im trying to work out the % crystallinity using differential scanning calorimetry. so i need the standard heat of HDPE.
2006-06-22 04:22:59 · 3 answers · asked by tony 1 in Science & Mathematics ➔ Chemistry
I don't understand 100% your question. But one of the best sources of information for any kind of chemicals is NIST.
Below you have some data on polyethylene.
http://webbook.nist.gov/cgi/cbook.cgi?ID=C9002884&Units=SI&Mask=4#Thermo-Phase
http://webbook.nist.gov/cgi/cbook.cgi?ID=C9002884&Units=SI&Mask=2#Thermo-Condensed
http://webbook.nist.gov/cgi/cbook.cgi?ID=C9002884&Units=SI&Type=SS
Good luck!
2006-06-22 19:27:57 · answer #1 · answered by dan_zzz2000 2 · 0⤊ 0⤋
HDPE is worked at 220C-250_C
2006-06-23 02:36:51 · answer #2 · answered by Norm k 1 · 0⤊ 0⤋
Standard heat of what ??????? Formation ?????
2006-06-22 06:19:01 · answer #3 · answered by ag_iitkgp 7 · 0⤊ 0⤋