DE69127807D1 - Process for the production of a high-purity aqueous silica brine - Google Patents

Process for the production of a high-purity aqueous silica brine

Info

Publication number
DE69127807D1
DE69127807D1 DE69127807T DE69127807T DE69127807D1 DE 69127807 D1 DE69127807 D1 DE 69127807D1 DE 69127807 T DE69127807 T DE 69127807T DE 69127807 T DE69127807 T DE 69127807T DE 69127807 D1 DE69127807 D1 DE 69127807D1
Authority
DE
Germany
Prior art keywords
production
aqueous silica
purity aqueous
silica brine
brine
Prior art date
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 - Fee Related
Application number
DE69127807T
Other languages
German (de)
Other versions
DE69127807T2 (en
Inventor
Yoshitane Watanabe
Hiromi Suzuki
Mikio Ando
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.)
Nissan Chemical Corp
Original Assignee
Nissan Chemical Corp
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 Nissan Chemical Corp filed Critical Nissan Chemical Corp
Priority claimed from EP91104528A external-priority patent/EP0504467B1/en
Application granted granted Critical
Publication of DE69127807D1 publication Critical patent/DE69127807D1/en
Publication of DE69127807T2 publication Critical patent/DE69127807T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

DE1991627807 1991-03-22 1991-03-22 Process for the production of a high-purity aqueous silica brine Expired - Fee Related DE69127807T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP91104528A EP0504467B1 (en) 1990-02-22 1991-03-22 Method of preparing high-purity aqueous silica sol

Publications (2)

Publication Number Publication Date
DE69127807D1 true DE69127807D1 (en) 1997-11-06
DE69127807T2 DE69127807T2 (en) 1998-02-26

Family

ID=8206562

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1991627807 Expired - Fee Related DE69127807T2 (en) 1991-03-22 1991-03-22 Process for the production of a high-purity aqueous silica brine

Country Status (1)

Country Link
DE (1) DE69127807T2 (en)

Also Published As

Publication number Publication date
DE69127807T2 (en) 1998-02-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee