CN106977879A - A kind of preparation method of liquid molding Halogen low toxicity high flame resistance carbon fibre composite - Google Patents

A kind of preparation method of liquid molding Halogen low toxicity high flame resistance carbon fibre composite Download PDF

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Publication number
CN106977879A
CN106977879A CN201710197193.8A CN201710197193A CN106977879A CN 106977879 A CN106977879 A CN 106977879A CN 201710197193 A CN201710197193 A CN 201710197193A CN 106977879 A CN106977879 A CN 106977879A
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Prior art keywords
carbon fibre
retardant
fire
liquid molding
setting agent
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CN201710197193.8A
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Inventor
朱珊珊
单瑞俊
尹国强
夏晶
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Jiangsu Hengshen Co Ltd
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Jiangsu Hengshen Co Ltd
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Priority to CN201710197193.8A priority Critical patent/CN106977879A/en
Publication of CN106977879A publication Critical patent/CN106977879A/en
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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
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/48—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
    • 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
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/50—Amines
    • C08G59/5026—Amines cycloaliphatic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
    • C08J5/10—Reinforcing macromolecular compounds with loose or coherent fibrous material characterised by the additives used in the polymer mixture
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/32—Phosphorus-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/38—Boron-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • C08K7/06—Elements
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2463/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C08K2003/322—Ammonium phosphate
    • C08K2003/323—Ammonium polyphosphate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/38—Boron-containing compounds
    • C08K2003/387—Borates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/02—Flame or fire retardant/resistant
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/22—Halogen free composition

Abstract

The invention discloses a kind of preparation method of liquid molding Halogen low toxicity high flame resistance carbon fibre composite, comprise the following steps：1) prepared by fire-retardant setting agent powder；2) fire-retardant setting agent powder, which is uniformly spread, puts carbon fibre fabric surface；3) high-temperature shaping；4) fabric laying is shaped, liquid molding process manufacture.A kind of preparation method of liquid molding halogen-free high flame-retardant resin-based carbon fiber composite of the present invention, it is that powder-type efficient flame-retarding agent and setting agent are mixed and made into fire-retardant sizing powder, as fire-retardant setting agent sizing carbon fibre fabric, the effect of pattern bonded fabrics can be reached while fire resistance is solved.Higher flame retardant rating can reach with carbon fibre composite made from liquid molding process using fire-retardant or non-flame resistant resin, German flame-retardant standard DIN5510 2 is can reach:2009 peak demands, i.e. flammability reach S4, and smoke density reaches SR2, meltdrop characteristic ST2, smoke toxicity FED≤1.

