ES343997A1 - Procedimiento para blanquear materiales celulosicos. - Google Patents

Procedimiento para blanquear materiales celulosicos.

Info

Publication number
ES343997A1
ES343997A1 ES343997A ES343997A ES343997A1 ES 343997 A1 ES343997 A1 ES 343997A1 ES 343997 A ES343997 A ES 343997A ES 343997 A ES343997 A ES 343997A ES 343997 A1 ES343997 A1 ES 343997A1
Authority
ES
Spain
Prior art keywords
group
compounds
hydrogen
optionally substituted
carboxylic acid
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
Application number
ES343997A
Other languages
English (en)
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.)
Bayer AG
Original Assignee
Bayer AG
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
Priority claimed from DEH51197A external-priority patent/DE1302882B/de
Application filed by Bayer AG filed Critical Bayer AG
Publication of ES343997A1 publication Critical patent/ES343997A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Coloring (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
ES343997A 1966-08-10 1967-08-10 Procedimiento para blanquear materiales celulosicos. Expired ES343997A1 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEF49916A DE1286498B (de) 1966-08-10 1966-08-10 Aufhellungsmittel
DE1594850A DE1594850C3 (de) 1966-08-10 1967-01-07 Arylpyrazolyl-(l)-stilbenverbindungen
DEH51197A DE1302882B (de) 1967-01-07 1967-01-07 Verfahren zur Ergaenzung von Reinigungsbaedern fuer die kontinuierliche Reinigung von starrem Material

Publications (1)

Publication Number Publication Date
ES343997A1 true ES343997A1 (es) 1968-12-16

Family

ID=27210503

Family Applications (1)

Application Number Title Priority Date Filing Date
ES343997A Expired ES343997A1 (es) 1966-08-10 1967-08-10 Procedimiento para blanquear materiales celulosicos.

Country Status (8)

Country Link
US (1) US3449333A (es)
BE (1) BE702383A (es)
CH (3) CH473936A (es)
DE (2) DE1286498B (es)
ES (1) ES343997A1 (es)
FR (1) FR1534169A (es)
GB (1) GB1149286A (es)
NL (1) NL6710972A (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660125A (en) * 1970-04-13 1972-05-02 American Cyanamid Co Brightening plastics with 2-aryl-5-cyanonaphthoxazole brighteners
DE2326467B2 (de) * 1972-06-01 1979-02-22 Colgate-Palmolive Co., New York, N.Y. (V.St.A.) Flüssiges Grobwaschmittel
DE3041199A1 (de) 1979-11-14 1981-05-21 Sandoz-Patent-GmbH, 7850 Lörrach Neue stilbenverbindungen, deren herstellung und verwendung
US5035825A (en) * 1987-11-26 1991-07-30 Ciba-Geigy Corporation Stable bleaching detergents containing stilbene fluorescent whitening agents

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123617A (en) * 1964-03-03 Xnhxch
DE1029338B (de) * 1954-02-16 1958-05-08 Bayer Ag Aufhellungsmittel
DE1008248B (de) * 1955-06-15 1957-05-16 Bayer Ag Aufhellungsmittel
CH362084A (de) * 1956-10-04 1962-05-31 Bayer Ag Verfahren zur Herstellung von Stilbentetrazolen

Also Published As

Publication number Publication date
DE1286498B (de) 1969-01-09
DE1594850A1 (de) 1971-05-27
CH471130A (de) 1969-04-15
DE1594850C3 (de) 1979-01-11
GB1149286A (en) 1969-04-23
CH1001467A4 (es) 1968-12-13
US3449333A (en) 1969-06-10
CH462179A (de) 1968-09-15
FR1534169A (fr) 1968-07-26
NL6710972A (es) 1968-02-12
CH473936A (de) 1969-07-31
DE1594850B2 (de) 1978-05-03
BE702383A (es) 1968-01-15

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