Extrusion dryer for rubbery polymer, method for drying rubbery polymer, and method for producing rubbery polymer

摘要

What is claimed is: 1. A rubber-like polymer extrusion dryer comprising a cylinder and a die having a plurality of openings at one end of the cylinder, wherein the opening has an opening base and at least one opening extension communicating with the opening base. Wherein the opening extension has a shape in which the opening width increases in a direction away from the opening base.