Description

A kind of preparation of liquid molding Halogen low toxicity high flame resistance carbon fibre composite Method
Technical field
The present invention relates to provide a kind of preparation method of halogen-free high flame-retardant resin-based carbon fiber composite, and in particular to A kind of preparation method of halogen-free high flame-retardant resin-based carbon fiber composite suitable for liquid molding process.
Background technology
Composite is multiple by matrix material (polymeric material, metal, ceramics) and reinforcement (fiber, whisker, particle) The new material of the excellent combination property closed, is to develop one of most rapid new material in this century.Wherein carbon fiber is answered Condensation material has that specific strength and specific stiffness are high, designability is strong, fatigue crack-resistant performance is good, corrosion-resistant, physical dimension stability Get well and be easy to the integrally formed particular advantages of large area, it is each in defence and military, Aero-Space, track traffic, auto industry etc. Individual field is widely used.
Composite liquid moulding process composite liquid moulding process is also referred to as liquid composite molding technology (Liquid Composite Molding, LCM) it is a kind of advanced composite material low-cost manufacturing technique occurred in recent years.It is auxiliary including vacuum Furtherance type (Vacuum Assisted Resin Infusion, VARI), resin transfer molding (Resin Transfer Molding, RTM) and RTM derivative technique VA RTM shaping (Vacuum assisted resin transfer Molding, VARTM), lightweight RTM shaping (Light-RTM), resin film infusion shaping (Resin Film Infusion, RFI) Deng.Compared with other fibrous composite manufacturing technologies, the increasing weight that LCM is obtained as a kind of low-cost manufacturing technique Depending on and apply.High-performance resin matrix has a fatal defects i.e. inflammable as a kind of macromolecule organic material, and meeting when burning Substantial amounts of pernicious gas and smog are produced, the problem of disaster hidden-trouble brought therefrom turns into global concern.With science and technology Progressive, the raising of human living standard does not require nothing more than the superior performance of material, also requires nontoxic material environment friendly, good flame resistance, simultaneously And low cigarette, low toxicity, the safety of the lives and properties of people could be so ensured to a greater extent.Therefore, halogen-free high flame-retardant resin Base carbon fiber composite material is particularly important in the popularization and application of carbon fibre composite.
The content of the invention
It is an object of the invention to provide a kind of system of liquid molding Halogen low toxicity high flame resistance carbon fibre composite Preparation Method.
The present invention solve its technical problem concrete scheme be：
A kind of preparation method of liquid molding Halogen low toxicity high flame resistance carbon fibre composite, comprises the following steps：
1) prepared by fire-retardant setting agent powder；
2) fire-retardant setting agent powder, which is uniformly spread, puts carbon fibre fabric surface；
3) high-temperature shaping；
4) fabric laying is shaped, liquid molding process manufacture.
Liquid molding techniques include：The derivative technique vacuum aided of vacuum assisted resin infusion, resin transfer molding and RTM RTM shapings, lightweight RTM shapings and resin film infusion forming method.
In the step 1) in, by weight, the fire-retardant setting agent powder includes：Fire retardant, 5~80 parts by weight；It is fixed Type agent, 20~95 parts by weight.
Described fire retardant is selected from：Aluminium hydroxide, magnesium hydroxide, antimony oxide, Firebrake ZB, zinc molybdate, ammonium octamolybdate, One or more in APP, melamine cyanurate, melamine polyphosphates.
Described setting agent is selected from：The one or more such as epoxy resin, polyester, PET, PP, PPS.
The step 2) in, fire-retardant setting agent powder, which is uniformly spread, to be put the dusting mode of fabric face and or can be spread using by hand Powder equipment dusting.
In the step 2) in, fire-retardant setting agent powder uniformly spreads the consumption of fire-retardant setting agent when putting carbon fibre fabric surface For the 1%~100% of fabric surface density.
In the step 2) in, selected carbon fibre fabric is the one or more in twill, plain weave, satin weave, unidirectional cloth, is knitted Surface density is 100~800g/m2.
In the step 3) in, the temperature of high-temperature shaping is：40~250 DEG C.
A kind of preparation method of liquid molding halogen-free high flame-retardant resin-based carbon fiber composite of the present invention, be Powder-type efficient flame-retarding agent and setting agent are mixed and made into fire-retardant sizing powder, knitted as fire-retardant setting agent sizing carbon fiber Thing, can reach the effect of pattern bonded fabrics while fire resistance is solved.Using fire-retardant or non-flame resistant resin liquid into Carbon fibre composite made from type technique can reach higher flame retardant rating, can reach German flame-retardant standard DIN5510-2: 2009 peak demands, i.e. flammability reach S4, and smoke density reaches SR2, meltdrop characteristic ST2, smoke toxicity FED≤1.And by the party Carbon fibre composite made from method has excellent mechanical property.
Embodiment
