CN111285701A - 一种碳化硅膜碳纤维-陶瓷摩擦材料的制备方法 - Google Patents

一种碳化硅膜碳纤维-陶瓷摩擦材料的制备方法 Download PDF

Info

Publication number
CN111285701A
CN111285701A CN202010014718.1A CN202010014718A CN111285701A CN 111285701 A CN111285701 A CN 111285701A CN 202010014718 A CN202010014718 A CN 202010014718A CN 111285701 A CN111285701 A CN 111285701A
Authority
CN
China
Prior art keywords
powder
silicon carbide
carbon fiber
friction material
carbide film
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
Application number
CN202010014718.1A
Other languages
English (en)
Inventor
唐竹兴
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong University of Technology
Original Assignee
Shandong University of Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong University of Technology filed Critical Shandong University of Technology
Priority to CN202010014718.1A priority Critical patent/CN111285701A/zh
Publication of CN111285701A publication Critical patent/CN111285701A/zh
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/56Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
    • C04B35/565Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide
    • C04B35/573Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide obtained by reaction sintering or recrystallisation
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/628Coating the powders or the macroscopic reinforcing agents
    • C04B35/62894Coating the powders or the macroscopic reinforcing agents with more than one coating layer
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/42Non metallic elements added as constituents or additives, e.g. sulfur, phosphor, selenium or tellurium
    • C04B2235/428Silicon
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30Constituents and secondary phases not being of a fibrous nature
    • C04B2235/48Organic compounds becoming part of a ceramic after heat treatment, e.g. carbonising phenol resins
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/50Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
    • C04B2235/52Constituents or additives characterised by their shapes
    • C04B2235/5208Fibers
    • C04B2235/5216Inorganic
    • C04B2235/524Non-oxidic, e.g. borides, carbides, silicides or nitrides
    • C04B2235/5248Carbon, e.g. graphite
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/60Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
    • C04B2235/602Making the green bodies or pre-forms by moulding
    • C04B2235/6022Injection moulding
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/60Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
    • C04B2235/606Drying
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/656Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
    • C04B2235/6567Treatment time
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/658Atmosphere during thermal treatment
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/658Atmosphere during thermal treatment
    • C04B2235/6581Total pressure below 1 atmosphere, e.g. vacuum
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/65Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
    • C04B2235/66Specific sintering techniques, e.g. centrifugal sintering
    • C04B2235/661Multi-step sintering
    • C04B2235/662Annealing after sintering
    • C04B2235/664Reductive annealing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Products (AREA)

Abstract

一种碳化硅膜碳纤维‑陶瓷摩擦材料的制备方法,其特征在于,将石墨化碳纤维进行渗碳处理后进行沉积碳化硅处理制成碳化硅膜碳纤维,再将其短切后与金属硅粉、陶瓷粉、碳粉和混合溶液混合制成浆料,将该浆料快速注入压滤模具中保压后加热固化,经脱模、干燥后机械加工,再进行渗硅、氮化烧制成摩擦材料毛坯,再经精加工制成碳化硅膜碳纤维‑陶瓷摩擦材料。本发明所制备的摩擦材料具有强度高、韧性高、耐磨性高、使用寿命长等特点。

