IT7919617A0 - Zeoliti di tipo a, ad elevato grado di cristallinita' e a granulometria fine e processo per la loro produzione. - Google Patents

Zeoliti di tipo a, ad elevato grado di cristallinita' e a granulometria fine e processo per la loro produzione.

Info

Publication number
IT7919617A0
IT7919617A0 IT7919617A IT1961779A IT7919617A0 IT 7919617 A0 IT7919617 A0 IT 7919617A0 IT 7919617 A IT7919617 A IT 7919617A IT 1961779 A IT1961779 A IT 1961779A IT 7919617 A0 IT7919617 A0 IT 7919617A0
Authority
IT
Italy
Prior art keywords
zeolites
crystallinity
production
type
grain size
Prior art date
Application number
IT7919617A
Other languages
English (en)
Other versions
IT1165442B (it
Inventor
Pastorello Fabio
Troglia Claudio
Original Assignee
Milano
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 Milano filed Critical Milano
Priority to IT19617/79A priority Critical patent/IT1165442B/it
Publication of IT7919617A0 publication Critical patent/IT7919617A0/it
Priority to NLAANVRAGE8000366,A priority patent/NL180739C/xx
Priority to FR8001283A priority patent/FR2447349A1/fr
Priority to DE3002278A priority patent/DE3002278C2/de
Priority to BE0/199109A priority patent/BE881347A/fr
Priority to GB8002858A priority patent/GB2041902B/en
Priority to GB8123146A priority patent/GB2089780B/en
Priority to US06/845,495 priority patent/US4649036A/en
Application granted granted Critical
Publication of IT1165442B publication Critical patent/IT1165442B/it

Links

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
    • C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
    • C01B33/28—Base exchange silicates, e.g. zeolites
    • C01B33/2807—Zeolitic silicoaluminates with a tridimensional crystalline structure possessing molecular sieve properties; Isomorphous compounds wherein a part of the aluminium ore of the silicon present may be replaced by other elements such as gallium, germanium, phosphorus; Preparation of zeolitic molecular sieves from molecular sieves of another type or from preformed reacting mixtures
    • C01B33/2815—Zeolitic silicoaluminates with a tridimensional crystalline structure possessing molecular sieve properties; Isomorphous compounds wherein a part of the aluminium ore of the silicon present may be replaced by other elements such as gallium, germanium, phosphorus; Preparation of zeolitic molecular sieves from molecular sieves of another type or from preformed reacting mixtures of type A (UNION CARBIDE trade name; corresponds to GRACE's types Z-12 or Z-12L)
    • C01B33/2823—Zeolitic silicoaluminates with a tridimensional crystalline structure possessing molecular sieve properties; Isomorphous compounds wherein a part of the aluminium ore of the silicon present may be replaced by other elements such as gallium, germanium, phosphorus; Preparation of zeolitic molecular sieves from molecular sieves of another type or from preformed reacting mixtures of type A (UNION CARBIDE trade name; corresponds to GRACE's types Z-12 or Z-12L) from aqueous solutions of an alkali metal aluminate and an alkali metal silicate excluding any other source of alumina or silica
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/02—Softening water by precipitation of the hardness
    • C02F5/04—Softening water by precipitation of the hardness using phosphates
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/12—Water-insoluble compounds
    • C11D3/124—Silicon containing, e.g. silica, silex, quartz or glass beads
    • C11D3/1246—Silicates, e.g. diatomaceous earth
    • C11D3/128—Aluminium silicates, e.g. zeolites
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/24—LTA, e.g. A, alpha, ZK-4, ZK-21, ZK-22

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Water Treatment By Sorption (AREA)
  • Apparatus For Making Beverages (AREA)
IT19617/79A 1979-01-26 1979-01-26 Zeoliti di tipo a,ad elevato grado di cristallinita' e a granulometria fine e processo per la loro produzione IT1165442B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT19617/79A IT1165442B (it) 1979-01-26 1979-01-26 Zeoliti di tipo a,ad elevato grado di cristallinita' e a granulometria fine e processo per la loro produzione
NLAANVRAGE8000366,A NL180739C (nl) 1979-01-26 1980-01-21 Werkwijze voor de bereiding van 4a-zeolieten met overwegend een deeltjesgrootte tussen 1 en 10 um.
FR8001283A FR2447349A1 (fr) 1979-01-26 1980-01-22 Procede de fabrication de zeolites 4a convenant particulierement a la formulation de compositions detergentes
DE3002278A DE3002278C2 (de) 1979-01-26 1980-01-23 Verfahren zur Synthese von Zeolithen 4A
BE0/199109A BE881347A (fr) 1979-01-26 1980-01-25 Procede de fabrication de zeolites 4a convenant particulierement a la formulation de compositions detergentes
GB8002858A GB2041902B (en) 1979-01-26 1980-01-28 Synthetic zeolites
GB8123146A GB2089780B (en) 1979-01-26 1981-07-28 Improvements in or relating to water filters
US06/845,495 US4649036A (en) 1979-01-26 1986-03-31 Process for the manufacture of zeolites 4A having a high crystallinity and a fine granulometry and being particularly suitable for the formulation of detergent compositions

