Method for producing improved opaque polymeric films
Номер патента: EP1157068A1
Опубликовано: 28-11-2001
Автор(ы): Robert G. Peet
Принадлежит: ExxonMobil Oil Corp
Опубликовано: 28-11-2001
Автор(ы): Robert G. Peet
Принадлежит: ExxonMobil Oil Corp
Реферат: A method for producing an opaque polymeric film comprises: (a) extruding a base layer comprising a polymeric matrix and at least one cavitating agent; (b) coextruding at least one additional layer on at least one side of the base layer; (c) cooling the coextruded multi-layer film; and then (d) orienting the film in at least the machine direction (MD); wherein at least said base layer contains a fluoropolymer.
Method for producing improved polymeric films
Номер патента: US6632383B1. Автор: Robert G. Peet. Владелец: ExxonMobil Oil Corp. Дата публикации: 2003-10-14.