Description

一种碳化硅膜碳纤维-陶瓷摩擦材料的制备方法
技术领域
本发明涉及一种碳纤维和陶瓷材料复合摩擦材料的制备方法,属于复合材料制备技术领域。
背景技术
2016年山东理工大学针对飞机刹车系统使用的摩擦材料申请了“一种氮化硅-碳化硅-碳纤维摩擦材料的制备方法,ZL201610014314.6”、“ 一种氮化硅-碳化硼-碳纤维摩擦材料的制备方法,ZL201610014313.1”等114项发明专利,它是采用石墨化的碳纤维毯或石墨化的针刺碳纤维毯或石墨化的编织碳纤维布或石墨化的三维编织碳纤维织块作为增强相,为连续碳纤维作为骨架结构增强摩擦材料,该技术在陶瓷粉体填充、渗硅等技术难度较大,成本较高。另外,目前国内外摩擦材料(特别是民用的,如,机床、轿车、大型货车、高铁等)有树脂基、金属基、陶瓷基、碳/碳复合材料等,普遍存在结构强度低、磨损率高、抵抗高温性能差、使用寿命短等问题。
发明内容
本发明的目的在于提供一种能克服上述缺陷、实现低成本制备更高强度、更高摩擦性能的摩擦材料的制备方法。其技术方案为:
将石墨化碳纤维进行渗碳处理后进行沉积碳化硅处理制成碳化硅膜碳纤维,再将碳化硅膜碳纤维短切制成碳化硅膜碳纤维粉,将碳化硅膜碳纤维粉、金属硅粉、陶瓷粉、碳粉均匀混合制成混合粉体,将混合粉体与混合溶液均匀混合制成浆料,将浆料充分搅拌后快速注入压滤模具、快速压滤保压并加热固化,经脱模、干燥后机械加工,再进行渗硅、氮化烧制成摩擦材料毛坯,再经精加工制成碳化硅膜碳纤维-陶瓷摩擦材料,其中,陶瓷粉为碳化硅粉,碳化硼粉,碳化钛粉,碳化锆粉,碳化钒粉,碳化镧粉,硼化锆粉,硼化铪粉,硼化钛粉,氮化硅粉,氮化硼粉,氮化铝粉,或上述两种或两种以上粉体的混合物,混合溶液为酚醛树脂-乙醇溶液,合脂-乙醇溶液,酚醛树脂-水溶液,具体步骤如下:
(1)将石墨化碳纤维在900~1100℃温度下通入天然气和氮气的混合气体,天然气:氮气的摩尔比为1:8~16,流量控制在100~1200 ml/min,渗碳处理1~10小时获得碳膜碳纤维;
(2)将上述碳膜碳纤维在900~1100℃温度下通入三氯甲基硅烷气、氢气和氩气的混合气体,三氯甲基硅烷气:氢气:氩气的摩尔比为1:6~10:8~12,流量控制在100~1200ml/min,沉积碳化硅处理1~10小时获得沉积碳化硅膜碳纤维;
(3)将碳化硅膜碳纤维短切制成长度为20μm-3mm的碳化硅膜碳纤维粉;
(4)将碳化硅膜碳纤维粉:粒度为0.5-100μm的金属硅粉:粒度为0.5-100μm的陶瓷粉:粒度为0.5-100μm的碳粉以重量百分比为10-70:10-5:20-10:60-15的比例均匀混合制成混合粉体;
(5)将混合粉体:含混合物浓度为5-50%的混合溶液以重量百分比为50:30-100的比例均匀混合制成浆料;
(6)将浆料充分搅拌后快速注入压滤模具、快速压滤、保压并在80-120℃的温度下加热固化,经脱模、干燥后机械加工制成尺寸精确的摩擦材料坯体;
(7)将摩擦材料坯体埋入渗硅料里,在真空气氛下1500~1800℃的温度下渗硅3~5小时制得摩擦材料毛坯,其中,渗硅料为粒度为2-5mm的单晶硅颗粒;
(8)将摩擦材料毛坯在1350~1700℃的温度下氮化处理4~10小时并冷加工制得碳化硅膜碳纤维-陶瓷摩擦材料。
本发明与现有技术相比,其优点为:
1、本发明是采用碳膜和碳化硅膜保护的短石墨化碳纤维作为增强相,所制备的摩擦材料的强度和耐磨性能是普通的摩擦材料的3-5倍;
2、由于本发明在摩擦材料坯料内预先加入了金属硅和碳粉,在高温渗硅过程中金属硅和碳粉反应生成碳化硅把碳纤维和加入的陶瓷颗粒结合起来,提高材料的结合强度,同时金属硅和碳粉反应生成碳化硅的过程又能更好地引导渗硅过程中熔融硅的渗入,使摩擦材料的致密度得到进一步提高;
3、通过浆料的不同搅拌方式、快速注入压滤模具、快速压滤保压并加热固化能够使浆料中的碳化硅膜碳纤维更均匀地分散在摩擦材料坯体中,使得碳化硅膜碳纤维-陶瓷摩擦材料的显微结构更加均匀;
4、本发明通过氮化反应使摩擦材料坯体中的金属硅部分或全部形成氮化硅,另外配方中添加了六方相片状的氮化硼氮化硼,由于氮化硅、氮化硼具有一定的自润滑作用,可以使摩擦材料在更大范围内调整其摩擦系数。