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19617/79A IT1165442B (it) 1979-01-26 1979-01-26 Zeoliti di tipo a,ad elevato grado di cristallinita' e a granulometria fine e processo per la loro produzione

Publications (2)

Publication Number Publication Date
IT7919617A0 true IT7919617A0 (it) 1979-01-26
IT1165442B IT1165442B (it) 1987-04-22

Family

ID=11159666

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19617/79A IT1165442B (it) 1979-01-26 1979-01-26 Zeoliti di tipo a,ad elevato grado di cristallinita' e a granulometria fine e processo per la loro produzione

Country Status (7)

Country Link
US (1) US4649036A (it)
BE (1) BE881347A (it)
DE (1) DE3002278C2 (it)
FR (1) FR2447349A1 (it)
GB (2) GB2041902B (it)
IT (1) IT1165442B (it)
NL (1) NL180739C (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03131514A (ja) * 1989-10-18 1991-06-05 Tokushu Kika Kogyo Kk イオン交換能等の機能を有した超微粒子アルミノ珪酸塩
US5474753A (en) * 1990-11-09 1995-12-12 Laviosa Rhone-Poulenc Preparation of crystalline 4A zeolites
EP0490011B1 (en) * 1990-12-14 1994-09-07 Foret, S.A. A process to obtain zeolite 4A starting from bauxite
IT1250437B (it) * 1991-07-01 1995-04-07 Paolo Colombo Sospensioni acquose stabili e facilmente pompabili di zeolite
GB9322529D0 (en) * 1993-11-02 1993-12-22 Unilever Plc Aluminosilicates
IL108272A (en) * 1994-01-05 1998-02-22 Super Industry Ltd Process for production of zeolites
US7585490B2 (en) * 2005-04-15 2009-09-08 University Of Iowa Research Foundation Synthesis and use of nanocrystalline zeolites
US8518369B2 (en) 2011-06-29 2013-08-27 Pq Corporation Zeolite impregnated with titanium dioxide
CN111453743B (zh) * 2020-03-19 2023-05-23 中铝山东新材料有限公司 一种洗涤助剂用改性4a沸石的制备方法及其产品

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3058805A (en) * 1958-10-03 1962-10-16 Bayer Ag Process for the production of sodium zeolite a
FR1240756A (fr) * 1958-10-03 1960-09-09 Bayer Ag Procédé de préparation de zéolite sodique synthétique
DE1667620C3 (de) * 1967-08-09 1980-04-03 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt Verfahren zur gelenkten Herstellung von Natriumaluminiumsilikaten mit vorbestimmten chemischen und/oder physikalischen Eigenschaften
AT322511B (de) * 1970-06-15 1975-05-26 Martinswerk G M B H Fuer Chem Verfahren zur direktherstellung eines reinen kristallinen zeolithischen molekularsiebes mit einer porenweite von 4å.
AR208392A1 (es) * 1973-05-07 1976-12-27 Henkel & Cie Gmbh Composicion para lavar blanquear o limpiar materiales resistentes especialmente textiles adicional a la patente no 201687 adicional a la no 253286
US4274975A (en) * 1974-03-11 1981-06-23 The Procter & Gamble Company Detergent composition
US3985669A (en) * 1974-06-17 1976-10-12 The Procter & Gamble Company Detergent compositions
US4041135A (en) * 1975-07-25 1977-08-09 J. M. Huber Corporation Production of high capacity inorganic crystalline base exchange materials
DE2651419A1 (de) * 1976-11-11 1978-05-18 Degussa Kristallines zeolithpulver des typs a iv
DE2651384C2 (de) * 1976-11-11 1984-03-15 Degussa Ag, 6000 Frankfurt Verfahren zur Aufbereitung von Siliziumdioxid enthaltenden Abfallstäuben zu kristallinem zeolithischem Molekularsieb vom Typ A
FR2392932A1 (fr) * 1977-06-03 1978-12-29 Rhone Poulenc Ind Procede de fabrication d'un silico-aluminate alcalin cristallin, produit obtenu et application
US4150100A (en) * 1978-06-13 1979-04-17 Pq Corporation Preparing zeolite NaA

Also Published As

Publication number Publication date
GB2041902B (en) 1983-05-25
NL180739C (nl) 1987-04-16
GB2089780B (en) 1984-06-20
GB2089780A (en) 1982-06-30
BE881347A (fr) 1980-07-25
NL8000366A (nl) 1980-07-29
GB2041902A (en) 1980-09-17
DE3002278C2 (de) 1986-07-24
DE3002278A1 (de) 1980-08-07
FR2447349A1 (fr) 1980-08-22
IT1165442B (it) 1987-04-22
NL180739B (nl) 1986-11-17
US4649036A (en) 1987-03-10
FR2447349B1 (it) 1982-02-12

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