CN110126296A - A kind of glass fiber reinforced plastics product moulding process - Google Patents
A kind of glass fiber reinforced plastics product moulding process Download PDFInfo
- Publication number
- CN110126296A CN110126296A CN201910418438.4A CN201910418438A CN110126296A CN 110126296 A CN110126296 A CN 110126296A CN 201910418438 A CN201910418438 A CN 201910418438A CN 110126296 A CN110126296 A CN 110126296A
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- parts
- glass fiber
- modified filler
- powder
- reinforced plastics
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/02—Moulding by agglomerating
- B29C67/04—Sintering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
Abstract
The present invention discloses a kind of glass fiber reinforced plastics product moulding process, it is stirred the following steps are included: 1) phenolic resin Moulding powder and heat-insulated modified filler are poured into together in blender, wherein, the weight ratio of phenolic resin Moulding powder and heat-insulated modified filler is 1:0.3-0.6, so that material is stirred, it is then poured into progress precompressed processing in mold, form outer layer blank, spare 2) phenolic resin Moulding powder and corrosion-resistant modified filler are poured into together in blender is stirred, wherein, the weight ratio of phenolic resin Moulding powder and corrosion-resistant modified filler is 1:0.35-0.49, so that material is stirred, it is then poured into progress precompressed processing in mold, form inner layer blank, it is spare；3) it is coated with butyl titanate on outer layer blank, then spreads glass fiber mesh, then inner layer blank is placed on outer layer blank；The product of glass fiber reinforced plastics product moulding process production has outstanding rotproofness performance and heat-proof quality.
Description
Technical field
The present invention relates to a kind of glass fiber reinforced plastics product moulding process.
Background technique
Glass reinforced plastic (FRP) is also referred to as GFRP, i.e. fiber-reinforced plastic, refer generally to glass fiber reinforcement unsaturated polyester,
Epoxy resin and phenolic resin as matrix resin.Make the reinforced plastics of reinforcing material with glass fibre or its product, appellation is glass fibre
Reinforced plastics, or be glass reinforced plastic, it is different from tempered glass.
Glass reinforced plastic is usually used in making various articles, and this kind of article has generally required preferable corrosion resistance and thermal insulation
Can, those skilled in the art wishes to develop the product with better corrosion resistance and heat-proof quality.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of glass with outstanding corrosion resistance and heat-proof quality
Steel part moulding process.
To solve the above problems, the present invention adopts the following technical scheme:
A kind of glass fiber reinforced plastics product moulding process, comprising the following steps:
1) phenolic resin Moulding powder and heat-insulated modified filler are poured into together in blender and are stirred, wherein
The weight ratio of phenolic resin Moulding powder and heat-insulated modified filler is that 1:0.3-0.6 is then poured into so that material is stirred
Precompressed processing is carried out into mold, forms outer layer blank, it is spare；
2) phenolic resin Moulding powder and corrosion-resistant modified filler are poured into together in blender and are stirred,
In, the weight ratio of phenolic resin Moulding powder and corrosion-resistant modified filler is 1:0.35-0.49, so that material is stirred, with
After be poured into mold progress precompressed processing, form inner layer blank, it is spare；
3) it is coated with butyl titanate on outer layer blank, then spreads glass fiber mesh, is then placed on inner layer blank
It on outer layer blank, is then sintered with hot isostatic pressing method, sintering time is 1-3 hours, makees pressurization using nitrogen and is situated between
Outer layer blank, glass fiber mesh and inner layer blank are combined with each other by matter, pressure 40-60MPa, form complex, spare；
4) compound external surface is polished.
Preferably, the heat-insulated modified filler includes the raw material of following parts by weight proportion: short glass fiber 28-44
Part, 20-22 parts of nano zircite, 14-18 parts of nanometer calcium carbonate, 68-77 parts of hollow glass micropearl, polyvinyl butyral 3-8
Part, 2-5 parts of triaryl phosphate and 4-7 parts of benzene sulfinic acid sodium salt.
Preferably, the corrosion-resistant modified filler includes the raw material of following parts by weight proportion: short glass fiber 25-
38 parts, 26-28 parts of white mica powder, 10-13 parts of glass flake, 22-28 parts of iridium powder, 10-14 parts of nanometer calcium carbonate, polyvinyl alcohol contracting
2-4 parts of butyraldehyde, 1-3 parts of benzene sulfinic acid sodium salt and 15-25 parts of cubic boron nitride micro mist.
