GB1275961A - Piezoelectric ceramic compositions - Google Patents
Piezoelectric ceramic compositionsInfo
- Publication number
- GB1275961A GB1275961A GB26349/69A GB2634969A GB1275961A GB 1275961 A GB1275961 A GB 1275961A GB 26349/69 A GB26349/69 A GB 26349/69A GB 2634969 A GB2634969 A GB 2634969A GB 1275961 A GB1275961 A GB 1275961A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ceramic compositions
- piezoelectric ceramic
- per cent
- electric
- pbzro
- 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
Links
- 239000000919 ceramic Substances 0.000 title abstract 3
- 239000000203 mixture Substances 0.000 title abstract 3
- 239000006104 solid solution Substances 0.000 abstract 2
- 229910052776 Thorium Inorganic materials 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 1
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- 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
- C04B35/462—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 based on titanates
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- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/76—Crystal structural characteristics, e.g. symmetry
- C04B2235/768—Perovskite structure ABO3
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- 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
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/77—Density
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- 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)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
1275961 Piezo-electric ceramics SANYO ELECTRIC CO Ltd 23 May 1969 [27 May 1968 24 Sept 1968 (6)] 26349/69 Heading C1J Piezo-electric ceramic compositions comprise (a) a solid solution corresponding to the formula Pb(Ni 1/3 Nb 2/3 ) x Ti y Zr z O 3 where x+y+z = 1 and containing 2À5 to 62À5 mole per cent Pb(Ni 1/3 Nb 2/3 )O 3 , not more than 75% PbTiO 3 and not more than 87À5% PbZrO 3 or (b) a solid solution corresponding to the formula where x+y+z = 1 and containing 2 to 60 mole per cent Pb(Ci 1/3 Nb 2/3 )O 3 , not more than 60% PbTiO 3 and not more than 80% PbZrO 3 . The compositions can also comprise up to 3 wt. per cent of the oxides of Mn, Zn, Cr, Fe, Ta and Th.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB26349/69A GB1275961A (en) | 1968-05-27 | 1969-05-23 | Piezoelectric ceramic compositions |
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3591868 | 1968-05-27 | ||
JP6886168 | 1968-09-24 | ||
JP6886368 | 1968-09-24 | ||
JP6885968 | 1968-09-24 | ||
JP6886468 | 1968-09-24 | ||
JP6886268 | 1968-09-24 | ||
JP6886068 | 1968-09-24 | ||
GB26349/69A GB1275961A (en) | 1968-05-27 | 1969-05-23 | Piezoelectric ceramic compositions |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1275961A true GB1275961A (en) | 1972-06-01 |
Family
ID=27564408
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB26349/69A Expired GB1275961A (en) | 1968-05-27 | 1969-05-23 | Piezoelectric ceramic compositions |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE1926812A1 (en) |
FR (1) | FR2009956A1 (en) |
GB (1) | GB1275961A (en) |
SE (1) | SE359978B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3767579A (en) * | 1971-02-25 | 1973-10-23 | Nippon Electric Co | Piezoelectirc ceramics |
-
1969
- 1969-05-23 SE SE07340/69A patent/SE359978B/xx unknown
- 1969-05-23 GB GB26349/69A patent/GB1275961A/en not_active Expired
- 1969-05-23 FR FR6917020A patent/FR2009956A1/en active Granted
- 1969-05-27 DE DE19691926812 patent/DE1926812A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2009956A1 (en) | 1970-02-13 |
SE359978B (en) | 1973-09-10 |
DE1926812A1 (en) | 1970-02-05 |
FR2009956B1 (en) | 1974-09-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PE20 | Patent expired after termination of 20 years |