CA1049201A - Dental amalgams - Google Patents
Dental amalgamsInfo
- Publication number
- CA1049201A CA1049201A CA267,620A CA267620A CA1049201A CA 1049201 A CA1049201 A CA 1049201A CA 267620 A CA267620 A CA 267620A CA 1049201 A CA1049201 A CA 1049201A
- Authority
- CA
- Canada
- Prior art keywords
- weight
- alloy
- dental
- mercury
- composition
- 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
- 239000000448 dental amalgam Substances 0.000 title claims abstract description 35
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 75
- 239000000956 alloy Substances 0.000 claims abstract description 75
- 239000000203 mixture Substances 0.000 claims abstract description 53
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 32
- 239000002245 particle Substances 0.000 claims description 24
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 23
- 229910052802 copper Inorganic materials 0.000 claims description 23
- 239000010949 copper Substances 0.000 claims description 23
- 229910001312 Amalgam (dentistry) Inorganic materials 0.000 claims description 22
- 229910052709 silver Inorganic materials 0.000 claims description 20
- 239000004332 silver Substances 0.000 claims description 20
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 18
- 229910052718 tin Inorganic materials 0.000 claims description 18
- 229910000497 Amalgam Inorganic materials 0.000 claims description 16
- 238000009826 distribution Methods 0.000 claims description 10
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 8
- 238000005267 amalgamation Methods 0.000 claims description 8
- 229910052725 zinc Inorganic materials 0.000 claims description 8
- 239000011701 zinc Substances 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 abstract description 11
- 230000007797 corrosion Effects 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 18
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 16
- 239000011135 tin Substances 0.000 description 14
- 238000009833 condensation Methods 0.000 description 7
- 230000005494 condensation Effects 0.000 description 7
- 238000002156 mixing Methods 0.000 description 6
- 238000001665 trituration Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- 229910001316 Ag alloy Inorganic materials 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910000645 Hg alloy Inorganic materials 0.000 description 1
- 229910001128 Sn alloy Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- QCEUXSAXTBNJGO-UHFFFAOYSA-N [Ag].[Sn] Chemical compound [Ag].[Sn] QCEUXSAXTBNJGO-UHFFFAOYSA-N 0.000 description 1
- NEIHULKJZQTQKJ-UHFFFAOYSA-N [Cu].[Ag] Chemical compound [Cu].[Ag] NEIHULKJZQTQKJ-UHFFFAOYSA-N 0.000 description 1
- DAEJUPKPHRBQHZ-UHFFFAOYSA-N [Sn].[Hg] Chemical compound [Sn].[Hg] DAEJUPKPHRBQHZ-UHFFFAOYSA-N 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- QIESBVQBFFBEJV-UHFFFAOYSA-N chloro hypochlorite;tin Chemical compound [Sn].ClOCl QIESBVQBFFBEJV-UHFFFAOYSA-N 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- FCAIWVDPJSUDCL-UHFFFAOYSA-N copper mercury Chemical compound [Cu].[Cu].[Cu].[Cu].[Hg].[Hg].[Hg] FCAIWVDPJSUDCL-UHFFFAOYSA-N 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- JVPLOXQKFGYFMN-UHFFFAOYSA-N gold tin Chemical compound [Sn].[Au] JVPLOXQKFGYFMN-UHFFFAOYSA-N 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- CBBVHSHLSCZIHD-UHFFFAOYSA-N mercury silver Chemical compound [Ag].[Hg] CBBVHSHLSCZIHD-UHFFFAOYSA-N 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C5/00—Alloys based on noble metals
- C22C5/06—Alloys based on silver
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/84—Preparations for artificial teeth, for filling teeth or for capping teeth comprising metals or alloys
- A61K6/847—Amalgams
Landscapes
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Chemical & Material Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Epidemiology (AREA)
