CN110590375A - 氮化铝掺氮化钪靶材的生产工艺 - Google Patents
氮化铝掺氮化钪靶材的生产工艺 Download PDFInfo
- Publication number
- CN110590375A CN110590375A CN201910970535.4A CN201910970535A CN110590375A CN 110590375 A CN110590375 A CN 110590375A CN 201910970535 A CN201910970535 A CN 201910970535A CN 110590375 A CN110590375 A CN 110590375A
- Authority
- CN
- China
- Prior art keywords
- scandium
- powder
- aluminum nitride
- nitride
- target material
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped 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
- C04B35/58—Shaped 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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped 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
- C04B35/58—Shaped 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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
- C04B35/581—Shaped 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 borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on aluminium nitride
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/62605—Treating the starting powders individually or as mixtures
- C04B35/6261—Milling
- C04B35/62615—High energy or reactive ball milling
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/62605—Treating the starting powders individually or as mixtures
- C04B35/62645—Thermal treatment of powders or mixtures thereof other than sintering
- C04B35/62675—Thermal treatment of powders or mixtures thereof other than sintering characterised by the treatment temperature
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/62605—Treating the starting powders individually or as mixtures
- C04B35/62645—Thermal treatment of powders or mixtures thereof other than sintering
- C04B35/6268—Thermal treatment of powders or mixtures thereof other than sintering characterised by the applied pressure or type of atmosphere, e.g. in vacuum, hydrogen or a specific oxygen pressure
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/64—Burning or sintering processes
