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MANUFACTURA ESPANOLA DEL CAUCH
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MANUFACTURA ESPANOLA DEL CAUCH
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Filing date
Publication date
Application filed by MANUFACTURA ESPANOLA DEL CAUCHfiledCriticalMANUFACTURA ESPANOLA DEL CAUCH
Priority to ES533829ApriorityCriticalpatent/ES8604045A1/en
Publication of ES8604045A1publicationCriticalpatent/ES8604045A1/en
Publication of ES533829A0publicationCriticalpatent/ES533829A0/en
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products
(AREA)
Abstract
The components, consisting of ethyl-vinyl acetate copolymer modified by materials such as polyethylene, ethylene-propylene copolymer or polyisoprene, fillers and colourants are weighed out and mixed. Crosslinking and blowing agents are homogenised together or separately at an initial temp. of 90 deg.C and final temp. of 140 deg.C. - Mixt. is sheeted and shaped into preforms for placing in the moulds in which vulcanisation takes place at around 170 deg.C under approx. 90 kg/sq.cm. pressure.
ES533829A1984-06-201984-06-20Shoe sole prodn. in expanded ethyl-vinyl acetate polymers
ExpiredES8604045A1
(en)