoxy resin nonmetallic product, which belongs to the technical field of nonmetallic product preparation and comprises the following materials: paraformaldehyde, furfuryl alcohol, aluminum hydroxide, xylitol, urea, epoxy resin, phenol and an auxiliary agent; according to the epoxy resin nonmetallic product, materials such as furfuryl alcohol, aluminum hydroxide and xylitol are arranged in the material, so that the overall hardness and toughness of the finally prepared nonmetallic product can be improved, the quality of the finally prepared nonmetallic product is improved, meanwhile, different components are adopted for preparing respectively, compared with the traditional one-by-one mixing process of the components, the mixing effect of the final mixing can be effectively improved, the quality of the product is improved, in the preparation method, the final mixing is also respectively placed in a high-speed shearing machine and a high-pressure homogenizer for treatment, and the polymerization among molecular chains in the mixture can be effectively destroyed in the process, so that the viscosity of the mixture is effectively reduced, the mixing viscosity is positioned at a proper level, and the subsequent mixing shaping and forming are easy.
Description
Technical Field
The invention relates to the technical field of nonmetal product preparation, in particular to a low-density high-toughness epoxy resin nonmetal product
Background
The non-metal products are not metal products, and the non-metal products are very various in variety due to the definition of the names of the non-metal products, different non-metal products have different preparation procedures and different properties and are applied to different fields, wherein the epoxy resin non-metal products are one of the non-metal products, and the epoxy resin non-metal products need to be applied to a preparation method when being prepared.
The existing preparation method of the epoxy resin nonmetallic product can also finish the preparation of the epoxy resin nonmetallic product, but the preparation method of gradually mixing the component materials is adopted in the specific working procedure, and the mixing of the materials can be promoted, but the overall mixing effect is poor, and the final mixed material is not put into a high-speed shearing machine and a high-pressure homogenizer, so that the polymerization among molecular chains in the mixed material cannot be effectively destroyed, the viscosity of the product is too high, the subsequent molding is difficult, the application effect of the overall method is poor, and in order to solve the problems, the epoxy resin nonmetallic product with low density and high toughness is needed.
Disclosure of Invention
In view of the above, the present application provides a low-density and high-toughness non-metallic epoxy resin product, which can be quickly and stably prepared.
In order to solve the technical problems that the existing preparation method of the epoxy resin nonmetallic product can also finish the preparation of the epoxy resin nonmetallic product, but the preparation method of gradually mixing the component materials is adopted in the specific working procedure, the mixing of the materials can be promoted, the overall mixing effect is poor, and the final mixed material is not put into a high-speed shearing machine and a high-pressure homogenizer, so that the polymerization between molecular chains in the mixed material cannot be effectively destroyed, the viscosity of the product is too high, the subsequent molding is difficult, and the application effect of the overall method is poor, the invention provides the epoxy resin nonmetallic product with low density and high toughness and the preparation process thereof, which comprise the following materials: paraformaldehyde, furfuryl alcohol, aluminum hydroxide, xylitol, urea, epoxy resin, phenol and an auxiliary agent.
As a further description of the above technical solution:
the weight parts of the paraformaldehyde, the furfuryl alcohol, the aluminum hydroxide, the xylitol, the urea, the epoxy resin, the phenol and the auxiliary agent are respectively 5-8 parts, 12-15 parts, 7-9 parts, 3-5 parts, 2-4 parts, 10-12 parts, 5-8 parts and 3-6 parts, wherein the auxiliary agent comprises a catalyst and a PH regulator.
The invention also discloses a preparation process of the low-density high-toughness epoxy resin nonmetallic product, which comprises the following steps:
s1, placing furfuryl alcohol in a mixing device, increasing the temperature in the mixing device, and keeping for a period of time;
s2, gradually adding paraformaldehyde and urea into the mixing device, adding the paraformaldehyde and the urea into the mixing device for a period of time at intervals, continuously mixing for a period of time, taking out the mixed material, bottling, and marking the mixed material as a component A;
s3, taking out the epoxy resin and xylitol, placing the epoxy resin and the xylitol in a mixing device, and increasing the temperature in the mixing device to enable the epoxy resin and the xylitol to be in a molten state;
s4, improving the mixing rate in the mixing device, and keeping for a period of time;
s5, respectively adding phenol and aluminum hydroxide into the mixing device, increasing the mixing temperature, keeping the mixing speed to mix the mixed materials for a period of time, taking out the mixed materials and marking the mixed materials as a component B;
s6, respectively taking the component A and the component B obtained in the process, and respectively placing the component A and the component B and a part of auxiliary agent into a high-speed shearing machine and a high-pressure homogenizer for treatment for a period of time to obtain a final mixed material;
s7, taking a PH regulator in the auxiliary agent to test the PH value of the mixed material, and adding a proper PH regulator to ensure that the PH value of the mixed material reaches a standard value;
s8, taking the mixed material and placing the mixed material in a mold, so that the mold is well filled, and cooling and molding the mixed material;
s9, taking the finished product, packaging and warehousing.
