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1982年,加拿大 Twinpak 公司软包装部开始使用真空金属化涂敷工艺生产金属化薄膜。这种生产工艺与该公司以前已鉴定通过的工艺稍有不同。然而,这家公司认为用新工艺生产的薄膜完全适用于他们的产品包装
In 1982, Canada’s Twinpak Soft Packaging Division began using vacuum metallization coating process to produce metallized films. This production process is slightly different from what the company has previously certified. However, the company believes that films made with the new process are perfectly suited for their product packaging