FI891207A - FOERFARANDE FOER FRAMSTAELLNING AV KISELHALOGENID. - Google Patents

FOERFARANDE FOER FRAMSTAELLNING AV KISELHALOGENID. Download PDF

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Publication number
FI891207A
FI891207A FI891207A FI891207A FI891207A FI 891207 A FI891207 A FI 891207A FI 891207 A FI891207 A FI 891207A FI 891207 A FI891207 A FI 891207A FI 891207 A FI891207 A FI 891207A
Authority
FI
Finland
Prior art keywords
kiselhalogenid
foerfarande foer
foer framstaellning
silicon
reducing
Prior art date
Application number
FI891207A
Other languages
Finnish (fi)
Other versions
FI891207A0 (en
FI82232B (en
FI82232C (en
Inventor
Vesa-Pekka Judin
Aarno Haeyhae
Pertti Koukkari
Original Assignee
Kemira Oy
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 Kemira Oy filed Critical Kemira Oy
Priority to FI891207A priority Critical patent/FI82232C/en
Publication of FI891207A0 publication Critical patent/FI891207A0/en
Publication of FI891207A publication Critical patent/FI891207A/en
Publication of FI82232B publication Critical patent/FI82232B/en
Application granted granted Critical
Publication of FI82232C publication Critical patent/FI82232C/en

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Abstract

Silicon difluoride has been prepared by reducing silicon tetrafluoride in a plasma flame in an argon atmosphere. Instead of conventional reducing agents, finely divided silicon has now been used as the reducing agent. <IMAGE>
FI891207A 1989-03-14 1989-03-14 FOERFARANDE FOER FRAMSTAELLNING AV KISELHALOGENID. FI82232C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI891207A FI82232C (en) 1989-03-14 1989-03-14 FOERFARANDE FOER FRAMSTAELLNING AV KISELHALOGENID.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI891207 1989-03-14
FI891207A FI82232C (en) 1989-03-14 1989-03-14 FOERFARANDE FOER FRAMSTAELLNING AV KISELHALOGENID.

Publications (4)

Publication Number Publication Date
FI891207A0 FI891207A0 (en) 1989-03-14
FI891207A true FI891207A (en) 1990-09-15
FI82232B FI82232B (en) 1990-10-31
FI82232C FI82232C (en) 1991-02-11

Family

ID=8528051

Family Applications (1)

Application Number Title Priority Date Filing Date
FI891207A FI82232C (en) 1989-03-14 1989-03-14 FOERFARANDE FOER FRAMSTAELLNING AV KISELHALOGENID.

Country Status (1)

Country Link
FI (1) FI82232C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010025948A1 (en) 2010-07-02 2012-01-05 Spawnt Private S.À.R.L. Medium chain polysilanes and process for their preparation

Also Published As

Publication number Publication date
FI891207A0 (en) 1989-03-14
FI82232B (en) 1990-10-31
FI82232C (en) 1991-02-11

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: KEMIRA OY