CS276519B6 - Process for preparing potassium silicate solutions - Google Patents

Process for preparing potassium silicate solutions Download PDF

Info

Publication number: CS276519B6
Authority: CS; Czechoslovakia
Prior art keywords: potassium; silica; quartz; temperature; molar ratio
Prior art date: 1989-01-31

Application number

CS90414A

Other languages

Czech (cs)

English (en)

Other versions

CS41490A3 (en

Inventor

Rudolf Dr Novotny

Alfred Dr Hoff

Jost Dr Schurtz

Original Assignee

Henkel Kgaa

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.)

1989-01-31

Filing date

1990-01-29

Publication date

1992-06-17

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6373105&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CS276519(B6) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1990-01-29 Application filed by Henkel Kgaa filed Critical Henkel Kgaa

1992-02-19 Publication of CS41490A3 publication Critical patent/CS41490A3/cs

1992-06-17 Publication of CS276519B6 publication Critical patent/CS276519B6/cs

Links

235000019353 potassium silicate Nutrition 0.000 title claims abstract description 30
239000004111 Potassium silicate Substances 0.000 title claims abstract description 22
NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 title claims abstract description 22
229910052913 potassium silicate Inorganic materials 0.000 title claims abstract description 22
238000004519 manufacturing process Methods 0.000 title claims abstract description 9
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 180
KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims abstract description 72
235000012239 silicon dioxide Nutrition 0.000 claims abstract description 52
239000000377 silicon dioxide Substances 0.000 claims abstract description 48
238000006243 chemical reaction Methods 0.000 claims abstract description 25
239000000243 solution Substances 0.000 claims description 54
238000000034 method Methods 0.000 claims description 41
239000010453 quartz Substances 0.000 claims description 29
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
229910002026 crystalline silica Inorganic materials 0.000 claims description 17
CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 claims description 16
229910001950 potassium oxide Inorganic materials 0.000 claims description 16
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 13
229910052700 potassium Inorganic materials 0.000 claims description 13
239000011591 potassium Substances 0.000 claims description 13
229910052783 alkali metal Inorganic materials 0.000 claims description 7
150000001340 alkali metals Chemical class 0.000 claims description 7
230000003197 catalytic effect Effects 0.000 claims description 7
239000007864 aqueous solution Substances 0.000 claims description 6
229910052751 metal Inorganic materials 0.000 claims description 2
239000002184 metal Substances 0.000 claims description 2
BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 1
235000014564 Platymiscium pinnatum Nutrition 0.000 claims 1
240000002954 Platymiscium pinnatum Species 0.000 claims 1
229910052906 cristobalite Inorganic materials 0.000 abstract description 19
238000010438 heat treatment Methods 0.000 abstract description 4
238000002844 melting Methods 0.000 abstract description 3
230000008018 melting Effects 0.000 abstract description 3
229910052681 coesite Inorganic materials 0.000 abstract 1
230000003750 conditioning effect Effects 0.000 abstract 1
238000010335 hydrothermal treatment Methods 0.000 abstract 1
229920006395 saturated elastomer Polymers 0.000 abstract 1
229910052682 stishovite Inorganic materials 0.000 abstract 1
229910052905 tridymite Inorganic materials 0.000 abstract 1
RLQWHDODQVOVKU-UHFFFAOYSA-N tetrapotassium;silicate Chemical compound [K+].[K+].[K+].[K+].[O-][Si]([O-])([O-])[O-] RLQWHDODQVOVKU-UHFFFAOYSA-N 0.000 description 17
239000004576 sand Substances 0.000 description 15
NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 10
239000007787 solid Substances 0.000 description 8
239000007858 starting material Substances 0.000 description 8
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
150000008044 alkali metal hydroxides Chemical class 0.000 description 6
230000035484 reaction time Effects 0.000 description 6
229910052710 silicon Inorganic materials 0.000 description 6
239000010703 silicon Substances 0.000 description 6
229910052910 alkali metal silicate Inorganic materials 0.000 description 5
238000002474 experimental method Methods 0.000 description 5
239000000463 material Substances 0.000 description 5
238000012986 modification Methods 0.000 description 5
230000004048 modification Effects 0.000 description 5
239000000047 product Substances 0.000 description 5
