Cyclopentane Blowing Agent for Refrigerator Foam

Item

Index

Cyclopentane mass fraction%                

95.0

n-hexane mass fraction%                 

0.001

benzene mass fraction%                      

0.0001

other C5 and C5 below hydrocarbon mass fraction/%

residue

moisture mass fraction/%                      

0.015

sulfur content/(ug/ml)                      

2

Item

Data

melting point

-93.8

boiling point (101.3Mpa)

49.25

relative density(101.3MPa)D429

0.7454

refractive index(20)

1.4065

Dielectric constant(20)

1.965

Dipole moment

0.00

viscosity (25)mPa.s

0.416

surface tension (25)N/m

21.82x103

flashing point (lower point)

-42.00

ignition temperature

361

heat of evaporation(25) k/mol

28.5

combusting degree(25) k/mol

3072.94

heat of formation(25) kI/mol

-105.84

specific heat capacity(25,liquid,constant pressure)kJ/(kg.K)

1.81

critical temperature

238.5

critical pressureMPa

4.51

solubility (20,water)wt%

0.0142

vapor pressure (23.572)kPa

40

thermal conductivityW/(mk)

116.39x103

explosion rangevol%

1.4-8.0