Process for adhering a polyester fibrous material with a rubber
Abstract
Abstract A STRONG ADHESION OF A POLYESTER FIBROUS MATERIAL AND A RUBBER IS OBTAINED BY USING TWO BATHS FOR IMMERSING THE POLYESTER FIBROUS MATERIAL. THE FIRST BATH IS AN AQUEOUS SOLUTION OF TRIGLYCIDYL ISOCYANURATE, WHICH IS A REACTION PRODUCT OF ISOCYANURIC ACID AND EPICHLOROHYDRIN AND THIS BATH MAY BE ADDED WITH A SECOND COMPONENT OF AN AMINE, AMINE DERIVATIVE, POLYBASIC CARBOXYLIC ACID OR POLYBASIC ACID ANHYDRIDE. THE SECOND BATH IS AN AQUEOUS SOLUTION OF A RESORCIN-FORMALDEHYDE RESIN AND A RUBBER LATEX SOLUTION. NAMELY THE POLYESTER FIBROUS MATERIAL IS IMMERSED IN THE FIRST BATH AND THE IMMERSED FIBROUS MATERIAL IS APPLIED TO A HEAT-TREATMENT AND THEN IMMERSED IN THE SECOND BATH, THEREAFTER APPLIED TO AGAIN A HEATTREATMENT AND THE THUS TREATED FIBROUS MATERIAL IS CONTACTED WITH A VULCANIZABLE RUBBER COMPOSITION AND THE ASSEMBLY IS SUBJECTED TO A VULCANIZATION.
Inventors
- 👤 Ichiro Iwami
- 👤 Yukio Fukuura
Bibliographic Details
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