具体实施方式
实施例1
(1)将石墨化碳纤维在900℃温度下通入天然气和氮气的混合气体,天然气:氮气的摩尔比为1:8,流量控制在100 ml/min,渗碳处理1小时获得碳膜碳纤维;
(2)将上述碳膜碳纤维在900℃温度下通入三氯甲基硅烷气、氢气和氩气的混合气体,三氯甲基硅烷气:氢气:氩气的摩尔比为1:6:8,流量控制在100ml/min,沉积碳化硅处理1小时获得沉积碳化硅膜碳纤维;
(3)将碳化硅膜碳纤维短切制成长度为20μm的碳化硅膜碳纤维粉;
(4)将碳化硅膜碳纤维粉:粒度为0.5μm的金属硅粉:粒度为0.5μm的陶瓷粉:粒度为0.5μm的碳粉以重量百分比为10:10:20:60的比例均匀混合制成混合粉体,其中陶瓷粉为碳化硅粉;
(5)将混合粉体:含混合物浓度为5%的酚醛树脂-乙醇混合溶液以重量百分比为50:30的比例均匀混合制成浆料;
(6)将浆料充分搅拌后快速注入压滤模具、快速压滤、保压并在80℃的温度下加热固化,经脱模、干燥后机械加工制成尺寸精确的摩擦材料坯体;
(7)将摩擦材料坯体埋入渗硅料里,在真空气氛下1500℃的温度下渗硅3小时制得摩擦材料毛坯,其中,渗硅料为粒度为2mm的单晶硅颗粒;
(8)将摩擦材料毛坯在1350℃的温度下氮化处理4小时并冷加工制得碳化硅膜碳纤维-陶瓷摩擦材料。
实施例2
(1)将石墨化碳纤维在1000℃温度下通入天然气和氮气的混合气体,天然气:氮气的摩尔比为1:12,流量控制在700 ml/min,渗碳处理5小时获得碳膜碳纤维;
(2)将上述碳膜碳纤维在1000℃温度下通入三氯甲基硅烷气、氢气和氩气的混合气体,三氯甲基硅烷气:氢气:氩气的摩尔比为1:8:10,流量控制在700ml/min,沉积碳化硅处理5小时获得沉积碳化硅膜碳纤维;
(3)将碳化硅膜碳纤维短切制成长度为0.5mm的碳化硅膜碳纤维粉;
(4)将碳化硅膜碳纤维粉:粒度为50μm的金属硅粉:粒度为50μm的陶瓷粉:粒度为50μm的碳粉以重量百分比为4:8:15:35的比例均匀混合制成混合粉体,其中陶瓷粉为碳化硅粉;
(5)将混合粉体:含混合物浓度为30%的酚醛树脂-乙醇混合溶液以重量百分比为50:65的比例均匀混合制成浆料;
(6)将浆料充分搅拌后快速注入压滤模具、快速压滤、保压并在100℃的温度下加热固化,经脱模、干燥后机械加工制成尺寸精确的摩擦材料坯体;
(7)将摩擦材料坯体埋入渗硅料里,在真空气氛下1650℃的温度下渗硅4小时制得摩擦材料毛坯,其中,渗硅料为粒度为3.5mm的单晶硅颗粒;
(8)将摩擦材料毛坯在1500℃的温度下氮化处理7小时并冷加工制得碳化硅膜碳纤维-陶瓷摩擦材料。
实施例3
(1)将石墨化碳纤维在1100℃温度下通入天然气和氮气的混合气体,天然气:氮气的摩尔比为1: 16,流量控制在1200 ml/min,渗碳处理10小时获得碳膜碳纤维;
(2)将上述碳膜碳纤维在1100℃温度下通入三氯甲基硅烷气、氢气和氩气的混合气体,三氯甲基硅烷气:氢气:氩气的摩尔比为1: 10: 12,流量控制在1200ml/min,沉积碳化硅处理10小时获得沉积碳化硅膜碳纤维;
(3)将碳化硅膜碳纤维短切制成长度为1mm的碳化硅膜碳纤维粉;
(4)将碳化硅膜碳纤维粉:粒度为100μm的金属硅粉:粒度为100μm的陶瓷粉:粒度为100μm的碳粉以重量百分比为70: 5: 10: 15的比例均匀混合制成混合粉体,其中陶瓷粉为碳化硅粉;
(5)将混合粉体:含混合物浓度为50%的酚醛树脂-乙醇混合溶液以重量百分比为50:100的比例均匀混合制成浆料;
(6)将浆料充分搅拌后快速注入压滤模具、快速压滤、保压并在120℃的温度下加热固化,经脱模、干燥后机械加工制成尺寸精确的摩擦材料坯体;
(7)将摩擦材料坯体埋入渗硅料里,在真空气氛下1800℃的温度下渗硅5小时制得摩擦材料毛坯,其中,渗硅料为粒度为5mm的单晶硅颗粒;
(8)将摩擦材料毛坯在1700℃的温度下氮化处理10小时并冷加工制得碳化硅膜碳纤维-陶瓷摩擦材料。
实施例4
