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FR2691154B1 - Procédé de blanchiment de la nitrocellulose, en particulier à la suite de son procédé de production. - Google Patents

Procédé de blanchiment de la nitrocellulose, en particulier à la suite de son procédé de production.

Info

Publication number
FR2691154B1
FR2691154B1 FR9305635A FR9305635A FR2691154B1 FR 2691154 B1 FR2691154 B1 FR 2691154B1 FR 9305635 A FR9305635 A FR 9305635A FR 9305635 A FR9305635 A FR 9305635A FR 2691154 B1 FR2691154 B1 FR 2691154B1
Authority
FR
France
Prior art keywords
bleaching
nitrocellulose
particular following
production process
production
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 - Fee Related
Application number
FR9305635A
Other languages
English (en)
Other versions
FR2691154A1 (fr
Inventor
Silvana Zoboli
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.)
Bergerac NC SA
Original Assignee
Bergerac NC SA
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
Application filed by Bergerac NC SA filed Critical Bergerac NC SA
Publication of FR2691154A1 publication Critical patent/FR2691154A1/fr
Application granted granted Critical
Publication of FR2691154B1 publication Critical patent/FR2691154B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B5/00Preparation of cellulose esters of inorganic acids, e.g. phosphates
    • C08B5/02Cellulose nitrate, i.e. nitrocellulose
    • C08B5/04Post-esterification treatments, e.g. densification of powders, including purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Detergent Compositions (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
FR9305635A 1992-05-12 1993-05-11 Procédé de blanchiment de la nitrocellulose, en particulier à la suite de son procédé de production. Expired - Fee Related FR2691154B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO920405A IT1257285B (it) 1992-05-12 1992-05-12 Procedimento per la sbianca della nitrocellulosa, in particolare in coda al processo di produzione della stessa.

Publications (2)

Publication Number Publication Date
FR2691154A1 FR2691154A1 (fr) 1993-11-19
FR2691154B1 true FR2691154B1 (fr) 1994-12-23

Family

ID=11410459

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9305635A Expired - Fee Related FR2691154B1 (fr) 1992-05-12 1993-05-11 Procédé de blanchiment de la nitrocellulose, en particulier à la suite de son procédé de production.

Country Status (3)

Country Link
DE (1) DE4315951C2 (fr)
FR (1) FR2691154B1 (fr)
IT (1) IT1257285B (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB368356A (en) * 1930-10-06 1932-03-07 Arthur Hough Improvements in and relating to the nitration of cellulosic material
DE1770182A1 (de) * 1968-04-11 1971-09-23 Bayer Ag 7-Triazinyl-cumarine

Also Published As

Publication number Publication date
DE4315951C2 (de) 2002-04-25
FR2691154A1 (fr) 1993-11-19
ITTO920405A0 (it) 1992-05-12
IT1257285B (it) 1996-01-12
ITTO920405A1 (it) 1993-11-12
DE4315951A1 (de) 1993-11-25

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Legal Events

Date Code Title Description
CA Change of address
ST Notification of lapse