- C04B35/645—Pressure sintering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0617—AIII BV compounds, where A is Al, Ga, In or Tl and B is N, P, As, Sb or Bi
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3407—Cathode assembly for sputtering apparatus, e.g. Target
- C23C14/3414—Metallurgical or chemical aspects of target preparation, e.g. casting, powder metallurgy
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3852—Nitrides, e.g. oxynitrides, carbonitrides, oxycarbonitrides, lithium nitride, magnesium nitride
- C04B2235/3865—Aluminium nitrides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/658—Atmosphere during thermal treatment
- C04B2235/6581—Total pressure below 1 atmosphere, e.g. vacuum
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Physical Vapour Deposition (AREA)
Abstract
本发明公开了一种氮化铝掺氮化钪靶材的生产工艺,将高纯钪金属和铝金属粉末冷压成疏松块状,分别装入坩埚,移入真空加热炉,抽真空,通入氮气,采用程度升温气固合成法分别合成ScN、AlN,破碎、球磨成‑100目粉末。ScN、AlN粉末检验合格后,按规定比例混合,以此为原料进行热压烧结,制得氮化铝掺氮化钪靶坯。对靶坯进行机械加工得到靶材。本发明采用程序升温气固合成技术分别合成氮化铝、氮化钪,制成粉末,然后通过真空热压烧结成型技术,制备规定比例的氮化铝掺氮化钪靶材,制备出的氮化铝掺氮化钪靶材是SAW厂家制备Sc掺杂氮化铝功能薄膜的前端产品,质量好、性能优异。
Description
技术领域
本发明涉及氮化铝掺氮化钪靶材的生产技术领域,涉及一种氮化铝掺氮化钪靶材的生产技术。
背景技术
压电薄膜材料是制备薄膜声表面波(Surface Acoustic Wave, SAW)器件的关键材料,其性能决定着SAW器件的性能。氮化铝是一种良好的压电薄膜材料,具有高声波波速、高热导率、 低介质损耗、 优异的温度稳定性、 可与 CMOS 工艺兼容等优点, 是制备高频、高功率及高集成化SAW 器件的理想材料。在AlN中掺入ScN(与Sc掺杂AlN是一回事,不同说法而已)可有效提升AlN较低的压电系数和机电耦合系数,改善AlN作为压电薄膜材料的性能,从而制备出性能更优秀的SAW器件。 目前,国内外制备Sc掺杂AlN薄膜,大多采用反应溅射的方式,将铝钪金属靶材装入反应溅射设备,抽真空后,通入氩气和氮气,氩气是工作气体,氮气是反应气体。在电磁作用下,电离后的氩正离子沿一定夹角方向轰击铝钪金属靶表面,铝钪金属成份从靶材表面逸出,沿轰击方向的对称方向飞出,飞向基材表面,在溅射过程中铝钪金属与氮气发生反应,生成AlN和ScN沉积在基材表面,结晶,形成一层功能薄膜。这种反应溅射方式制备薄膜的方法要同时兼顾溅射镀膜和化合反应,似是一举两得,其实制备条件难控制,如铝、钪与氮气反应条件的差异、反应条件与溅射条件的差异、氮气客串工作气体的问题等,这些差异和问题及其衍生的深层次问题都要综合考虑。虽然通过研究可获得一套综合最优的工作参数,但因为要反应和溅射两者兼顾,必然会有一些自身难以克服的缺点。如制备过程中的靶材中毒现象、薄膜中会可能存在未完全氮化的金属杂质或低价氮化物、薄膜可能会出现部分非晶态、薄膜的形貌可能不令人满意等,从而产生成本增加、生产效率降低、薄膜性能不高等诸多不利因素。
发明内容
为了克服上述现有技术的不足,本发明一种氮化铝掺氮化钪靶材的生产工艺。采用程序升温气固合成技术分别合成氮化铝、氮化钪,制成粉末,然后通过真空热压烧结成型技术,制备规定比例的氮化铝掺氮化钪靶材。
本发明一种碲化锌掺碲化亚铜靶材的生产工艺,包括以下步骤:
(1)、程序升温气固合成技术分别合成氮化铝、氮化钪