As a further description of the above technical solution:
in the step S1, furfuryl alcohol is taken and placed in a mixing device, the temperature in the mixing device is increased to 80-90 ℃, and the temperature is kept for 10-15min.
As a further description of the above technical solution:
in the step S2, paraformaldehyde and urea are gradually added into the mixing device, the paraformaldehyde and the urea are added at a time interval of 5-8min, the mixture is continuously mixed for 20-25min, and the mixture is taken out and bottled and marked as a component A.
As a further description of the above technical solution:
and in the step S3, the epoxy resin and the xylitol are taken out and placed in a mixing device, and the temperature in the mixing device is increased to 110-130 ℃ so that the epoxy resin and the xylitol are in a molten state.
As a further description of the above technical solution:
in the step S4, the mixing speed in the mixing device is increased to 80-100r/min, and the mixing speed is kept for 18-25min.
As a further description of the above technical solution:
in the step S5, phenol and aluminum hydroxide are respectively added into a mixing device, the mixing temperature is increased to 120-140 ℃ and the mixing speed is kept to mix the mixed materials for 20-30min, and the mixed materials are taken out and marked as the component B.
As a further description of the above technical solution:
and in the step S6, respectively taking the component A and the component B obtained in the process, and respectively placing the component A and the component B and the catalyst in a high-speed shearing machine and a high-pressure homogenizer for processing for 35-45min to obtain a final mixed material.
As a further description of the above technical solution:
in the step S7, the PH regulator in the auxiliary agent is taken to test the PH value of the mixed material, and the PH of the mixed material is enabled to be between 6 and 7 as a whole by adding the proper PH regulator, wherein the PH regulator is dilute hydrochloric acid and sodium hydroxide solution.
In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:
according to the epoxy resin nonmetallic product, materials such as furfuryl alcohol, aluminum hydroxide and xylitol are arranged in the materials, the materials can improve the overall hardness and toughness of a finally prepared nonmetallic product, so that the quality of a finally prepared finished product can be greatly improved, meanwhile, compared with the traditional one-by-one mixing process of different components, the mixing effect of the finally mixed material can be effectively improved, the product quality is improved, and in the preparation method, the finally mixed material is also respectively placed in a high-speed shearing machine and a high-pressure homogenizer for treatment, and the polymerization among molecular chains in the mixed material can be effectively destroyed in the process, so that the viscosity of the mixed material is effectively reduced, the mixed material viscosity is at a proper level, and the subsequent mixed material shaping and forming are easy.
Drawings
FIG. 1 is a flow chart of a process for preparing a low density, high toughness, non-metallic epoxy resin article according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to fig. 1 of the embodiments of the present application. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the present application, are within the scope of the present application.
Example 1
Referring to fig. 1, the present invention provides a technical solution: a low density, high toughness epoxy nonmetallic article comprising the following materials: 5-8 parts of paraformaldehyde, 12-15 parts of furfuryl alcohol, 12-9 parts of aluminum hydroxide, 10-12 parts of xylitol, 5-8 parts of urea, and 3-6 parts of epoxy resin, phenol and an auxiliary agent in parts by weight, wherein the auxiliary agent comprises a catalyst and a PH regulator.
The invention also discloses a preparation process of the low-density high-toughness epoxy resin nonmetallic product, which comprises the following steps:
s1, placing furfuryl alcohol in a mixing device, increasing the temperature in the mixing device to 80 ℃, and keeping for 10min;
s2, gradually adding paraformaldehyde and urea into the mixing device, adding the paraformaldehyde and the urea into the mixing device at a time interval of 5min, continuously mixing for 20min, taking out a mixed material, bottling, and marking the mixed material as a component A;
s3, taking out the epoxy resin and xylitol, placing the epoxy resin and the xylitol in a mixing device, and increasing the temperature in the mixing device to 110-130 ℃ to enable the epoxy resin and the xylitol to be in a molten state;
s4, improving the mixing speed in the mixing device to 80r/min, and keeping for 18min;
s5, respectively adding phenol and aluminum hydroxide into the mixing device, increasing the mixing temperature to 120 ℃ and keeping the mixing rate to mix the mixed materials for 20min, taking out the mixed materials and marking the mixed materials as a component B;
s6, respectively taking the component A and the component B obtained in the process, and respectively placing the component A and the component B and the catalyst in a high-speed shearing machine and a high-pressure homogenizer for processing for 35min to obtain a final mixed material;
s7, testing the PH value of the mixed material by taking a PH regulator in the auxiliary agent, and adding a proper PH regulator to ensure that the PH of the mixed material is between 6 and 7 as a whole, wherein the PH regulator is a dilute hydrochloric acid and sodium hydroxide solution;
s8, taking the mixed material and placing the mixed material in a mold, so that the mold is well filled, and cooling and molding the mixed material;
s9, taking the finished product, packaging and warehousing.
