CN115505238A - Carbon fiber RS4 air box guide pipe and preparation method thereof - Google Patents
Carbon fiber RS4 air box guide pipe and preparation method thereof Download PDFInfo
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- CN115505238A CN115505238A CN202211133272.XA CN202211133272A CN115505238A CN 115505238 A CN115505238 A CN 115505238A CN 202211133272 A CN202211133272 A CN 202211133272A CN 115505238 A CN115505238 A CN 115505238A
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- carbon fiber
- resin
- fiber cloth
- guide pipe
- epoxy
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 183
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 183
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 180
- 238000002360 preparation method Methods 0.000 title abstract description 113
- 229920005989 resin Polymers 0.000 claims abstract description 164
- 239000011347 resin Substances 0.000 claims abstract description 164
- 239000004744 fabric Substances 0.000 claims abstract description 121
- 238000009940 knitting Methods 0.000 claims abstract description 37
- 239000003822 epoxy resin Substances 0.000 claims description 104
- 229920000647 polyepoxide Polymers 0.000 claims description 104
- 239000004593 Epoxy Substances 0.000 claims description 85
- 229920001296 polysiloxane Polymers 0.000 claims description 37
- 239000000203 mixture Substances 0.000 claims description 34
- 239000003795 chemical substances by application Substances 0.000 claims description 31
- 239000005062 Polybutadiene Substances 0.000 claims description 26
- 229920002857 polybutadiene Polymers 0.000 claims description 26
- YSWBFLWKAIRHEI-UHFFFAOYSA-N 4,5-dimethyl-1h-imidazole Chemical compound CC=1N=CNC=1C YSWBFLWKAIRHEI-UHFFFAOYSA-N 0.000 claims description 23
- 229920001971 elastomer Polymers 0.000 claims description 19
- 239000005060 rubber Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 18
- MWSKJDNQKGCKPA-UHFFFAOYSA-N 6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione Chemical compound C1CC(C)=CC2C(=O)OC(=O)C12 MWSKJDNQKGCKPA-UHFFFAOYSA-N 0.000 claims description 17
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 17
- -1 tri-epoxy propoxy benzyloxy silane Chemical compound 0.000 claims description 17
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 16
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-UHFFFAOYSA-N 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 14
- 239000010703 silicon Substances 0.000 claims description 14
- CCDXIADKBDSBJU-UHFFFAOYSA-N phenylmethanetriol Chemical compound OC(O)(O)C1=CC=CC=C1 CCDXIADKBDSBJU-UHFFFAOYSA-N 0.000 claims description 13
- 239000012528 membrane Substances 0.000 claims description 11
- 125000003277 amino group Chemical group 0.000 claims description 10
- 150000008064 anhydrides Chemical class 0.000 claims description 9
- IQNHBUQSOSYAJU-UHFFFAOYSA-N 2,2,2-trifluoro-n-methylacetamide Chemical compound CNC(=O)C(F)(F)F IQNHBUQSOSYAJU-UHFFFAOYSA-N 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- 239000003085 diluting agent Substances 0.000 claims description 4
- 239000004014 plasticizer Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- ZHPNWZCWUUJAJC-UHFFFAOYSA-N fluorosilicon Chemical compound [Si]F ZHPNWZCWUUJAJC-UHFFFAOYSA-N 0.000 claims description 3
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 claims description 3
- 238000005498 polishing Methods 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 3
- 229910000077 silane Inorganic materials 0.000 claims description 3
- ULKLGIFJWFIQFF-UHFFFAOYSA-N 5K8XI641G3 Chemical compound CCC1=NC=C(C)N1 ULKLGIFJWFIQFF-UHFFFAOYSA-N 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910019142 PO4 Inorganic materials 0.000 claims description 2
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 claims description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 2
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 claims description 2
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims 1
- 239000007769 metal material Substances 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 39
- 230000000052 comparative effect Effects 0.000 description 14
- 238000009472 formulation Methods 0.000 description 12
- 238000012360 testing method Methods 0.000 description 9
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 6
- 150000008065 acid anhydrides Chemical class 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 239000000499 gel Substances 0.000 description 4
- 108010025899 gelatin film Proteins 0.000 description 4
- 238000007731 hot pressing Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000010923 batch production Methods 0.000 description 3
- CXZMPNCYSOLUEK-UHFFFAOYSA-N triethyl propyl silicate Chemical compound CCCO[Si](OCC)(OCC)OCC CXZMPNCYSOLUEK-UHFFFAOYSA-N 0.000 description 3
- GJOWSEBTWQNKPC-UHFFFAOYSA-N 3-methyloxiran-2-ol Chemical compound CC1OC1O GJOWSEBTWQNKPC-UHFFFAOYSA-N 0.000 description 2
- 125000000051 benzyloxy group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])O* 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 229910003902 SiCl 4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- SLLGVCUQYRMELA-UHFFFAOYSA-N chlorosilicon Chemical compound Cl[Si] SLLGVCUQYRMELA-UHFFFAOYSA-N 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- FCZCIXQGZOUIDN-UHFFFAOYSA-N ethyl 2-diethoxyphosphinothioyloxyacetate Chemical compound CCOC(=O)COP(=S)(OCC)OCC FCZCIXQGZOUIDN-UHFFFAOYSA-N 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-N o-dicarboxybenzene Natural products OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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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
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
- B29C70/342—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation using isostatic pressure
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
- B29C70/545—Perforating, cutting or machining during or after moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The application relates to the technical field of RS4 air box guide pipe preparation, in particular to a carbon fiber RS4 air box guide pipe and a preparation method thereof. A carbon fiber RS4 air box conduit comprises an upper layer of warp and weft knitting resin impregnated carbon fiber cloth, a lower layer of warp and weft knitting resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth and 90-degree resin impregnated carbon fiber cloth which are integrally formed, wherein the 0-degree resin impregnated carbon fiber cloth is positioned between the upper layer of warp and weft knitting resin impregnated carbon fiber cloth and the lower layer of warp and weft knitting resin impregnated carbon fiber cloth; the 90-degree resin-impregnated carbon fiber cloth is positioned between the 0-degree resin-impregnated carbon fiber cloth. The carbon fiber RS4 bellows pipe of this application preparation can replace the RS4 bellows pipe of metal material, reduces the quality of RS4 bellows pipe and has better heat resistance and mechanical properties simultaneously, and the pressure-bearing of work can not the fracture by 0.3 Mpa.