The present invention will be in conjunction with the embodiments described in detail below as follows, but the present invention is not limited in following embodiments Scope.
[embodiment 1]
Option A
The phosphonitrile of six benzene oxygen ring three is added in Bisphenol F epoxy and epoxy novolac mixture in 90 ± 5 DEG C of stirrings until completely Dissolving, is cooled to after room temperature, adds bisphenol-A double (diphenyl phosphoesters), resorcinol double (diphenyl phosphoesters) and adjacent toluene The stirring of base glycidol ether is eventually adding the different Fu Er ketone diamines of curing agent up to well mixed, is well mixed, obtains resin system a。
Each amounts of components in resin system a：
Composite board is prepared using vacuum introducing technology.
Reinforcing material is from the carbon fiber twills that surface density is 200gsm；Spread after carbon fibre fabric is cut as requested Layer, has laid and vacuum bag is beaten after auxiliary material, vacuumized and detect the vacuum conservation rate of vacuum bag, when vacuum reaches requirement Afterwards, injecting glue is carried out.
After the completion of vacuum is imported, solidified as requested into baking oven.Curing cycle is 50 DEG C of 2h+120 DEG C of 3h, solidification When programming rate be 1~2 DEG C/min.
Option b
It is prepared by fire-retardant sizing powder：Fire retardant, setting agent are added into stainless steel, in stirring 30~60min at 25 DEG C, mixed Close uniform.
It is prepared by fire-retardant pattern bonded fabrics：Fire-retardant sizing powder is uniformly spread and puts carbon fibre fabric surface, per square meter fabric face Be sprinkled into the well mixed fire-retardant sizing powder of 25g, by the fabric for having spread fire-retardant sizing powder place with glass plate or other put down On board mold, vacuum bag is accomplished fluently, is put into baking oven in being cooled down after 110 DEG C of pre-setting 30min, it is standby.(remarks：Carbon fibre fabric： Twill；Surface density is 200gsm)
Each Ingredient Amount in fire-retardant sizing powder：
From fire retarding epoxide resin system a in option A, composite board is prepared using vacuum introducing technology.
Reinforcing material is from the twills that surface density is 200gsm；Fire-retardant sizing carbon fibre fabric is cut as requested Laying, has laid and vacuum bag is beaten after auxiliary material afterwards, vacuumizes and detect the vacuum conservation rate of vacuum bag, when vacuum reaches It is required that after, carry out injecting glue.
After the completion of vacuum is imported, solidified as requested into baking oven.Specific curing cycle is 50 DEG C of 2h+120 DEG C of 3h, Programming rate is 1~2 DEG C/min during solidification.
Laminate fire resistance is as follows：
Laminate mechanical property：
Test event Unit Testing standard Option A Option b
Tensile strength MPa ASTM D3039 900 820
Stretch modulus GPa ASTM D3039 60 64
Compressive strength MPa ASTM D6641 703 610
Modulus of compressibility GPa ASTM D6641 62 62
Interlaminar shear strength MPa ASTM D2344 65 58
Bending strength MPa ASTM D790 980 910
Bending modulus GPa ASTM D790 55 57
DMA Tg ℃ ASTM D7028 90 100
[embodiment 2]
Scheme C
Bisphenol F epoxy, o-tolyl glycidol ether, stirring are weighed until well mixed, the addition different Fu Er ketone of curing agent Diamines, is well mixed, obtains resin system c.
Each Ingredient Amount in resin system c：
Composite board is prepared using RTM moulding process.
Reinforcing material is from the carbon fiber twills that surface density is 200gsm；Fabric is shaped using epoxy setting agent (being 50g per square meter epoxy setting agent consumption), laying after stereotyped carbon fibre fabric is cut as requested makes prefabricated Body, and carry out injecting glue making sheet according to RTM technological requirements.
After injecting glue terminates, elevated cure.Curing cycle is 50 DEG C of 2h+120 DEG C of 3h, and programming rate is 1~2 DEG C/min.
Scheme D
It is prepared by fire-retardant sizing powder：Ammonium molybdate, APP, Firebrake ZB, epoxy setting agent are added into container, at 25 DEG C 30~60min is stirred, is well mixed.
It is prepared by fire-retardant pattern bonded fabrics：Uniformly spread using dusting equipment and put carbon fibre fabric surface, wherein per square meter carbon fiber Fabric needs to spread fire-retardant sizing powder 50g, and fabric is standby by 130 DEG C of high temperature pre-settings after dusting.(remarks：Carbon fiber is knitted Thing：Twill；Surface density is 200gsm)
Fire-retardant each Ingredient Amount of sizing powder：
From resin system c in scheme C, composite board is prepared using RTM moulding process.
Reinforcing material is from the twills that surface density is 200gsm；Stereotyped carbon fibre fabric is cut as requested Laying, prepares precast body, and carry out injecting glue making sheet according to RTM technological requirements.After injecting glue terminates, elevated cure.Curing cycle is 50 DEG C of 2h+120 DEG C of 3h, programming rate is 1~2 DEG C/min.
Laminate fire resistance：
Type Oxygen index (OI) UL94 Molten drop
Scheme C 18 —— Nothing
Scheme D 27 V-0 Nothing
Laminate mechanical property：
Test event Unit Testing standard Scheme C Scheme D
Tensile strength MPa ASTM D3039 960 820
Stretch modulus GPa ASTM D3039 60 64
Compressive strength MPa ASTM D6641 750 610
Modulus of compressibility GPa ASTM D6641 62 63
Interlaminar shear strength MPa ASTM D2344 70 60
Bending strength MPa ASTM D790 1002 910
Bending modulus GPa ASTM D790 56 57
DMA Tg ℃ ASTM D7028 115 116

