Cellulose Acetate

Cellulose Acetate

Cellulose Acetate

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS	Cellulose
COMMON NAMES	Cellulose Acetate
STRUCTURE BASED NAME
ACRONYMS	CA
CAS #	9035-69-2 (Diacetate) 9012-09-3 (Triacetate)
CurlySMILES

IDENTIFIERS OF MONOMER(S)

CAS #	N/A
COMMON NAMES	N/A
SMILES	N/A
Std. InChI	N/A
Std. InChIKey	N/A
STRUCTURE

Thermo-Physical Properties: Experimental / Literature Data

PROPERTY	UNIT	VALUE / RANGE*	PREFERRED
Molar Volume V_m	mL mol^-1	N/A
Density ρ	g mL^-1	1.29 - 1.31	1.30
Solubility Parameter δ	MPa^1/2	22 - 28	24
Molar Cohesive Energy E_coh	J mol^-1	N/A
Glass Transition Temperature T_g	K	448 - 473 460 - 490	460 (DP 2.9) 480 (DP 2.5)
Molar Heat Capacity C_p	J (mol K)^-1
Entanglement Molecular Weight M_e	g mol^-1
Index of Refraction n	none	1.47 - 1.48	1.48

Thermo-Physical Properties: Calculated Data

PROPERTY	UNIT	VALUE / RANGE	PREFERRED
Molecular Weight of Repeat unit	g mol^-1
Van-der-Waals Volume V_vW	mL mol^-1
Molar Volume V_m	mL mol^-1	N/A
Density ρ	g mL^-1
Solubility Parameter δ	MPa^1/2
Molar Cohesive Energy E_coh	J mol^-1	N/A
Glass Transition Temperature T_g	K
Molar Heat Capacity C_p	J (mol K)^-1
Entanglement Molecular Weight M_e	g mol^-1
Index of Refraction n	none

*The properties depend on the total degree of substitution on the repeating glucose units. The degree of acetylation is typically in the range of 2.4 - 2.9.

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