CS228128B2 - Method of bleaching of cellulose fibrous materials - Google Patents

Method of bleaching of cellulose fibrous materials Download PDF

Info

Publication number: CS228128B2
Authority: CS; Czechoslovakia
Prior art keywords: chlorine; bleaching; chlorine dioxide; solution; dioxide
Prior art date: 1979-04-16

Application number

CS802613A

Other languages

Czech (cs)

English (en)

Inventor

Douglas William Reeve

Original Assignee

Erco Ind Ltd

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.)

1979-04-16

Filing date

1980-04-15

Publication date

1984-05-14

1980-04-15 Application filed by Erco Ind Ltd filed Critical Erco Ind Ltd

1984-05-14 Publication of CS228128B2 publication Critical patent/CS228128B2/cs

Classifications

- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
- D21C9/142—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 in a multistage process involving ClO2/Cl2 exclusively
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/20—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen
- D06L4/22—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents
- D06L4/24—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which contain halogen using inorganic agents using chlorites or chlorine dioxide

Landscapes

Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Wood Science & Technology (AREA)
Chemical & Material Sciences (AREA)
Inorganic Chemistry (AREA)
Textile Engineering (AREA)
Paper (AREA)

CS802613A 1979-04-16 1980-04-15 Method of bleaching of cellulose fibrous materials CS228128B2 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US3055779A	1979-04-16	1979-04-16

Publications (1)

Publication Number	Publication Date
CS228128B2 true CS228128B2 (en)	1984-05-14

Family

ID=21854784

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CS802613A CS228128B2 (en)	1979-04-16	1980-04-15	Method of bleaching of cellulose fibrous materials

Country Status (9)

Country	Link
JP (1)	JPS55142787A (sv)
AR (1)	AR219443A1 (sv)
BR (1)	BR8002327A (sv)
CA (1)	CA1120660A (sv)
CS (1)	CS228128B2 (sv)
FI (1)	FI71964B (sv)
FR (1)	FR2454478A1 (sv)
PL (1)	PL123711B1 (sv)
SE (1)	SE445367B (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP5192362B2 (ja) *	2008-12-16	2013-05-08	株式会社前川製作所	パルプ漂白水の製造方法及び装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR94026E (fr) *	1965-06-28	1969-06-20	Hooker Chemical Corp	Procédé de blanchiment des matieres cellulosiques.
CA926056A (en) *	1966-01-10	1973-05-15	C. Logan Kenneth	Process of bleaching woodpulp
FR1489262A (fr) *	1966-06-28	1967-07-21	Canadian Ind	Blanchiment de la pâte de bois
US3501374A (en) *	1968-12-26	1970-03-17	Hooker Chemical Corp	Sequential bleaching of kraft pulp with chlorine dioxide and chlorine
ZA791174B (en) *	1978-03-30	1980-10-29	Erco Ind Ltd	Bleaching procedure

1980
- 1980-03-06 CA CA000347139A patent/CA1120660A/en not_active Expired
- 1980-03-17 AR AR280331A patent/AR219443A1/es active
- 1980-04-08 FI FI801103A patent/FI71964B/fi not_active Application Discontinuation
- 1980-04-10 SE SE8002723A patent/SE445367B/sv not_active IP Right Cessation
- 1980-04-14 JP JP4818480A patent/JPS55142787A/ja active Pending
- 1980-04-15 CS CS802613A patent/CS228128B2/cs unknown
- 1980-04-15 FR FR8008451A patent/FR2454478A1/fr active Granted
- 1980-04-15 BR BR8002327A patent/BR8002327A/pt not_active IP Right Cessation
- 1980-04-15 PL PL1980223468A patent/PL123711B1/pl unknown

Also Published As

Publication number	Publication date
PL223468A1 (sv)	1981-03-27
AR219443A1 (es)	1980-08-15
BR8002327A (pt)	1980-12-02
PL123711B1 (en)	1982-11-30
FI71964B (fi)	1986-11-28
JPS55142787A (en)	1980-11-07
FI801103A (fi)	1980-10-17
SE445367B (sv)	1986-06-16
FR2454478B1 (sv)	1983-09-23
SE8002723L (sv)	1980-10-17
FR2454478A1 (fr)	1980-11-14
CA1120660A (en)	1982-03-30

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