BE775240A - Procede et appareil pour le refroidissement rapide de pellicules de polymeres - Google Patents

Procede et appareil pour le refroidissement rapide de pellicules de polymeres

Info

Publication number
BE775240A
BE775240A BE775240A BE775240A BE775240A BE 775240 A BE775240 A BE 775240A BE 775240 A BE775240 A BE 775240A BE 775240 A BE775240 A BE 775240A BE 775240 A BE775240 A BE 775240A
Authority
BE
Belgium
Prior art keywords
rapid cooling
polymer films
films
polymer
rapid
Prior art date
Application number
BE775240A
Other languages
English (en)
French (fr)
Inventor
N I Steinberg
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BE775240A publication Critical patent/BE775240A/xx

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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/24—Calendering
    • 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
    • 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
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/917—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means by applying pressurised gas to the surface of the flat article
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
BE775240A 1970-11-12 1971-11-12 Procede et appareil pour le refroidissement rapide de pellicules de polymeres BE775240A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8891170A 1970-11-12 1970-11-12

Publications (1)

Publication Number Publication Date
BE775240A true BE775240A (fr) 1972-05-12

Family

ID=22214231

Family Applications (1)

Application Number Title Priority Date Filing Date
BE775240A BE775240A (fr) 1970-11-12 1971-11-12 Procede et appareil pour le refroidissement rapide de pellicules de polymeres

Country Status (6)

Country Link
JP (1) JPS5336506B1 (enExample)
BE (1) BE775240A (enExample)
DE (1) DE2156403A1 (enExample)
FR (1) FR2113924B1 (enExample)
GB (1) GB1313448A (enExample)
LU (1) LU64228A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118810004A (zh) * 2024-09-20 2024-10-22 福建合信创展科技有限公司 一种微发泡扩散板挤压成型后冷却加工设备

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2960815B1 (fr) * 2010-06-02 2012-05-25 Jean Pierre Darlet Ensemble de refroidissement d'un film en matiere synthetique
CN103085251B (zh) * 2011-11-02 2015-02-11 中国石油化工股份有限公司 挤压流延设备和方法以及塑料薄膜双向拉伸系统和方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118810004A (zh) * 2024-09-20 2024-10-22 福建合信创展科技有限公司 一种微发泡扩散板挤压成型后冷却加工设备

Also Published As

Publication number Publication date
GB1313448A (en) 1973-04-11
LU64228A1 (enExample) 1972-08-03
DE2156403A1 (de) 1972-05-18
FR2113924A1 (enExample) 1972-06-30
FR2113924B1 (enExample) 1977-08-05
JPS5336506B1 (enExample) 1978-10-03

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: E.I. DU PONT DE NEMOURS AND CY

Effective date: 19901130