IT1093942B - Processo ed apparato per l'irradiazione di pellicole,e pellicole irradiate prodotte con l'ausilio degli stessi - Google Patents

Processo ed apparato per l'irradiazione di pellicole,e pellicole irradiate prodotte con l'ausilio degli stessi

Info

Publication number
IT1093942B
IT1093942B IT21799/78A IT2179978A IT1093942B IT 1093942 B IT1093942 B IT 1093942B IT 21799/78 A IT21799/78 A IT 21799/78A IT 2179978 A IT2179978 A IT 2179978A IT 1093942 B IT1093942 B IT 1093942B
Authority
IT
Italy
Prior art keywords
films
irradiation
aid
same
radiated
Prior art date
Application number
IT21799/78A
Other languages
English (en)
Italian (it)
Other versions
IT7821799A0 (it
Original Assignee
Grace W R & Co
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 Grace W R & Co filed Critical Grace W R & Co
Publication of IT7821799A0 publication Critical patent/IT7821799A0/it
Application granted granted Critical
Publication of IT1093942B publication Critical patent/IT1093942B/it

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
    • 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
    • G21K5/04—Irradiation devices with beam-forming means
    • 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
    • B29L2007/008—Wide strips, e.g. films, webs

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT21799/78A 1977-04-04 1978-03-30 Processo ed apparato per l'irradiazione di pellicole,e pellicole irradiate prodotte con l'ausilio degli stessi IT1093942B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/784,184 US4178220A (en) 1977-04-04 1977-04-04 Uniformly irradiated polymer film

Publications (2)

Publication Number Publication Date
IT7821799A0 IT7821799A0 (it) 1978-03-30
IT1093942B true IT1093942B (it) 1985-07-26

Family

ID=25131605

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21799/78A IT1093942B (it) 1977-04-04 1978-03-30 Processo ed apparato per l'irradiazione di pellicole,e pellicole irradiate prodotte con l'ausilio degli stessi

Country Status (13)

Country Link
US (1) US4178220A (US20040232935A1-20041125-M00001.png)
JP (1) JPS6059926B2 (US20040232935A1-20041125-M00001.png)
AU (1) AU517808B2 (US20040232935A1-20041125-M00001.png)
BE (1) BE865510A (US20040232935A1-20041125-M00001.png)
CA (1) CA1107231A (US20040232935A1-20041125-M00001.png)
DE (1) DE2814108A1 (US20040232935A1-20041125-M00001.png)
FR (1) FR2386404A1 (US20040232935A1-20041125-M00001.png)
GB (1) GB1584244A (US20040232935A1-20041125-M00001.png)
IT (1) IT1093942B (US20040232935A1-20041125-M00001.png)
NL (1) NL7803371A (US20040232935A1-20041125-M00001.png)
NZ (1) NZ186828A (US20040232935A1-20041125-M00001.png)
SE (1) SE426497B (US20040232935A1-20041125-M00001.png)
ZA (1) ZA781807B (US20040232935A1-20041125-M00001.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4283630A (en) * 1977-04-04 1981-08-11 W. R. Grace & Co. Irradiated film
JPS55127439A (en) * 1979-03-27 1980-10-02 Teijin Ltd Production of aromatic polyamide film
DE3006410C2 (de) * 1980-02-21 1982-05-13 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zum Bestrahlen von Flächengebilden aus Kunststoffen
US4382513A (en) * 1981-02-06 1983-05-10 W. R. Grace & Co., Cryovac Div. Packages having readily peelable seals
CA1284780C (en) * 1985-03-04 1991-06-11 Yoshihiko Kitagawa Crosslinking the surface of rubber molding
US4983849A (en) * 1989-06-05 1991-01-08 Radiation Dynamics, Inc. Apparatus and method for promoting uniform dosage of ionizing radiation in targets
US5079051A (en) * 1989-12-08 1992-01-07 W. R. Grace & Co.-Conn. High shrink energy/high modulus thermoplastic multi-layer packaging film and bags made therefrom
DE102006011159A1 (de) * 2006-03-10 2007-09-13 Benecke-Kaliko Ag Verfahren zur Herstellung einer thermoplastischen Folie

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE561135A (US20040232935A1-20041125-M00001.png) *
US2785313A (en) * 1952-07-26 1957-03-12 High Voltage Engineering Corp Method and apparatus for sterilizing by electron bombardment
FR1137620A (fr) * 1954-11-04 1957-05-31 Us Rubber Co Procédé de fabrication de masses façonnées en polyéthylène chargé
BE544324A (US20040232935A1-20041125-M00001.png) * 1955-01-11
FR1149703A (fr) * 1955-02-28 1957-12-31 British Dielectric Res Ltd Procédé perfectionné pour traiter des matières à l'aide de particules à grande énergie
US3144399A (en) * 1958-06-16 1964-08-11 Grace W R & Co Polyethylene product
US2993120A (en) * 1959-01-14 1961-07-18 High Voltage Engineering Corp Electron irradiation
US3657533A (en) * 1969-07-14 1972-04-18 Dow Chemical Co Plastic tubing electron irradiation apparatus with roller means to flatten the tubing during irradiation
US3741253A (en) * 1971-03-30 1973-06-26 Grace W R & Co Laminates of ethylene vinyl acetate polymers and polymers of vinylidene chloride
GB1454817A (en) * 1973-09-11 1976-11-03 Sumitomo Electric Industries Irradiation apparatus
DD109891A1 (US20040232935A1-20041125-M00001.png) * 1974-02-15 1974-11-20

Also Published As

Publication number Publication date
SE7803617L (sv) 1978-10-05
GB1584244A (en) 1981-02-11
AU517808B2 (en) 1981-08-27
BE865510A (fr) 1978-07-17
US4178220A (en) 1979-12-11
JPS6059926B2 (ja) 1985-12-27
FR2386404B1 (US20040232935A1-20041125-M00001.png) 1983-05-20
SE426497B (sv) 1983-01-24
DE2814108A1 (de) 1978-10-12
NL7803371A (nl) 1978-10-06
CA1107231A (en) 1981-08-18
ZA781807B (en) 1979-03-28
DE2814108C2 (US20040232935A1-20041125-M00001.png) 1987-04-16
JPS53123474A (en) 1978-10-27
FR2386404A1 (fr) 1978-11-03
AU3461778A (en) 1979-10-04
NZ186828A (en) 1982-03-16
IT7821799A0 (it) 1978-03-30

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