Description
Technical Field
The application relates to the technical field of RS4 air box guide pipe preparation, in particular to a carbon fiber RS4 air box guide pipe and a preparation method thereof.
Background
At present, the bellows guide pipe on the Audi RS4 vehicle is usually made of metal materials, such as stainless steel, aluminum alloy, aluminum magnesium alloy and the like. Referring to fig. 1, an RS4 bellows guide in the related art is formed by welding an upper bellows guide shell 9 and a lower bellows guide shell 90. The upper bellows duct shell 9 is stamped and printed out of sheet metal, and the lower bellows duct shell 90 is stamped and printed out of sheet metal. With respect to the RS4 bellows tube of the above related art, the applicant found that the following drawbacks exist: the production process of the RS4 air bellow guide pipe made of metal is relatively complex and time-consuming and labor-consuming.
Disclosure of Invention
In order to solve the problems that the production process of the RS4 air box guide pipe made of metal materials is relatively complex and wastes time and labor, the application provides a carbon fiber RS4 air box guide pipe and a preparation method thereof.
In a first aspect, the application provides a carbon fiber RS4 bellows pipe, is realized through the following technical scheme:
a carbon fiber RS4 bellows guide pipe comprises an upper layer of warp and weft knitting resin impregnated carbon fiber cloth, a lower layer of warp and weft knitting resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth and 90-degree resin impregnated carbon fiber cloth, wherein the 0-degree resin impregnated carbon fiber cloth is positioned between the upper layer of warp and weft knitting resin impregnated carbon fiber cloth and the lower layer of warp and weft knitting resin impregnated carbon fiber cloth; the 90-degree resin-impregnated carbon fiber cloth is positioned between the 0-degree resin-impregnated carbon fiber cloth; the upper layer warp and weft knitting resin impregnated carbon fiber cloth and the lower layer warp and weft knitting resin impregnated carbon fiber cloth are made of epoxy impregnated resin and warp and weft knitting carbon fiber cloth; the 0-degree resin-impregnated carbon fiber cloth is made of epoxy impregnated resin and 0-degree carbon fibers; the 90-degree resin-impregnated carbon fiber cloth is made of epoxy impregnated resin and 90-degree carbon fibers; the formulas of the epoxy impregnating resin in the upper layer warp and weft knitting resin impregnated carbon fiber cloth, the epoxy impregnating resin in the lower layer warp and weft knitting resin impregnated carbon fiber cloth, the epoxy impregnating resin in the 0-degree resin impregnated carbon fiber cloth and the epoxy impregnating resin in the 90-degree resin impregnated carbon fiber cloth are the same; the epoxy impregnating resin is mainly prepared from an epoxy resin composition, a curing agent composition, a diluent and a plasticizer; the epoxy resin composition comprises trihydroxyphenyl methane epoxy resin, polybutadiene epoxy resin and one of organic silicon epoxy resin, epoxy modified organic silicon resin and organic fluorine silicon epoxy resin; the curing agent composition comprises reactive silicone with amino, anhydride curing agent and at least one of dimethyl imidazole and 2-ethyl-4-methyl imidazole; the anhydride curing agent is at least one of phthalic anhydride, maleic anhydride and methyl tetrahydrophthalic anhydride; the structural formula of the reactive silicone with the amine group is as follows:
through adopting above-mentioned technical scheme, the carbon fiber RS4 bellows pipe of this application preparation sees to replace metal RS4 bellows pipe, and the quality that reduces RS4 bellows pipe has better heat resistance and mechanical properties simultaneously, and the pressure-bearing 0.3Mpa of work can not the fracture.
Preferably, the curing agent composition further comprises hydroxyl-terminated reactive silicone, and the mass of the hydroxyl-terminated reactive silicone accounts for 4-8% of the total mass of the curing agent composition; the structural formula of the hydroxyl-terminated reactive silicone is as follows:
by adopting the technical scheme, the carbon fiber RS4 air box conduit can be improved in heat resistance, weather resistance, mechanical strength and toughness.
Preferably, the curing agent composition comprises reactive silicone with amine group, acid anhydride curing agent, dimethyl imidazole; the mass ratio of the reactive silicone with amino groups, the anhydride curing agent and the dimethyl imidazole is (12-25): (65-82): (0.2-1); the reactive silicone with the amino group is FM-3311 of JNC, and the number average molecular weight is 1000; the anhydride curing agent is methyl tetrahydrophthalic anhydride.
By adopting the technical scheme, the carbon fiber RS4 air box conduit has better heat resistance, weather resistance, mechanical strength and toughness.
Preferably, the epoxy resin composition is a trihydroxyphenyl methane epoxy resin, a polybutadiene epoxy resin or a silicone epoxy resin; the trihydroxyphenyl methane epoxy resin, the polybutadiene epoxy resin the mass ratio of the organic silicon epoxy resin is (60-80): (10-20): (10-20).
By optimizing the mass ratio of the trihydroxyphenyl methane epoxy resin, the polybutadiene epoxy resin and the organic silicon epoxy resin, the heat resistance, the weather resistance, the mechanical strength and the toughness of the carbon fiber RS4 air box guide pipe can be improved.
Preferably, the silicone epoxy resin is mainly at least one of silicone epoxy resin triethoxy propoxy benzyloxy silane, silicone epoxy resin tetra POSS silane and silicone epoxy resin triethoxy propoxy silane.
By adopting the technical scheme, the organic silicon epoxy resin can improve the adhesive property of the epoxy impregnating resin, and is convenient to produce and process. In addition, the flexibility of the integral carbon fiber RS4 air box guide pipe can be improved by the organic silicon epoxy resin, and the condition that the air box guide pipe cannot crack under the working pressure of 0.3Mpa is ensured.
