CA1247334A - Obtention d'un article a base de nitrure de silicium anisotrope grace a des produits de preformage de masse specifique plus elevee ayant completement reagi - Google Patents

Obtention d'un article a base de nitrure de silicium anisotrope grace a des produits de preformage de masse specifique plus elevee ayant completement reagi

Info

Publication number: CA1247334A
Authority: CA; Canada
Prior art keywords: hot pressing; zone; hot; bodies; density
Prior art date: 1983-07-19
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

CA000455793A

Other languages

English (en)

Inventor

Andre Ezis

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.)

Ford Motor Company of Canada Ltd

Original Assignee

Ford Motor Company of Canada 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.)

1983-07-19

Filing date

1984-06-04

Publication date

1988-12-28

1983-07-19 Priority claimed from US06/525,498 external-priority patent/US4508671A/en

1984-06-04 Application filed by Ford Motor Company of Canada Ltd filed Critical Ford Motor Company of Canada Ltd

1988-12-28 Application granted granted Critical

1988-12-28 Publication of CA1247334A publication Critical patent/CA1247334A/fr

Status Expired legal-status Critical Current

Links

229910052581 Si3N4 Inorganic materials 0.000 title claims abstract description 21
HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 title claims abstract description 18
238000004519 manufacturing process Methods 0.000 title claims description 3
238000007731 hot pressing Methods 0.000 claims abstract description 41
238000000034 method Methods 0.000 claims abstract description 21
NVZBIFPUMFLZLM-UHFFFAOYSA-N [Si].[Y] Chemical compound [Si].[Y] NVZBIFPUMFLZLM-UHFFFAOYSA-N 0.000 claims abstract description 4
238000005245 sintering Methods 0.000 claims abstract description 4
238000005121 nitriding Methods 0.000 claims description 15
229910052710 silicon Inorganic materials 0.000 claims description 15
239000010703 silicon Substances 0.000 claims description 15
239000003795 chemical substances by application Substances 0.000 claims description 13
239000000203 mixture Substances 0.000 claims description 13
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
230000000712 assembly Effects 0.000 claims description 10
238000000429 assembly Methods 0.000 claims description 10
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
238000010438 heat treatment Methods 0.000 claims description 10
239000001301 oxygen Substances 0.000 claims description 10
229910052760 oxygen Inorganic materials 0.000 claims description 10
239000000843 powder Substances 0.000 claims description 9
238000001816 cooling Methods 0.000 claims description 8
229910052757 nitrogen Inorganic materials 0.000 claims description 6
RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 claims description 6
238000005056 compaction Methods 0.000 claims description 5
239000012298 atmosphere Substances 0.000 claims description 4
230000000750 progressive effect Effects 0.000 claims description 3
230000001681 protective effect Effects 0.000 claims description 3
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 2
229910052782 aluminium Inorganic materials 0.000 claims 2
239000011248 coating agent Substances 0.000 claims 1
238000000576 coating method Methods 0.000 claims 1
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 16
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 14
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
229910052681 coesite Inorganic materials 0.000 description 7
229910052906 cristobalite Inorganic materials 0.000 description 7
229910002804 graphite Inorganic materials 0.000 description 7
239000010439 graphite Substances 0.000 description 7
239000000377 silicon dioxide Substances 0.000 description 7
235000012239 silicon dioxide Nutrition 0.000 description 7
229910052682 stishovite Inorganic materials 0.000 description 7
229910052905 tridymite Inorganic materials 0.000 description 7
238000003825 pressing Methods 0.000 description 5
BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 4
230000006835 compression Effects 0.000 description 4
238000007906 compression Methods 0.000 description 4
238000003801 milling Methods 0.000 description 4
239000002245 particle Substances 0.000 description 4
239000011863 silicon-based powder Substances 0.000 description 4
230000015572 biosynthetic process Effects 0.000 description 3
238000009826 distribution Methods 0.000 description 3
239000000463 material Substances 0.000 description 3
229910021426 porous silicon Inorganic materials 0.000 description 3
MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
239000000654 additive Substances 0.000 description 2
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
229910000323 aluminium silicate Inorganic materials 0.000 description 2
238000010923 batch production Methods 0.000 description 2
239000000356 contaminant Substances 0.000 description 2
239000013078 crystal Substances 0.000 description 2
230000003247 decreasing effect Effects 0.000 description 2
239000008246 gaseous mixture Substances 0.000 description 2
QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 2
230000003647 oxidation Effects 0.000 description 2
238000007254 oxidation reaction Methods 0.000 description 2
239000000047 product Substances 0.000 description 2
125000006850 spacer group Chemical group 0.000 description 2
229910005091 Si3N Inorganic materials 0.000 description 1
238000007792 addition Methods 0.000 description 1
239000003054 catalyst Substances 0.000 description 1
CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
238000007596 consolidation process Methods 0.000 description 1
238000005520 cutting process Methods 0.000 description 1
238000000280 densification Methods 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000012467 final product Substances 0.000 description 1
239000011888 foil Substances 0.000 description 1
239000011521 glass Substances 0.000 description 1
238000007496 glass forming Methods 0.000 description 1
238000000227 grinding Methods 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
230000006698 induction Effects 0.000 description 1
239000004615 ingredient Substances 0.000 description 1
150000004767 nitrides Chemical class 0.000 description 1
239000012299 nitrogen atmosphere Substances 0.000 description 1
229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
239000002002 slurry Substances 0.000 description 1
229910021654 trace metal Inorganic materials 0.000 description 1

Landscapes

Ceramic Products (AREA)

CA000455793A 1983-07-19 1984-06-04 Obtention d'un article a base de nitrure de silicium anisotrope grace a des produits de preformage de masse specifique plus elevee ayant completement reagi Expired CA1247334A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/525,498 US4508671A (en)	1983-07-19	1983-07-19	Method of making an anisotropic silicon nitride comprising object by use of higher density and fully reacted preforms
US525,498		1990-05-18

Publications (1)

Publication Number	Publication Date
CA1247334A true CA1247334A (fr)	1988-12-28

Family

ID=24093513

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000455793A Expired CA1247334A (fr)	1983-07-19	1984-06-04	Obtention d'un article a base de nitrure de silicium anisotrope grace a des produits de preformage de masse specifique plus elevee ayant completement reagi

Country Status (1)

Country	Link
CA (1)	CA1247334A (fr)

1984
- 1984-06-04 CA CA000455793A patent/CA1247334A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
2005-12-28	MKEX	Expiry