239000012535 impurity Substances 0.000 description 4
239000011236 particulate material Substances 0.000 description 4
229910004298 SiO 2 Inorganic materials 0.000 description 3
239000004115 Sodium Silicate Substances 0.000 description 3
238000001914 filtration Methods 0.000 description 3
239000007788 liquid Substances 0.000 description 3
MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
239000011541 reaction mixture Substances 0.000 description 3
229910052911 sodium silicate Inorganic materials 0.000 description 3
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
239000002956 ash Substances 0.000 description 2
229910052799 carbon Inorganic materials 0.000 description 2
239000003054 catalyst Substances 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000005516 engineering process Methods 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
239000000203 mixture Substances 0.000 description 2
239000013618 particulate matter Substances 0.000 description 2
BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
239000000376 reactant Substances 0.000 description 2
238000004062 sedimentation Methods 0.000 description 2
235000002918 Fraxinus excelsior Nutrition 0.000 description 1
239000006004 Quartz sand Substances 0.000 description 1
229910000676 Si alloy Inorganic materials 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
239000000853 adhesive Substances 0.000 description 1
230000001070 adhesive effect Effects 0.000 description 1
239000002671 adjuvant Substances 0.000 description 1
238000013019 agitation Methods 0.000 description 1
229910001854 alkali hydroxide Inorganic materials 0.000 description 1
150000001339 alkali metal compounds Chemical class 0.000 description 1
229910045601 alloy Inorganic materials 0.000 description 1
239000000956 alloy Substances 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
239000011230 binding agent Substances 0.000 description 1
238000009835 boiling Methods 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
238000001354 calcination Methods 0.000 description 1
239000003518 caustics Substances 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
238000003181 co-melting Methods 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
239000013058 crude material Substances 0.000 description 1
239000003599 detergent Substances 0.000 description 1
238000007865 diluting Methods 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
238000005265 energy consumption Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
-1 for example Chemical compound 0.000 description 1
239000011521 glass Substances 0.000 description 1
XWHPIFXRKKHEKR-UHFFFAOYSA-N iron silicon Chemical compound [Si].[Fe] XWHPIFXRKKHEKR-UHFFFAOYSA-N 0.000 description 1
238000009533 lab test Methods 0.000 description 1
239000000155 melt Substances 0.000 description 1
150000007522 mineralic acids Chemical class 0.000 description 1
150000007524 organic acids Chemical class 0.000 description 1
235000005985 organic acids Nutrition 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
239000003973 paint Substances 0.000 description 1
239000002245 particle Substances 0.000 description 1
229910000027 potassium carbonate Inorganic materials 0.000 description 1
238000000746 purification Methods 0.000 description 1
238000012552 review Methods 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
238000000926 separation method Methods 0.000 description 1
150000004760 silicates Chemical class 0.000 description 1
RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
239000010959 steel Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
229910052815 sulfur oxide Inorganic materials 0.000 description 1
238000005496 tempering Methods 0.000 description 1
238000012360 testing method Methods 0.000 description 1
238000012546 transfer Methods 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/32—Alkali metal silicates

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Silicates, Zeolites, And Molecular Sieves (AREA)
Silicon Compounds (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

CS90414A 1989-01-31 1990-01-29 Process for preparing potassium silicate solutions CS276519B6 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE3902753A DE3902753A1 (de)	1989-01-31	1989-01-31	Verfahren zur hydrothermalen herstellung von kaliumsilikatloesungen mit hohem si0(pfeil abwaerts)2(pfeil abwaerts):k(pfeil abwaerts)2(pfeil abwaerts)0-molverhaeltnis

Publications (2)

Publication Number	Publication Date
CS41490A3 CS41490A3 (en)	1992-02-19
CS276519B6 true CS276519B6 (en)	1992-06-17

Family

ID=6373105

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CS90414A CS276519B6 (en)	1989-01-31	1990-01-29	Process for preparing potassium silicate solutions