Preferably, the sintering temperature of the sintering processes in the step 3) is 150-175 DEG C.
Preferably, the weight ratio of phenolic resin Moulding powder and heat-insulated modified filler is 1:0.5 in the step 1).
Preferably, the weight ratio of phenolic resin Moulding powder and corrosion-resistant modified filler is 1:0.45 in the step 2).
Preferably, the heat-insulated modified filler includes the raw material of following parts by weight proportion: 35 parts of short glass fiber,
21 parts of nano zircite, 16 parts of nanometer calcium carbonate, 72 parts of hollow glass micropearl, 6 parts of polyvinyl butyral, triaryl phosphate
4 parts and 6 parts of benzene sulfinic acid sodium salt.
Preferably, the corrosion-resistant modified filler includes the raw material of following parts by weight proportion: short glass fiber 33
Part, 27 parts of white mica powder, 12 parts of glass flake, 25 parts of iridium powder, 13 parts of nanometer calcium carbonate, 3 parts of polyvinyl butyral, benzene Asia sulphur
2 parts and 20 parts of cubic boron nitride micro mist of sour sodium.
The invention has the benefit that the structure similar to function-graded material is utilized, by thermal insulating filling and corrosion-resistant
Filler concentrates on outer layer and inner layer respectively, and compared with the traditional way, thermal insulating filling and corrosion-resistant filling are more concentrated, so that resistance to
Corruption performance and heat-proof quality are improved well.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the product that the embodiment of the present invention is made.
In figure:
1, outer layer blank；2, inner layer blank；3, glass fiber mesh.
Specific embodiment
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Technical solution of the present invention is described below, it is clear that described embodiment is only present invention a part
Embodiment, instead of all the embodiments, to those skilled in the art, in the premise not made the creative labor
Under, other embodiments can also be obtained according to these embodiments.
Embodiment 1
1) phenolic resin Moulding powder and heat-insulated modified filler are poured into together in blender and are stirred, wherein
The weight ratio of phenolic resin Moulding powder and heat-insulated modified filler is then poured into mold so that material is stirred for 1:0.3
Middle progress precompressed processing forms outer layer blank, spare；
2) phenolic resin Moulding powder and corrosion-resistant modified filler are poured into together in blender and are stirred,
In, the weight ratio of phenolic resin Moulding powder and corrosion-resistant modified filler is 1:0.35, so that material is stirred, is then fallen
Enter into mold and carry out precompressed processing, forms inner layer blank, it is spare；
3) it is coated with butyl titanate on outer layer blank, then spreads glass fiber mesh, is then placed on inner layer blank
On outer layer blank, then it is sintered with hot isostatic pressing method, sintering time is 1 hour, make pressure medium using nitrogen,
Pressure is 40MPa, and outer layer blank, glass fiber mesh and inner layer blank are combined with each other, and forms complex, spare；
4) compound external surface is polished.
In the present embodiment, the heat-insulated modified filler includes the raw material of following parts by weight proportion: short glass fiber
28 parts, 20 parts of nano zircite, 14 parts of nanometer calcium carbonate, 68 parts of hollow glass micropearl, 3 parts of polyvinyl butyral, triaryl
2 parts and 4 parts of benzene sulfinic acid sodium salt of phosphate.
In the present embodiment, the corrosion-resistant modified filler includes the raw material of following parts by weight proportion: staple glass is fine
Dimension 25 parts, 26 parts of white mica powder, 10 parts of glass flake, 22 parts of iridium powder, 10 parts of nanometer calcium carbonate, 2 parts of polyvinyl butyral,
1 part and 15 parts of cubic boron nitride micro mist of benzene sulfinic acid sodium salt.
In the present embodiment, the sintering temperature of the sintering processes in the step 3) is 150 DEG C.