Preferably, the epoxy resin composition is trihydroxyphenyl methane epoxy resin, polybutadiene epoxy resin or organic fluorosilicone epoxy resin; the mass ratio of the trihydroxyphenyl methane epoxy resin to the polybutadiene epoxy resin to the organic fluorosilicone epoxy resin is (65-85): (10-20): (5-15).
By optimizing the mass ratio of the trihydroxyphenyl methane epoxy resin, the polybutadiene epoxy resin and the organic fluorine silicon epoxy resin, the carbon fiber RS4 air box guide pipe with excellent heat resistance, weather resistance, pollution resistance, mechanical property and toughness can be obtained.
Preferably, the curing agent composition also comprises N-methyl-2,2,2-trifluoroacetamide, and the N-methyl-2,2,2-trifluoroacetamide accounts for 8-15% of the total mass of the curing agent composition.
Through adopting above-mentioned technical scheme, introduce fluorine element and can improve the heat resistance, weatherability, the resistant dirty nature of this application, can effectively resist automobile exhaust to the ageing destruction of corrosion of this application, and make this application surface be difficult for gluing the spot, be difficult for the carbon, be convenient for wash clean.
Preferably, the diluent is at least one of acetone, propylene oxide butyl ether, propylene oxide phenyl ether and diglycidyl; the plasticizer is at least one of phthalate and phosphate.
Through adopting above-mentioned technical scheme, improve the viscosity of this application, and then reduce holistic production degree of difficulty.
In a second aspect, the preparation method of the carbon fiber RS4 bellows guide pipe provided by the application is realized through the following technical scheme:
a preparation method of a carbon fiber RS4 air box guide pipe comprises the following steps:
the method comprises the following steps: preparing epoxy impregnating resin;
preparing upper-layer warp and weft knitting resin impregnated carbon fiber cloth, lower-layer warp and weft knitting resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth and 90-degree resin impregnated carbon fiber cloth by adopting the epoxy impregnating resin in the step one;
step three, preparing a semi-finished carbon fiber RS4 bellows guide pipe by adopting an RS4 bellows guide pipe die in a die pressing manner;
and step four, demolding, cutting and polishing burrs to obtain the finished carbon fiber RS4 air box guide pipe.
By adopting the technical scheme, compared with the RS4 air box guide pipe made of the metal material, the preparation method is relatively simple, the production efficiency is higher, and the industrial batch production is convenient to realize.
Preferably, the RS4 air bellow guide pipe die comprises an RS4 air bellow guide pipe upper die, a rubber inner film and an RS4 air bellow guide pipe lower die; the appearance of the rubber inner membrane is similar to that of the carbon fiber RS4 air box conduit; the RS4 air box guide pipe upper die and the RS4 air box guide pipe lower die are matched to form a forming cavity positioned in the RS4 air box guide pipe die; the RS4 air box guide pipe upper die and the RS4 air box guide pipe lower die are matched to form an air-entrapping pore channel communicated with the forming cavity; the rubber inner film is arranged in the forming cavity; step three, preparing a semi-finished carbon fiber RS4 air box guide pipe by adopting an RS4 air box guide pipe mould in a mould pressing mode: coating a water-based release agent in a forming cavity of an RS4 air bellow guide pipe upper die and an RS4 air bellow guide pipe lower die, and drying; attaching upper-layer warp and weft-knitted resin-impregnated carbon fiber cloth, 0-degree resin-impregnated carbon fiber cloth, 90-degree resin-impregnated carbon fiber cloth, 0-degree resin-impregnated carbon fiber cloth and lower-layer warp and weft-knitted resin-impregnated carbon fiber cloth in sequence from inside to outside in a forming cavity of an upper die of the RS4 air box guide pipe; meanwhile, sequentially attaching upper-layer warp and weft woven resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth, 90-degree resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth and lower-layer warp and weft woven resin impregnated carbon fiber cloth in a forming cavity of the RS4 air box guide pipe lower die from inside to outside, flanging, lapping and lapping for 10-15mm, and lapping for 10-15mm in places where lapping cannot be achieved by 3K twill lapping and 10-15mm in lapping; and then placing the rubber inner membrane in a forming cavity of an RS4 air bellow guide pipe upper mould, closing the RS4 air bellow guide pipe upper mould and the RS4 air bellow guide pipe lower mould, finally, placing the mould in a middle of an upper press, controlling the temperature of the press to be 145-160 ℃, forming the upper press, holding the press, controlling the pressure to be 4-5 grids, controlling the initial air pressure to be 0.2Mpa, paying attention to the fact that the air-entrapping speed is not too high, preventing the rubber inner membrane from being damaged, slowly deflating after 300 seconds, adding to 0.4Mpa after the air-entrapping is finished, deflating first and then pulling out an air head after the heat preservation is finished for 2500 seconds, decompressing and opening the mould to obtain the semi-finished carbon fiber RS4 air bellow guide pipe.
By adopting the technical scheme, the quality of the application can be ensured, the working pressure bearing capacity is 0.3Mpa, and the application can not crack, and has a better service life. And the production difficulty of the application is reduced, and the industrial batch production is convenient to realize.
In summary, the present application has the following advantages:
1. carbon fiber RS4 bellows pipe in this application fungible metal material's RS4 bellows pipe reduces the quality of RS4 bellows pipe for the RS4 vehicle is lighter-weighted more, has better heat resistance and mechanical properties simultaneously, and the work pressure-bearing 0.3Mpa can not the fracture, has better life.
2. Compared with the RS4 air box guide pipe made of metal materials, the preparation method is relatively simple, the production efficiency is high, and industrial batch production is convenient to realize.
Drawings
FIG. 1 is a schematic view of the overall structure of an RS4 bellows tube according to the related art of the present application.
FIG. 2 is a cross-sectional view of an RS4 bellows tube in example 1 of the present application, mainly showing the interlayer structure.
FIG. 3 is a schematic view showing the structure of the upper mold and the inner rubber membrane of the RS4 bellows catheter in example 1 of the present application.
