초록 ▼

The present invention relates to an improved container for citrus juices and other liquids. The container utilizes a paperboard barrier laminate for the containment of essential oils and the prevention of losses of Vitamin C. Also disclosed is a process of making the laminate. The laminate makes use

The present invention relates to an improved container for citrus juices and other liquids. The container utilizes a paperboard barrier laminate for the containment of essential oils and the prevention of losses of Vitamin C. Also disclosed is a process of making the laminate. The laminate makes use of a layer of a heat-sealable ethylene vinyl alcohol copolymer to enhance the barrier properties of the laminate.

대표청구항 ▼

A container for liquids containing essential oils and/or flavors, said container constructed from a laminate comprising: (a) a paperboard substrate; (b) an outer layer of a heat-sealable low density polyethylene polymer coated on said outer surface of said paperboard substrate; (c) an inner layer of

A container for liquids containing essential oils and/or flavors, said container constructed from a laminate comprising: (a) a paperboard substrate; (b) an outer layer of a heat-sealable low density polyethylene polymer coated on said outer surface of said paperboard substrate; (c) an inner layer of heat-sealable low density polyethylene polymer coated on said inner surface of said paperboard substrate; and (d) a liquid contact layer of ethylene vinyl alcohol copolymer heat-sealed with the outside layer of low density polyethylene of the laminate on conventional equipment at temperatures ranging from 250°F.-500°F. extrusion coated on said outer surface of said inner layer of said polyethylene polymer, acting as a barrier to the transport of oxygen and essential oils/flavors therethrough.