DK27684A - Fremgangsmaade til fremstilling af en vandig silicagel - Google Patents

Fremgangsmaade til fremstilling af en vandig silicagel Download PDF

Info

Publication number: DK27684A
Authority: DK; Denmark
Prior art keywords: aqueous; weight; silica gel; gel; hydrogel
Prior art date: 1978-05-24

Application number

DK27684A

Other languages

English (en)

Other versions

DK27684D0 (da

DK164737C (da

DK164737B (da

Inventor

Robert Borden Ii Dewolf

Rimantas Glemza

Original Assignee

Grace W R & Co

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.)

1978-05-24

Filing date

1984-01-20

Publication date

1984-01-20

1978-05-24 Priority claimed from US05/909,149 external-priority patent/US4303641A/en

1984-01-20 Application filed by Grace W R & Co filed Critical Grace W R & Co

1984-01-20 Publication of DK27684D0 publication Critical patent/DK27684D0/da

1984-01-20 Publication of DK27684A publication Critical patent/DK27684A/da

1992-08-10 Publication of DK164737B publication Critical patent/DK164737B/da

1992-12-28 Application granted granted Critical

1992-12-28 Publication of DK164737C publication Critical patent/DK164737C/da

Links

VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract 7
239000000741 silica gel Substances 0.000 title abstract 3
229910002027 silica gel Inorganic materials 0.000 title abstract 3
239000003795 chemical substances by application Substances 0.000 abstract 3
239000000017 hydrogel Substances 0.000 abstract 3
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
239000000499 gel Substances 0.000 abstract 2
239000000377 silicon dioxide Substances 0.000 abstract 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
239000002253 acid Substances 0.000 abstract 1
150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
229910021529 ammonia Inorganic materials 0.000 abstract 1
239000007900 aqueous suspension Substances 0.000 abstract 1
239000007788 liquid Substances 0.000 abstract 1
239000002245 particle Substances 0.000 abstract 1
238000005498 polishing Methods 0.000 abstract 1

Landscapes

Silicon Compounds (AREA)

DK027684A 1978-05-24 1984-01-20 Fremgangsmaade til fremstilling af en vandig silicagel DK164737C (da)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US05/909,149 US4303641A (en)	1978-05-24	1978-05-24	Hydrous silica gel containing dentifrice
US90914978		1978-05-24
DK212879		1979-05-23
DK212879A DK156294C (da)	1978-05-24	1979-05-23	Tandplejemiddel indeholdende vandig silicagel og fremgangsmaade til dets fremstilling

Publications (4)

Publication Number	Publication Date
DK27684D0 DK27684D0 (da)	1984-01-20
DK27684A true DK27684A (da)	1984-01-20
DK164737B DK164737B (da)	1992-08-10
DK164737C DK164737C (da)	1992-12-28

Family

ID=26066374

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK027684A DK164737C (da)	1978-05-24	1984-01-20	Fremgangsmaade til fremstilling af en vandig silicagel

Country Status (1)

Country	Link
DK (1)	DK164737C (da)

1984
- 1984-01-20 DK DK027684A patent/DK164737C/da not_active IP Right Cessation

Also Published As

Publication number	Publication date
DK27684D0 (da)	1984-01-20
DK164737C (da)	1992-12-28
DK164737B (da)	1992-08-10

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Legal Events

Date	Code	Title	Description
1994-01-24	PBP	Patent lapsed