In the embodiment, the material of furfuryl alcohol, aluminum hydroxide, xylitol and the like is arranged in the material of the epoxy resin nonmetallic product, and the materials can improve the overall hardness and toughness of the finally prepared nonmetallic product, so that the quality of the finally prepared finished product can be greatly improved.
Example 2
Referring to fig. 1, the present invention provides a technical solution: a low density, high toughness epoxy nonmetallic article comprising the following materials: 5-8 parts of paraformaldehyde, 12-15 parts of furfuryl alcohol, 12-9 parts of aluminum hydroxide, 10-12 parts of xylitol, 5-8 parts of urea, and 3-6 parts of epoxy resin, phenol and an auxiliary agent in parts by weight, wherein the auxiliary agent comprises a catalyst and a PH regulator.
The invention also discloses a preparation process of the low-density high-toughness epoxy resin nonmetallic product, which comprises the following steps:
s1, placing furfuryl alcohol in a mixing device, increasing the temperature in the mixing device to 85 ℃, and keeping for 12min;
s2, gradually adding paraformaldehyde and urea into the mixing device, adding the paraformaldehyde and the urea into the mixing device at a time interval of 6min, continuously mixing for 22min, taking out a mixed material, bottling, and marking the mixed material as a component A;
s3, taking out the epoxy resin and xylitol, placing the epoxy resin and the xylitol in a mixing device, and increasing the temperature in the mixing device to 120 ℃ to enable the epoxy resin and the xylitol to be in a molten state;
s4, improving the mixing speed in the mixing device to 900r/min, and keeping for 20min;
s5, respectively adding phenol and aluminum hydroxide into the mixing device, increasing the mixing temperature to 130 ℃, keeping the mixing rate to mix the mixed materials for 25min, taking out the mixed materials and marking the mixed materials as a component B;
s6, respectively taking the component A and the component B obtained in the process, and respectively placing the component A and the component B and the catalyst in a high-speed shearing machine and a high-pressure homogenizer for treatment for 40min to obtain a final mixed material;
s7, testing the PH value of the mixed material by taking a PH regulator in the auxiliary agent, and adding a proper PH regulator to ensure that the PH of the mixed material is between 6 and 7 as a whole, wherein the PH regulator is a dilute hydrochloric acid and sodium hydroxide solution;
s8, taking the mixed material and placing the mixed material in a mold, so that the mold is well filled, and cooling and molding the mixed material;
s9, taking the finished product, packaging and warehousing.
In the embodiment, a mode of fusion between the separate preparation of different components and the final large component is adopted in the preparation method, so that compared with the traditional one-by-one mixing process of the components, the method can effectively improve the mixing effect of the final mixing and improve the product quality.
Example 3
Referring to fig. 1, the present invention provides a technical solution: a low density, high toughness epoxy nonmetallic article comprising the following materials: 5-8 parts of paraformaldehyde, 12-15 parts of furfuryl alcohol, 12-9 parts of aluminum hydroxide, 10-12 parts of xylitol, 5-8 parts of urea, and 3-6 parts of epoxy resin, phenol and an auxiliary agent in parts by weight, wherein the auxiliary agent comprises a catalyst and a PH regulator.