Ⅰ、 合成AlN :将99.99%以上纯度的铝粉冷压成疏松块状,装入坩埚中,将坩埚移入真空加热炉,抽真空至1~5Pa,通入氮气至100~200kPa,加热,500~600 0C保温0.5h,除去铝粉表面氧化物。继续加热到800~850 0C,保温1~2h,使铝粉与氮气充分反应,随炉冷却至室温,取出合成产物,破碎,球磨,重复上述过程,在1100~12000C二次氮化0.5h,随炉冷却,做XRD测试,无AlN物相以外的杂相为合格。将合格的产物破碎、球磨至-300目AlN粉末待用。
Ⅱ、合成ScN:将99.99%以上纯度的钪粉冷压成疏松块状,装入坩埚中,将坩埚移入真空加热炉,抽真空至1~5Pa,通入氮气至100~200kPa,加热到800~900 0C,保温1~2h,使钪粉与氮气充分反应,随炉冷却至室温,取出合成产物,破碎,球磨,随炉冷却,做XRD测试,无ScN物相以外的杂相为合格。如有未氮化的金属钪需进行二次氮化。将合格的产物破碎、球磨至-300目ScN粉末待用。
(2)热压烧结成形
将上述制得的粉末,按理论比例预先算好的用量,装入模具中,移入真空热压炉内烧结成形,烧结温度1500~16000C,施加压力12~25MPa,烧结时间30~80min,得到氮化铝掺氮化钪靶材的毛坯。
(3)将制得的靶材进行结构、成分等测试,并进行磁控溅射成膜,通过薄膜性能测试获得靶材的质量信息。
进一步,还包括以下步骤:热压烧结成形的氮化铝掺氮化钪毛坯经热处理,热处理温度0.4Tm,再经水切割、外圆磨、平面磨、机床加工、抛光等机械加工工序制成可出售的靶材。尺寸上可按客户要求。其指标为:
1)、相对密度99%以上;
2)、纯度为99.99%以上,主要杂质含量之和小于100μg/g;
3)、晶粒尺寸≤50μm。
本发明采用程序升温气固合成技术分别合成氮化铝、氮化钪,制成粉末,然后通过真空热压烧结成型技术,制备规定比例的氮化铝掺氮化钪靶材,制备出的氮化铝掺氮化钪靶材是SAW厂家制备Sc掺杂氮化铝功能薄膜的前端产品,将氮化铝掺氮化钪靶材产品提供给SAW器件厂家,SAW器件厂家可使用氮化铝掺氮化钪靶材进行磁控溅射镀膜,不需要在镀膜的同时还要兼顾铝钪与氮气反应的问题,这样制备薄膜的方法,制备条件易控制、稳定,制备过程中的机理简单,制备的薄膜成份均匀、致密、质量好、性能优异。
具体实施方式
实施例1
本发明一种碲化锌掺碲化亚铜靶材的生产工艺,包括以下步骤:
(1)、程序升温气固合成技术分别合成氮化铝、氮化钪
Ⅰ、 合成AlN :将99.99%以上纯度的铝粉冷压成疏松块状,装入坩埚中,将坩埚移入真空加热炉,抽真空至3Pa,通入氮气至120kPa,加热,500 0C保温0.5h,除去铝粉表面氧化物。继续加热到800 0C,保温1h,使铝粉与氮气充分反应,随炉冷却至室温,取出合成产物,破碎,球磨,重复上述过程,在11000C二次氮化0.5h,随炉冷却,做XRD测试,无AlN物相以外的杂相为合格。将合格的产物破碎、球磨至-300目AlN粉末待用。
Ⅱ、合成ScN:将99.99%以上纯度的钪粉冷压成疏松块状,装入坩埚中,将坩埚移入真空加热炉,抽真空至3Pa,通入氮气至120kPa,加热到800 0C,保温1h,使钪粉与氮气充分反应,随炉冷却至室温,取出合成产物,破碎,球磨,随炉冷却,做XRD测试,无ScN物相以外的杂相为合格。如有未氮化的金属钪需进行二次氮化。将合格的产物破碎、球磨至-300目ScN粉末待用。
(2)热压烧结成形
将上述制得的粉末,按理论比例预先算好的用量,装入模具中,移入真空热压炉内烧结成形,烧结温度15000C,施加压力12MPa,烧结时间30min,得到氮化铝掺氮化钪靶材的毛坯。
(3)将制得的靶材进行结构、成分等测试,并进行磁控溅射成膜,通过薄膜性能测试获得靶材的质量信息。
实施例2
一种碲化锌掺碲化亚铜靶材的生产工艺,包括以下步骤:
(1)、程序升温气固合成技术分别合成氮化铝、氮化钪
Ⅰ、 合成AlN :将99.999%纯度的铝粉冷压成疏松块状,装入坩埚中,将坩埚移入真空加热炉,抽真空至5Pa,通入氮气至200kPa,加热, 600 0C保温0.5h,除去铝粉表面氧化物。继续加热到850 0C,保温2h,使铝粉与氮气充分反应,随炉冷却至室温,取出合成产物,破碎,球磨,重复上述过程,在12000C二次氮化0.5h,随炉冷却,做XRD测试,无AlN物相以外的杂相为合格。将合格的产物破碎、球磨至-300目AlN粉末待用。
Ⅱ、合成ScN:将99.999%以上纯度的钪粉冷压成疏松块状,装入坩埚中,将坩埚移入真空加热炉,抽真空至5Pa,通入氮气至200kPa,加热到900 0C,保温2h,使钪粉与氮气充分反应,随炉冷却至室温,取出合成产物,破碎,球磨,随炉冷却,做XRD测试,无ScN物相以外的杂相为合格。如有未氮化的金属钪需进行二次氮化。将合格的产物破碎、球磨至-300目ScN粉末待用。
(2)热压烧结成形