Embodiment 2
1) phenolic resin Moulding powder and heat-insulated modified filler are poured into together in blender and are stirred, wherein
The weight ratio of phenolic resin Moulding powder and heat-insulated modified filler is then poured into mold so that material is stirred for 1:0.3
Middle progress precompressed processing forms outer layer blank, spare；
2) phenolic resin Moulding powder and corrosion-resistant modified filler are poured into together in blender and are stirred,
In, the weight ratio of phenolic resin Moulding powder and corrosion-resistant modified filler is 1:0.35, so that material is stirred, is then fallen
Enter into mold and carry out precompressed processing, forms inner layer blank, it is spare；
3) it is coated with butyl titanate on outer layer blank, then spreads glass fiber mesh, is then placed on inner layer blank
On outer layer blank, then it is sintered with hot isostatic pressing method, sintering time is 1 hour, make pressure medium using nitrogen,
Pressure is 40MPa, and outer layer blank, glass fiber mesh and inner layer blank are combined with each other, and forms complex, spare；
4) compound external surface is polished.
In the present embodiment, the heat-insulated modified filler includes the raw material of following parts by weight proportion: short glass fiber
44 parts, 22 parts of nano zircite, 18 parts of nanometer calcium carbonate, 77 parts of hollow glass micropearl, 8 parts of polyvinyl butyral, triaryl
5 parts and 7 parts of benzene sulfinic acid sodium salt of phosphate.
In the present embodiment, corrosion-resistant modified filler includes the raw material of following parts by weight proportion: short glass fiber 38
Part, 28 parts of white mica powder, 13 parts of glass flake, 28 parts of iridium powder, 14 parts of nanometer calcium carbonate, 4 parts of polyvinyl butyral, benzene Asia sulphur
3 parts and 25 parts of cubic boron nitride micro mist of sour sodium.
In the present embodiment, the sintering temperature of the sintering processes in the step 3) is 150 DEG C.
Embodiment 3
1) phenolic resin Moulding powder and heat-insulated modified filler are poured into together in blender and are stirred, so that object
Material is stirred, and is then poured into progress precompressed processing in mold, forms outer layer blank, spare；
2) phenolic resin Moulding powder and corrosion-resistant modified filler are poured into together in blender and are stirred, so that
Material is stirred, and is then poured into progress precompressed processing in mold, forms inner layer blank, spare；
3) it is coated with butyl titanate on outer layer blank, then spreads glass fiber mesh, is then placed on inner layer blank
On outer layer blank, then it is sintered with hot isostatic pressing method, sintering time is 3 hours, make pressure medium using nitrogen,
Pressure is 60MPa, and outer layer blank, glass fiber mesh and inner layer blank are combined with each other, and forms complex, spare；
4) compound external surface is polished.
In the present embodiment, the sintering temperature of the sintering processes in the step 3) is 165 DEG C.
In the present embodiment, the weight ratio of phenolic resin Moulding powder and heat-insulated modified filler is 1:0.5 in the step 1).
In the present embodiment, the weight ratio of phenolic resin Moulding powder and corrosion-resistant modified filler is 1 in the step 2):
0.45。
In the present embodiment, the heat-insulated modified filler includes the raw material of following parts by weight proportion: short glass fiber
35 parts, 21 parts of nano zircite, 16 parts of nanometer calcium carbonate, 72 parts of hollow glass micropearl, 6 parts of polyvinyl butyral, triaryl
4 parts and 6 parts of benzene sulfinic acid sodium salt of phosphate.
In the present embodiment, the corrosion-resistant modified filler includes the raw material of following parts by weight proportion: staple glass is fine
Dimension 33 parts, 27 parts of white mica powder, 12 parts of glass flake, 25 parts of iridium powder, 13 parts of nanometer calcium carbonate, 3 parts of polyvinyl butyral,
2 parts and 20 parts of cubic boron nitride micro mist of benzene sulfinic acid sodium salt.