(1)将石墨化碳纤维在1000℃温度下通入天然气和氮气的混合气体,天然气:氮气的摩尔比为1:10,流量控制在300 ml/min,渗碳处理2小时获得碳膜碳纤维;
(2)将上述碳膜碳纤维在900℃温度下通入三氯甲基硅烷气、氢气和氩气的混合气体,三氯甲基硅烷气:氢气:氩气的摩尔比为1:6:8,流量控制在100ml/min,沉积碳化硅处理1小时获得沉积碳化硅膜碳纤维;
(3)将碳化硅膜碳纤维短切制成长度为2mm的碳化硅膜碳纤维粉;
(4)将碳化硅膜碳纤维粉:粒度为0.5μm的金属硅粉:粒度为0.5μm的陶瓷粉:粒度为0.5μm的碳粉以重量百分比为10:10:20:60的比例均匀混合制成混合粉体,其中陶瓷粉为碳化锆粉:硼化铪粉:氮化硼粉以重量比1:1:1的混合物;
(5)将混合粉体:含混合物浓度为5%的酚醛树脂-水混合溶液以重量百分比为50:30的比例均匀混合制成浆料;
(6)将浆料充分搅拌后快速注入压滤模具、快速压滤、保压并在80℃的温度下加热固化,经脱模、干燥后机械加工制成尺寸精确的摩擦材料坯体;
(7)将摩擦材料坯体埋入渗硅料里,在真空气氛下1700℃的温度下渗硅3小时制得摩擦材料毛坯,其中,渗硅料为粒度为2mm的单晶硅颗粒;
(8)将摩擦材料毛坯在1350℃的温度下氮化处理4小时并冷加工制得碳化硅膜碳纤维-陶瓷摩擦材料。
实施例5
(1)将石墨化碳纤维在900℃温度下通入天然气和氮气的混合气体,天然气:氮气的摩尔比为1:13,流量控制在700 ml/min,渗碳处理5小时获得碳膜碳纤维;
(2)将上述碳膜碳纤维在1000℃温度下通入三氯甲基硅烷气、氢气和氩气的混合气体,三氯甲基硅烷气:氢气:氩气的摩尔比为1:8:10,流量控制在700ml/min,沉积碳化硅处理5小时获得沉积碳化硅膜碳纤维;
(3)将碳化硅膜碳纤维短切制成长度为1.5mm的碳化硅膜碳纤维粉;
(4)将碳化硅膜碳纤维粉:粒度为50μm的金属硅粉:粒度为50μm的陶瓷粉:粒度为50μm的碳粉以重量百分比为4:8:15:35的比例均匀混合制成混合粉体,其中陶瓷粉为碳化锆粉:硼化铪粉:氮化硼粉: 碳化硅粉以重量比1:1:1:1的混合物;
(5)将混合粉体:含混合物浓度为30%的合脂-乙醇混合溶液以重量百分比为50:65的比例均匀混合制成浆料;
(6)将浆料充分搅拌后快速注入压滤模具、快速压滤、保压并在100℃的温度下加热固化,经脱模、干燥后机械加工制成尺寸精确的摩擦材料坯体;
(7)将摩擦材料坯体埋入渗硅料里,在真空气氛下1650℃的温度下渗硅4小时制得摩擦材料毛坯,其中,渗硅料为粒度为3.5mm的单晶硅颗粒;
(8)将摩擦材料毛坯在1500℃的温度下氮化处理7小时并冷加工制得碳化硅膜碳纤维-陶瓷摩擦材料。
实施例6
(1)将石墨化碳纤维在1000℃温度下通入天然气和氮气的混合气体,天然气:氮气的摩尔比为1: 14,流量控制在1200 ml/min,渗碳处理10小时获得碳膜碳纤维;
(2)将上述碳膜碳纤维在1100℃温度下通入三氯甲基硅烷气、氢气和氩气的混合气体,三氯甲基硅烷气:氢气:氩气的摩尔比为1: 10: 12,流量控制在1200ml/min,沉积碳化硅处理10小时获得沉积碳化硅膜碳纤维;
(3)将碳化硅膜碳纤维短切制成长度为3mm的碳化硅膜碳纤维粉;
(4)将碳化硅膜碳纤维粉:粒度为100μm的金属硅粉:粒度为100μm的陶瓷粉:粒度为100μm的碳粉以重量百分比为70: 5: 10: 15的比例均匀混合制成混合粉体,其中陶瓷粉为硼化钛粉:氮化硅粉:碳化硅粉:碳化钒粉:氮化铝粉以重量比1:1:1:1:1的混合物;
(5)将混合粉体:含混合物浓度为50%的酚醛树脂-乙醇混合溶液以重量百分比为50:100的比例均匀混合制成浆料;
(6)将浆料充分搅拌后快速注入压滤模具、快速压滤、保压并在120℃的温度下加热固化,经脱模、干燥后机械加工制成尺寸精确的摩擦材料坯体;
(7)将摩擦材料坯体埋入渗硅料里,在真空气氛下1800℃的温度下渗硅5小时制得摩擦材料毛坯,其中,渗硅料为粒度为5mm的单晶硅颗粒;
(8)将摩擦材料毛坯在1700℃的温度下氮化处理10小时并冷加工制得碳化硅膜碳纤维-陶瓷摩擦材料。