Claims (9)

1. a kind of preparation method of liquid molding Halogen low toxicity high flame resistance carbon fibre composite, it is characterised in that including Following steps：
1) prepared by fire-retardant setting agent powder；
2) fire-retardant setting agent powder, which is uniformly spread, puts carbon fibre fabric surface；
3) high-temperature shaping；
4) fabric laying is shaped, liquid molding process manufacture.
2. a kind of preparation side of liquid molding Halogen low toxicity high flame resistance carbon fibre composite according to claim 1 Method, it is characterised in that Liquid molding techniques include：The derivative technique of vacuum assisted resin infusion, resin transfer molding and RTM is true Empty assisted RTM shaping, lightweight RTM shapings and resin film infusion forming method.
3. a kind of preparation side of liquid molding Halogen low toxicity high flame resistance carbon fibre composite according to claim 1 Method, it is characterised in that in the step 1) in, by weight, the fire-retardant setting agent powder includes：Fire retardant, 5~80 weight Part；Setting agent, 20~95 parts by weight.
4. a kind of preparation side of liquid molding Halogen low toxicity high flame resistance carbon fibre composite according to claim 3 Method, it is characterised in that described fire retardant is selected from：Aluminium hydroxide, magnesium hydroxide, antimony oxide, Firebrake ZB, zinc molybdate, eight One or more in ammonium molybdate, APP, melamine cyanurate, melamine polyphosphates.
5. a kind of preparation side of liquid molding Halogen low toxicity high flame resistance carbon fibre composite according to claim 3 Method, it is characterised in that described setting agent is selected from：The one or more such as epoxy resin, polyester, PET, PP, PPS.
6. a kind of preparation side of liquid molding Halogen low toxicity high flame resistance carbon fibre composite according to claim 1 Method, it is characterised in that the step 2) in, fire-retardant setting agent powder, which is uniformly spread, to be put the dusting mode of fabric face and can use hand Work, or dusting equipment dusting.
7. a kind of preparation side of liquid molding Halogen low toxicity high flame resistance carbon fibre composite according to claim 1 Method, it is characterised in that in the step 2) in, fire-retardant setting agent powder uniformly spreads fire-retardant setting agent when putting carbon fibre fabric surface Consumption be fabric surface density 1%~100%.
8. a kind of preparation side of liquid molding Halogen low toxicity high flame resistance carbon fibre composite according to claim 1 Method, it is characterised in that in the step 2) in, selected carbon fibre fabric be twill, plain weave, satin weave, unidirectional cloth in one kind or Several, fabric surface density is 100~800g/m2.
9. a kind of preparation side of liquid molding Halogen low toxicity high flame resistance carbon fibre composite according to claim 1 Method, it is characterised in that in the step 3) in, the temperature of high-temperature shaping is：40~250 DEG C.
CN201710197193.8A 2017-03-29 2017-03-29 A kind of preparation method of liquid molding Halogen low toxicity high flame resistance carbon fibre composite Pending CN106977879A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109706728A (en) * 2018-12-17 2019-05-03 中航复合材料有限责任公司 A kind of liquid molding process highly effective flame-retardant fabric and preparation method thereof
CN114425872A (en) * 2020-10-29 2022-05-03 中国石油化工股份有限公司 Method for manufacturing high-flame-retardant-grade composite part
US11319406B2 (en) * 2017-11-14 2022-05-03 Eneos Corporation Prepreg, fiber-reinforced composite material, and molded article
CN115847935A (en) * 2023-03-02 2023-03-28 新创碳谷集团有限公司 Preparation method of dry fiber tape

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101220561A (en) * 2008-01-04 2008-07-16 中国航空工业第一集团公司北京航空材料研究院 Prefabricated fabric for liquid condition shaping composite material and preparation thereof
CN103963315A (en) * 2014-05-29 2014-08-06 上海飞机制造有限公司 Prepreg/resin transfer molding co-curing process method for composite materials
CN104018344A (en) * 2014-06-06 2014-09-03 中航复合材料有限责任公司 Sizing-fire resisting fiber fabric for liquid state forming process, and preparation method of sizing-fire resisting fiber fabric

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101220561A (en) * 2008-01-04 2008-07-16 中国航空工业第一集团公司北京航空材料研究院 Prefabricated fabric for liquid condition shaping composite material and preparation thereof
CN103963315A (en) * 2014-05-29 2014-08-06 上海飞机制造有限公司 Prepreg/resin transfer molding co-curing process method for composite materials
CN104018344A (en) * 2014-06-06 2014-09-03 中航复合材料有限责任公司 Sizing-fire resisting fiber fabric for liquid state forming process, and preparation method of sizing-fire resisting fiber fabric

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11319406B2 (en) * 2017-11-14 2022-05-03 Eneos Corporation Prepreg, fiber-reinforced composite material, and molded article
CN109706728A (en) * 2018-12-17 2019-05-03 中航复合材料有限责任公司 A kind of liquid molding process highly effective flame-retardant fabric and preparation method thereof
CN114425872A (en) * 2020-10-29 2022-05-03 中国石油化工股份有限公司 Method for manufacturing high-flame-retardant-grade composite part
CN115847935A (en) * 2023-03-02 2023-03-28 新创碳谷集团有限公司 Preparation method of dry fiber tape

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Application publication date: 20170725