将上述制得的粉末,按理论比例预先算好的用量,装入模具中,移入真空热压炉内烧结成形,烧结温度16000C,施加压力25MPa,烧结时间80min,得到氮化铝掺氮化钪靶材的毛坯。
(3)将制得的靶材进行结构、成分等测试,并进行磁控溅射成膜,通过薄膜性能测试获得靶材的质量信息。
进一步,还包括以下步骤:热压烧结成形的氮化铝掺氮化钪毛坯经热处理,热处理温度0.4Tm,再经水切割、外圆磨、平面磨、机床加工、抛光等机械加工工序制成可出售的靶材。尺寸上可按客户要求。其指标为:
1)、相对密度99%以上;
2)、纯度为99.99%以上,主要杂质含量之和小于100μg/g;
3)、晶粒尺寸≤50μm。
Claims (2)
1.一种氮化铝掺氮化钪靶材的生产工艺,其特征在于,包括如下步骤:
程序升温气固合成技术分别合成氮化铝、氮化钪,
Ⅰ、 合成AlN :将99.99%以上纯度的铝粉冷压成疏松块状,装入坩埚中,将坩埚移入真空加热炉,抽真空至1~5Pa,通入氮气至100~200kPa,加热,500~600 0C保温0.5h,除去铝粉表面氧化物;
继续加热到800~850 0C,保温1~2h,使铝粉与氮气充分反应,随炉冷却至室温,取出合成产物,破碎,球磨,重复上述过程,在1100~12000C二次氮化0.5h,随炉冷却,做XRD测试,无AlN物相以外的杂相为合格;
将合格的产物破碎、球磨至-300目AlN粉末待用;
Ⅱ、合成ScN:将99.99%以上纯度的钪粉冷压成疏松块状,装入坩埚中,将坩埚移入真空加热炉,抽真空至1~5Pa,通入氮气至100~200kPa,加热到800~900 0C,保温1~2h,使钪粉与氮气充分反应,随炉冷却至室温,取出合成产物,破碎,球磨,随炉冷却,做XRD测试,无ScN物相以外的杂相为合格;
如有未氮化的金属钪需进行二次氮化;
将合格的产物破碎、球磨至-300目ScN粉末待用;
(2)热压烧结成形, 将上述制得的粉末,按理论比例预先算好的用量,装入模具中,移入真空热压炉内烧结成形,烧结温度1500~16000C,施加压力12~25MPa,烧结时间30~80min,得到氮化铝掺氮化钪靶材的毛坯;
(3)将制得的靶材进行结构、成分等测试,并进行磁控溅射成膜,通过薄膜性能测试获得靶材的质量信息。
2.根据权利要求1所述的一种氮化铝掺氮化钪靶材的生产工艺,其特征在于还包括以下步骤:热压烧结成形的氮化铝掺氮化钪毛坯经热处理,热处理温度0.4Tm,再经水切割、外圆磨、平面磨、机床加工、抛光等机械加工工序制成可出售的靶材;
其指标为:
1)、相对密度99%以上;
2)、纯度为99.99%以上,主要杂质含量之和小于100μg/g;
3)、晶粒尺寸≤50μm。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910970535.4A CN110590375A (zh) | 2019-10-13 | 2019-10-13 | 氮化铝掺氮化钪靶材的生产工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910970535.4A CN110590375A (zh) | 2019-10-13 | 2019-10-13 | 氮化铝掺氮化钪靶材的生产工艺 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110590375A true CN110590375A (zh) | 2019-12-20 |
Family
ID=68866771
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910970535.4A Pending CN110590375A (zh) | 2019-10-13 | 2019-10-13 | 氮化铝掺氮化钪靶材的生产工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110590375A (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111962021A (zh) * | 2020-08-28 | 2020-11-20 | 江西科泰新材料有限公司 | 氮化铝掺氮化钪镀膜材料 |
CN112133800A (zh) * | 2020-08-27 | 2020-12-25 | 西安电子科技大学 | 基于高温扩散形成p型ScAlN层的高效发光二极管及制备方法 |
CN112723893A (zh) * | 2021-02-02 | 2021-04-30 | 邱从章 | 一种氮化铝钪靶材及其制备方法 |
