Lid particularly for foodstuff containers and process used for its manufacture

A lid for a foodstuff container comprising:

• a shell shaped lid for being fitted over an opening in the container, the shell having a bottom whose shape corresponds to the opening of the container, the bottom having a surface facing the container's interior when the shell is fitted over the opening;
• a seal, made of material free from polyvinyl chloride, the seal having two sides and a size substantially corresponding to the surface of the bottom, being attached to the bottom over the surface, and sealing the shell onto the container;
• an adhesive paint applied over the surface of the bottom to join the seal to the bottom, the paint including a hydrocarbon compound and at least one metallic pigment, the metallic pigment being dosed with respect to the hydrocarbon compound in such a way the paint reproduces part of the chemical and physical specifications of the shell,
• wherein the seal is stuck to the bottom of the shell and, at the same time, is detachable from the shell.

A lid for a foodstuff container comprising:

• a shell shaped lid for being fitted over an opening in the container, the shell having a bottom whose shape corresponds to the opening of the container, the bottom having a surface facing the container's interior when the shell is fitted over the opening;
• a seal, made of material which is free from polyvinyl chloride, the seal having two sides and a size substantially corresponding to the surface of the bottom, being attached to the bottom over the surface, and sealing the lid onto the container;
• an inscription reproduced on the side of the seal which is attached to the paint;
• an adhesive paint applied over the surface of the bottom to join the seal to the bottom, the paint including a hydrocarbon compound and at least one metallic pigment, the metallic pigment reducing the effective adhesive area of the seal to the bottom;
• and
• a non-stick film having areas substantially corresponding to those of the inscription, the non-stick film being positioned between the inscription and the paint for causing the inscription to adhere to the seal when the seal is detached from the bottom.