Poly(4-tert-butylstyrene)

Poly(4-tert-butylstyrene)

Poly(4-tert-butylstyrene)

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS	Polystyrenes
COMMON NAMES	Poly(4-tert-butylstyrene)
STRUCTURE BASED NAME	Poly[1-(4-tert-butylphenyl)ethane-1,2-diyl], Poly(4-tert-butylphenylethylene)
ACRONYMS
CAS #	26009-55-2
CurlySMILES	C{-}C{n+}(c1ccc(cc1)C(C)(C)C)

IDENTIFIERS OF MONOMER(S)

CAS #	1746-23-2
COMMON NAMES	4-tert-Butylstyrene
SMILES	C=Cc1ccc(cc1)C(C)(C)C
Std. InChI	1S/C12H16/c1-5-10-6-8-11(9-7-10)12(2,3)4/h5-9H,1H2,2-4H3
Std. InChIKey	QEDJMOONZLUIMC-UHFFFAOYSA-N
STRUCTURE

Thermo-Physical Properties: Experimental / Literature Data

PROPERTY	UNIT	VALUE / RANGE	PREFERRED
Molar Volume V_m	mL mol^-1	168.7
Density ρ	g mL^-1	0.95	0.95
Solubility Parameter δ	MPa^1/2	16.6
Molar Cohesive Energy E_coh	J mol^-1	46500
Glass Transition Temperature T_g	K	399 - 422	402
Molar Heat Capacity C_p	J (mol K)^-1
Entanglement Molecular Weight M_e	g mol^-1	13000 - 38000	22000
Index of Refraction n	none

Thermo-Physical Properties: Calculated Data

PROPERTY	UNIT	VALUE / RANGE	PREFERRED
Molecular Weight of Repeat unit	g mol^-1	160.26
Van-der-Waals Volume V_vW	mL mol^-1	107.25
Molar Volume V_m	mL mol^-1	161.8 - 172.2	166.1
Density ρ	g mL^-1	0.96 - 0.99	0.96
Solubility Parameter δ	MPa^1/2	16.8 - 17.9	17.3
Molar Cohesive Energy E_coh	J mol^-1	47800 - 52700	50000
Glass Transition Temperature T_g	K	389 - 431	406
Molar Heat Capacity C_p	J (mol K)^-1	217 - 233	224
Entanglement Molecular Weight M_e	g mol^-1	26000 - 40000	31500
Index of Refraction n	none	1.53 - 1.55	1.54

Last updated: October 11, 2015

back to top