CN112962071A (zh) * | 2021-02-02 | 2021-06-15 | 长沙淮石新材料科技有限公司 | 一种掺杂的氮化铝钪靶材及其制备方法和应用 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105483615A (zh) * | 2014-09-18 | 2016-04-13 | 清华大学 | 具有闪锌矿结构的磁性氮化铝薄膜材料及其制备方法与应用 |
-
2019
- 2019-10-13 CN CN201910970535.4A patent/CN110590375A/zh active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105483615A (zh) * | 2014-09-18 | 2016-04-13 | 清华大学 | 具有闪锌矿结构的磁性氮化铝薄膜材料及其制备方法与应用 |
Non-Patent Citations (1)
Title |
---|
姚守拙等: "《元素化学反应手册》", 31 July 1998, 湖南教育出版社 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112133800A (zh) * | 2020-08-27 | 2020-12-25 | 西安电子科技大学 | 基于高温扩散形成p型ScAlN层的高效发光二极管及制备方法 |
CN111962021A (zh) * | 2020-08-28 | 2020-11-20 | 江西科泰新材料有限公司 | 氮化铝掺氮化钪镀膜材料 |
CN112723893A (zh) * | 2021-02-02 | 2021-04-30 | 邱从章 | 一种氮化铝钪靶材及其制备方法 |
CN112962071A (zh) * | 2021-02-02 | 2021-06-15 | 长沙淮石新材料科技有限公司 | 一种掺杂的氮化铝钪靶材及其制备方法和应用 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110590375A (zh) | 氮化铝掺氮化钪靶材的生产工艺 | |
CN110562936A (zh) | 氮化铝钪材料 | |
US8197781B2 (en) | Sputtering target of Li3PO4 and method for producing same | |
CN109161858B (zh) | 一种掺氮的铝钪合金靶材及其制造方法 | |
JP2024500914A (ja) | 高熱伝導性窒化ケイ素セラミックス絶縁板及びその製造方法 | |
CN112538607B (zh) | 一种钒钨合金靶坯的制备方法 | |
CN109930019B (zh) | 一种微波快速加热熔融-液氮淬火制备高性能SnTe合金的方法 | |
CN111349902B (zh) | 一种化学组成为Mg3.2Bi1.5Sb0.5的热电薄膜及其制备方法 | |
CN111962021A (zh) | 氮化铝掺氮化钪镀膜材料 | |
JP2003535969A (ja) | 金属間アルミニド及びシリサイドスパッタリングターゲット、及びその製造方法 | |
CN117229056A (zh) | 一种高介电铝掺杂型钙钛矿结构高熵微波介质陶瓷及其制备方法 | |
CN114956823B (zh) | 一种导电碲化镉靶材的制备方法 | |
CN114873639B (zh) | 一种Ba3Zr2S7薄膜及其制备方法和应用 | |
CN114853347A (zh) | 一种高导热低温共烧玻璃陶瓷基片及其制备方法 | |
WO2019042033A1 (zh) | 负热膨胀材料、负热膨胀薄膜及其制备方法 | |
CN109989044B (zh) | 一种AlCr+α-Al2O3溅射靶材及制备与应用 | |
CN104928539A (zh) | 一种钒铝硅三元合金靶材及其制备方法 | |
CN108425095B (zh) | 一种晶体六方氮化硼薄膜的制备方法 | |
JPS60141606A (ja) | テルル化カドミウム粉末の製造法 | |
CN115806277B (zh) | 一种超高熔点碳氮化铪粉体的制备方法 | |
CN106756855A (zh) | 高c轴取向的ErAlN薄膜及其制备方法 | |
CN112723893B (zh) | 一种氮化铝钪靶材及其制备方法 | |
CN112962071B (zh) | 一种掺杂的氮化铝钪靶材及其制备方法和应用 | |
CN113307627B (zh) | 一种Nb2SB陶瓷块体的制备方法 | |
CN117945364A (zh) | 一种高晶化度的氮化镥粉体及其制备方法 |
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 |