FIG. 4 is a schematic view showing the structure of the lower mold and the inner rubber film of the RS4 bellows guide in example 1 of this application.
In the figure, 1, the upper layer of warp and weft knitting resin is impregnated with carbon fiber cloth; 2. the lower layer of warp and weft knitting resin is impregnated with carbon fiber cloth; 3. 0-degree resin-impregnated carbon fiber cloth; 4. impregnating the carbon fiber cloth with 90-degree resin; 5. an RS4 air box guide pipe upper die; 6. an inner rubber film; 60. forming a cavity; 600. a gas-filling duct; 7. a RS4 air box guide pipe lower die; 9. an air box conduit upper shell; 90. a lower shell of the bellows guide pipe.
Detailed Description
The present application will be described in further detail below with reference to the drawings, comparative examples and examples.
Preparation example
Preparation example 1
The formulation of the epoxy impregnating resin is as follows:
60g of a trishydroxyphenylmethane-type epoxy resin (epoxy value 0.636 to 0.652)
20g of polybutadiene epoxy resin (2000 # epoxy resin, epoxy value 0.162-0.186)
20g of a silicone epoxy resin
23.82g of FM-3311 (JNC as reactive silicone with amino group FM-3311, data molecular weight 1000)
80.19g of methyltetrahydrophthalic anhydride
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
The preparation method of the organic silicon epoxy resin comprises the following steps: 100ml of diethyl ether, 0.05mol of SiHCl are added to a clean 300ml beaker 3 And 0.05mol of SiCl 4 Stirring, adding 0.4mol of epoxy propanol and 0.4mol of triethylamine at 0 ℃, and heating to 30 ℃ for reaction for 5 hours. Stopping stirring, filtering and separating to obtain the organosilicon epoxy resin triethoxy propoxy silane. The organosilicon epoxy resin triethoxy propoxy silane colorless liquid is insoluble in water, non-conductive, stable under the irradiation of ultraviolet light, and does not decompose when heated to 230 ℃.
The preparation method of the epoxy impregnating resin comprises the following steps: 60g of trihydroxyphenyl methane epoxy resin, 20g of polybutadiene epoxy resin and 20g of organosilicon epoxy resin are uniformly mixed with 3.0g of phthalate and 2.0g of epoxypropane butyl ether, and then are uniformly mixed with 23.82g of FM-3311, 80.19g of methyl tetrahydrophthalic anhydride and 0.5g of dimethyl imidazole at 4 ℃ to obtain the finished epoxy impregnating resin.
Preparation example 2
the formulation of the epoxy impregnating resin is as follows:
70g of a trishydroxyphenylmethane-type epoxy resin
20g of polybutadiene epoxy resin
10g of a Silicone epoxy resin
23.80g of FM-3311
74.91g of methyltetrahydrophthalic anhydride
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
Preparation example 3
Preparation 3 differs from preparation 1 in that:
the formulation of the epoxy impregnating resin is as follows:
80g of a trishydroxyphenylmethane-type epoxy resin
10g of polybutadiene epoxy resin
10g of a Silicone epoxy resin
28.55g of FM-3311
76.17g of methyltetrahydrophthalic anhydride
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
Preparation example 4
the formulation of the epoxy impregnating resin is as follows:
60g of a trishydroxyphenylmethane-type epoxy resin
20g of polybutadiene epoxy resin
20g of a silicone epoxy resin
21.52g of FM-3311
79.64g of methyltetrahydrophthalic anhydride
4.82g of FM-4411 (FM-4411 for JNC, data molecular weight 1000)
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
Preparation example 5 (FM-3311 content 12% lower limit)
the formulation of the epoxy impregnating resin is as follows:
60g of a trishydroxyphenylmethane-type epoxy resin
20g of polybutadiene epoxy resin
20g of a silicone epoxy resin
12.19g of FM-3311
86.86g of methyltetrahydrophthalic anhydride
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
Preparation example 6
Preparation 6 differs from preparation 1 in that:
the formulation of the epoxy impregnating resin is as follows:
60g of a trishydroxyphenylmethane-type epoxy resin
20g of polybutadiene epoxy resin
20g of a silicone epoxy resin
25.45g of FM-3311
82.21g of methyltetrahydrophthalic anhydride
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
100ml of toluene, 0.1mol of (PhCH) are placed in a clean 300ml glass bottle 2 O)SiCl 3 Stirring, adding 0.3mol of epoxy propanol and 0.3mol of triethylamine at 25 ℃, and heating to 80 ℃ for reaction for 6 hours. Stopping stirring, filtering and separating to obtain the organosilicon epoxy resin tri-epoxy propoxy benzyloxy silicane. The organosilicon epoxy resin tri-epoxy propoxy benzyloxy silicane is colorless liquid, is insoluble in water, is non-conductive, is stable under the irradiation of ultraviolet light, and is not decomposed when heated to 280 ℃.
Preparation example 7
The preparation 7 differs from the preparation 1 in that:
the formulation of the epoxy impregnating resin is as follows:
60g of a trishydroxyphenylmethane-type epoxy resin
20g of polybutadiene epoxy resin
20g of a silicone epoxy resin
2120g of FM-3311
78.05g of methyltetrahydrophthalic anhydride
10.25g of N-methyl-2,2,2-trifluoroacetamide
4.35g of FM-4411 (FM-4411 for JNC, data molecular weight 1000)
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
Preparation example 8
Preparation 8 differs from preparation 1 in that:
the formulation of the epoxy impregnating resin is as follows:
60g of a trishydroxyphenylmethane-type epoxy resin
20g of polybutadiene epoxy resin
20g of Silicone epoxy resin
23.83g FM-3311
54.58g of methyltetrahydrophthalic anhydride
11.53g of N-methyl-2,2,2-trifluoroacetamide
0.5g of dimethylimidazole
3.0g of a phthalic acid ester
2.0g of propylene oxide butyl ether.
