UA8682A1 - Process for preparation of silicon nitride with predominant content of alpha-phase - Google Patents

Process for preparation of silicon nitride with predominant content of alpha-phase

Info

Publication number
UA8682A1
UA8682A1 UA4474161A UA4474161A UA8682A1 UA 8682 A1 UA8682 A1 UA 8682A1 UA 4474161 A UA4474161 A UA 4474161A UA 4474161 A UA4474161 A UA 4474161A UA 8682 A1 UA8682 A1 UA 8682A1
Authority
UA
Ukraine
Prior art keywords
silicon nitride
alpha
preparation
phase
predominant content
Prior art date
Application number
UA4474161A
Other languages
Russian (ru)
Ukrainian (uk)
Inventor
Тетяна Яківна Косолапова
Татьяна Яковна Косолапова
Леонід Леонідович Сухих
Леонид Леонидович Сухих
Леонід Михайлович Авербух
Леонид Михайлович Авербух
Михайло Шикович Окунєв
Михаил Шикович Окунев
Тамара Сергіївна Бартницька
Тамара Сергеевна Бартницкая
Світлана Hикифорівна Мацегора
Сергій Олексійович Фірстов
Сергей Алексеевич Фирстов
Original Assignee
Інститут Проблем Матеріалознавства Ім. І.М. Францевича Ан України
Институт проблем материаловедения им. И.М. Францевича АН Украины
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.)
Filing date
Publication date
Application filed by Інститут Проблем Матеріалознавства Ім. І.М. Францевича Ан України, Институт проблем материаловедения им. И.М. Францевича АН Украины filed Critical Інститут Проблем Матеріалознавства Ім. І.М. Францевича Ан України
Priority to UA4474161A priority Critical patent/UA8682A1/en
Publication of UA8682A1 publication Critical patent/UA8682A1/en

Links

Landscapes

  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

The process comprises a nitration of silicon by nitrogen at high temperatures. With the purpose of increasing of yield of silicon nitride, before the nitration silicon is treated by a liquid nitrogen or hydrogen.
UA4474161A 1988-08-15 1988-08-15 Process for preparation of silicon nitride with predominant content of alpha-phase UA8682A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
UA4474161A UA8682A1 (en) 1988-08-15 1988-08-15 Process for preparation of silicon nitride with predominant content of alpha-phase

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
UA4474161A UA8682A1 (en) 1988-08-15 1988-08-15 Process for preparation of silicon nitride with predominant content of alpha-phase

Publications (1)

Publication Number Publication Date
UA8682A1 true UA8682A1 (en) 1996-09-30

Family

ID=74594184

Family Applications (1)

Application Number Title Priority Date Filing Date
UA4474161A UA8682A1 (en) 1988-08-15 1988-08-15 Process for preparation of silicon nitride with predominant content of alpha-phase

Country Status (1)

Country Link
UA (1) UA8682A1 (en)

Similar Documents

Publication Publication Date Title
NO942415L (en) Process for the preparation of treatment of acid gas and hydrocarbon liquid streams
ZA897579B (en) Process for the synthesis of polymers based on boron and nitrogen
AU620518B2 (en) Process for the preparation of a, w -diamines
DE3471292D1 (en) A process for the production of silicon nitride
CS312189A2 (en) Method of silicon nitride production with high alpha-phase content
IL81786A0 (en) Process for preparing iminodiacetonitrile
UA8682A1 (en) Process for preparation of silicon nitride with predominant content of alpha-phase
EP0264744A3 (en) Process for the preparation of 4,4'-diaminodiphenylmethane and its derivatives.
GB8709648D0 (en) Chemical process
EP0240869A3 (en) Process for the preparation of silicon nitride
IL82937A0 (en) Pyrrolinylacetamide,processes for the preparation thereof and the use thereof
AU596688B2 (en) Process for the production of low carbon silicon
JPS6437028A (en) Manufacture of semiconductor element
JPS527487A (en) Preparation of high-purity maltose
DE3660188D1 (en) Process for the preparation of methyl n-methylanthranilate
EP0237860A3 (en) Process for the preparation of low carbon content silicon nitride
ES2047983T3 (en) NITRURATED SILICA.
ES458767A1 (en) Purification of methylenedianilines
JPS5326663A (en) Manu facture of semiconductor device
EP0294921A3 (en) Thiapyrylium dyes useful as anti-cancer agents
JPS6414199A (en) Production of high purity beta-form silicon nitride whisker
DE3060595D1 (en) Process for preparing 4-amino-5-chloro-1-phenylpyridazone-(6)
IL82503A0 (en) Process for the promination of biphenols
IL66693A0 (en) Preparation of tetramethyloxirane
UA18649A (en) Device for flat wave conductor growing on the basis of a2b6 compounds