CN116922872A - 一种连续纤维增强热塑性复合材料(cfrtp)片材及其制备方法和应用 - Google Patents
一种连续纤维增强热塑性复合材料(cfrtp)片材及其制备方法和应用 Download PDFInfo
- Publication number
- CN116922872A CN116922872A CN202210373719.4A CN202210373719A CN116922872A CN 116922872 A CN116922872 A CN 116922872A CN 202210373719 A CN202210373719 A CN 202210373719A CN 116922872 A CN116922872 A CN 116922872A
- Authority
- CN
- China
- Prior art keywords
- continuous fiber
- cfrtp
- reinforced thermoplastic
- fiber reinforced
- sheet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000011199 continuous fiber reinforced thermoplastic Substances 0.000 title claims abstract description 76
- 239000002131 composite material Substances 0.000 title claims abstract description 47
- 238000002360 preparation method Methods 0.000 title abstract description 9
- 239000000835 fiber Substances 0.000 claims abstract description 38
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 238000009740 moulding (composite fabrication) Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 229920002292 Nylon 6 Polymers 0.000 claims description 2
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 229920006231 aramid fiber Polymers 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000003475 lamination Methods 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- -1 polypropylene Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 239000002861 polymer material Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 238000001721 transfer moulding Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B11/00—Making preforms
- B29B11/06—Making preforms by moulding the material
- B29B11/12—Compression moulding
-
- 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
- B29C70/345—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 matched moulds
-
- 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
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- 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
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/042—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with carbon fibres
-
- 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
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/043—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with glass fibres
-
- 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
- C08J5/046—Reinforcing macromolecular compounds with loose or coherent fibrous material with synthetic macromolecular fibrous material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0261—Polyamide fibres
- B32B2262/0269—Aromatic polyamide fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/106—Carbon fibres, e.g. graphite fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/08—Cars
-
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
-
- 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
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
-
- 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
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2377/06—Polyamides derived from polyamines and polycarboxylic acids
-
- 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