Preparation example 9
Preparation 9 differs from preparation 1 in that:
the formulation of the epoxy impregnating resin is as follows:
90g of trishydroxyphenylmethane-type epoxy resin
5g of polybutadiene epoxy resin
5g of a Silicone epoxy resin
17.30g of FM-3311
81.84g of methyltetrahydrophthalic anhydride
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
Preparation example 10
The preparation 10 differs from the preparation 1 in that:
the formulation of the epoxy impregnating resin is as follows:
56g of a trishydroxyphenylmethane-type epoxy resin
22g of polybutadiene epoxy resin
22g of a silicone epoxy resin
21.67g of FM-3311
81.68g of methyltetrahydrophthalic anhydride
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
Preparation example 11
Preparation 11 differs from preparation 1 in that:
the formulation of the epoxy impregnating resin is as follows:
60g of a trishydroxyphenylmethane-type epoxy resin
20g of polybutadiene epoxy resin
20g of a silicone epoxy resin
83.68g of methyltetrahydrophthalic anhydride
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
Preparation example 12
Preparation 12 differed from preparation 1 in that:
the formulation of the epoxy impregnating resin is as follows:
60g of a trishydroxyphenylmethane-type epoxy resin
20g of polybutadiene epoxy resin
20g of Silicone epoxy resin
8.70g of FM-3311
88.76g of methyltetrahydrophthalic anhydride
0.5g of dimethylimidazole
3.0g of a phthalate ester
2.0g of propylene oxide butyl ether.
Examples
Example 1
Referring to fig. 2, the carbon fiber RS4 bellows guide tube comprises an upper layer of warp and weft woven resin impregnated carbon fiber cloth 1, a lower layer of warp and weft woven resin impregnated carbon fiber cloth 2, nine layers of 0-degree resin impregnated carbon fiber cloth 3 and two layers of 90-degree resin impregnated carbon fiber cloth 4. Nine layers of 0-degree resin-impregnated carbon fiber cloth 3 and two layers of 90-degree resin-impregnated carbon fiber cloth 4 are positioned between the upper layer of warp and weft-knitted resin-impregnated carbon fiber cloth 1 and the lower layer of warp and weft-knitted resin-impregnated carbon fiber cloth 2. The 90-degree resin-impregnated carbon fiber cloth 4 is positioned between the 0-degree resin-impregnated carbon fiber cloths 3, and three layers of 0-degree resin-impregnated carbon fiber cloths 3 are arranged between adjacent 90-degree resin-impregnated carbon fiber cloths 4.
The upper layer warp and weft knitting resin impregnated carbon fiber cloth 1 and the lower layer warp and weft knitting resin impregnated carbon fiber cloth 2 are made of epoxy impregnated resin and warp and weft knitting carbon fiber cloth. The warp and weft woven carbon fiber cloth adopts T300 carbon fiber. The 0 ° resin-impregnated carbon fiber cloth 3 is made of epoxy-impregnated resin and 0 ° carbon fiber. The 90 ° resin-impregnated carbon fiber cloth 4 is made of epoxy impregnated resin and 90 ° carbon fiber. The epoxy impregnating resin prepared in preparation example 1 was epoxy impregnating resin in the upper layer warp and weft-knitted resin impregnated carbon fiber cloth 1, epoxy impregnating resin in the lower layer warp and weft-knitted resin impregnated carbon fiber cloth 2, epoxy impregnating resin in the 0 ° resin impregnated carbon fiber cloth 3, and epoxy impregnating resin in the 90 ° resin impregnated carbon fiber cloth 4.
Referring to fig. 3 and 4, the rs4 bellows guide tube mold comprises an RS4 bellows guide upper mold 5, an inner rubber film 6, and an RS4 bellows guide lower mold 7, wherein the inner rubber film 6 has an appearance similar to that of a carbon fiber RS4 bellows guide. The RS4 air box guide pipe upper die 5 and the RS4 air box guide pipe lower die 7 are matched to form a forming cavity 60 positioned inside the RS4 air box guide pipe die. The RS4 air bellow guide pipe upper die 5 and the RS4 air bellow guide pipe lower die 7 are matched to form an air-entrapping pore channel 600 communicated with the forming cavity 60. The rubber inner membrane 6 is arranged in the forming cavity 60, and the upper layer of warp and weft knitting resin-impregnated carbon fiber cloth, the lower layer of warp and weft knitting resin-impregnated carbon fiber cloth, the 0-degree resin-impregnated carbon fiber cloth and the 90-degree resin-impregnated carbon fiber cloth which are laid in sequence are pressed between the rubber inner membrane 6 and the inner wall of the forming cavity 60.
