Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
La Seda de Barcelona SA
Original Assignee
La Seda de Barcelona SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by La Seda de Barcelona SAfiledCriticalLa Seda de Barcelona SA
Priority to ES342971ApriorityCriticalpatent/ES342971A3/en
Publication of ES342971A3publicationCriticalpatent/ES342971A3/en
Manufacture Of Macromolecular Shaped Articles
(AREA)
Shaping By String And By Release Of Stress In Plastics And The Like
(AREA)
Abstract
Process for the manufacture of heterofilaments that curl spontaneously upon stretching, constituted by at least two polymeric components, at least one of which is a non-elastomeric component which, stretched, can be extended up to 300% of its initial length, characterized in that, at least one of the elastomer components used has a recoverable elongation of 80-100%. (Machine-translation by Google Translate, not legally binding)
ES342971A1967-07-031967-07-03Procedure for the manufacture of heterofilaments. (Machine-translation by Google Translate, not legally binding)
ExpiredES342971A3
(en)
Procedure for the production of a sheet with a mixture based on plastic matter containing oriented fibers. (Machine-translation by Google Translate, not legally binding)