FR851999A - Ethers de oellulose - Google Patents

Ethers de oellulose

Info

Publication number: FR851999A
Authority: FR; France
Prior art keywords: cellulose ethers; ethers; cellulose
Prior art date: 1938-03-22
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

Other languages

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.)

EIDP Inc

Original Assignee

EI Du Pont de Nemours and Co

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.)

1938-03-22

Filing date

1939-03-22

Publication date

1940-01-19

1939-03-22 Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co

1940-01-19 Application granted granted Critical

1940-01-19 Publication of FR851999A publication Critical patent/FR851999A/fr

Status Expired legal-status Critical Current

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
- C08B1/06—Rendering cellulose suitable for etherification

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)

FR851999D 1938-03-22 1939-03-22 Ethers de oellulose Expired FR851999A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US851999XA	1938-03-22	1938-03-22

Publications (1)

Publication Number	Publication Date
FR851999A true FR851999A (fr)	1940-01-19

Family

ID=22190101

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR851999D Expired FR851999A (fr)	1938-03-22	1939-03-22	Ethers de oellulose

Country Status (1)

Country	Link
FR (1)	FR851999A (fr)

1939
- 1939-03-22 FR FR851999D patent/FR851999A/fr not_active Expired

Similar Documents

Publication	Publication Date	Title
FR851999A (fr)	1940-01-19	Ethers de oellulose
FR848105A (fr)	1939-10-24	éthers de cellulose
FR916232A (fr)	1946-11-29	éthers de cellulose
FR844945A (fr)	1939-08-04	Perfectionnements à la préparation de la cellulose
FR910927A (fr)	1946-06-24	Ethers de cellulose
CA375918A (fr)	1938-08-23	Dissolution de xanthate de cellulose
CA376554A (fr)	1938-09-20	Solution de xanthate de cellulose
IE15613L (en)	1939-04-02	Cellulose ether fibres
FI19859A (fi)	1943-12-31	Selluloosan kuivauskone
CA378405A (fr)	1938-12-20	Ether de cellulose
FR841597A (fr)	1939-05-23	Flûte
FR816369A (fr)	1937-08-06	Soutien-gorge
FR838715A (fr)	1939-03-14	Soutien-gorge
CA376041A (fr)	1938-08-30	Fabrication de cellulose
CA376144A (fr)	1938-08-30	Fabrication de la cellulose
CA375859A (fr)	1938-08-16	Fabrication de cellulose
CA373453A (fr)	1938-05-03	Fabrication de la cellulose
CA376538A (fr)	1938-09-20	Traitement des tissus cellulosiques
CA375749A (fr)	1938-08-16	Derive de cellulose
CA374859A (fr)	1938-07-05	Fabrication de feuilles cellulosiques
ES144425A1 (es)	1939-11-01	Procedimiento para la fabricación de celulosa.
CA372157A (fr)	1938-03-01	Composition de cellulose modifiee
CA365611A (fr)	1937-04-27	Solution homogene de cellulose
CA378250A (fr)	1938-12-13	Structure cellulosique
CA376123A (fr)	1938-08-30	Traitement de derive de substitution de cellulose