CN107867841A - 一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法 - Google Patents

一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法 Download PDF

Info

Publication number
CN107867841A
CN107867841A CN201610842061.1A CN201610842061A CN107867841A CN 107867841 A CN107867841 A CN 107867841A CN 201610842061 A CN201610842061 A CN 201610842061A CN 107867841 A CN107867841 A CN 107867841A
Authority
CN
China
Prior art keywords
ball
zno
sio
milling
microwave
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
CN201610842061.1A
Other languages
English (en)
Inventor
施海月
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201610842061.1A priority Critical patent/CN107867841A/zh
Publication of CN107867841A publication Critical patent/CN107867841A/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
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/453Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on zinc, tin, or bismuth oxides or solid solutions thereof with other oxides, e.g. zincates, stannates or bismuthates
    • 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
    • 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
    • C04B35/63Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632Organic additives
    • C04B35/634Polymers
    • C04B35/63404Polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B35/63416Polyvinylalcohols [PVA]; Polyvinylacetates
    • 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
    • C04B2235/32Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3232Titanium oxides or titanates, e.g. rutile or anatase
    • 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
    • C04B2235/34Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3418Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint

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)
  • Compositions Of Oxide Ceramics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Insulating Materials (AREA)

Abstract

本申请公开了一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法,包括:(1)、制备ZnO/SiO2基料;(2)、加入8~10wt%的TiO2;(3)、球磨:将料放入尼龙球磨罐中,以无水乙醇作为球磨介质,氧化锆为磨球,利用变频式行星球磨机球磨,球磨转速365rpm,按照原料:磨球:无水乙醇=1:3:2比例球磨10~15小时;(4)、烘干、过筛;(5)造粒:在陶瓷粉料中加入8wt%的聚乙烯醇,充分研磨后再过筛;(6)、干压成型:将造粒好的陶瓷粉料在180MPa的压力下压制成圆柱形陶瓷生坯或圆片;(7)、烧结:在500℃排胶1小时,然后按照3~5℃/min速率升至1255~1280℃保温2小时;(8)、冷却至室温。本发明中,TiO2不与ZnO/SiO2基料反应,以单质金红石相存在,能够有效调节陶瓷的频率温度系数。