The invention has the benefit that the structure similar to function-graded material is utilized, by thermal insulating filling and corrosion-resistant
Filler concentrates on outer layer and inner layer respectively, and compared with the traditional way, thermal insulating filling and corrosion-resistant filling are more concentrated, so that resistance to
Corruption performance and heat-proof quality are improved well.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of glass fiber reinforced plastics product moulding process, it is characterised in that: the following steps are included:
1) phenolic resin Moulding powder and heat-insulated modified filler are poured into together in blender and are stirred, wherein phenolic aldehyde
The weight ratio of resin mold molding powder and heat-insulated modified filler is then poured into mold so that material is stirred for 1:0.3-0.6
Middle progress precompressed processing forms outer layer blank, spare；
2) phenolic resin Moulding powder and corrosion-resistant modified filler are poured into together in blender and are stirred, wherein phenol
The weight ratio of urea formaldehyde Moulding powder and corrosion-resistant modified filler is that 1:0.35-0.49 is then poured into so that material is stirred
Precompressed processing is carried out into mold, forms inner layer blank, it is spare；
3) it is coated with butyl titanate on outer layer blank, then spreads glass fiber mesh, inner layer blank is then placed on outer layer
It on blank, is then sintered with hot isostatic pressing method, sintering time is 1-3 hours, makees pressure medium using nitrogen, is pressed
It is by force 40-60MPa, outer layer blank, glass fiber mesh and inner layer blank is combined with each other, forms complex, it is spare；
4) compound external surface is polished.
2. a kind of glass fiber reinforced plastics product moulding process according to claim 1, it is characterised in that: the heat-insulated modified filler packet
Include the raw material of following parts by weight proportion: 28-44 parts of short glass fiber, 20-22 parts of nano zircite, nanometer calcium carbonate 14-
18 parts, 68-77 parts of hollow glass micropearl, 3-8 parts of polyvinyl butyral, 2-5 parts of triaryl phosphate and benzene sulfinic acid sodium salt 4-7
Part.
3. a kind of glass fiber reinforced plastics product moulding process according to claim 2, it is characterised in that: the corrosion-resistant modified filler
Raw material including following parts by weight proportion: 25-38 parts of short glass fiber, 26-28 parts of white mica powder, glass flake 10-13
Part, 22-28 parts of iridium powder, 10-14 parts of nanometer calcium carbonate, 2-4 parts of polyvinyl butyral, 1-3 parts of benzene sulfinic acid sodium salt and cube nitrogen
Change 15-25 parts of boron micro mist.
4. a kind of glass fiber reinforced plastics product moulding process according to claim 3, it is characterised in that: the sintering in the step 3)
The sintering temperature of processing is 150-175 DEG C.
5. a kind of glass fiber reinforced plastics product moulding process according to claim 4, it is characterised in that: phenolic aldehyde tree in the step 1)
The weight ratio of rouge Moulding powder and heat-insulated modified filler is 1:0.5.
6. a kind of glass fiber reinforced plastics product moulding process according to claim 5, it is characterised in that: phenolic aldehyde tree in the step 2
The weight ratio of rouge Moulding powder and corrosion-resistant modified filler is 1:0.45.
7. a kind of glass fiber reinforced plastics product moulding process according to claim 6, it is characterised in that: the heat-insulated modified filler packet
Include the raw material of following parts by weight proportion: 35 parts of short glass fiber, 21 parts of nano zircite, 16 parts of nanometer calcium carbonate, hollow
72 parts of glass microballoon, 6 parts of polyvinyl butyral, 4 parts of triaryl phosphate and 6 parts of benzene sulfinic acid sodium salt.
8. a kind of glass fiber reinforced plastics product moulding process according to claim 7, it is characterised in that: the corrosion-resistant modified filler
Raw material including following parts by weight proportion: 33 parts of short glass fiber, 27 parts of white mica powder, 12 parts of glass flake, iridium powder 25
Part, 13 parts of nanometer calcium carbonate, 3 parts of polyvinyl butyral, 2 parts of benzene sulfinic acid sodium salt and 20 parts of cubic boron nitride micro mist.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910418438.4A CN110126296A (en) | 2019-05-20 | 2019-05-20 | A kind of glass fiber reinforced plastics product moulding process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910418438.4A CN110126296A (en) | 2019-05-20 | 2019-05-20 | A kind of glass fiber reinforced plastics product moulding process |
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| CN110126296A true CN110126296A (en) | 2019-08-16 |
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| CN201910418438.4A Withdrawn CN110126296A (en) | 2019-05-20 | 2019-05-20 | A kind of glass fiber reinforced plastics product moulding process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113858645A (en) * | 2021-08-30 | 2021-12-31 | 安徽省众望科希盟科技有限公司 | Method for modifying polytetrafluoroethylene by using basalt fiber mesh cloth |
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| CN113858645A (en) * | 2021-08-30 | 2021-12-31 | 安徽省众望科希盟科技有限公司 | Method for modifying polytetrafluoroethylene by using basalt fiber mesh cloth |
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