5943-66-8 Purity
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Specification
Viscosification of carbon dioxide by polymers could make large-scale carbon dioxide storage safe and effective. Poly-1-decene (P1D) with approximately 20 repeating units effectively promotes CO2 viscosification, with a 6.5-fold increase in viscosity enhancement at a concentration of 1.8 wt% at 308 K and 31 MPa. For most CO2 sequestration conditions, a five-to-six-fold increase in CO2 viscosity will allow significant sweep improvement and make CO2 storage safe.
How does poly-1-decene achieve CO2 viscosification?
· It is inferred that methyl groups and branching promote dissolution and viscosity. Low molecular weight oligomers can have lower solubility in CO2 than higher molecular weight ones.
· At supercritical pressure conditions of 17 MPa and 24 MPa, the solubility in CO2 is not monotonic.
· At 31 MPa, also a supercritical condition, there is a slow reduction in CO2 solubility with molecular weight followed by a sharp drop.
· For the same concentration, there is increase in viscosity from increase in molecular size. The trend is exponential.
The molecular formula of Poly(1-decene) is C10H20.
The IUPAC name of Poly(1-decene) is dec-1-ene.
The boiling point of Poly(1-decene is greater than 316 °C.
The melting point of Poly(1-decene is -66.3°C.
Poly(1-decene may be used to estimate the pour point (PP) properties of palm oil methyl esters.
The vapor density of Poly(1-decene is 4.84 (Air= 1).
The recommended storage temperature for Poly(1-decene is 2-8°C.
Poly(1-decene is considered to have very poor solubility in water, and is essentially insoluble.
Some synonyms of Poly(1-decene include POLY(1-DECENE), HYDROGENATED and Hydrogenateddecenehomopolymer.
Poly(1-decene has good hydrophobicity to meet specific application needs.