A preparation method of a carbon fiber RS4 air box guide pipe comprises the following steps:
the method comprises the following steps: preparation of epoxy impregnating resin see preparation of epoxy impregnating resin in preparation example 1;
preparing upper-layer warp and weft knitting resin impregnated carbon fiber cloth, lower-layer warp and weft knitting resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth and 90-degree resin impregnated carbon fiber cloth by adopting the epoxy impregnating resin in the step one;
preparing the upper layer warp and weft knitting resin impregnated carbon fiber cloth: coating the upper and lower surfaces of the warp and weft woven carbon fiber cloth with the epoxy impregnating resin in the preparation example 1, covering release films on the two surfaces, and carrying out vacuum hot pressing to ensure that the epoxy impregnating resin is a gel film, wherein the content of the gel is controlled to be 20-22%; preparing the lower layer warp and weft knitting resin impregnated carbon fiber cloth: coating the upper and lower surfaces of the warp and weft woven carbon fiber cloth with the epoxy impregnating resin in the preparation example 1, covering release films on the two surfaces, and carrying out vacuum hot pressing to ensure that the epoxy impregnating resin is a gel film, wherein the content of the gel is controlled to be 20-22%; preparation of 0-degree resin-impregnated carbon fiber cloth: placing 0-degree carbon fiber in epoxy impregnating resin along the direction of 0 degree, covering release films on two sides, and performing vacuum hot pressing to make the epoxy impregnating resin be a gel film, wherein the gel content is controlled to be 20-22%;
preparation of 90-degree resin-impregnated carbon fiber cloth: placing 90-degree carbon fibers in epoxy impregnating resin along a 90-degree direction, covering release films on two sides of the epoxy impregnating resin, and performing vacuum hot pressing to enable the epoxy impregnating resin to be a gel film, wherein the gel content is controlled to be 20-22%;
step three, preparing a semi-finished carbon fiber RS4 air box guide pipe by adopting an RS4 air box guide pipe mould in a mould pressing mode:
preparing a semi-finished carbon fiber RS4 air box guide pipe by adopting an RS4 air box guide pipe mould in a mould pressing way: firstly, coating a water-based release agent in the molding cavity 60 of the RS4 air box guide pipe upper die 5 and the RS4 air box guide pipe lower die 7, and drying; attaching upper-layer warp and weft woven resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth, 90-degree resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth and lower-layer warp and weft woven resin impregnated carbon fiber cloth in sequence from inside to outside in a forming cavity 60 of an upper die 5 of an RS4 air box guide pipe; meanwhile, sequentially attaching upper-layer warp and weft-knitted resin-impregnated carbon fiber cloth, 0-degree resin-impregnated carbon fiber cloth, 90-degree resin-impregnated carbon fiber cloth, 0-degree resin-impregnated carbon fiber cloth and lower-layer warp and weft-knitted resin-impregnated carbon fiber cloth from inside to outside in a forming cavity 60 of the RS4 air bellow guide pipe lower die 7, flanging and lapping by 10-15mm, and lapping by 3K twill and 10-15mm in the places which cannot be lapped; placing the rubber inner membrane 6 in a forming cavity 60 of an RS4 air bellow guide pipe upper mould 5, closing the RS4 air bellow guide pipe upper mould 5 and an RS4 air bellow guide pipe lower mould 7, finally, placing the mould in the middle of an upper press, controlling the temperature of the press to be 155 ℃, forming the upper press, holding the press, controlling the pressure to be 4-5 grids, controlling the initial air pressure to be 0.2MPa, paying attention to the fact that the air-entrapping speed is not too high, preventing the rubber inner membrane 6 from being damaged, slowly deflating after 300S, adding to 0.4MPa after the air-entrapping is finished, deflating and then pulling an air head after the heat preservation is finished for 2500S, decompressing and opening the mould to obtain a semi-finished carbon fiber RS4 air bellow guide pipe;
and step four, demolding, cutting and polishing burrs to obtain the finished carbon fiber RS4 air box guide pipe.
Example 2
Example 2 differs from example 1 in that:
the method comprises the following steps: epoxy impregnating resin was prepared as described in preparation example 2 for the preparation of epoxy impregnating resin.
Example 3
Example 3 differs from example 1 in that:
the method comprises the following steps: epoxy impregnating resin was prepared as described in preparation example 3 for the preparation of epoxy impregnating resin.
Example 4
Example 4 differs from example 1 in that:
the method comprises the following steps: epoxy impregnating resin was prepared as described in preparation example 4 for the preparation of epoxy impregnating resin.
Example 5
Example 5 differs from example 1 in that:
the method comprises the following steps: epoxy impregnating resin was prepared as described in preparation example 5 for the preparation of epoxy impregnating resin.
Example 6
Example 6 differs from example 1 in that:
the method comprises the following steps: epoxy impregnating resin was prepared as described in preparation example 6.
Example 7
Example 7 differs from example 1 in that:
the method comprises the following steps: epoxy impregnating resin was prepared as described in preparation example 7 for the preparation of epoxy impregnating resin.
Example 8
Example 8 differs from example 1 in that:
the method comprises the following steps: preparation of epoxy impregnating resin see preparation of epoxy impregnating resin in preparation 8.
Comparative example
Comparative example 1
Comparative example 1 differs from example 1 in that:
the method comprises the following steps: preparation of epoxy impregnating resin see preparation of epoxy impregnating resin in preparation 9.
Comparative example 2
Comparative example 2 differs from example 1 in that:
the method comprises the following steps: preparation of epoxy impregnating resin see preparation of epoxy impregnating resin in preparation example 10.
Comparative example 3
Comparative example 3 differs from example 1 in that:
the method comprises the following steps: an epoxy impregnating resin was prepared, see preparation example 11 for the preparation of the epoxy impregnating resin.
Comparative example 4
Comparative example 4 differs from example 1 in that:
the method comprises the following steps: epoxy impregnating resin was prepared as described in preparation example 12 for the preparation of epoxy impregnating resin.
Performance test
Detection method/test method
1. The heat distortion temperature test was performed on the cured products formed from the epoxy impregnating resins of preparation examples 1 to 12: the heat distortion temperature TEST of JJ-TEST is adopted for testing. The heat distortion temperature is a measure of the heat resistance of the condensate, and is the temperature when the flexural deformation of the condensate sample reaches a specified value, namely the heat distortion temperature, HDT for short, under the action of the static bending load of a simply-supported beam type by immersing the condensate sample in a suitable heat transfer medium with constant temperature rise.
2. Mechanical property tests were carried out on cured products formed from the epoxy impregnating resins of preparation examples 1 to 12 in accordance with GB/T9341-2008: the compressive strength test was performed using a liquid crystal panel compressive strength tester of meits (Shandong).
3. The cured products formed from the epoxy impregnating resins of preparation examples 1 to 12 were subjected to hardness test in accordance with ISO 868.
4. The volume resistivity of the cured products formed from the epoxy impregnating resins of preparation examples 1 to 12 was measured in accordance with IEC 60093.
5. Tensile strength was measured in accordance with GB/T1040-2006 for cured products formed from the epoxy impregnating resins of preparation examples 1-12.
6. The carbon fiber RS4 bellows tubes in examples 1 to 8 and comparative examples 1 to 4 were subjected to appearance inspection: and (5) observing whether the appearance of the carbon fiber RS4 bellows guide pipe is cracked or not.
7. The carbon fiber RS4 bellows tubes in examples 1 to 8 and comparative examples 1 to 4 were subjected to a pressure resistance test: and placing the silica gel air bag in the carbon fiber RS4 bellows guide pipe, pressurizing to 0.3MPa, and observing whether the surface of the carbon fiber RS4 bellows guide pipe is cracked.
