IT1169863B - Procedimento per l'ottenimento di triidrossido di alluminio di diametro medio regolato a richiesta nell'intervallo do 2 a 100 micron - Google Patents
Procedimento per l'ottenimento di triidrossido di alluminio di diametro medio regolato a richiesta nell'intervallo do 2 a 100 micronInfo
- Publication number
- IT1169863B IT1169863B IT23384/83A IT2338483A IT1169863B IT 1169863 B IT1169863 B IT 1169863B IT 23384/83 A IT23384/83 A IT 23384/83A IT 2338483 A IT2338483 A IT 2338483A IT 1169863 B IT1169863 B IT 1169863B
- Authority
- IT
- Italy
- Prior art keywords
- micron
- regulated
- request
- interval
- procedure
- Prior art date
Links
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 title 1
- 230000001105 regulatory effect Effects 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
- C01F7/144—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
- A61K8/26—Aluminium; Compounds thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q11/00—Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/12—Surface area
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Birds (AREA)
- Epidemiology (AREA)
- Geology (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8217954A FR2534898B1 (fr) | 1982-10-20 | 1982-10-20 | Procede d'obtention de trihydroxyde d'aluminium de diametre median regle a la demande dans l'intervalle de 2 a 100 microns |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8323384A0 IT8323384A0 (it) | 1983-10-20 |
IT1169863B true IT1169863B (it) | 1987-06-03 |
Family
ID=9278624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23384/83A IT1169863B (it) | 1982-10-20 | 1983-10-20 | Procedimento per l'ottenimento di triidrossido di alluminio di diametro medio regolato a richiesta nell'intervallo do 2 a 100 micron |
Country Status (24)
Country | Link |
---|---|
US (1) | US4582697A (it) |
JP (1) | JPS59501902A (it) |
AU (1) | AU559385B2 (it) |
BR (1) | BR8307567A (it) |
CA (1) | CA1191666A (it) |
CH (1) | CH657137A5 (it) |
DE (1) | DE3338169A1 (it) |
ES (1) | ES8405731A1 (it) |
FR (1) | FR2534898B1 (it) |
GB (1) | GB2130191B (it) |
GR (1) | GR82385B (it) |
HU (1) | HU187981B (it) |
IE (1) | IE56091B1 (it) |
IN (1) | IN161602B (it) |
IT (1) | IT1169863B (it) |
MX (1) | MX159575A (it) |
NL (1) | NL8303591A (it) |
NO (1) | NO842282L (it) |
NZ (1) | NZ205956A (it) |
OA (1) | OA07569A (it) |
PH (1) | PH18528A (it) |
WO (1) | WO1984001568A1 (it) |
YU (1) | YU44171B (it) |
ZA (1) | ZA837792B (it) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2591581B1 (fr) * | 1985-12-17 | 1990-05-25 | Pechiney Aluminium | Procede d'obtention avec une forte productivite de trihydroxyde d'aluminium, de haute purete et de diametre median inferieur a 4 micrometres, regle a la demande. |
GB8617387D0 (en) * | 1986-07-16 | 1986-08-20 | Alcan Int Ltd | Alumina hydrates |
US5306480A (en) * | 1986-07-16 | 1994-04-26 | Alcan International Limited | Alumina hydrates |
US5225229A (en) * | 1986-07-18 | 1993-07-06 | Aluminum Company Of America | Aluminum hydroxide production |
US4822593A (en) * | 1986-12-11 | 1989-04-18 | Aluminum Company Of America | Control of form of crystal precipitation of aluminum hydroxide using cosolvents and varying caustic concentration |
GB8803329D0 (en) * | 1988-02-12 | 1988-03-09 | Alcan Int Ltd | Alumina hydrates |
GB8803328D0 (en) * | 1988-02-12 | 1988-03-09 | Alcan Int Ltd | Alumina hydrates |
EP0344469A3 (de) * | 1988-06-03 | 1990-06-06 | Vereinigte Aluminium-Werke Aktiengesellschaft | Verfahren zur Herstellung von grobkörnigen Agglomeraten des Aluminiumhydroxids |
US5127950A (en) * | 1989-09-14 | 1992-07-07 | Lonza Ltd. | Short-prismatic aluminum hydroxide, process for preparing same from supersaturated sodium aluminate-liquor, and compositions containing same |
GB9928057D0 (en) * | 1999-11-26 | 2000-01-26 | Alcan Int Ltd | Toothpaste |
GB9928055D0 (en) * | 1999-11-26 | 2000-01-26 | Alcan Int Ltd | Oral cleansing product |
