Continuous preparation of polyoxymethylene homo- or co-polymer with poor formaldehyde comprises reacting specific amount of formaldehyde initiator and antioxidant

摘要

Continuous preparation (Q) of polyoxymethylene homo- or co-polymer with lean formaldehyde content, comprises reacting formaldehyde initiator (at least 50 wt.%) and antioxidant (80 wt.%). An independent claim is included for formaldehyde-lean polyoxymethylene homo or - copolymer, obtained by the above process.