2026-07-24
Nkhaniyi ikufanizira kulondola kwa njira zitatu zoyezera digirii ya zomatira za silicone. Zosungunulira zosungunulira (zomwe zili ndi gel osakaniza) zimayesa kachigawo kosasunthika kwa maukonde kudzera pa Soxhlet m'zigawo - kuyerekezera mopambanitsa chifukwa cha zigawo zomwe zalumikizidwa molakwika ngati zopingasa, zolondola ± 2-5%, kulondola kwamankhwala otsika kwambiri. DSC imayesa kutentha kotsalira (α = 1-ΔHresidual / ΔHtotal) - yodalirika pa kutembenuka kwapakati-pakatikati koma imapitirira pa kutembenuka kwakukulu chifukwa cha kufalikira-ochepa magulu otsalira, kubwereza <± 2%.
Werengani zambiri
2026-06-12
PTFE mkulu-kutentha nsalu chimagwiritsidwa ntchito mu makampani mankhwala kwa ntchito zisanu ndi ziwiri zofunika: flange gaskets ndi linings chitoliro (amakana zidulo amphamvu / alkalis), riyakitala ndi linings thanki (kupewa dzimbiri zitsulo, kuyeretsa mosavuta), matumba fyuluta kwa dzimbiri chitoliro mpweya (mpaka 260 ° C), odana dzimbiri kukulitsa, zomangira zomangira, zomangira zomangira, zomangira zomangira, zomangira zomangira, zomangira zomangira zolumikizira. composite akamaumba, ndi magetsi / matenthedwe kutchinjiriza wraps. FDA ndi UL magiredi alipo.
Werengani zambiri
2026-06-02
Zopangira zomalizitsa pamwamba zomwe zimagwiritsidwa ntchito pansalu ya fiberglass pamaso pa PTFE zokutira ndizofunikira kwambiri kuti PTFE igwire ntchito ya nsalu yotentha kwambiri. Organosilane coupling agents amapanga milatho ya mamolekyulu pakati pa organic glass fiber ndi organic PTFE, kukulitsa mphamvu ya peel kuchokera pa <2 N/cm mpaka 4-8+ N/cm. Kuchiza koyenera kumathandizanso kukana kutentha (260 ° C+), magwiridwe antchito a dielectric, komanso kukana mankhwala. Nsalu yosasamalidwa imadzetsa delamination, kuphulika, ndi moyo waufupi wautumiki.
Werengani zambiri