ATE405524T1 (de) * | 2002-12-05 | 2008-09-15 | Showa Denko Kk | Aluminiumhydroxid und zugehöriges herstellungsverfahren |
CN102328944A (zh) * | 2011-07-04 | 2012-01-25 | 中国铝业股份有限公司 | 一种连续生产氢氧化铝晶核种子的生产方法 |
JP6032411B2 (ja) * | 2012-10-30 | 2016-11-30 | 燐化学工業株式会社 | リン酸第二鉄含水和物粒子粉末の製造方法 |
CN104624130A (zh) * | 2015-02-12 | 2015-05-20 | 武汉大学 | 一种制备再生甲壳素微球的方法 |
CN112960682B (zh) * | 2021-03-03 | 2022-10-11 | 杭州智华杰科技有限公司 | 一种提高层析氧化铝再生次数的方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1311147A (fr) * | 1961-05-06 | 1962-12-07 | Electro Chimie Soc D | Procédé de fabrication de l'alumine |
FR1525133A (fr) * | 1967-02-17 | 1968-05-17 | Pechiney Prod Chimiques Sa | Procédé de fabrication industrielle de trihydrate d'alumine |
US3649184A (en) * | 1969-05-29 | 1972-03-14 | Reynolds Metals Co | Precipitation of alumina hydrate |
US3838980A (en) * | 1972-01-12 | 1974-10-01 | Alcan Res & Dev | Precipitation of bayer alumina trihydrate suitable for the manufacture of ceramic grade alumina of improved grindability |
CH644332A5 (de) * | 1978-11-07 | 1984-07-31 | Alusuisse | Verfahren zur herstellung von grobem aluminiumhydroxid. |
JPS57140316A (en) * | 1981-02-20 | 1982-08-30 | Sumitomo Alum Smelt Co Ltd | Manufacture of coarse granular aluminum hydroxide |
-
1982
- 1982-10-20 FR FR8217954A patent/FR2534898B1/fr not_active Expired
-
1983
- 1983-09-26 IN IN1175/CAL/83A patent/IN161602B/en unknown
- 1983-09-28 PH PH29606A patent/PH18528A/en unknown
- 1983-10-13 NZ NZ205956A patent/NZ205956A/en unknown
- 1983-10-18 NL NL8303591A patent/NL8303591A/nl not_active Application Discontinuation
- 1983-10-18 YU YU2086/83A patent/YU44171B/xx unknown
- 1983-10-18 AU AU20756/83A patent/AU559385B2/en not_active Expired
- 1983-10-18 US US06/624,669 patent/US4582697A/en not_active Expired - Fee Related
- 1983-10-18 CH CH5650/83A patent/CH657137A5/fr not_active IP Right Cessation
- 1983-10-18 JP JP83503341A patent/JPS59501902A/ja active Pending
- 1983-10-18 BR BR8307567A patent/BR8307567A/pt not_active IP Right Cessation
- 1983-10-18 GR GR72726A patent/GR82385B/el unknown
- 1983-10-18 HU HU84218A patent/HU187981B/hu not_active IP Right Cessation
- 1983-10-18 WO PCT/FR1983/000209 patent/WO1984001568A1/fr unknown
- 1983-10-19 GB GB08327988A patent/GB2130191B/en not_active Expired
- 1983-10-19 ES ES526555A patent/ES8405731A1/es not_active Expired
- 1983-10-19 ZA ZA837792A patent/ZA837792B/xx unknown
- 1983-10-19 MX MX199152A patent/MX159575A/es unknown
- 1983-10-19 OA OA58140A patent/OA07569A/xx unknown
- 1983-10-19 IE IE2455/83A patent/IE56091B1/en not_active IP Right Cessation
- 1983-10-19 CA CA000439321A patent/CA1191666A/fr not_active Expired
- 1983-10-20 IT IT23384/83A patent/IT1169863B/it active
- 1983-10-20 DE DE19833338169 patent/DE3338169A1/de active Granted
-
1984
- 1984-06-06 NO NO842282A patent/NO842282L/no unknown
Also Published As
Publication number | Publication date |
---|---|
WO1984001568A1 (fr) | 1984-04-26 |
PH18528A (en) | 1985-08-02 |
NZ205956A (en) | 1986-11-12 |
US4582697A (en) | 1986-04-15 |
ES526555A0 (es) | 1984-06-16 |
OA07569A (fr) | 1985-03-31 |
ZA837792B (en) | 1984-06-27 |
GR82385B (it) | 1984-12-13 |
NO842282L (no) | 1984-06-06 |
HU187981B (en) | 1986-03-28 |
IE832455L (en) | 1984-04-20 |
BR8307567A (pt) | 1984-08-28 |
AU2075683A (en) | 1984-05-04 |
FR2534898B1 (fr) | 1985-07-19 |
CA1191666A (fr) | 1985-08-13 |
ES8405731A1 (es) | 1984-06-16 |
IN161602B (it) | 1988-01-02 |
CH657137A5 (fr) | 1986-08-15 |
MX159575A (es) | 1989-07-06 |
NL8303591A (nl) | 1984-05-16 |
IT8323384A0 (it) | 1983-10-20 |
JPS59501902A (ja) | 1984-11-15 |
IE56091B1 (en) | 1991-04-10 |
YU208683A (en) | 1985-10-31 |
DE3338169A1 (de) | 1984-04-26 |
GB2130191B (en) | 1986-03-12 |
YU44171B (en) | 1990-02-28 |
GB2130191A (en) | 1984-05-31 |
GB8327988D0 (en) | 1983-11-23 |
DE3338169C2 (it) | 1988-07-14 |
FR2534898A1 (fr) | 1984-04-27 |
AU559385B2 (en) | 1987-03-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970730 |