IT1098368B - Acidi n-carbossialcan-amminoalcan-difosfonici,acidi n-carbossi-alcanaza-cicloalcan-difosfonici e acidi n-carbossialcan-ammino-arilalcan-difosfonici,e processo per la loro preparazione - Google Patents

Acidi n-carbossialcan-amminoalcan-difosfonici,acidi n-carbossi-alcanaza-cicloalcan-difosfonici e acidi n-carbossialcan-ammino-arilalcan-difosfonici,e processo per la loro preparazione

Info

Publication number
IT1098368B
IT1098368B IT26633/78A IT2663378A IT1098368B IT 1098368 B IT1098368 B IT 1098368B IT 26633/78 A IT26633/78 A IT 26633/78A IT 2663378 A IT2663378 A IT 2663378A IT 1098368 B IT1098368 B IT 1098368B
Authority
IT
Italy
Prior art keywords
diphosphonic acids
carbossialcan
cicloalcan
arilalcan
aminoalcan
Prior art date
Application number
IT26633/78A
Other languages
English (en)
Other versions
IT7826633A0 (it
Inventor
Klaus Sommer
Hans Adolf Rohlfs
Original Assignee
Benckiser Knapsack Gmbh
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 Benckiser Knapsack Gmbh filed Critical Benckiser Knapsack Gmbh
Publication of IT7826633A0 publication Critical patent/IT7826633A0/it
Application granted granted Critical
Publication of IT1098368B publication Critical patent/IT1098368B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
    • C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
    • C07F9/3839—Polyphosphonic acids
    • C07F9/3873—Polyphosphonic acids containing nitrogen substituent, e.g. N.....H or N-hydrocarbon group which can be substituted by halogen or nitro(so), N.....O, N.....S, N.....C(=X)- (X =O, S), N.....N, N...C(=X)...N (X =O, S)
    • 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
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/305—Additives other than developers
    • G03C5/3053—Tensio-active agents or sequestering agents, e.g. water-softening or wetting agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Detergent Compositions (AREA)
IT26633/78A 1977-08-18 1978-08-09 Acidi n-carbossialcan-amminoalcan-difosfonici,acidi n-carbossi-alcanaza-cicloalcan-difosfonici e acidi n-carbossialcan-ammino-arilalcan-difosfonici,e processo per la loro preparazione IT1098368B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772737259 DE2737259A1 (de) 1977-08-18 1977-08-18 N-carboxyalkan-aminoalkan-diphosphonsaeuren, n-carboxyalkan-azacycloalkan-diphosphonsaeuren und n-carboxyalkan-aminoarylalkan-diphosphonsaeuren sowie verfahren zu ihrer herstellung

Publications (2)

Publication Number Publication Date
IT7826633A0 IT7826633A0 (it) 1978-08-09
IT1098368B true IT1098368B (it) 1985-09-07

Family

ID=6016730

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26633/78A IT1098368B (it) 1977-08-18 1978-08-09 Acidi n-carbossialcan-amminoalcan-difosfonici,acidi n-carbossi-alcanaza-cicloalcan-difosfonici e acidi n-carbossialcan-ammino-arilalcan-difosfonici,e processo per la loro preparazione

Country Status (8)

Country Link
EP (1) EP0000930B1 (it)
JP (1) JPS5470222A (it)
AT (1) AT369015B (it)
CA (1) CA1106843A (it)
DE (2) DE2737259A1 (it)
DK (1) DK364478A (it)
IE (1) IE47653B1 (it)
IT (1) IT1098368B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3107673A1 (de) * 1981-02-28 1982-09-16 Benckiser-Knapsack Gmbh, 6802 Ladenburg "verfahren zur herstellung von n-(carboxy-alkyl)-1-amino-alkan-1,1-diphosphonsaeuren und deren alkalisalze"
US4501667A (en) * 1983-03-03 1985-02-26 Ciba-Geigy Corporation Process of inhibiting corrosion of metal surfaces and/or deposition of scale thereon
IT1215423B (it) * 1987-04-13 1990-02-08 Minnesota Mining & Mfg Composizioni di sviluppo per materiali fotografici agli alogenuri d'argento.
EP3860956A1 (en) 2018-10-03 2021-08-11 Italmatch Chemicals S.p.A. Process for manufacturing n-alkyl-diphosphonate amino aminoacids

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7404705A (it) * 1973-04-12 1974-10-15

Also Published As

Publication number Publication date
IE47653B1 (en) 1984-05-16
JPS5470222A (en) 1979-06-05
IT7826633A0 (it) 1978-08-09
DK364478A (da) 1979-02-19
DE2860812D1 (en) 1981-10-08
AT369015B (de) 1982-11-25
EP0000930B1 (de) 1981-07-01
CA1106843A (en) 1981-08-11
EP0000930A1 (de) 1979-03-07
IE781681L (en) 1979-02-18
DE2737259A1 (de) 1979-03-01
ATA602778A (de) 1982-04-15

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