Claims (1)

1.一种碳化硅膜碳纤维-陶瓷摩擦材料的制备方法,其特征在于,将石墨化碳纤维进行渗碳处理后进行沉积碳化硅处理制成碳化硅膜碳纤维,再将碳化硅膜碳纤维短切制成碳化硅膜碳纤维粉,将碳化硅膜碳纤维粉、金属硅粉、陶瓷粉、碳粉均匀混合制成混合粉体,将混合粉体与混合溶液均匀混合制成浆料,将浆料充分搅拌后快速注入压滤模具、快速压滤保压并加热固化,经脱模、干燥后机械加工,再进行渗硅、氮化烧制成摩擦材料毛坯,再经精加工制成碳化硅膜碳纤维-陶瓷摩擦材料,其中,陶瓷粉为碳化硅粉,碳化硼粉,碳化钛粉,碳化锆粉,碳化钒粉,碳化镧粉,硼化锆粉,硼化铪粉,硼化钛粉,氮化硅粉,氮化硼粉,氮化铝粉,或上述两种或两种以上粉体的混合物,混合溶液为酚醛树脂-乙醇溶液,合脂-乙醇溶液,酚醛树脂-水溶液,具体步骤如下:
(1)将石墨化碳纤维在900~1100℃温度下通入天然气和氮气的混合气体,天然气:氮气的摩尔比为1:8~16,流量控制在100~1200 ml/min,渗碳处理1~10小时获得碳膜碳纤维;
(2)将上述碳膜碳纤维在900~1100℃温度下通入三氯甲基硅烷气、氢气和氩气的混合气体,三氯甲基硅烷气:氢气:氩气的摩尔比为1:6~10:8~12,流量控制在100~1200ml/min,沉积碳化硅处理1~10小时获得沉积碳化硅膜碳纤维;
(3)将碳化硅膜碳纤维短切制成长度为20μm-3mm的碳化硅膜碳纤维粉;
(4)将碳化硅膜碳纤维粉:粒度为0.5-100μm的金属硅粉:粒度为0.5-100μm的陶瓷粉:粒度为0.5-100μm的碳粉以重量百分比为10-70:10-5:20-10:60-15的比例均匀混合制成混合粉体;
(5)将混合粉体:含混合物浓度为5-50%的混合溶液以重量百分比为50:30-100的比例均匀混合制成浆料;
(6)将浆料充分搅拌后快速注入压滤模具、快速压滤、保压并在80-120℃的温度下加热固化,经脱模、干燥后机械加工制成尺寸精确的摩擦材料坯体;
(7)将摩擦材料坯体埋入渗硅料里,在真空气氛下1500~1800℃的温度下渗硅3~5小时制得摩擦材料毛坯,其中,渗硅料为粒度为2-5mm的单晶硅颗粒;
(8)将摩擦材料毛坯在1350~1700℃的温度下氮化处理4~10小时并冷加工制得碳化硅膜碳纤维-陶瓷摩擦材料。
CN202010014718.1A 2020-01-07 2020-01-07 一种碳化硅膜碳纤维-陶瓷摩擦材料的制备方法 Pending CN111285701A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010014718.1A CN111285701A (zh) 2020-01-07 2020-01-07 一种碳化硅膜碳纤维-陶瓷摩擦材料的制备方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010014718.1A CN111285701A (zh) 2020-01-07 2020-01-07 一种碳化硅膜碳纤维-陶瓷摩擦材料的制备方法

Publications (1)

