羟丙基甲基纤维素

我要询价

ITEMS	STANDARD
Apperance	white to grey while,odourless,tasteless powder
Apparent density,g/cm3	0.25~0.70
Chromotropic temperature, ℃	190~200
Carbonification temperature, ℃	225~230
Densitykg/L	1.39
Relative flammability(700℃ in furnace)	90+
Density,kg/L,1% solution	1.0012
5%solution	1.0117
10%solution	1.0245
Refractive index	1.336
Specific volume of given concentration,mL/g	0.717~0.767
Surface tension,,25℃,mN/m	44~56
Interfacial tension(in paraffin oil),25℃,mN/m	18~30
Fel temperature,℃	54~70
Relative density	1.29
Area factor(0.0025mm),m2/kg	36.7
water steam,37℃,90%~100%,rh	520
oxygen,24℃	560
Tensile strength,24℃,50%rh,MPa	58.6~61
Elongation rate,24℃,50%rh,%	5-10
UV stability,500rh	excellent
Oil resistance	excellent
UV light transmittance,400nm%	82
290nm%	34
210nm%	6
Refractive index	-
Softening point, ℃	240
Melting point℃	260
Carbonification temperature,℃	270