The invention also discloses a preparation process of the low-density high-toughness epoxy resin nonmetallic product, which comprises the following steps:
s1, placing furfuryl alcohol in a mixing device, increasing the temperature in the mixing device to 90 ℃, and keeping for 15min;
s2, gradually adding paraformaldehyde and urea into the mixing device, adding the paraformaldehyde and the urea into the mixing device at a time interval of 8min, continuously mixing for 25min, taking out a mixed material, bottling, and marking the mixed material as a component A;
s3, taking out the epoxy resin and xylitol, placing the epoxy resin and the xylitol in a mixing device, and increasing the temperature in the mixing device to 130 ℃ to enable the epoxy resin and the xylitol to be in a molten state;
s4, improving the mixing speed in the mixing device to 100r/min, and keeping for 25min;
s5, respectively adding phenol and aluminum hydroxide into the mixing device, increasing the mixing temperature to 140 ℃, keeping the mixing rate to mix the mixed materials for 30min, taking out the mixed materials and marking the mixed materials as a component B;
s6, respectively taking the component A and the component B obtained in the process, and respectively placing the component A and the component B and the catalyst in a high-speed shearing machine and a high-pressure homogenizer for processing for 45min to obtain a final mixed material;
s7, testing the PH value of the mixed material by taking a PH regulator in the auxiliary agent, and adding a proper PH regulator to ensure that the PH of the mixed material is between 6 and 7 as a whole, wherein the PH regulator is a dilute hydrochloric acid and sodium hydroxide solution;
s8, taking the mixed material and placing the mixed material in a mold, so that the mold is well filled, and cooling and molding the mixed material;
s9, taking the finished product, packaging and warehousing.
In this embodiment, in the preparation method, the final mixture is further placed in a high-speed shearing machine and a high-pressure homogenizer for treatment, and the polymerization between molecular chains in the mixture can be effectively destroyed in the process, so that the viscosity of the mixture is effectively reduced, the viscosity of the mixture is at a proper level, and the subsequent mixture shaping and molding are easy.
Example 4
Referring to fig. 1, the present invention provides a technical solution: a low density, high toughness epoxy nonmetallic article comprising the following materials: 5-8 parts of paraformaldehyde, 12-15 parts of furfuryl alcohol, 12-9 parts of aluminum hydroxide, 10-12 parts of xylitol, 5-8 parts of urea, and 3-6 parts of epoxy resin, phenol and an auxiliary agent in parts by weight, wherein the auxiliary agent comprises a catalyst and a PH regulator.
The invention also discloses a preparation process of the low-density high-toughness epoxy resin nonmetallic product, which comprises the following steps:
s1, placing furfuryl alcohol in a mixing device, increasing the temperature in the mixing device to 90 ℃, and keeping for 15min;
s2, gradually adding paraformaldehyde and urea into the mixing device, adding the paraformaldehyde and the urea into the mixing device at a time interval of 8min, continuously mixing for 23min, taking out a mixed material, bottling, and marking the mixed material as a component A;
s3, taking out the epoxy resin and xylitol, placing the epoxy resin and the xylitol in a mixing device, and increasing the temperature in the mixing device to 130 ℃ to enable the epoxy resin and the xylitol to be in a molten state;
s4, improving the mixing speed in the mixing device to 100r/min, and keeping for 25min;
s5, respectively adding phenol and aluminum hydroxide into the mixing device, increasing the mixing temperature to 137 ℃, keeping the mixing rate to mix the mixed materials for 28min, taking out the mixed materials and marking the mixed materials as a component B;
s6, respectively taking the component A and the component B obtained in the process, and respectively placing the component A and the component B and the catalyst in a high-speed shearing machine and a high-pressure homogenizer for treatment for 43min to obtain a final mixed material;
s7, testing the PH value of the mixed material by taking a PH regulator in the auxiliary agent, and adding a proper PH regulator to ensure that the PH of the mixed material is between 6 and 7 as a whole, wherein the PH regulator is a dilute hydrochloric acid and sodium hydroxide solution;
s8, taking the mixed material and placing the mixed material in a mold, so that the mold is well filled, and cooling and molding the mixed material;
s9, taking the finished product, packaging and warehousing.
In this embodiment, materials such as furfuryl alcohol, aluminum hydroxide and xylitol are disposed in the materials, so that the overall hardness and toughness of the finally prepared nonmetallic product can be improved, and the quality of the finally prepared nonmetallic product can be greatly improved.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the present invention.
Claims (10)
1. A low density, high toughness, epoxy nonmetallic article characterized by: comprises the following materials: paraformaldehyde, furfuryl alcohol, aluminum hydroxide, xylitol, urea, epoxy resin, phenol and an auxiliary agent.
2. A low density, high toughness, non-metallic article of epoxy resin as defined in claim 1, wherein: the weight parts of the paraformaldehyde, the furfuryl alcohol, the aluminum hydroxide, the xylitol, the urea, the epoxy resin, the phenol and the auxiliary agent are respectively 5-8 parts, 12-15 parts, 7-9 parts, 3-5 parts, 2-4 parts, 10-12 parts, 5-8 parts and 3-6 parts, wherein the auxiliary agent comprises a catalyst and a PH regulator.
