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CH372764A - Process for changing the molecular structure of plastics in the form of foils or profiles by irradiation - Google Patents

Process for changing the molecular structure of plastics in the form of foils or profiles by irradiation

Info

Publication number
CH372764A
CH372764A CH4427957A CH4427957A CH372764A CH 372764 A CH372764 A CH 372764A CH 4427957 A CH4427957 A CH 4427957A CH 4427957 A CH4427957 A CH 4427957A CH 372764 A CH372764 A CH 372764A
Authority
CH
Switzerland
Prior art keywords
foils
profiles
irradiation
plastics
changing
Prior art date
Application number
CH4427957A
Other languages
German (de)
Inventor
Heinz Dr Froehlich
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of CH372764A publication Critical patent/CH372764A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/081—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing particle radiation or gamma-radiation
    • B01J19/085—Electron beams only
    • 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
    • B29C71/00—After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/04—After-treatment of articles without altering their shape; Apparatus therefor by wave energy or particle radiation, e.g. for curing or vulcanising preformed articles
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K5/00—Irradiation devices
    • G21K5/10—Irradiation devices with provision for relative movement of beam source and object to be irradiated
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets
    • B29L2007/007—Narrow strips, e.g. ribbons, tapes, bands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/001—Profiled members, e.g. beams, sections
    • B29L2031/003—Profiled members, e.g. beams, sections having a profiled transverse cross-section

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Analytical Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
CH4427957A 1956-03-31 1957-03-26 Process for changing the molecular structure of plastics in the form of foils or profiles by irradiation CH372764A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES48216A DE1016853B (en) 1956-03-31 1956-03-31 Arrangement for influencing the molecular structure of plastics by irradiation, especially with electrons

Publications (1)

Publication Number Publication Date
CH372764A true CH372764A (en) 1963-10-31

Family

ID=7486759

Family Applications (1)

Application Number Title Priority Date Filing Date
CH4427957A CH372764A (en) 1956-03-31 1957-03-26 Process for changing the molecular structure of plastics in the form of foils or profiles by irradiation

Country Status (4)

Country Link
CH (1) CH372764A (en)
DE (1) DE1016853B (en)
FR (1) FR1178455A (en)
GB (1) GB809183A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2128105A1 (en) * 1971-03-05 1972-10-20 Naphtachimie Sa Tearable polyolefin film - by subjecting extruded film to ionising radiation in absence of oxygen and other reactive substances
DE10250988A1 (en) * 2002-10-28 2004-05-13 Gamma-Service Produktbestrahlung Gmbh Electron irradiation facility

Also Published As

Publication number Publication date
GB809183A (en) 1959-02-18
DE1016853B (en) 1957-10-03
FR1178455A (en) 1959-05-11

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