FR2049497A5 - Piezo-electric ceramics - Google Patents

Piezo-electric ceramics

Info

Publication number
FR2049497A5
FR2049497A5 FR6919384A FR6919384A FR2049497A5 FR 2049497 A5 FR2049497 A5 FR 2049497A5 FR 6919384 A FR6919384 A FR 6919384A FR 6919384 A FR6919384 A FR 6919384A FR 2049497 A5 FR2049497 A5 FR 2049497A5
Authority
FR
France
Prior art keywords
piezo
electric ceramics
compounds
electric
ceramics
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.)
Expired
Application number
FR6919384A
Other languages
French (fr)
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to FR6919384A priority Critical patent/FR2049497A5/en
Application granted granted Critical
Publication of FR2049497A5 publication Critical patent/FR2049497A5/en
Expired 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
    • C04B35/46Shaped 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 titanium oxides or titanates
    • 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
    • C04B35/48Shaped 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 zirconium or hafnium oxides, zirconates, zircon or hafnates
    • 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
    • C04B35/50Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
    • 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
    • C04B35/51Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on compounds of actinides
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10NELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00Piezoelectric or electrostrictive devices
    • H10N30/80Constructional details
    • H10N30/85Piezoelectric or electrostrictive active materials
    • H10N30/853Ceramic compositions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Compositions Of Oxide Ceramics (AREA)

Abstract

Piezo-electric ceramic compound is prepared by making a solid solution from a material whose composition is enclosed by a figure formed by the connecting lines between limiting points A, B, C, D, E and F, of the compounds- A) Pb(Li1/4 Nb3/1)0.375Ti0.625O3; B) Pb(Li 1/4 Nb 3/4)0.250 Ti0.750O3; C) Pb(Li 1/4 Nb 3/4) 0.010 Ti0.750Zr0.240O3; D) Pb(Li 1/4 Nb 3/4)0.010Ti 0.115Zr0.875O3; E) Pb(Li 1/4 Nb 3/4)0.125Zr0.875O3; and F) Pb(Li 1/4 Nb 3/4)0.375Zr0.625O3. The compounds also contain an amount of manganese, equivalent to an addition of 0.1 to 5% by wt. MnO2.
FR6919384A 1969-06-11 1969-06-11 Piezo-electric ceramics Expired FR2049497A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR6919384A FR2049497A5 (en) 1969-06-11 1969-06-11 Piezo-electric ceramics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6919384A FR2049497A5 (en) 1969-06-11 1969-06-11 Piezo-electric ceramics

Publications (1)

Publication Number Publication Date
FR2049497A5 true FR2049497A5 (en) 1971-03-26

Family

ID=9035564

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6919384A Expired FR2049497A5 (en) 1969-06-11 1969-06-11 Piezo-electric ceramics

Country Status (1)

Country Link
FR (1) FR2049497A5 (en)

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