e/PTFE structured packing

Information
has gloss	eng: PTFE Structured Packing refers to a range of specially designed materials for use in absorption and distillation columns and chemical reactors. PTFE Structured packing typically consist of thin corrugated PTFE Sheets arranged in a way that they force fluids to take complicated paths through the column, thereby creating a large surface area for contact between different phases.
lexicalization	eng: Ptfe structured packing
instance of	(noun) generic name for certain synthetic or semisynthetic materials that can be molded or extruded into objects or films or filaments or used for making e.g. coatings and adhesives plastic