Poly(caprolactone)

Poly(caprolactone)

Poly(caprolactone)

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS	Polyesters
COMMON NAMES	Poly(caprolactone), Poly(6-hexanolactone)
STRUCTURE BASED NAME	Poly(1,7-oxepan-2-one), Poly(oxy-1-oxohexamethylene)
ACRONYMS	PCL
CAS #	24980-41-4
CurlySMILES	C{-}CCCCC(=O)O{n+}

IDENTIFIERS OF MONOMER(S)

CAS #	502-44-3
COMMON NAMES	ε-Caprolactone
SMILES	O=C1CCCCCO1
Std. InChI	1S/C6H10O2/c7-6-4-2-1-3-5-8-6/h1-5H2
Std. InChIKey	PAPBSGBWRJIAAV-UHFFFAOYSA-N
STRUCTURE

Thermo-Physical Properties: Experimental / Literature Data

PROPERTY	UNIT	VALUE / RANGE	PREFERRED
Molar Volume V_m	mL mol^-1	99.7 - 104.2	102.3
Density ρ	g mL^-1	1.10 - 1.15	1.12
Solubility Parameter δ	MPa^1/2	19.1 - 19.3	19.2
Molar Cohesive Energy E_coh	J mol^-1	37000 - 37700	37350
Glass Transition Temperature T_g	K	208 - 213	207
Molar Heat Capacity C_p	J (mol K)^-1	207
Entanglement Molecular Weight M_e	g mol^-1
Index of Refraction n	none	1.46

Thermo-Physical Properties: Calculated Data

PROPERTY	UNIT	VALUE / RANGE	PREFERRED
Molecular Weight of Repeat unit	g mol^-1	114.14
Van-der-Waals Volume V_vW	mL mol^-1	66.48
Molar Volume V_m	mL mol^-1	100.2 - 102.4	101.3
Density ρ	g mL^-1	1.11 - 1.14	1.13
Solubility Parameter δ	MPa^1/2	18.6 - 19.8	19.2
Molar Cohesive Energy E_coh	J mol^-1	34600 - 39900	37500
Glass Transition Temperature T_g	K	189 - 221	205
Molar Heat Capacity C_p	J (mol K)^-1	202 - 223	220
Entanglement Molecular Weight M_e	g mol^-1	2200 - 2600	2400
Index of Refraction n	none	1.47 - 1.49	1.48

Last updated: December 10, 2019

back to top