Description

一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法
技术领域
本申请属于通讯技术领域,特别是涉及一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法。
背景技术
近年来,为了适应电子元器件高频化发展需求,低介高频的陶瓷材料越来越成为研究的热点。ZnO/SiO2低介电常数陶瓷系统是一种新型的微波介质陶瓷体系,该陶瓷体系具有较小的介电常数和优异的微波性能,但是烧结温度较高。
发明内容
本发明的目的在于提供一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法,以克服现有技术中的不足。
为实现上述目的,本发明提供如下技术方案:
本申请实施例公开一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法,包括:
(1)、制备ZnO/SiO2基料;
(2)、加入8~10wt%的TiO2
(3)、球磨:将料放入尼龙球磨罐中,以无水乙醇作为球磨介质,氧化锆为磨球,利用变频式行星球磨机球磨,球磨转速365rpm,按照原料:磨球:无水乙醇=1:3:2比例球磨10~15小时;
(4)、烘干、过筛:将球磨后浆料在干燥箱中进行干燥,干燥温度100℃,干燥时间20min,干燥完成后采用40目的筛子过筛,获得陶瓷粉料;
(5)造粒:在陶瓷粉料中加入8wt%的聚乙烯醇,充分研磨后再过筛;
(6)、干压成型:将造粒好的陶瓷粉料在180MPa的压力下压制成圆柱形陶瓷生坯或圆片;
(7)、烧结:在500℃排胶1小时,然后按照3~5℃/min速率升至1255~1280℃保温2小时;
(8)、冷却至室温:首先以1℃/min的速率降到1000℃,再以100℃/小时的速率降到800℃,然后自然冷却至常温。
优选的,在上述的TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法中,所述步骤(1)中,ZnO/SiO2基料采用固相法合成。
优选的,在上述的TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法中,固相法合成ZnO/SiO2基料的方法包括:
(1)、ZnO和SiO2按照摩尔比2:1计量;
(2)、球磨:将按配方称好的粉料放入尼龙球磨罐中,以无水乙醇作为球磨介质,氧化锆为磨球,利用变频式行星球磨机球磨,球磨转速365rpm,按照原料:磨球:无水乙醇=1:3:2比例球磨10~15小时;
(3)、烘干、过筛:将球磨后浆料在干燥箱中进行干燥,干燥温度80℃,干燥时间20min,干燥完成后采用100目的筛子过筛;
(4)、预烧。
优选的,在上述的TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法中,预烧温度1100℃,预烧时间4小时。
与现有技术相比,本发明的优点在于:
本发明中,TiO2不与ZnO/SiO2基料反应,以单质金红石相存在,能够有效调节陶瓷的频率温度系数。
具体实施方式
本发明通过下列实施例作进一步说明:根据下述实施例,可以更好地理解本发明。然而,本领域的技术人员容易理解,实施例所描述的具体的物料比、工艺条件及其结果仅用于说明本发明,而不应当也不会限制权利要求书中所详细描述的本发明。
本实施例中,TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法,包括:
(1)、制备ZnO/SiO2基料;
(2)、加入9wt%的TiO2
(3)、球磨:将料放入尼龙球磨罐中,以无水乙醇作为球磨介质,氧化锆为磨球,利用变频式行星球磨机球磨,球磨转速365rpm,按照原料:磨球:无水乙醇=1:3:2比例球磨12小时;
(4)、烘干、过筛:将球磨后浆料在干燥箱中进行干燥,干燥温度100℃,干燥时间20min,干燥完成后采用40目的筛子过筛,获得陶瓷粉料;
(5)造粒:在陶瓷粉料中加入8wt%的聚乙烯醇,充分研磨后再过筛;
(6)、干压成型:将造粒好的陶瓷粉料在180MPa的压力下压制成圆柱形陶瓷生坯或圆片;
(7)、烧结:在500℃排胶1小时,然后按照5℃/min速率升至1255~1280℃保温2小时;
(8)、冷却至室温:首先以1℃/min的速率降到1000℃,再以100℃/小时的速率降到800℃,然后自然冷却至常温。
制备ZnO/SiO2基料的制备方法包括:
(1)、ZnO和SiO2按照摩尔比2:1计量;
(2)、球磨:将按配方称好的粉料放入尼龙球磨罐中,以无水乙醇作为球磨介质,氧化锆为磨球,利用变频式行星球磨机球磨,球磨转速365rpm,按照原料:磨球:无水乙醇=1:3:2比例球磨12小时;
(3)、烘干、过筛:将球磨后浆料在干燥箱中进行干燥,干燥温度80℃,干燥时间20min,干燥完成后采用100目的筛子过筛;
(4)、预烧:在氧化铝坩埚中于1100℃预烧4小时。
TiO2不与ZnO/SiO2基料反应,以单质金红石相存在,能够有效调节陶瓷的频率温度系数。
将烧结好的陶瓷粉体进行测试,测试项目包括介电常数、品质因数和温度系数,所用仪器型号为HP8703A,测试腔体为Φ30×t28mm的镀银铝腔,其性能参数如下:介电常数=8.7,品质因数=40100GHz,温度系数=0.78ppm/℃。
最后,还需要说明的是,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者设备所固有的要素。

Claims (4)

1.一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法,其特征在于,包括:
(1)、制备ZnO/SiO2基料;
(2)、加入8~10wt%的TiO2
(3)、球磨:将料放入尼龙球磨罐中,以无水乙醇作为球磨介质,氧化锆为磨球,利用变频式行星球磨机球磨,球磨转速365rpm,按照原料:磨球:无水乙醇=1:3:2比例球磨10~15小时;
(4)、烘干、过筛:将球磨后浆料在干燥箱中进行干燥,干燥温度100℃,干燥时间20min,干燥完成后采用40目的筛子过筛,获得陶瓷粉料;
(5)造粒:在陶瓷粉料中加入8wt%的聚乙烯醇,充分研磨后再过筛;
(6)、干压成型:将造粒好的陶瓷粉料在180MPa的压力下压制成圆柱形陶瓷生坯或圆片;
(7)、烧结:在500℃排胶1小时,然后按照3~5℃/min速率升至1255~1280℃保温2小时;
(8)、冷却至室温:首先以1℃/min的速率降到1000℃,再以100℃/小时的速率降到800℃,然后自然冷却至常温。
2.根据权利要求1所述的TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法,其特征在于,所述步骤(1)中,ZnO/SiO2基料采用固相法合成。
3.根据权利要求2所述的TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法,其特征在于,固相法合成ZnO/SiO2基料的方法包括:
(1)、ZnO和SiO2按照摩尔比2:1计量;
(2)、球磨:将按配方称好的粉料放入尼龙球磨罐中,以无水乙醇作为球磨介质,氧化锆为磨球,利用变频式行星球磨机球磨,球磨转速365rpm,按照原料:磨球:无水乙醇=1:3:2比例球磨10~15小时;
(3)、烘干、过筛:将球磨后浆料在干燥箱中进行干燥,干燥温度80℃,干燥时间20min,干燥完成后采用100目的筛子过筛;
(4)、预烧。
4.根据权利要求3所述的TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法,其特征在于,预烧温度1100℃,预烧时间4小时。
CN201610842061.1A 2016-09-22 2016-09-22 一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法 Pending CN107867841A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610842061.1A CN107867841A (zh) 2016-09-22 2016-09-22 一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610842061.1A CN107867841A (zh) 2016-09-22 2016-09-22 一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法