Country Status (28)

Country	Link
US (1)	US5084262A (fr)
EP (2)	EP0456654A1 (fr)
JP (1)	JP2922290B2 (fr)
KR (1)	KR0125622B1 (fr)
CN (1)	CN1024781C (fr)
AT (1)	ATE119135T1 (fr)
AU (1)	AU623477B2 (fr)
BR (1)	BR9007068A (fr)
CA (1)	CA2009038C (fr)
CS (1)	CS276519B6 (fr)
DD (1)	DD291536A5 (fr)
DE (2)	DE3902753A1 (fr)
DK (1)	DK175825B1 (fr)
ES (1)	ES2069610T3 (fr)
FI (1)	FI95121C (fr)
GR (1)	GR3015331T3 (fr)
HU (1)	HU209381B (fr)
IE (1)	IE66833B1 (fr)
MX (1)	MX174184B (fr)
NO (1)	NO303279B1 (fr)
NZ (1)	NZ232271A (fr)
PL (1)	PL163351B1 (fr)
PT (1)	PT93013A (fr)
RO (1)	RO109056B1 (fr)
TR (1)	TR24117A (fr)
WO (1)	WO1990008733A1 (fr)
YU (1)	YU14290A (fr)
ZA (1)	ZA90678B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE500367C2 (sv) *	1989-11-09	1994-06-13	Eka Nobel Ab	Silikasoler och förfarande för framställning av papper
DE3938789A1 (de) *	1989-11-23	1991-05-29	Henkel Kgaa	Verfahren zur hydrothermalen herstellung von kaliumsilikatloesungen
DE3938729A1 (de) *	1989-11-23	1991-05-29	Henkel Kgaa	Verfahren zur hydrothermalen herstellung von natrium-polysilicat
WO1991018834A1 (fr) *	1990-05-31	1991-12-12	Joseph Crosfield & Sons	Silicates
US5234985A (en) *	1992-07-17	1993-08-10	Cheil Industries, Inc.	Transparent resin composition radiating far infrared rays
US5629362A (en) *	1995-05-31	1997-05-13	Heatshield Technologies Inc.	Photon diffusive coating
DE19541000C2 (de) *	1995-11-03	1999-06-10	Babcock Bsh Gmbh	Vorrichtung zum Glätten von durchlaufenden Gipsfaserplatten
EP0889850B1 (fr) *	1997-01-17	2002-06-05	Kao Corporation	Procede d'elaboration d'adjuvants cristallins inorganiques
RU2170213C1 (ru) *	2000-11-09	2001-07-10	Шабанова Надежда Антоновна	Способ получения полисиликатов калия
CN1298678C (zh) *	2003-04-14	2007-02-07	滨州师范专科学校	一种可溶性硅钾肥
US20070117497A1 (en) *	2005-11-22	2007-05-24	Cabot Microelectronics Corporation	Friction reducing aid for CMP
KR101450346B1 (ko) *	2006-03-15	2014-10-14	알이에스씨 인베스트먼츠 엘엘씨	태양 전지 및 다른 용도를 위한 규소 제조 방법
US9890072B2 (en)	2015-04-01	2018-02-13	Owens-Brockway Glass Container Inc.	Glass precursor gel
US10479717B1 (en)	2016-10-03	2019-11-19	Owens-Brockway Glass Container Inc.	Glass foam
US10364176B1 (en)	2016-10-03	2019-07-30	Owens-Brockway Glass Container Inc.	Glass precursor gel and methods to treat with microwave energy
US10427970B1 (en)	2016-10-03	2019-10-01	Owens-Brockway Glass Container Inc.	Glass coatings and methods to deposit same
CN106675118A (zh) *	2016-12-14	2017-05-17	大连洪浰科技有限公司	水性无机调和液及其制备方法
CN110828309A (zh) *	2019-07-03	2020-02-21	杭州电子科技大学	一种二维材料刻蚀氧化硅

