Published May 6, 1988 | Version v1
Patent Metadata-only

Processing of heat shrinkable polymer film for packaging items

Creators

Description

The film is hot drawn in two directions, at a ratio between 10 and 100, put under a massive form and irradiated with penetrating ionizing radiations. Application is made to packaging in films

Availability note (English)

Available from Institut National de la Propriete Industrielle, Paris (France).

Abstract (French)

Ce procede consiste a etirer a chaud dans deux directions le film suivant un taux d'etirage compris entre 10 et 100, a mettre le produit obtenu sous une forme massive et a l'irradier a l'aide d'un rayonnement ionisant ayant une grande profondeur de penetration. L'invention trouve son application dans l'emballage d'objets

Additional details

Additional titles

Original title (French)
Procede de traitement de films complexes thermoretractables en polymeres destines notamment a l'emballage d'objets

Publishing Information

Imprint Pagination
14 p.
IPC:
Int. Cl. B29c71/04; B29c47/06; B29c55/28; B32b27/08; B32b31/28; B65b53/02; B29k105/02.
IPC
Int. Cl. B29c71/04; B29c47/06; B29c55/28; B32b27/08; B32b31/28; B65b53/02; B29k105/02.
Patent number
FR patent document 2605930/A/

INIS

Country of Publication
France
Country of Input or Organization
France
INIS RN
20003405
Subject category
S07: ISOTOPES AND RADIATION SOURCES;
Resource subtype / Literary indicator
Non-conventional Literature
Descriptors DEI
CROSS-LINKING; FILMS; ORGANIC POLYMERS; RADIATION EFFECTS; SHRINKAGE
Descriptors DEC
CHEMICAL REACTIONS; ORGANIC COMPOUNDS; POLYMERIZATION; POLYMERS

Optional Information

Secondary number(s)
FR patent application 8615438.