Aug 2, 2010 #1 zuerich Materials Aug 2, 2010 2 At constant exposure to high temperatures (e.g. 180 C), many grades of PPS discolor badly. Does anobody know of PPS grades that have superior color stability?
At constant exposure to high temperatures (e.g. 180 C), many grades of PPS discolor badly. Does anobody know of PPS grades that have superior color stability?
Aug 11, 2010 #2 patprimmer New member Nov 1, 2002 13,816 I would approach Bayer and Ticona for data. Regards Pat See FAQ731-376 for tips on use of eng-tips by professional engineers & http://eng-tips.com/market.cfmfor site rules Upvote 0 Downvote
I would approach Bayer and Ticona for data. Regards Pat See FAQ731-376 for tips on use of eng-tips by professional engineers & http://eng-tips.com/market.cfmfor site rules
Aug 12, 2010 #3 Demon3 Materials Jun 6, 2005 1,850 Many times discoloration of a polymer is due to the antioxidants and other additives and not the polymer itself. Can you try masking the color change e.g. using carbon black or TiO2 as pigments? Chris DeArmitt PhD FRSC CChem http://www.phantomplastics.comConsultant to the plastics industry Upvote 0 Downvote
Many times discoloration of a polymer is due to the antioxidants and other additives and not the polymer itself. Can you try masking the color change e.g. using carbon black or TiO2 as pigments? Chris DeArmitt PhD FRSC CChem http://www.phantomplastics.comConsultant to the plastics industry