- Plastic & Reconstructive Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Dental Preparations (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/644,870 US3997328A (en) | 1975-12-29 | 1975-12-29 | Dental amalgams |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1049201A true CA1049201A (en) | 1979-02-27 |
Family
ID=24586669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA267,620A Expired CA1049201A (en) | 1975-12-29 | 1976-12-10 | Dental amalgams |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3997328A (enExample) |
| JP (1) | JPS5282626A (enExample) |
| AU (1) | AU2090276A (enExample) |
| CA (1) | CA1049201A (enExample) |
| DE (1) | DE2656411A1 (enExample) |
| FR (1) | FR2336918A1 (enExample) |
| GB (1) | GB1535102A (enExample) |
| IT (1) | IT1074218B (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4018600A (en) * | 1975-09-19 | 1977-04-19 | American Dental Association Health Foundation | Method for eliminating gamma2 phase from dental amalgam and improved dental amalgam composition |
| GB1594643A (en) * | 1977-01-17 | 1981-08-05 | Engelhard Min & Chem | Corrosion-resistant dental alloy having improved handling characteristics |
| US4226622A (en) * | 1978-08-24 | 1980-10-07 | Engelhard Minerals & Chemicals Corporation | Corrosion-resistant dental alloy |
| US4235631A (en) * | 1978-08-24 | 1980-11-25 | Engelhard Minerals & Chemicals Corporation | Corrosion-resistant dental alloy having improved handling characteristics |
| US4234339A (en) * | 1978-08-24 | 1980-11-18 | Engelhard Minerals & Chemicals Corporation | Corrosion-resistant dental alloy |
| US4306906A (en) * | 1979-10-16 | 1981-12-22 | Anderson Eugene R | Method of making metallic amalgam |
| US4370165A (en) * | 1981-05-21 | 1983-01-25 | Johnson & Johnson Dental Products Company | Low silver dental amalgam alloy composition |
| WO1983002959A1 (en) * | 1982-02-18 | 1983-09-01 | Sybron Corp | Admix dental alloy and amalgam |
| US4453977A (en) * | 1982-06-15 | 1984-06-12 | Pennwalt Corporation | Low silver containing dental amalgam alloys |
| AT379080B (de) * | 1983-12-06 | 1985-11-11 | Oegussa | Legierungspulvergemisch zur dentalamalgam-herstellung |
| US5662886A (en) * | 1991-01-08 | 1997-09-02 | Minnesota Mining And Manufacturing Company | Adhesive amalgam system |
| US6110254A (en) * | 1999-02-24 | 2000-08-29 | The United States Of America As Represented By The Secretary Of Commerce | Method for chemical precipitation of metallic silver powder via a two solution technique |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1963085A (en) * | 1933-08-05 | 1934-06-19 | Arthur W Gray | Comminuted alloy |
| US2281991A (en) * | 1938-04-27 | 1942-05-05 | Poetschke Paul | Dental amalgam alloy |
| US3305356A (en) * | 1963-08-30 | 1967-02-21 | William V Youdelis | Dental amalgam |
| US3841860A (en) * | 1973-07-11 | 1974-10-15 | Dentsply Res & Dev | Dental alloy |
| US3871876A (en) * | 1974-03-18 | 1975-03-18 | Kamal Asgar | Dental Amalgam |
| US3933961A (en) * | 1974-12-13 | 1976-01-20 | Pennwalt Corporation | Tabletting spherical dental amalgam alloy |
| US3954457A (en) * | 1975-04-28 | 1976-05-04 | Gary Maurice Weikel | Dental amalgam |
-
1975
- 1975-12-29 US US05/644,870 patent/US3997328A/en not_active Expired - Lifetime
-
1976
- 1976-12-06 GB GB50719/76A patent/GB1535102A/en not_active Expired
- 1976-12-10 FR FR7637256A patent/FR2336918A1/fr active Granted
- 1976-12-10 CA CA267,620A patent/CA1049201A/en not_active Expired
- 1976-12-13 IT IT52579/76A patent/IT1074218B/it active
- 1976-12-13 JP JP14882776A patent/JPS5282626A/ja active Pending
- 1976-12-13 DE DE19762656411 patent/DE2656411A1/de active Pending
- 1976-12-24 AU AU20902/76A patent/AU2090276A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3997328A (en) | 1976-12-14 |
| FR2336918A1 (fr) | 1977-07-29 |
| FR2336918B3 (enExample) | 1979-08-17 |
| JPS5282626A (en) | 1977-07-11 |
| AU2090276A (en) | 1978-06-29 |
| DE2656411A1 (de) | 1977-06-30 |
| GB1535102A (en) | 1978-12-06 |
| IT1074218B (it) | 1985-04-17 |
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