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Individual
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Individual
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Priority to ES0237316ApriorityCriticalpatent/ES237316A1/en
Publication of ES237316A1publicationCriticalpatent/ES237316A1/en
Treatment And Processing Of Natural Fur Or Leather
(AREA)
Abstract
Procedure for the application of coatings on leathers, consisting essentially of preparing a homogeneous varnish composed of 25 to 40% polyvinyl chloride; 0.05 to 0.10% stabilizer; 20 to 25% actylo adipate; 20 to 25% pigment; 0.05 to 0.10% of cadmium salts; 5 to 8% kerosene, which is applied on a thin sheet of metal, good conductor of the heat, until forming on it a film whose thickness corresponds approximately to about 200 to 250 gr. Per m2, equivalent to about 50 microns, then proceeding, and then gelling said film to the transport of the same on the leather, which will have been previously prepared by grinding to the grinding wheel and degreased, for whose transport the leather is placed on a pad of elastic material, arranged in turn on the fixed plate of a press, cold and in such a way that the face corresponding to the flower of said leather is visible, on which the metal sheet is applied by its face coated with the film above mentioned plastic, after which the hot pressing is carried out at a temperature of about 160º c. And under a pressure of the order of 1 to 1.5 kg, per cm2, for about 40 seconds, approximately, when the operation of which is cooled, the natural or forced assembly and the metal sheet is separated, from which the film will have detached plastic that will be incorporated into the leather. (Machine-translation by Google Translate, not legally binding)
ES0237316A1957-08-221957-08-22Procedure for applying coatings on leather (Machine-translation by Google Translate, not legally binding)
ExpiredES237316A1
(en)
A method of achieving a preliminary non-adherent contact between a sticky adhesive surface and an adhesive receptor surface. (Machine-translation by Google Translate, not legally binding)
Procedure to apply on a continuous surface a layer or varnish film that offers perfect polishing (Machine-translation by Google Translate, not legally binding)
Procedure for the production of matrices to obtain plastic laminates, panels coated with decorative papers and similar with relief effect. (Machine-translation by Google Translate, not legally binding)