Heat stability is dependent on concentration polymer type and residence time.
The temperatures above are guidelines only. For materials mentioned that are not Bayer products, appropriate industrial hygiene and other safety precautions recommended by their manufacturers should be followed. Before working with any product mentioned in this publication, you must read and become familiar with the available information concerning its hazards, proper use and handling. This can not be overemphasized. Information is available in several forms, e.g., material safety data sheets and product labels.