IT1019178B - Composizione ceramica piezoelettri ca - Google Patents
Composizione ceramica piezoelettri caInfo
- Publication number
- IT1019178B IT1019178B IT52827/74A IT5282774A IT1019178B IT 1019178 B IT1019178 B IT 1019178B IT 52827/74 A IT52827/74 A IT 52827/74A IT 5282774 A IT5282774 A IT 5282774A IT 1019178 B IT1019178 B IT 1019178B
- Authority
- IT
- Italy
- Prior art keywords
- piezoelettri
- composition ceramic
- ceramic
- composition
- ceramic piezoelettri
- Prior art date
Links
- 239000000919 ceramic Substances 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
- H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
- H01G7/025—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric
- H01G7/026—Electrets, i.e. having a permanently-polarised dielectric having an inorganic dielectric with ceramic dielectric
-
- 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
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/46—Shaped 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
-
- 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
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/48—Shaped 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
-
- 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
- C04B35/50—Shaped 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
-
- 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
- C04B35/51—Shaped 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/85—Piezoelectric or electrostrictive active materials
- H10N30/853—Ceramic compositions
- H10N30/8548—Lead-based oxides
- H10N30/8554—Lead-zirconium titanate [PZT] based
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Composite Materials (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Inorganic Insulating Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10004173A JPS5432516B2 (it) | 1973-09-04 | 1973-09-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1019178B true IT1019178B (it) | 1977-11-10 |
Family
ID=14263423
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT52827/74A IT1019178B (it) | 1973-09-04 | 1974-09-02 | Composizione ceramica piezoelettri ca |
Country Status (8)
Country | Link |
---|---|
US (1) | US4392970A (it) |
JP (1) | JPS5432516B2 (it) |
CA (1) | CA1038155A (it) |
DE (1) | DE2423971A1 (it) |
FR (1) | FR2242345B1 (it) |
GB (1) | GB1462300A (it) |
IT (1) | IT1019178B (it) |
NL (1) | NL7410442A (it) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6022835B2 (ja) * | 1978-08-17 | 1985-06-04 | 株式会社村田製作所 | 圧電性磁器の製造方法 |
JPS5939913B2 (ja) * | 1978-08-17 | 1984-09-27 | 株式会社村田製作所 | 圧電性磁器の製造方法 |
JPS61236176A (ja) * | 1985-04-11 | 1986-10-21 | Murata Mfg Co Ltd | 圧電性磁器組成物 |
IL107932A0 (en) * | 1992-12-08 | 1994-04-12 | Miroevski Piotr Ravilevich | Method and apparatus for producing a silicon based binding composition and product prepared therefrom |
US6123867A (en) * | 1997-12-03 | 2000-09-26 | Matsushita Electric Industrial Co., Ltd. | Piezoelectric ceramic composition and piezoelectric device using the same |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1581461A (it) * | 1966-11-26 | 1969-09-19 | ||
NL156379B (nl) * | 1966-12-29 | 1978-04-17 | Nippon Electric Co | Werkwijze voor het bereiden van een piezo-elektrisch keramisch materiaal, en daaruit vervaardigd lichaam. |
US3528918A (en) * | 1967-09-26 | 1970-09-15 | Matsushita Electric Ind Co Ltd | Piezoelectric ceramic compositions |
US3595795A (en) * | 1967-11-08 | 1971-07-27 | Nippon Electric Co | Piezoelectric ceramic |
GB1456616A (en) * | 1973-12-12 | 1976-11-24 | Murata Manufacturing Co | Ferroelectric ceramic composition |
-
1973
- 1973-09-04 JP JP10004173A patent/JPS5432516B2/ja not_active Expired
-
1974
- 1974-05-17 DE DE2423971A patent/DE2423971A1/de active Pending
- 1974-05-29 FR FR7418645A patent/FR2242345B1/fr not_active Expired
- 1974-08-02 NL NL7410442A patent/NL7410442A/xx not_active Application Discontinuation
- 1974-08-22 CA CA207,534A patent/CA1038155A/en not_active Expired
- 1974-09-02 IT IT52827/74A patent/IT1019178B/it active
- 1974-09-04 GB GB3865274A patent/GB1462300A/en not_active Expired
-
1982
- 1982-02-03 US US06/345,530 patent/US4392970A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL7410442A (nl) | 1975-03-06 |
JPS5049700A (it) | 1975-05-02 |
DE2423971A1 (de) | 1975-03-27 |
GB1462300A (en) | 1977-01-19 |
CA1038155A (en) | 1978-09-12 |
US4392970A (en) | 1983-07-12 |
JPS5432516B2 (it) | 1979-10-15 |
FR2242345A1 (it) | 1975-03-28 |
FR2242345B1 (it) | 1977-09-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19930921 |