Data analysis
Table 1 shows the test parameters of the cured products formed from the epoxy impregnating resins of preparation examples 1 to 12
Table 2 shows the measurement parameters of examples 1 to 12 and comparative examples 1 to 4
As can be seen by combining preparation examples 1 to 12 with Table 1, preparation examples 1 to 3 are superior to preparation examples 9 to 10 in overall performance, and preparation examples 1 to 3 are superior to preparation examples 9 to 10, and thus the mass ratio of the tris (hydroxy phenyl methane) epoxy resin, the polybutadiene epoxy resin, and the silicone epoxy resin is 60 to 80:10-20: the RS4 air box guide pipe prepared by 10-20 has better heat resistance and mechanical property.
As can be seen by combining preparation examples 1 to 12 and table 1, the combination of preparation example 1 and preparation example 11 shows that the combination of preparation example 1 and preparation example 11 is superior to that of preparation example 11, and therefore, the RS4 bellows catheter prepared by using the reactive silicone with an amine group and the acid anhydride curing agent in combination with dimethylimidazole is superior in heat resistance and mechanical properties.
As can be seen by combining preparation examples 1-12 and Table 1, the combination of preparation example 1 and preparation example 4 shows that the combination properties of preparation example 4 are superior to those of preparation example 1, and therefore, the RS4 bellows catheter prepared by using FM-3311, the acid anhydride curing agent, FM-4411 and dimethylimidazole is superior in heat resistance and mechanical properties.
As can be seen from the combination of preparation examples 1 to 12 and table 1, the combination of preparation examples 1 and 5 with preparation example 12 is superior to preparation example 12 in overall performance, and therefore the mass ratio of the reactive silicone FM-3311 having an amine group, the acid anhydride curing agent, and dimethylimidazole was 12 to 25:65-78: the RS4 air box guide pipe prepared by 0.2-1 has better heat resistance and mechanical property.
As can be seen by combining preparation examples 1-12 and Table 1, the combination of preparation example 1 and preparation example 8 shows that the combination of preparation example 8 is superior to preparation example 1, and therefore, the RS4 bellows catheter prepared by using FM-3311, an acid anhydride curing agent, N-methyl-2,2,2-trifluoroacetamide in combination with dimethylimidazole is superior in heat resistance and mechanical properties.
By combining the examples 1 to 8 and the comparative examples 1 to 4 and combining the tables 1 to 2, the carbon fiber RS4 bellows guide pipe prepared by the method can replace a metal RS4 bellows guide pipe, the quality of the RS4 bellows guide pipe is reduced, the RS4 bellows guide pipe has good heat resistance and mechanical property, and the RS4 bellows guide pipe cannot crack under the working pressure of 0.3 Mpa.
The specific embodiments are only for explaining the present application and are not limiting to the present application, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the claims of the present application.
Claims (10)
1. The utility model provides a carbon fiber RS4 bellows pipe which characterized in that: the carbon fiber cloth comprises an upper layer of warp and weft knitting resin impregnated carbon fiber cloth (1), a lower layer of warp and weft knitting resin impregnated carbon fiber cloth (2), 0-degree resin impregnated carbon fiber cloth (3) and 90-degree resin impregnated carbon fiber cloth (4), wherein the 0-degree resin impregnated carbon fiber cloth (3) is positioned between the upper layer of warp and weft knitting resin impregnated carbon fiber cloth (1) and the lower layer of warp and weft knitting resin impregnated carbon fiber cloth (2); the 90-degree resin-impregnated carbon fiber cloth (4) is positioned between the 0-degree resin-impregnated carbon fiber cloth (3); the upper layer warp and weft knitting resin impregnated carbon fiber cloth (1) and the lower layer warp and weft knitting resin impregnated carbon fiber cloth (2) are made of epoxy impregnated resin and warp and weft knitting carbon fiber cloth; the 0-degree resin-impregnated carbon fiber cloth (3) is made of epoxy impregnated resin and 0-degree carbon fiber; the 90-degree resin-impregnated carbon fiber cloth (4) is made of epoxy impregnated resin and 90-degree carbon fiber; the formulas of epoxy impregnating resin in the upper layer warp and weft knitting resin impregnated carbon fiber cloth (1), epoxy impregnating resin in the lower layer warp and weft knitting resin impregnated carbon fiber cloth (2), epoxy impregnating resin in the 0-degree resin impregnated carbon fiber cloth (3) and epoxy impregnating resin in the 90-degree resin impregnated carbon fiber cloth (4) are the same; the epoxy impregnating resin is mainly prepared from an epoxy resin composition, a curing agent composition, a diluent and a plasticizer; the epoxy resin composition comprises trihydroxyphenyl methane epoxy resin, polybutadiene epoxy resin and one of organic silicon epoxy resin, epoxy modified organic silicon resin and organic fluorine silicon epoxy resin; the curing agent composition comprises reactive silicone with amino, anhydride curing agent and at least one of dimethyl imidazole and 2-ethyl-4-methyl imidazole; the anhydride curing agent is at least one of phthalic anhydride, maleic anhydride and methyl tetrahydrophthalic anhydride; the structural formula of the reactive silicone with amine groups is as follows:
2. the carbon fiber RS4 bellows conduit according to claim 1, wherein: the curing agent composition also comprises hydroxyl-terminated reactive silicone, and the mass of the hydroxyl-terminated reactive silicone accounts for 4-8% of the total mass of the curing agent composition; the structural formula of the hydroxyl-terminated reactive silicone is as follows:
3. a carbon fibre RS4 bellows conduit according to claim 1 or 2 wherein: the curing agent composition comprises reactive silicone with amino, an anhydride curing agent and dimethyl imidazole; the mass ratio of the reactive silicone with amino groups, the anhydride curing agent and the dimethyl imidazole is (12-25): (65-82): (0.2-1); the reactive silicone with the amino group is FM-3311 of JNC, and the number average molecular weight is 1000; the anhydride curing agent is methyl tetrahydrophthalic anhydride.
