DE1234682B - Vorrichtung zum kontinuierlichen Aufloesen von zur Klumpenbildung neigenden Feststoffen - Google Patents

Vorrichtung zum kontinuierlichen Aufloesen von zur Klumpenbildung neigenden Feststoffen

Info

Publication number
DE1234682B
DE1234682B DEU8789A DEU0008789A DE1234682B DE 1234682 B DE1234682 B DE 1234682B DE U8789 A DEU8789 A DE U8789A DE U0008789 A DEU0008789 A DE U0008789A DE 1234682 B DE1234682 B DE 1234682B
Authority
DE
Germany
Prior art keywords
solids
innermost
solvent
ring wall
dissolving
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.)
Pending
Application number
DEU8789A
Other languages
German (de)
English (en)
Inventor
Andre Kelecom
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.)
UCB SA
Original Assignee
UCB 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 UCB SA filed Critical UCB SA
Publication of DE1234682B publication Critical patent/DE1234682B/de
Pending legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D1/00—Treatment of filament-forming or like material
    • D01D1/06—Feeding liquid to the spinning head
    • D01D1/065—Addition and mixing of substances to the spinning solution or to the melt; Homogenising
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F21/00—Dissolving
    • B01F21/10—Dissolving using driven stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F21/00—Dissolving
    • B01F21/15—Dissolving comprising constructions for blocking or redispersing undissolved solids, e.g. sieves, separators or guiding constructions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F21/00—Dissolving
    • B01F21/20—Dissolving using flow mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F21/00—Dissolving
    • B01F21/50—Elements used for separating or keeping undissolved material in the mixer
    • B01F21/502—Baffles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/91—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with propellers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/22—Post-esterification treatments, including purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Accessories For Mixers (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
DEU8789A 1961-03-22 1962-03-17 Vorrichtung zum kontinuierlichen Aufloesen von zur Klumpenbildung neigenden Feststoffen Pending DE1234682B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL262675 1961-03-22

Publications (1)

Publication Number Publication Date
DE1234682B true DE1234682B (de) 1967-02-23

Family

ID=19752937

Family Applications (1)

Application Number Title Priority Date Filing Date
DEU8789A Pending DE1234682B (de) 1961-03-22 1962-03-17 Vorrichtung zum kontinuierlichen Aufloesen von zur Klumpenbildung neigenden Feststoffen

Country Status (8)

Country Link
US (1) US3160397A (enExample)
BE (1) BE615357A (enExample)
DE (1) DE1234682B (enExample)
ES (1) ES275512A1 (enExample)
GB (1) GB979317A (enExample)
NL (2) NL122518C (enExample)
OA (1) OA01229A (enExample)
SE (1) SE301141B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2123653A1 (de) * 1970-05-12 1971-11-25 E.I. du Pont de Nemours and Co., Wilmington, Del. (V.StA.) Verfahren für die Gradienten-Eluierung und Vorrichtung zur Ausübung des Verfahrens

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6516783A (enExample) * 1965-12-23 1967-06-26
US8912275B2 (en) * 2010-04-13 2014-12-16 T.I.P. Ltd. Continuous solution of polymer in liquid
CN116603404B (zh) * 2023-06-16 2024-01-30 信诺立兴(沧州渤海新区)化工有限公司 一种喹啉酸结晶粉末生产用混合溶解装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE631503C (de) * 1933-09-30 1936-06-22 Werner & Pfleiderer Behaelter zum Aufloesen von teigartigen Massen
GB609091A (en) * 1946-03-05 1948-09-24 Transparent Paper Ltd Improvements in dissolving apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1934916A (en) * 1931-01-22 1933-11-14 Modern Maid Company Dishwashing machine
US2738174A (en) * 1952-02-08 1956-03-13 Houilleres Bassin Du Nord Reaction apparatus for continuous operation
US3051455A (en) * 1960-07-25 1962-08-28 Gen Electric Mixing nozzle

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE631503C (de) * 1933-09-30 1936-06-22 Werner & Pfleiderer Behaelter zum Aufloesen von teigartigen Massen
GB609091A (en) * 1946-03-05 1948-09-24 Transparent Paper Ltd Improvements in dissolving apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2123653A1 (de) * 1970-05-12 1971-11-25 E.I. du Pont de Nemours and Co., Wilmington, Del. (V.StA.) Verfahren für die Gradienten-Eluierung und Vorrichtung zur Ausübung des Verfahrens

Also Published As

Publication number Publication date
ES275512A1 (es) 1962-06-16
BE615357A (fr) 1962-09-21
SE301141B (enExample) 1968-05-27
OA01229A (fr) 1969-01-25
GB979317A (en) 1965-01-01
US3160397A (en) 1964-12-08
NL122518C (enExample)
NL262675A (enExample)

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