GB284725A - Process for the production of cellulose membranes, bands and films - Google Patents

Process for the production of cellulose membranes, bands and films

Info

Publication number
GB284725A
GB284725A GB3535/28A GB353528A GB284725A GB 284725 A GB284725 A GB 284725A GB 3535/28 A GB3535/28 A GB 3535/28A GB 353528 A GB353528 A GB 353528A GB 284725 A GB284725 A GB 284725A
Authority
GB
United Kingdom
Prior art keywords
film
coagulating
films
bands
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
Application number
GB3535/28A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB284725A publication Critical patent/GB284725A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling drums

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Moulding By Coating Moulds (AREA)
GB3535/28A 1927-02-05 1928-02-04 Process for the production of cellulose membranes, bands and films Expired GB284725A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE648425X 1927-02-05
DE284725X 1927-02-05

Publications (1)

Publication Number Publication Date
GB284725A true GB284725A (en) 1928-07-26

Family

ID=25776280

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3535/28A Expired GB284725A (en) 1927-02-05 1928-02-04 Process for the production of cellulose membranes, bands and films

Country Status (4)

Country Link
BE (1) BE348569A (enExample)
FR (1) FR648425A (enExample)
GB (1) GB284725A (enExample)
NL (1) NL21558C (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3073733A (en) * 1960-05-31 1963-01-15 Du Pont Film and method of casting film
US3729536A (en) * 1969-06-03 1973-04-24 Porvair Ltd Method of producing water vapor permeable sheet material

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1317247A (en) * 1969-06-03 1973-05-16 Porvair Ltd Water vapour permeable materials
DE19646767A1 (de) * 1996-11-13 1998-05-14 Santrade Ltd Vorrichtung zur Herstellung von Feststoffen aus gießfähigen Schmelzen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3073733A (en) * 1960-05-31 1963-01-15 Du Pont Film and method of casting film
US3729536A (en) * 1969-06-03 1973-04-24 Porvair Ltd Method of producing water vapor permeable sheet material

Also Published As

Publication number Publication date
BE348569A (enExample) 1900-01-01
NL21558C (enExample) 1900-01-01
FR648425A (fr) 1928-12-10

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