FR848105A - éthers de cellulose - Google Patents

éthers de cellulose

Info

Publication number: FR848105A
Authority: FR; France
Prior art keywords: cellulose ethers; ethers; cellulose
Prior art date: 1938-01-03
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.)

1938-01-03

Filing date

1938-12-28

Publication date

1939-10-24

1938-12-28 Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co

1939-10-24 Application granted granted Critical

1939-10-24 Publication of FR848105A publication Critical patent/FR848105A/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
- C08B1/08—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)

FR848105D 1938-01-03 1938-12-28 éthers de cellulose Expired FR848105A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US848105XA	1938-01-03	1938-01-03

Publications (1)

Publication Number	Publication Date
FR848105A true FR848105A (fr)	1939-10-24

Family

ID=22187344

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR848105D Expired FR848105A (fr)	1938-01-03	1938-12-28	éthers de cellulose

Country Status (1)

Country	Link
FR (1)	FR848105A (fr)

1938
- 1938-12-28 FR FR848105D patent/FR848105A/fr not_active Expired

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