4. The carbon fiber RS4 bellows conduit according to claim 1, wherein: the epoxy resin composition is trihydroxyphenyl methane epoxy resin, polybutadiene epoxy resin and organic silicon epoxy resin; the mass ratio of the trihydroxyphenyl methane epoxy resin to the polybutadiene epoxy resin to the organosilicon epoxy resin is (60-80): (10-20): (10-20).
5. The carbon fiber RS4 bellows conduit according to claim 4, wherein: the organic silicon epoxy resin is mainly at least one of organic silicon epoxy resin tri-epoxy propoxy benzyloxy silane, organic silicon epoxy resin tetra-POSS silane and organic silicon epoxy resin tri-epoxy propoxy silane.
6. The carbon fiber RS4 bellows conduit according to claim 1, wherein: the epoxy resin composition is trihydroxyphenyl methane epoxy resin, polybutadiene epoxy resin and organic fluorosilicone epoxy resin; the mass ratio of the trihydroxyphenyl methane epoxy resin to the polybutadiene epoxy resin to the organic fluorosilicone epoxy resin is (65-85): (10-20): (5-15).
7. The carbon fiber RS4 bellows conduit according to claim 1, wherein: the curing agent composition also comprises N-methyl-2,2,2-trifluoroacetamide, and the N-methyl-2,2,2-trifluoroacetamide accounts for 8-15% of the total mass of the curing agent composition.
8. The carbon fiber RS4 bellows conduit according to claim 1, wherein: the diluent is at least one of acetone, epoxypropane butyl ether, epoxypropane phenyl ether and diglycidyl; the plasticizer is at least one of phthalate and phosphate.
9. The method for producing a carbon fiber RS4 bellows tube according to any one of claims 1 to 8, wherein: the method comprises the following steps:
the method comprises the following steps: preparing epoxy impregnating resin;
preparing upper-layer warp and weft knitting resin impregnated carbon fiber cloth, lower-layer warp and weft knitting resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth and 90-degree resin impregnated carbon fiber cloth by adopting the epoxy impregnating resin in the step one;
step three, preparing a semi-finished carbon fiber RS4 air box guide pipe by adopting an RS4 air box guide pipe mould in a mould pressing manner;
and step four, demolding, cutting and polishing burrs to obtain the finished carbon fiber RS4 air box guide pipe.
10. The method for preparing a carbon fiber RS4 bellows tube according to claim 9, wherein: the RS4 air box guide pipe die comprises an RS4 air box guide pipe upper die (5), a rubber inner film (6) and an RS4 air box guide pipe lower die (7); the appearance of the rubber inner membrane (6) is similar to that of the carbon fiber RS4 bellows guide pipe; the RS4 air box guide pipe upper die (5) and the RS4 air box guide pipe lower die (7) are matched to form a forming cavity (60) located inside the RS4 air box guide pipe die; the RS4 air box guide pipe upper die (5) and the RS4 air box guide pipe lower die (7) are matched to form an air-entrapping pore channel (600) communicated with the forming cavity (60); the rubber inner film (6) is arranged in the forming cavity (60); step three, preparing a semi-finished carbon fiber RS4 air box guide pipe by adopting an RS4 air box guide pipe mould in a mould pressing mode: firstly, coating a water-based release agent in a forming cavity (60) of an RS4 air bellow guide pipe upper die (5) and an RS4 air bellow guide pipe lower die (7), and drying; attaching upper-layer warp and weft woven resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth, 90-degree resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth and lower-layer warp and weft woven resin impregnated carbon fiber cloth in sequence from inside to outside in a forming cavity (60) of an RS4 air box guide pipe upper die (5); meanwhile, sequentially attaching upper-layer warp and weft woven resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth, 90-degree resin impregnated carbon fiber cloth, 0-degree resin impregnated carbon fiber cloth and lower-layer warp and weft woven resin impregnated carbon fiber cloth from inside to outside in a forming cavity (60) of the RS4 air box guide pipe lower die (7), flanging and lapping for 10-15mm, wherein the positions which cannot be lapped are additionally lapped by 3K twill and lapped for 10-15mm; and then placing the rubber inner membrane (6) in a forming cavity (60) of an RS4 air bellow guide pipe upper mould (5), closing the RS4 air bellow guide pipe upper mould (5) and an RS4 air bellow guide pipe lower mould (7), finally, placing the mould in the middle of an upper press, controlling the temperature of the press to be 145-160 ℃, forming the upper press, holding the press, controlling the pressure to be 4-5 grids, controlling the initial air pressure to be 0.2Mpa, paying attention to the fact that the air-entrapping speed is not too high, preventing the rubber inner membrane (6) from being damaged, slowly deflating after 300 seconds, adding the air to be 0.4Mpa after the air is exhausted, deflating and then pulling the air head, relieving the pressure and opening the mould after the heat preservation of 2500S is finished, and obtaining the semi-finished carbon fiber RS4 air bellow guide pipe.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116313978A (en) * | 2023-03-23 | 2023-06-23 | 嘉兴市耐思威精密机械有限公司 | Light silicon chip batch suction device |
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| DE19958349C1 (en) * | 1999-12-03 | 2001-02-15 | Freudenberg Carl Fa | Wedge-shaped airflow guide box, especially for carding wide non-wovens, is made of hollow construction from fiber reinforced plastic |
| CN106739015A (en) * | 2016-12-14 | 2017-05-31 | 威海光威复合材料股份有限公司 | The fast pultrusion forming method of epoxy resin composite material sheet material |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19958349C1 (en) * | 1999-12-03 | 2001-02-15 | Freudenberg Carl Fa | Wedge-shaped airflow guide box, especially for carding wide non-wovens, is made of hollow construction from fiber reinforced plastic |
| CN106739015A (en) * | 2016-12-14 | 2017-05-31 | 威海光威复合材料股份有限公司 | The fast pultrusion forming method of epoxy resin composite material sheet material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116313978A (en) * | 2023-03-23 | 2023-06-23 | 嘉兴市耐思威精密机械有限公司 | Light silicon chip batch suction device |
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