INSTITUTUL DE CERCETARI PENTRU PIELARIE SI îNCALTAMINTE
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Footwear And Its Accessory, Manufacturing Method And Apparatuses
(AREA)
Abstract
Prezenta inventie se refera la un material stratificat si un procedeu de obtinere a semifabricatelor din cauciuc sub forma de placi pentru talpile de încaltaminte sau alte articole din cauciuc constituite din doua straturi, la care supunerea straturilor se face în stare nevulcanizata pe calandre cu trei, patru sau cinci cilindri, utilizîndu-se o presiune mica verificabila prin existenta unei rezerve mici si constante.The present invention relates to a layered material and a process for obtaining rubber semifinished products in the form of footboards for footwear or other rubber articles made up of two layers, to which the subfolding is made in a non-vulcanized cradle with three, four or five cylinders, using a small verifiable pressure through a small and constant supply.
RO108311A1982-07-281982-07-28Laminate for shoe soles and process for manufacturing the same
RO85580B1
(en)
Elevator belt having several rubber layers of different Shore hardness - with upper softest layer used for formation of transverse ribs in vulcanising press