- C08J2477/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
- C08J2477/10—Polyamides derived from aromatically bound amino and carboxyl groups of amino carboxylic acids or of polyamines and polycarboxylic acids
-
- 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
- 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
- C08K7/14—Glass
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Medicinal Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Composite Materials (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Moulding By Coating Moulds (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
本发明涉及高分子材料技术领域,具体涉及一种连续纤维增强热塑性复合材料(CFRTP)片材及其制备方法和应用。所述连续纤维增强热塑性复合材料(CFRTP)片材按重量百分含量比重计,包括:60%的连续纤维,40%的热塑性树脂;所述连续纤维增强热塑性复合材料(CFRTP)片材的厚度不限。本发明还涉及连续纤维增强热塑性复合材料(CFRTP)片材的制备方法及应用。该连续纤维增强热塑性复合材料(CFRTP)片材通过红外加热方式工艺制备,适用于工业化批量生产。该复合片材可制成任意形状及规格,适用于各种汽车减量化复合材料。
Description
技术领域
本发明涉及复合片材及其制备方法,具体涉及一种连续纤维增强热塑性复合材料(CFRTP)片材及其制备方法和应用。
背景技术
连续纤维增强热塑性复合材料(CFRTP)片材是以连续纤维作为增强材料,以热塑性树脂为基体,通过将热塑性树脂加热辊压成型制成连续纤维带材,再将连续纤维带材裁剪后使用不同角度铺叠红外加热模具高压固化的工艺制造的高强度、高刚性、高韧性的复合材料。
发明内容
本发明的目的在于提供一种高强度、高刚度、高韧性、适用于工业批量化生产的连续纤维增强热塑性复合材料(CFRTP)片材。
本发明所述的连续纤维增强热塑性复合材料(CFRTP)片材,以重量百分比计含有混合的下述成分:60%的连续纤维和40%的热塑性树脂制成的连续纤维带材。
所述的连续纤维增强热塑性复合材料(CFRTP)片材除以重量百分比计以外,还需将连续纤维带材按0°、45°、90°方式叠层排列。
所述的连续纤维增强热塑性复合材料(CFRTP)片材厚度不限,一般厚度为0.2mm~10mm,优选为0.6mm~5mm。具体的厚度根据复合材料片材的实际应用场景来确定。
本发明所述的连续纤维增强热塑性复合材料(CFRTP)片材,其连续纤维可选用玻璃纤维、碳纤维或芳纶纤维中的一种或多种带材铺叠而成的。如果纤维材料为单一纤维带材铺叠而成,则优先选用所述的玻璃纤维。
本发明所述的连续纤维增强热塑性复合材料(CFRTP)片材,其热塑性树脂包括但不限于聚酰胺6、聚己二酰己二胺、聚丙烯的至少一种。
本发明的另一目的是提供所述的连续纤维增强热塑性复合材料(CFRTP)片材的制备方法。
本发明所述的连续纤维增强热塑性复合材料(CFRTP)片材可以通过红外加热方式实现,适用于工业化批量生产。
所述连续纤维增强热塑性复合材料(CFRTP)片材的具体制备方法包括以下步骤:
1)按所述量将所述连续纤维和树脂进行均匀混合加热辊压成型得到所述连续纤维带材,温度在所述热塑性树脂的熔融温度范围,一般为180~320℃,时间为60~300s;
2)按所述量将所述的连续纤维带材按0°、45°、90°方式叠层排列;
3)将连续纤维带材在红外高温环境中均匀加热,温度在所述热塑性树脂的熔融温度范围,一般为200~400℃,时间为60~300s;
4)将上述熔融状态的连续纤维带材放置于密闭的高压模具中,压力控制在5000~36000kN,保温保压成型 (60~300s)后,自然冷却后即得到所述连续纤维增强热塑性复合材料(CFRTP)片材。
本发明的再一目的是提供一种热塑性纤维复合材料(CFRTP)片材的应用。
本发明所述的连续纤维增强热塑性复合材料(CFRTP)片材可进行任意裁剪和拼接,制成不同形状及尺寸的预成型体,适用于加工成型各种汽车复合材料零部件产品。所述的加工成型方法可采用现有技术中各种树脂纤维复合材料制备产品的加工成型方法,例如模压成型、辊压成型、树脂传递模塑成型等,尤其适合于树脂传递模塑成型。本发明的热塑性纤维复合材料(CFRTP)片材即使在制备复杂形状的零部件时,也能够具有高尺寸精度和高生产率。
本发明的连续纤维增强热塑性复合材料(CFRTP)片材具有以下优点:(1)密度低、强度高、抗冲击韧性好;(2)加工成型时间短、制造成本低;(3)可回收再利用、绿色环保。
本发明的连续纤维增强热塑性复合材料(CFRTP)片材制备汽车零部件具有以下优势:(1)成型速度 快,生产效率高,连续批量生产;(2)可进行任意裁剪和拼接,制成不同形状及尺寸的预成型 体;(3)尺寸精度高,适合制备复杂形状的汽车零部件。
附图说明
图1是根据本发明具体实施例的产品及纤维方向示意图。
图2是根据本发明具体实施例的连续纤维带材制备工艺的示意图。
图3是根据本发明具体实施例的连续纤维增强热塑性复合材料(CFRTP)片材制备工艺的示意图。
图2中1.连续纤维,2.热塑性树脂,3.加热,4.辊筒,5.连续纤维带材。
图3中6.连续纤维带材,7.裁剪,8.加热模压,9.冷却定型,10.连续纤维增强热塑性复合材料(CFRTP)片材。
具体实施方式
下面结合具体实施例对本发明进行具体的描述,有必要在此指出的是以下实施例只用于对本发明的进一步说明,不能理解为对本发明保护范围的限制,本领域技术人员根据本发明内容对本发明做出的一些非本质的改进和调整仍属本发明的保护范围。
,包含下述成分:60%的连续纤维,40%的热塑性树脂。具体的制备工艺:1)将重量比6:4的连续纤维和热塑性树脂进行均匀混合加热辊压固化得到所述的连续纤维带材,一般为180~320℃,时间为60~300s;2)按照所述0°、45°、90°叠层方式将所述的17层连续纤维带材叠层排列;3)将叠层放置的连续纤维带材在红外高温环境中均匀加热,温度在所述热塑性树脂的熔融温度范围,一般为200~400℃,时间为60~300s;4)将上述熔融状态的连续纤维带材放置于密闭的高压模具中,压力控制在5000~36000kN,保温保压成型 (60~300s)后,自然冷却后,即制得厚度5mm的连续纤维增强热塑性复合材料(CFRTP)片材。
上文对本发明的一般性说明及具体实施例作了详细的说明描述,但在本发明基础上,可以对之作一些修改或改进,这对本领域技术人员而言是显而易见的。因此,在不偏离本发明精神的基础上所做的这些修改或改进,均属于本发明要求保护的范围。
Claims (9)
1.一种连续纤维增强热塑性复合材料(CFRTP)片材,以重量百分含量比重计含有混合的下述成分:60%的连续纤维,40%的热塑性树脂。
