DD128953A1 - PROCESS FOR THE PREPARATION OF ALKALICELLULOSE - Google Patents

PROCESS FOR THE PREPARATION OF ALKALICELLULOSE

Info

Publication number: DD128953A1
Authority: DD; German Democratic Republic
Prior art keywords: alkalicellulose; preparation
Prior art date: 1976-03-10

Application number

DD7700197756A

Other languages

German (de)

Inventor

Erkki Sorsa

Esko Haukkovaara

Jan Fors

Original Assignee

Kemira Oy

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.)

1976-03-10

Filing date

1977-03-09

Publication date

1977-12-21

1977-03-09 Application filed by Kemira Oy filed Critical Kemira Oy

1977-12-21 Publication of DD128953A1 publication Critical patent/DD128953A1/en

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C08B1/08—Alkali cellulose

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Biochemistry (AREA)
Materials Engineering (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Compositions Of Macromolecular Compounds (AREA)

DD7700197756A 1976-03-10 1977-03-09 PROCESS FOR THE PREPARATION OF ALKALICELLULOSE DD128953A1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FI760623A FI53144C (en)	1976-03-10	1976-03-10

Publications (1)

Publication Number	Publication Date
DD128953A1 true DD128953A1 (en)	1977-12-21

Family

ID=8509820

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DD7700197756A DD128953A1 (en)	1976-03-10	1977-03-09	PROCESS FOR THE PREPARATION OF ALKALICELLULOSE

Country Status (14)

Country	Link
JP (1)	JPS52128983A (en)
AT (1)	AT374809B (en)
CA (1)	CA1084913A (en)
CS (1)	CS225129B2 (en)
DD (1)	DD128953A1 (en)
DE (1)	DE2710309A1 (en)
ES (1)	ES456679A1 (en)
FI (1)	FI53144C (en)
FR (1)	FR2343753A1 (en)
GB (1)	GB1553134A (en)
NO (1)	NO144265B (en)
PL (1)	PL111131B1 (en)
SE (1)	SE433612B (en)
YU (1)	YU39674B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3518877A1 (en) *	1985-05-25	1986-11-27	Wolff Walsrode Ag, 3030 Walsrode	Process for the production of viscoses with reduced CS2 requirement
JPH02212895A (en) *	1989-02-14	1990-08-24	Kobe Steel Ltd	Sound absorber and sound absorbing structure
DE10018155A1 (en)	2000-04-12	2001-10-25	Clariant Gmbh	Process for the preparation of readily wettable, water-soluble, powdery, at least alkylated, non-ionic cellulose ethers
ZA200810506B (en) *	2006-06-14	2010-03-31	Sappi Mfg Pty Ltd	Pulp reactivity enhancement

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH156436A (en) *	1930-08-18	1932-08-15	Ig Farbenindustrie Ag	Process for the production of viscose.
DE850002C (en) *	1944-11-05	1952-09-22	Solvay Werke Gmbh	Process to avoid the flocculation of hemicellulose from used liquors in alkali cellulose production
US2716058A (en) *	1950-06-24	1955-08-23	Int Paper Canada	Deresination of wood pulp
US2680737A (en) *	1951-05-17	1954-06-08	Hercules Powder Co Ltd	Alkali cellulose preparation
US2680738A (en) *	1952-04-11	1954-06-08	Hercules Powder Co Ltd	Preparation of alkali cellulose
GB791321A (en) *	1953-06-05	1958-02-26	Rayonier Inc	Improvements in viscose process and products
US2789902A (en) *	1954-01-19	1957-04-23	Celanese Corp	Refining of wood pulp
FR1122729A (en) *	1954-04-19	1956-09-12	Rayonier	Cellulose slurry soaking process
US2898334A (en) *	1955-07-26	1959-08-04	Rayonier Inc	Cellulose slurry-steeping
NL227804A (en) *	1957-05-16	1900-01-01
FR1240749A (en) *	1959-02-02	1960-09-09	Buckeye Cellulose Corp	Improvements in the preparation of wood pulps, pulps thus obtained and their applications
SE353331B (en) *	1968-10-03	1973-01-29	Mo Och Domsjoe Ab
FI55853C (en) *	1970-01-23	1979-10-10	Mo Och Domsjoe Ab	FOERFARANDE VID FRAMSTAELLNING AV VISKOS

1976
- 1976-03-10 FI FI760623A patent/FI53144C/fi not_active IP Right Cessation
1977
- 1977-03-03 CA CA273,135A patent/CA1084913A/en not_active Expired
- 1977-03-09 ES ES456679A patent/ES456679A1/en not_active Expired
- 1977-03-09 GB GB9935/77A patent/GB1553134A/en not_active Expired
- 1977-03-09 YU YU633/77A patent/YU39674B/en unknown
- 1977-03-09 DE DE19772710309 patent/DE2710309A1/en not_active Ceased
- 1977-03-09 SE SE7702670A patent/SE433612B/en not_active Application Discontinuation
- 1977-03-09 AT AT0156577A patent/AT374809B/en not_active IP Right Cessation
- 1977-03-09 JP JP2492877A patent/JPS52128983A/en active Granted
- 1977-03-09 PL PL1977196538A patent/PL111131B1/en unknown
- 1977-03-09 CS CS771585A patent/CS225129B2/en unknown
- 1977-03-09 NO NO770836A patent/NO144265B/en unknown
- 1977-03-09 DD DD7700197756A patent/DD128953A1/en unknown
- 1977-03-09 FR FR7706926A patent/FR2343753A1/en active Granted

Also Published As

Publication number	Publication date
JPS625921B2 (en)	1987-02-07
JPS52128983A (en)	1977-10-28
GB1553134A (en)	1979-09-19
CS225129B2 (en)	1984-02-13
PL111131B1 (en)	1980-08-30
FR2343753B1 (en)	1983-08-12
NO144265B (en)	1981-04-21
FI53144B (en)	1977-10-31
DE2710309A1 (en)	1977-09-15
FI760623A (en)	1977-09-11
CA1084913A (en)	1980-09-02
YU63377A (en)	1982-05-31
FR2343753A1 (en)	1977-10-07
ES456679A1 (en)	1978-01-16
AT374809B (en)	1984-06-12
FI53144C (en)	1978-02-10
ATA156577A (en)	1983-10-15
NO770836L (en)	1977-09-13
SE433612B (en)	1984-06-04
YU39674B (en)	1985-03-20
SE7702670L (en)	1977-09-11

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