초록 ▼

Process for forming a multilayered plastic article and multilayered plastic preform and container, wherein a polyepoxide or a liquid crystal polymer in the liquid form is applied to a substrate in a thickness which varies over the extent of the substrate to form a multilayered substrate, forming a t

Process for forming a multilayered plastic article and multilayered plastic preform and container, wherein a polyepoxide or a liquid crystal polymer in the liquid form is applied to a substrate in a thickness which varies over the extent of the substrate to form a multilayered substrate, forming a tubular liner from said multilayered substrate, and coating the tubular liner with an outer layer.

대표청구항 ▼

[ What is claimed is:] [1.] A multilayered plastic container, which comprises:an upper portion having at least an inner layer and an outer layer;an intermediate sidewall portion having at least an inner layer and an outer layer; anda base portion having at least an inner layer and an outer layer;whe

[ What is claimed is:] [1.] A multilayered plastic container, which comprises:an upper portion having at least an inner layer and an outer layer;an intermediate sidewall portion having at least an inner layer and an outer layer; anda base portion having at least an inner layer and an outer layer;wherein said inner layer is a laminate having an innermost layer and a second layer between the innermost layer and the outer layer, said second layer having a thickness which varies from the upper portion to the sidewall portion and which varies from the sidewall portion to the base portion, and wherein said second layer is a barrier material selected from the group consisting of a polyepoxide, a liquid crystal polymer, and an inorganic barrier material, wherein the barrier layer is thicker at the sidewall portion than at the upper portion.