2.根据权利要求1所述的一种连续纤维增强热塑性复合材料(CFRTP)片材,其特征在于:
所述的连续纤维和热塑性树脂以重量百分含量比重计,将连续纤维和热塑性树脂均匀混合加热辊压成型制得连续纤维带材。
3.根据权利要求2所述的一种连续纤维增强热塑性复合材料(CFRTP)片材,其特征在于:
所述的连续纤维增强热塑性复合材料(CFRTP)片材将所述的连续纤维带材裁剪后以0°、45°、90°方式叠层排列。
4.根据权利要求3所述的一种连续纤维增强热塑性复合材料(CFRTP)片材,其特征在于:
所述的连续纤维增强热塑性复合材料(CFRTP)片材其连续纤维可选用玻璃纤维、碳纤维或芳纶纤维中的一种或多种纤维材料。
5.根据权利要求4所述的一种连续纤维增强热塑性复合材料(CFRTP)片材,其特征在于:
所述的连续纤维材料包括单向纤维带材、编织纤维带材。
6.根据权利要求1所述的一种连续纤维增强热塑性复合材料(CFRTP)片材,其特征在于:
所述的热塑性树脂选自聚酰胺6、聚己二酰己二胺、聚丙烯的至少一种。
7.一种权利要求1~6之一所述的连续纤维增强热塑性复合材料(CFRTP)片材的制备方法,包括以下步骤:
按照所述量将连续纤维与热塑性树脂均匀混合加热辊压成型制得连续纤维带材;
按照所述角度将连续纤维带材叠放整齐;
将连续纤维带材在红外高温环境中均匀加热;
将上述加热后的连续纤维带材放置于密闭的高压模具中,保压成型后自然冷却后即得到所述连续纤维增强热塑性复合材料(CFRTP)片材。
8.根据权利要求7所述的连续纤维增强热塑性复合材料(CFRTP)片材的制备方法,其特征在于:
所述步骤1)红外高温加热过程,其温度范围应当控制在180~320℃,时间控制在60~300s;
所述步骤2)叠层方式应当按照0°、45°、90°方式叠层;
所述步骤3)红外高温加热过程,其温度范围应当控制在200℃~400℃,时间控制在60~300s;
4)所述步骤4)密闭高压模具保压过程,其压力控制在5000~36000kN。
9.根据权利要求1~6之一所述的连续纤维增强热塑性复合材料(CFRTP)片材加工成型制得的汽车复合材料零部件产品。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210373719.4A CN116922872A (zh) | 2022-04-11 | 2022-04-11 | 一种连续纤维增强热塑性复合材料(cfrtp)片材及其制备方法和应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210373719.4A CN116922872A (zh) | 2022-04-11 | 2022-04-11 | 一种连续纤维增强热塑性复合材料(cfrtp)片材及其制备方法和应用 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN116922872A true CN116922872A (zh) | 2023-10-24 |
Family
ID=88386658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210373719.4A Pending CN116922872A (zh) | 2022-04-11 | 2022-04-11 | 一种连续纤维增强热塑性复合材料(cfrtp)片材及其制备方法和应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN116922872A (zh) |
-
2022
- 2022-04-11 CN CN202210373719.4A patent/CN116922872A/zh active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1315613B1 (en) | Process and equipment for manufacture of advanced composite structures | |
JP4363741B2 (ja) | 繊維強化複合材からなる中間成形物品の製造方法 | |
CN102781649B (zh) | 热塑性层压材料的连续模制 | |
EP1957259B1 (en) | Method for forming a thermoplastic composite | |
TWI606910B (zh) | Pmi發泡體之新穎成形方法 | |
EP2554348B1 (en) | Method for laminating fiber-reinforced thermoplastic resin prepreg | |
WO2008105828A4 (en) | Composite laminate and method of manufacture | |
JP2001315149A (ja) | 繊維強化複合材からなるジョグル付き半硬化物品の製造方法、及びそれを用いた予備成形構造体の製造方法 | |
CN110757722A (zh) | 一种热塑性连续纤维增强复合材料制件的成型方法 | |
CN110712379A (zh) | 一种碳纤维增强热塑性树脂板材及其制造方法 | |
CN106279969A (zh) | 热塑性树脂复合材料及其制备方法 | |
CN108192201B (zh) | 一种连续纤维增强热塑性树脂复合材料船桨桨叶及其制备方法 | |
US10543648B2 (en) | Processing arrangement and a method for producing a fiber-reinforced plastic component | |
US4784920A (en) | Thin fiber-reinforced plastic composite plate and method of molding the same | |
JP2018507128A (ja) | 繊維強化プラスチック部品のプロセス装置及び製造方法 | |
JP2018507128A5 (zh) | ||
WO2020122260A1 (ja) | 繊維強化樹脂成形品の製造方法 | |
CN116922872A (zh) | 一种连续纤维增强热塑性复合材料(cfrtp)片材及其制备方法和应用 | |
CN116505179A (zh) | 一种用于新能源汽车车身地板和电池包盖板的碳纤维复合材料 | |
EP2802446B1 (en) | Method and system for fabricating a composite article | |
CN207044682U (zh) | 热塑性复合材料波纹板生产*** | |
CN111225786A (zh) | 用于制造纤维复合构件的方法以及纤维复合构件 | |
JP6712430B1 (ja) | 熱可塑性繊維強化樹脂成形品の製造方法 | |
CN115534355A (zh) | 利用柔性热塑预浸料制备制品的工艺方法、制品及应用 | |
CN114193792A (zh) | 无卤阻燃连续纤维增强热塑性电池包盖板及其制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |