PL156554B1 - Sposób wytwarzania kompozytu PL PL PL PL PL PL PL PL - Google Patents

Sposób wytwarzania kompozytu PL PL PL PL PL PL PL PL

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Publication number
PL156554B1
PL156554B1 PL1987267690A PL26769087A PL156554B1 PL 156554 B1 PL156554 B1 PL 156554B1 PL 1987267690 A PL1987267690 A PL 1987267690A PL 26769087 A PL26769087 A PL 26769087A PL 156554 B1 PL156554 B1 PL 156554B1
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PL
Poland
Prior art keywords
metal
filler
molten
oxidation reaction
oxidant
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PL1987267690A
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English (en)
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PL267690A1 (en
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Publication of PL267690A1 publication Critical patent/PL267690A1/xx
Publication of PL156554B1 publication Critical patent/PL156554B1/pl

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  • Compositions Of Macromolecular Compounds (AREA)

Abstract

1. Sposób w ytw arzania kom pozytu zaw ierajacego m aterial polikrystaliczny, otrzym any przez reakcje utleniania roztopionego m etalu m acierzystego utleniaczem w fazie p ary , zna- mienny tym, ze ogrzew a sie m etal m acierzysty w atm osferze utleniajacej przy tem peraturze powyzej jego tem p eratu ry to p n ien ia a uzyskany ro zto p io n y m etal styka sie z przepuszczalnym w ypelniaczem , posiadajacym p o ry m iedzyczastkow e, nastepnie utrzym uje sie te tem p eratu re przez czas w ystarczajacy, by um ozliwic infiltracje w ypelniacza ro ztopionym m etalem i reakcje u tlen ian ia tego m etalu z utleniaczem w fazie pary w w aru n k ach , k tó re steru ja odpow iednio predkoscia infiltracji m etalu i reakcji utleniania, tak ze reakcja utleniania odbyw a sie pom iedzy ro ztopionym m etalem m acierzystym a utleniaczem w przynajm niej czesci objetosci poró w m iedzyczastkow ych w infiltrow anej m asie w ypelniacza, tak ze p ro d u k t reakcji utleniania, ew en- tualnie z nieutleniona czescia m etalu m acierzystego tw orzy osnow e obejm ujaca czastki wypelniacza. PL PL PL PL PL PL PL PL

Description

RZECZPOSPOLITA
POLSKA
Urząd Patentowy Rzeczypospolitej Polskiej @ OPIS PATENTOWY® PL © 156554 © Bl (23) Numer zgłoszenia: 267690 (£9 IntCl5:
C04B 35/10
C04B 35/56 (£2/ Data zgłoszenia: W·09·1987
CZYUUU
-——-8-U-fl—
Sposób wytwarzania kompozytu
Pierwszeństwo:
16.09.1986,US,907927
Zgłoszenie ogłoszono:
21.07.1988 BUP 15/88
O udzieleniu patentu ogłoszono: 31.03.1992 WUP 03/92
Uprawniony z patentu:
Lanxide Technology Company, LP, Newark, US
Pełnomocnik:
PATPOL Spółka z 0.0., Warszawa, PL
156554 Bl
57) 1. Sposób wytwarzania kompozytu zawierającego materiał polikrystaliczny, otrzymany przez reakcję utleniania roztopionego metalu macierzystego utleniaczem w fazie pary, znamienny tym, że ogrzewa się metal macierzysty w atmosferze utleniającej przy temperaturze powyżej jego temperatury topnienia a uzyskany - roztopiony metal styka się z przepuszczalnym wypełniaczem, posiadającym pory międzycząstkowe, następnie utrzymuje się tę temperaturę przez czas wystarczający, by umożliwić infiltrację wypełniacza roztopionym metalem i reakcję utleniania tego metalu z utleniaczem w fazie pary w warunkach, które sterują odpowiednio prędkością infiltracji metalu i reakcji utleniania, tak że reakcja utleniania odbywa się pomiędzy roztopionym metalem macierzystym a utleniaczem w przynajmniej części objętości porów międzycząstkowych w infiltrowanej masie wypełniacza, tak że produkt reakcji utleniania, ewentualnie z nieutlenioną częścią metalu macierzystego tworzy osnowę obejmującą cząstki wypełniacza.
o.
SPOSÓB '.STWARZA HTA KOMPOZYTU

Claims (3)

  1. Zastrzeżenia patentowe
    1. Sposób w+w rza ma zawiera jącego mterj^tił polikrystaliczny, otrzymany przez reakcję utleniania roztopionego meealu mcierzystego utleniaczem w fazie pary, znamienny tym, że ogrzewa się metal raccerzysty w atmosferze utleniającej przy temperaturze powyżej jego temperatury topnienia a uzyskany roztopiony metal styka się z przepuszczalnym wypełniaczem, posiada .jącym pory międzycząstkowe, następnie utrzymuje się tą temperaturę przez czas wystarczający, by umożliwić infiltrację wypełniacza roztopionym metalem i reakcję utleniania tego metalu z utleniaczem w fazie pary w trunkach, które sterują odpowiednio prędkością infiltracji metalu i reakcji utleniania, tak le reakcja utleniania odbywa się pomiędzy roztopomym metalem mcltrzcstym. a utlemazemm w przynajmniej części objętości porów .mlędzccząstkowych w inf litowane j msi.e wypełniacza, tak le produkt reakcji utleniania, eoenlιuίllle z nie^lenioną częścią meealu mcierzystego tworzy osnowę obejmującą cząstki wypalacza.
  2. 2. Sposób według zastrz. 1, znamienny tym, ze wpełniacz posiada pory wewnnąrzcząstkowe, a w^^rzanie produktu reakcji utleniania metalu mlierzystegi odbywa się zarówno w porach międzycząstkowych, jak i w porach wewn^rzcząstkowych inflltrowanej masy.
  3. 3. Sposób według zastrz. 2, znamienny i y m, le całkowita porowatość cząs- tek wPθtmaczr wnosi 20-80%. 4. Sposób według zastrz. 3, znam, ienny t y m, le porowtość w™35! około 50%. 5. Sposób według zastrz. 1 albo 2, z n a m i e i n y tym, le wypełniacz złolo- ny jest z ubitego złoZa niespojonych cząstek. 6. Sposób według zastrz. 1 albo 2, z n a m i e n n y t y m, le wyp^nj-acz stanpwi wstępną formę spojonych cząstek. 7. Sposób w&lług zastrz. 6, znamienny i y ra. le wyyełniacz ma strukturę gąbczastą. 8. Sposób według zastrz. 5, znamienny t y m, le niespoj^e cząstki mają postać wlsktróo, prętów lub płytek. 9. Sposób według zastrz. 1 albo 2, znamię η n y tym, le podczas mfiltra- cji wypełniacza roztop^nym metalem i utleniania tego meealu mcierzystego przykłada się ciśnienie hydrostatyczne w celu sterowania prędkością infiltracji.
    10. Sposób według, zastrz. 9, znamienny tym, le ciśnienie hydrostatyczne zwiększa się przez przyłożenie ciśnienia gazu na roztopiony metal w celu zwiększenia prędkości infiltracji.
    11. Sposób według zastrz. 9, znamienny tym, le ciśnienie zwększa się przez słup roztopionego meealu mcierzystego w pionioej rurze połączonej z roztop^nym meta emrn TOCierzystym, przy czym Mt^J. w tej rurze ma powierzchnię usytuowaną wyżej nil powierzchna roztopionego meealu maierzystego.
    12. Sposób według zastrz. 9, znamienny tym, ze ciśnienie hydrostatyczne zmniejsza mię poniżej 1 at w celu zmniejszenia prędkości infiltracji.
    13. Sposób według zastrz. 3, znamienny tym, le zmnieJSztnie prędkości infiltracji wwoiujt się przez umieszczenie roztopionegi meealu manerzystego ponilej wypełniacza w styku z nim, tak le siły grawitacyjne działają prztc-Lostaonlt do siły włoskowa tości.
    14. Sposób według zastrz. 1 albo 2, znamienny tym, le ciśnienie cząstkowe utleniacza w fazie pary zmnejsza się do 0,1 - 1 at.
    156 554
    15. Sposób /edług zastrz. 11, znamienny tyra, ze znrif^,jszone ciśnienie czą stkowe uzysKuje się przez rozcieńczenie utleniacza obojętnym gazem.
    16. Sposób według zastrz. 15, znamienny tym, że jako gaz obojętny stosuje się argon.
    17. Sposób weelług zastrz. 14, znamienny tym, że zmniejszone ciśnienie cząstKowe otrzymuje się przez przeprowadzanie procesu w szczelnej komorze, w której utleniacz jest zużywany podczas reakcji utleniania przez wytwarzane stałego produktu reakcji i doprowadza się utleniacz ze sterowaną prędkością do tej szczelnej komory.
    18. Sposób według zastrz. 1 albo 2, znamienny tym, że ciśnienie cząstkowe utleniacza w fazie pary zwiększa się przez przeprowadzanie procesu w naczyniu ciśnuniwwym wyposażonym w środti uramóż 1^1^1=1 jące zwiększenie ciśnienia do 1 - 2 at.
    19. Sposób według zastrz. i albo 2, znamienny tym, że w streię reakcji utleniania wpro^dza się domieszkę aby wspoiragać reakcję.
    20. Sposob według zastrz. 19, znamienny tym, że stosuje się domieszkę stopową z metalem rracierzystym.
    21. Sposoo według zastrz. 19, znamienny tym, że jako domieszkę stosuje się powłokę na powierzchni metalu macierzystego i umieszcza s±ę ją pomiędzy tą powierzchnią a wypełniaczem.
    22. Sposób według zastrz. 19, znamienny tym, że stosuje się domieszkę w postaci cząstkowej zmieszaną z wrpełniaczem.
    23. Sposob według zastrz. 19, znamienny tym, że stosuje się domieszkę zawieszone, w ozy.irnKU wodnym ruo w ciekłym czynniku organicznym i zawiesinę taką nakłada się jako powłokę powierzchniową na cząstki w/yjełniacza.
    24. Sposób według zastrz. 1 albo 2, znamienny tym, że utleniaceem w fazie pary jest czynnik azotujący, a kompuz/i. zawiera azotek metalu mace^^tego.
    25. Sposób w«iług zastrz. 24, znamienny tym, że jako metal maierzysty stosuje się metal wybrany spośród Krzemu, aluminium i tytanu.
    26. Sposób według zastrz. 24, znamienny tym, że jako czynnik azotujący stosuje się gazowy azot o wysokiej czystości lub jego reagujący związek.
    27. Sposób w«iług zastrz. 24, znamienny tym, ze pized azotowaniem fazą pary wypł^acz traktuje się gazowym azotem, wodorem lub obojętnym gazem w celu usunięcia obudowanego na powierzchni tlenu i/lub wilgoci.
    28. Sposób według zastrz. 27, zna i e n n y t y Έ, że obróbkę azotem przep^- wadza się przy temperaturze i55°° - 1800' przez 1 - 5 h. 29. Sposób według zastrz. 27, zna m i e i n y t y m, że jako w,łoełllacz stosuje się azotek krzemu, aluminium lub tytanu. 30. Sposób według zastrz. 24, zna m i e n n y t y m, ze jako wypłoiacz stosuje się azotek krzemu lub azotek aluminium wytarzany przez azotowanie fazą pary porowatego kΓzerarwegr lub aluminoowego metalu prekursora.
    31. Sposób według zastrz, 24, znamienny tym, że jako metal mcierzysty stosuje się krzem, jako domieszki stosuje się miedź lub zelazo.
    32. Sposób według zastrz. 29, znamienny tym, że jako metal maierzysty stosuje się r]^ι^el^l^e, a jako domieszkę stosuje się mgnez.
    33. Sposób według zastrz. 1 albo 2, znamienny tym, ze część metalu racierzystego utlenia się i wpro^dza dodatki stopowe do nieutlenionej części meealu maierzystego aby spowodować żądane zmiany jego właściwości.
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Families Citing this family (10)

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Publication number Priority date Publication date Assignee Title
US5162273A (en) * 1986-05-08 1992-11-10 Lanxide Technology Company, Lp Shaped ceramic composites and methods of making the same
US5340655A (en) * 1986-05-08 1994-08-23 Lanxide Technology Company, Lp Method of making shaped ceramic composites with the use of a barrier and articles produced thereby
US4828008A (en) * 1987-05-13 1989-05-09 Lanxide Technology Company, Lp Metal matrix composites
US4956319A (en) * 1987-11-03 1990-09-11 Lanxide Technology Company, Lp Compliant layer
CA2081557A1 (en) * 1990-05-09 1991-11-10 Kurt Joseph Becker Production methods for metal matrix composites
US6103651A (en) * 1996-02-07 2000-08-15 North American Refractories Company High density ceramic metal composite exhibiting improved mechanical properties
DE102006010289B4 (de) * 2006-03-02 2010-07-01 Deutsches Zentrum für Luft- und Raumfahrt e.V. Spaltung von Schwefelsäure
TWI632705B (zh) * 2013-12-03 2018-08-11 皇家飛利浦有限公司 製造陶瓷透光屏障單元的方法、屏障單元、光源及照明器
RU2663146C1 (ru) * 2017-09-19 2018-08-01 Федеральное государственное бюджетное учреждение науки Институт физики твердого тела Российской академии наук (ИФТТ РАН) Материал шпонки для высокотемпературных применений
US11884597B2 (en) * 2022-06-28 2024-01-30 General Electric Company Methods for joining ceramic components to form unitary ceramic components

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2741822A (en) * 1951-01-29 1956-04-17 Carborundum Co Preparation of refractory products
US2792214A (en) * 1953-11-12 1957-05-14 United States Steel Corp Furnace lining
US3255027A (en) * 1962-09-07 1966-06-07 Du Pont Refractory product and process
US3298842A (en) * 1963-03-22 1967-01-17 Du Pont Process for preparing hollow refractory particles
US3296002A (en) * 1963-07-11 1967-01-03 Du Pont Refractory shapes
US3419404A (en) * 1964-06-26 1968-12-31 Minnesota Mining & Mfg Partially nitrided aluminum refractory material
US3473987A (en) * 1965-07-13 1969-10-21 Du Pont Method of making thin-walled refractory structures
DE1567844A1 (de) * 1965-08-13 1970-10-22 Tokyo Shibaura Electric Co Methode zur Herstellung einer gesinterten Masse von Aluminium-Nitrid
US3421863A (en) * 1966-03-04 1969-01-14 Texas Instruments Inc Cermet material and method of making same
US3437468A (en) * 1966-05-06 1969-04-08 Du Pont Alumina-spinel composite material
US3789096A (en) * 1967-06-01 1974-01-29 Kaman Sciences Corp Method of impregnating porous refractory bodies with inorganic chromium compound
US3473938A (en) * 1968-04-05 1969-10-21 Du Pont Process for making high strength refractory structures
US3864154A (en) * 1972-11-09 1975-02-04 Us Army Ceramic-metal systems by infiltration
US3973977A (en) * 1973-11-01 1976-08-10 Corning Glass Works Making spinel and aluminum-base metal cermet
JPS5217837A (en) * 1975-07-31 1977-02-10 Sumitomo Electric Ind Ltd Path for transmitting leakage light
GB1595280A (en) * 1978-05-26 1981-08-12 Hepworth & Grandage Ltd Composite materials and methods for their production
US4600481A (en) * 1982-12-30 1986-07-15 Eltech Systems Corporation Aluminum production cell components
EP0116809B1 (en) * 1983-02-16 1990-05-02 MOLTECH Invent S.A. Cermets and their manufacture
NZ211405A (en) * 1984-03-16 1988-03-30 Lanxide Corp Producing ceramic structures by oxidising liquid phase parent metal with vapour phase oxidising environment; certain structures
NZ212704A (en) * 1984-07-20 1989-01-06 Lanxide Corp Producing self-supporting ceramic structure
US4851375A (en) * 1985-02-04 1989-07-25 Lanxide Technology Company, Lp Methods of making composite ceramic articles having embedded filler
JPS6283378A (ja) * 1985-10-07 1987-04-16 トヨタ自動車株式会社 強化された窒化ケイ素焼結体の製造方法

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CS275617B6 (en) 1992-03-18
BR8704766A (pt) 1988-05-03
JPS6379770A (ja) 1988-04-09
PL267690A1 (en) 1988-07-21
NZ221750A (en) 1990-08-28
SU1830057A3 (ru) 1993-07-23
FI873883L (fi) 1988-03-17
IL83858A0 (en) 1988-02-29
IE60943B1 (en) 1994-09-07
ZA876903B (en) 1988-09-28
ATE81647T1 (de) 1992-11-15
FI873883A0 (fi) 1987-09-08
US4824625A (en) 1989-04-25
KR950008595B1 (ko) 1995-08-03
AU600973B2 (en) 1990-08-30
DK481287A (da) 1988-03-17
HU204244B (en) 1991-12-30
DE3782304D1 (de) 1992-11-26
NO873827L (no) 1988-03-17
NO873827D0 (no) 1987-09-14
FI873883A7 (fi) 1989-06-08
AU7834187A (en) 1988-03-24
DE3782304T2 (de) 1993-03-25
PT85704A (en) 1987-10-01
YU46715B (sh) 1994-04-05
JP2612577B2 (ja) 1997-05-21
BG47031A3 (en) 1990-04-16
EP0261055A3 (en) 1990-02-07
PT85704B (pt) 1990-08-31
YU172387A (en) 1989-06-30
IE872480L (en) 1988-03-16
IL83858A (en) 1991-08-16
EP0261055B1 (en) 1992-10-21
EP0261055A2 (en) 1988-03-23
DK169917B1 (da) 1995-04-03
DK481287D0 (da) 1987-09-15
IN168487B (pl) 1991-04-13
PH25259A (en) 1991-03-27
CN1036191C (zh) 1997-10-22
KR880003857A (ko) 1988-05-30
MX165196B (es) 1992-10-30
TR23693A (tr) 1990-06-15
HUT46630A (en) 1988-11-28
CA1307386C (en) 1992-09-15

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