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE649739A (fr) *
DE968034C (de) *	1953-09-06	1958-01-09	Hoechst Ag	Verfahren zur Herstellung von festem kristallwasserhaltigem Natriummetasilicat
DE2609831B2 (de) *	1976-03-10	1979-05-23	Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt	Verfahren zur Aufbereitung von Siliciumdioxid enthaltenden Abfallflugstäuben zu Fällungskieselsäuren und Silikaten
GB1518772A (en) *	1977-02-01	1978-07-26	Skamol Skarrehage Molerverk As	Method of producing an aqueous solution of water glass
DE2826432C2 (de) *	1978-06-16	1980-10-16	Henkel Kgaa, 4000 Duesseldorf	Verfahren zur Herstellung von Wasserglas
DE3002857A1 (de) *	1980-01-26	1981-07-30	Henkel KGaA, 4000 Düsseldorf	Verfahren zur hydrothermalen herstellung von natriumsilikatloesungen
DE3121919A1 (de) *	1980-06-24	1982-04-29	Steirische Magnesit-Industrie AG, 1130 Wien	Hydrothermale direktsynthese von alkalisilikaten
JPS57111232A (en) *	1980-12-26	1982-07-10	Doukai Kagaku Kogyo Kk	Production of alkali silicate
FR2541667B2 (fr) *	1982-04-16	1986-07-04	Ugine Kuhlmann	Procede de fabrication de solutions de silicate alcalin dans un reacteur statique
FR2525204A1 (fr) *	1982-04-16	1983-10-21	Ugine Kuhlmann	Procede de fabrication de solutions de silicate alcalin dans un reacteur statique
DE3421158A1 (de) *	1984-06-07	1985-12-12	Henkel KGaA, 4000 Düsseldorf	Verfahren zur hydrothermalen herstellung klarer natriumsilikatloesungen

1989
- 1989-01-31 DE DE3902753A patent/DE3902753A1/de not_active Withdrawn
1990
- 1990-01-12 KR KR1019900702102A patent/KR0125622B1/ko not_active Expired - Fee Related
- 1990-01-15 DD DD90337108A patent/DD291536A5/de not_active IP Right Cessation
- 1990-01-20 CN CN90100288A patent/CN1024781C/zh not_active Expired - Fee Related
- 1990-01-22 HU HU901124A patent/HU209381B/hu not_active IP Right Cessation
- 1990-01-22 DE DE59008554T patent/DE59008554D1/de not_active Expired - Fee Related
- 1990-01-22 BR BR909007068A patent/BR9007068A/pt not_active IP Right Cessation
- 1990-01-22 ES ES90101197T patent/ES2069610T3/es not_active Expired - Lifetime
- 1990-01-22 EP EP90901791A patent/EP0456654A1/fr active Pending
- 1990-01-22 EP EP90101197A patent/EP0380998B1/fr not_active Expired - Lifetime
- 1990-01-22 WO PCT/EP1990/000116 patent/WO1990008733A1/fr not_active Ceased
- 1990-01-22 RO RO148007A patent/RO109056B1/ro unknown
- 1990-01-22 AU AU48481/90A patent/AU623477B2/en not_active Ceased
- 1990-01-22 AT AT90101197T patent/ATE119135T1/de not_active IP Right Cessation
- 1990-01-22 JP JP2502017A patent/JP2922290B2/ja not_active Expired - Fee Related
- 1990-01-24 PL PL90283423A patent/PL163351B1/pl not_active IP Right Cessation
- 1990-01-26 YU YU00142/90A patent/YU14290A/xx unknown
- 1990-01-26 MX MX019282A patent/MX174184B/es unknown
- 1990-01-29 CS CS90414A patent/CS276519B6/cs not_active IP Right Cessation
- 1990-01-29 NZ NZ232271A patent/NZ232271A/xx unknown
- 1990-01-30 ZA ZA90678A patent/ZA90678B/xx unknown
- 1990-01-30 IE IE33390A patent/IE66833B1/en not_active IP Right Cessation
- 1990-01-30 TR TR90/0142A patent/TR24117A/xx unknown
- 1990-01-30 PT PT93013A patent/PT93013A/pt not_active Application Discontinuation
- 1990-01-31 CA CA002009038A patent/CA2009038C/fr not_active Expired - Fee Related
- 1990-01-31 US US07/473,263 patent/US5084262A/en not_active Expired - Lifetime
1991
- 1991-07-29 NO NO912949A patent/NO303279B1/no unknown
- 1991-07-30 FI FI913628A patent/FI95121C/fi active
- 1991-07-30 DK DK199101414A patent/DK175825B1/da not_active IP Right Cessation
1995
- 1995-03-08 GR GR950400510T patent/GR3015331T3/el unknown

