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Priority to JP2670388UpriorityCriticalpatent/JPH01130989U/ja
Publication of JPH01130989UpublicationCriticalpatent/JPH01130989U/ja
Pelicula de multiplas camadas,termicamente vedavel,processo para aumentar a faixa de temperatura de vedacao de pelicula de homopolimero de propileno e processo para produzir uma embalagem vedada e contraida termicamente,de pelicula de polipropileno