Publications (1)

Publication Number Publication Date
CN107867841A true CN107867841A (zh) 2018-04-03

Family

ID=61751037

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610842061.1A Pending CN107867841A (zh) 2016-09-22 2016-09-22 一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法

Country Status (1)

Country Link
CN (1) CN107867841A (zh)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1765820A (zh) * 2005-09-09 2006-05-03 华中科技大学 低介电常数微波介质陶瓷材料
CN1907912A (zh) * 2006-08-15 2007-02-07 浙江正原电气股份有限公司 ZnO-TiO2系低温共烧陶瓷材料及其制备方法
CN101050101A (zh) * 2007-05-18 2007-10-10 厦门大学 低温烧结Ba5(Nb,Sb)4O15系的微波介质陶瓷及其制备方法
CN101172848A (zh) * 2007-10-19 2008-05-07 浙江大学 一种低介电常数低温烧结微波介质陶瓷及其制备方法
CN101224984A (zh) * 2008-01-30 2008-07-23 浙江大学 溶胶-凝胶法低温合成超细ZnO-SiO2微波介质陶瓷粉体

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1765820A (zh) * 2005-09-09 2006-05-03 华中科技大学 低介电常数微波介质陶瓷材料
CN1907912A (zh) * 2006-08-15 2007-02-07 浙江正原电气股份有限公司 ZnO-TiO2系低温共烧陶瓷材料及其制备方法
CN101050101A (zh) * 2007-05-18 2007-10-10 厦门大学 低温烧结Ba5(Nb,Sb)4O15系的微波介质陶瓷及其制备方法
CN101172848A (zh) * 2007-10-19 2008-05-07 浙江大学 一种低介电常数低温烧结微波介质陶瓷及其制备方法
CN101224984A (zh) * 2008-01-30 2008-07-23 浙江大学 溶胶-凝胶法低温合成超细ZnO-SiO2微波介质陶瓷粉体

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
邹佳丽: ""新型ZnO-SiO2低介高频微波介质陶瓷研究"", 《中国博士学位论文全文数据库工程科技I辑》 *

Similar Documents

Publication Publication Date Title
CN106587987B (zh) C0g微波介质材料及制备方法及陶瓷材料的制备方法
CN104177083B (zh) 用于中温烧结具有偏压特性的温度稳定x8r型mlcc介质材料
CN107867836A (zh) 一种Mg2SiO4微波介质陶瓷的制备方法
CN105732020A (zh) 一种巨介电、低损耗二氧化钛基复合陶瓷的制备方法
CN108975905A (zh) 一种异种氧化物共掺钛酸锂基微波介质材料的制备方法
CN110229004A (zh) 一种低温烧结微波介质陶瓷材料及其制备方法
CN107867843A (zh) Li2CO3和Bi2O3复合掺杂ZnO/SiO2微波介质陶瓷的制备方法
CN104557022B (zh) 一种高非线性低损耗双钙钛矿复相陶瓷及其制备方法
CN107867845A (zh) 一种微波介质陶瓷的制备方法
CN106007707B (zh) Mg-Nb掺杂钛酸铋微波介质陶瓷及其制备方法
CN102320827B (zh) 单层电容器晶界层材料、基片的制作方法、以及单层电容器的方法
CN107867841A (zh) 一种TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法
CN109081693B (zh) 一种高介电x8r陶瓷介质材料及其制备方法
CN107867839A (zh) 一种Mg掺杂ZnO/SiO2微波介质陶瓷的制备方法
CN110698199A (zh) 一种采用分步预烧法制备的低损耗微波介质陶瓷
CN107867838A (zh) MgO和TiO2掺杂ZnO/SiO2微波介质陶瓷的制备方法
CN109320234A (zh) 一种x9r型陶瓷电容器介质陶瓷的制备方法及其介质陶瓷
CN107867837A (zh) 一种Al2O3掺杂ZnO/SiO2微波介质陶瓷的制备方法
CN107867859A (zh) Li0.8Mg4.1V3O12微波介质陶瓷的制备方法
CN108727013A (zh) 一种超低介电损耗高介电常数陶瓷介电材料及其制备方法
CN107473743A (zh) 一种铅基高介电常数电容器介质材料及其制备方法
CN107867840A (zh) ZnO/SiO2微波介质陶瓷的制备方法
CN107867844A (zh) SiO2和Bi2O3复合掺杂ZnO/SiO2微波介质陶瓷的制备方法
CN106145932B (zh) 一种高介电常数的多层陶瓷电容器介质材料及其制备方法
CN104108930B (zh) 一种在350℃以上使用的高温稳定型介电陶瓷及其制备方法

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
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20180403