3. The process for preparing a low-density high-toughness epoxy resin nonmetallic product according to any one of claims 1-2, characterized in that: the method comprises the following steps:
s1, placing furfuryl alcohol in a mixing device, increasing the temperature in the mixing device, and keeping for a period of time;
s2, gradually adding paraformaldehyde and urea into the mixing device, adding the paraformaldehyde and the urea into the mixing device for a period of time at intervals, continuously mixing for a period of time, taking out the mixed material, bottling, and marking the mixed material as a component A;
s3, taking out the epoxy resin and xylitol, placing the epoxy resin and the xylitol in a mixing device, and increasing the temperature in the mixing device to enable the epoxy resin and the xylitol to be in a molten state;
s4, improving the mixing rate in the mixing device, and keeping for a period of time;
s5, respectively adding phenol and aluminum hydroxide into the mixing device, increasing the mixing temperature, keeping the mixing speed to mix the mixed materials for a period of time, taking out the mixed materials and marking the mixed materials as a component B;
s6, respectively taking the component A and the component B obtained in the process, and respectively placing the component A and the component B and a part of auxiliary agent into a high-speed shearing machine and a high-pressure homogenizer for treatment for a period of time to obtain a final mixed material;
s7, taking a PH regulator in the auxiliary agent to test the PH value of the mixed material, and adding a proper PH regulator to ensure that the PH value of the mixed material reaches a standard value;
s8, taking the mixed material and placing the mixed material in a mold, so that the mold is well filled, and cooling and molding the mixed material;
s9, taking the finished product, packaging and warehousing.
4. The process for preparing a nonmetallic epoxy resin product with low density and high toughness according to claim 3, wherein in the step S1, furfuryl alcohol is taken and placed in a mixing device, the temperature in the mixing device is increased to 80-90 ℃ and maintained for 10-15min.
5. The process for preparing a nonmetallic epoxy resin product with low density and high toughness according to claim 3, wherein in the step S2, paraformaldehyde and urea are gradually added into a mixing device, the paraformaldehyde and urea are added for a time interval of 5-8min, the mixing is continued for 20-25min, and the mixed material is taken out for bottling and marked as a component A.
6. The process for preparing a nonmetallic epoxy resin product with low density and high toughness according to claim 3, wherein in the step S3, the epoxy resin and the xylitol are taken out and placed in a mixing device, and the temperature in the mixing device is increased to 110-130 ℃ so that the epoxy resin and the xylitol are in a molten state.
7. The process for preparing a nonmetallic epoxy resin product with low density and high toughness according to claim 3, wherein in the step S4, the mixing speed in the mixing device is increased to 80-100r/min, and the mixing speed is kept for 18-25min.
8. The process for preparing a nonmetallic epoxy resin product with low density and high toughness according to claim 3, wherein in the step S5, phenol and aluminum hydroxide are respectively added into a mixing device, the mixing temperature is increased to 120-140 ℃ and the mixing speed is kept for 20-30min, and the mixture is taken out and marked as a component B.
9. The process for preparing a low-density high-toughness epoxy resin nonmetallic product according to claim 3, wherein in the step S6, the component A and the component B obtained in the above process are respectively taken, and the component A and the component B and the catalyst are respectively placed in a high-speed shearing machine and a high-pressure homogenizer for treatment for 35-45min, so that a final mixed material is obtained.
10. The process for preparing a nonmetallic epoxy resin product with low density and high toughness according to claim 3, wherein in the step S7, the PH regulator in the auxiliary agent is taken to test the PH value of the mixed material, and the PH value of the mixed material is enabled to be between 6 and 7 by adding a proper PH regulator, wherein the PH regulator is dilute hydrochloric acid and sodium hydroxide solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311449905.2A CN117362922A (en) | 2023-11-02 | 2023-11-02 | Low-density high-toughness epoxy resin nonmetallic product |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1304942A (en) * | 2000-05-12 | 2001-07-25 | 中国石油天然气股份有限公司兰州石化分公司 | Water-proof lower-aldehyde urea-formaldehyde resin and its preparing process |
| CN104419361A (en) * | 2013-09-08 | 2015-03-18 | 殷邗清 | Production method of alcohol resin adhesive |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1304942A (en) * | 2000-05-12 | 2001-07-25 | 中国石油天然气股份有限公司兰州石化分公司 | Water-proof lower-aldehyde urea-formaldehyde resin and its preparing process |
| CN104419361A (en) * | 2013-09-08 | 2015-03-18 | 殷邗清 | Production method of alcohol resin adhesive |
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