We are looking for most effective UV Stabilizer for TPU. As you known, The most annoying problem of TPU is Yellowing trouble. Of course, There is Non yellowing trouble TPU. But It is not cheap.... Then, we want to improve the yellowing trouble of general grade TPU by Additives. Maybe, it will be difficult that alone additive add in polymer system. So, To be mixing or complex type need for a synergistic effect. Anyone, please help us..
Yellowing trouble of TPU
Nov 28, 2006
2 Replies
"canizaro" schrieb:
You can use (informations by literature) :
0.2 % antioxydant Irganox 1010 + 0,4 % sec. antioxydant Irganox PS 800- 1 % UV-absorber Tinuvin P
or:
0.2 % Irganox 1010 + 0,4 % sec. antioxydant Irganox PS 800 + 1 % UV-absorber Tinuvin 327 + 1 % HALS Chimasorb 944or identical products from other sources !!!
Hope it helps .....
Guenter Beyer
Thank you... I will try it !!!!!!!!!!!!!!
Dr. Hans-Guenter Beyer =C0=DB=BC=BA:
Join the Discussion
Have something to add? Share your thoughts — no account required.
Didn't find your answer?
Ask the community — no account required