Publication Number Publication Date
CN111285701A true CN111285701A (zh) 2020-06-16

Family

ID=71026200

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010014718.1A Pending CN111285701A (zh) 2020-01-07 2020-01-07 一种碳化硅膜碳纤维-陶瓷摩擦材料的制备方法

Country Status (1)

Country Link
CN (1) CN111285701A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114436664A (zh) * 2021-12-02 2022-05-06 山东理工大学 一种换热器用石墨管的制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102746015A (zh) * 2012-07-17 2012-10-24 山东宝纳新材料有限公司 一种反应烧结碳/碳-碳化硅-氮化硼复合摩擦材料及其制备方法
CN105481441A (zh) * 2016-01-11 2016-04-13 山东理工大学 树脂分散硼化铪碳化硅-碳纤维摩擦材料的制备方法
KR20180026911A (ko) * 2016-09-05 2018-03-14 한국철도기술연구원 탄소복합재 제동 마찰재 및 제조 방법
CN107935614A (zh) * 2017-11-30 2018-04-20 北京天宜上佳新材料股份有限公司 碳陶复合材料及其制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102746015A (zh) * 2012-07-17 2012-10-24 山东宝纳新材料有限公司 一种反应烧结碳/碳-碳化硅-氮化硼复合摩擦材料及其制备方法
CN105481441A (zh) * 2016-01-11 2016-04-13 山东理工大学 树脂分散硼化铪碳化硅-碳纤维摩擦材料的制备方法
KR20180026911A (ko) * 2016-09-05 2018-03-14 한국철도기술연구원 탄소복합재 제동 마찰재 및 제조 방법
CN107935614A (zh) * 2017-11-30 2018-04-20 北京天宜上佳新材料股份有限公司 碳陶复合材料及其制备方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114436664A (zh) * 2021-12-02 2022-05-06 山东理工大学 一种换热器用石墨管的制备方法
CN114436664B (zh) * 2021-12-02 2023-02-14 山东理工大学 一种换热器用石墨管的制备方法

Similar Documents

Publication Publication Date Title
CN109384470B (zh) 一种c/c复合材料的快速制备方法
CN109251052B (zh) 一种c/c复合材料及其制备方法
KR101241775B1 (ko) 고밀도 섬유강화 세라믹 복합체의 제조방법
JP5099006B2 (ja) ブレーキディスクのための材料
US6228293B1 (en) Process for producing a body having a porous matrix from at least one recrystallized material
JP2704332B2 (ja) 炭素繊維強化窒化珪素質ナノ複合材及びその製造方法
CN108706978B (zh) 喷雾造粒结合3dp和cvi制备碳化硅陶瓷基复合材料的方法
CN106478125B (zh) 一种B4C改性C/C-SiC刹车材料的制备方法
CN110282993B (zh) 一种含界面相的陶瓷基复合材料的制备方法
CN108892523B (zh) 一种基于单向带工艺的碳陶复合材料制备方法
CN110498685B (zh) 一种碳纤维增强陶瓷基复合材料制备方法
CN108503390B (zh) 碳/碳复合材料表面镶嵌SiC-ZrB2-ZrSi2复合抗氧化涂层的制备方法
CN112552065A (zh) 一种纤维增强陶瓷基复合材料螺栓及其制备方法
CN112552063A (zh) 一种碳纤维增强碳化硅复合材料的制备方法
CN113149686B (zh) 一种具有复合陶瓷层的炭/炭复合材料坩埚及其制备方法
CN107573075B (zh) 利用碳纤维预浸带制备C/SiC材料刹车盘的方法
JP2003238265A (ja) 繊維強化セラミック材料からなる中空体の製造方法
CN111285701A (zh) 一种碳化硅膜碳纤维-陶瓷摩擦材料的制备方法
CN111285700A (zh) 一种碳化锆膜碳纤维-陶瓷摩擦材料的制备方法
CN115745617A (zh) 一种具有高摩擦性能的C/SiC陶瓷基复合材料及其制备方法
CA2726178C (en) Ceramic matrix composite precursor slurry compositions and sheet molding compound
Gadow et al. Manufacturing of ceramic matrix composites for automotive applications
CN108101543A (zh) 一种碳化硅基碳陶摩擦材料及其模压制备方法
CN113548902A (zh) 一种碳纤维增强碳化硅刹车盘的制备方法
CN112266259B (zh) 一种陶瓷基复合材料及其制备方法和应用

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20200616

RJ01 Rejection of invention patent application after publication