Also Published As

Publication number	Publication date
IE900333L (en)	1990-07-31
AU623477B2 (en)	1992-05-14
HUT57674A (en)	1991-12-30
IE66833B1 (en)	1996-02-07
DD291536A5 (de)	1991-07-04
US5084262A (en)	1992-01-28
GR3015331T3 (en)	1995-06-30
CA2009038C (fr)	2000-02-22
CN1044633A (zh)	1990-08-15
NO303279B1 (no)	1998-06-22
HU901124D0 (en)	1991-11-28
JP2922290B2 (ja)	1999-07-19
ZA90678B (en)	1990-10-31
PT93013A (pt)	1990-07-31
NO912949L (no)	1991-07-29
DK141491D0 (da)	1991-07-30
BR9007068A (pt)	1991-10-08
FI95121B (fi)	1995-09-15
EP0456654A1 (fr)	1991-11-21
YU14290A (en)	1991-08-31
EP0380998B1 (fr)	1995-03-01
CS41490A3 (en)	1992-02-19
WO1990008733A1 (fr)	1990-08-09
KR0125622B1 (ko)	1998-04-11
CN1024781C (zh)	1994-06-01
NO912949D0 (no)	1991-07-29
HU209381B (en)	1994-05-30
FI95121C (fi)	1995-12-27
DK141491A (da)	1991-07-30
ATE119135T1 (de)	1995-03-15
FI913628A0 (fi)	1991-07-30
RO109056B1 (ro)	1994-11-30
JPH04503048A (ja)	1992-06-04
DK175825B1 (da)	2005-03-14
DE59008554D1 (de)	1995-04-06
EP0380998A1 (fr)	1990-08-08
DE3902753A1 (de)	1990-08-02
TR24117A (tr)	1991-05-01
CA2009038A1 (fr)	1990-07-31
NZ232271A (en)	1991-02-26
PL163351B1 (pl)	1994-03-31
MX174184B (es)	1994-04-27
AU4848190A (en)	1990-08-24
KR910700201A (ko)	1991-03-14
ES2069610T3 (es)	1995-05-16

Legal Events

Date	Code	Title	Description
2000-06-30	IF00	In force as of 2000-06-30 in czech republic
2008-09-03	MM4A	Patent lapsed due to non-payment of fee	Effective date: 20080129

Publication	Publication Date	Title
KR0143978B1 (ko)	1998-07-15	규산 칼륨 용액의 열수 제조방법
CS276519B6 (en)	1992-06-17	Process for preparing potassium silicate solutions
US5000933A (en)	1991-03-19	Process for hydrothermal production of sodium silicate solutions
US5215732A (en)	1993-06-01	Method for producing alkali metal silicates by heating cristobalite or tempered quartz sand with naoh or koh under atmospheric pressure
US5238668A (en)	1993-08-24	Process for production of potassium silicate solutions by the addition of tempered quartz to hydrothermally reacted quartz and koh, and hydrothermal reaction thereof
DE4019789A1 (de)	1992-01-02	Verfahren zur herstellung von natriumsilikatloesungen
CS276432B6 (en)	1992-05-13	Process for preparing sodium silicate solutions
AU628933B2 (en)	1992-09-24	Hydrothermal process for preparing sodium silicate solutions with a high si02:na2o molar ratio
CN101296865A (zh)	2008-10-29	用于从金伯利岩尾矿制备硅酸钠的方法
JPH0516372B2 (fr)	1993-03-04
KR930002231B1 (ko)	1993-03-27	열수 물유리의 제조방법