HIGH-PRESSURE FLUID PHASE EQUILIBRIUM (HPPE) DATA OF COPOLYMER SOLUTIONS

DATA OF COPOLYMER SOLUTIONS 4.1. Cloud-point and/or coexistence curves of quasibinary solutions Polymer (B): poly(cyclohexene oxide-co-carbon dioxide) 2005SCH Characterization: Mw/g.mol1 = 12000, Mw/Mn < 1.2, synthesized in the laboratory Solvent (A): carbon dioxide CO2 124-38-9

Type of data: cloud points

wB 0.0051 was kept constant

T/K 455.06 459.66 465.20 475.95 479.33 479.93 P/MPa 335 309 292 257 254 252 Polymer (B): poly(ethylene-co-acrylic acid) 2003BUB Characterization: Mn/g.mol1 = 21700, Mw/g.mol1 = 86000, 3.5 mol% acrylic acid, synthesized in the laboratory by high-pressure radical polymerization Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.03 was kept constant

T/K 433.15 438.15 443.15 448.15 453.15 458.15 463.15 468.15 473.15 P/bar 2815 2645 2535 2425 2270 2135 2040 1950 1830

T/K 483.15 493.15 503.15 513.15 523.15 533.15 P/bar 1725 1610 1520 1435 1370 1299 Polymer (B): poly(ethylene-co-acrylic acid) 2003BUB Characterization: Mn/g.mol1 = 19100, Mw/g.mol1 = 63300, 3.8 mol% acrylic acid, synthesized in the laboratory by high-pressure radical polymerization Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.03 was kept constant

T/K 438.15 443.15 448.15 453.15 458.15 463.15 468.15 473.15 478.15 P/bar 2880 2730 2615 2465 2355 2220 2085 1995 1895

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continued

T/K 483.15 493.15 503.15 513.15 523.15 533.15 P/bar 1810 1685 1570 1470 1395 1325 Polymer (B): poly(ethylene-co-acrylic acid) 2003BUB Characterization: Mn/g.mol1 = 12600, Mw/g.mol1 = 42100, 5.5 mol% acrylic acid, synthesized in the laboratory by high-pressure radical polymerization Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.03 was kept constant

T/K 473.15 478.15 483.15 488.15 493.15 498.15 503.15 513.15 523.15 P/bar 2820 2700 2540 2390 2255 2110 1990 1785 1630

T/K 533.15 P/bar 1490 Polymer (B): poly(ethylene-co-acrylic acid) 2003BUB Characterization: Mn/g.mol1 = 30980, Mw/g.mol1 = 82300, 5.7 mol% acrylic acid, synthesized in the laboratory by high-pressure radical polymerization Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.03 was kept constant

T/K 483.15 488.15 493.15 498.15 503.15 508.15 513.15 518.15 523.15 P/bar 2585 2435 2295 2150 2040 1930 1820 1730 1660

T/K 533.15 P/bar 1520 Polymer (B): poly(ethylene-co-acrylic acid) 2003BUB Characterization: Mn/g.mol1 = 9280, Mw/g.mol1 = 31910, 6.7 mol% acrylic acid, synthesized in the laboratory by high-pressure radical polymerization Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.03 was kept constant

T/K 488.15 493.15 498.15 503.15 508.15 513.15 518.15 523.15 529.15 P/bar 2960 2760 2555 2370 2200 2050 1910 1800 1695

T/K 533.15 P/bar 1610

________________________________________________________________________ Polymer (B): poly(ethylene-co-acrylic acid) 2002BEY Characterization: Mn/g.mol1 = 22700, Mw/g.mol1 = 258000, 6.0 wt% acrylic acid, Exxon Co., Machelen, Belgium Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.05 0.05 0.05 0.05 0.05 T/K 522.65 497.55 472.75 447.05 423.05 P/bar 1302 1394 1539 1779 2153 Polymer (B): poly(ethylene-co-acrylic acid) 2002BEY Characterization: Mn/g.mol1 = 19900, Mw/g.mol1 = 235000, 7.5 wt% acrylic acid, Exxon Co., Machelen, Belgium Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.05 0.05 0.05 0.05 0.05 T/K 523.35 497.85 472.35 447.85 434.25 P/bar 1340 1442 1637 1946 2196 Polymer (B): poly(ethylene-co-acrylic acid) 2002BEY Characterization: 8.0 wt% acrylic acid, Exxon Co., Machelen, Belgium Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.05 0.05 0.05 0.05 0.05 T/K 523.05 497.95 472.65 447.65 433.05 P/bar 1349 1469 1692 2037 2367 Polymer (B): poly(ethylene-co-acrylic acid) 2002BEY Characterization: Mn/g.mol1 = 23400, Mw/g.mol1 = 227000, 9.0 wt% acrylic acid, Exxon Co., Machelen, Belgium Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.05 0.05 0.05 0.05 T/K 522.65 497.75 471.85 447.55 P/bar 1390 1521 1779 2209 Polymer (B): poly(ethylene-co-acrylic acid) 2002BEY Characterization: Mn/g.mol1 = 23700, Mw/g.mol1 = 205000, 11.0 wt% acrylic acid, Exxon Co., Machelen, Belgium Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

continued

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continued

wB 0.05 0.05 0.05 T/K 524.05 497.35 472.35 P/bar 1484 1686 2104 Polymer (B): poly(ethylene-co-acrylic acid) 2002BEY Characterization: 15.0 wt% acrylic acid, Exxon Co., Machelen, Belgium Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.05 0.05 0.05 T/K 522.05 498.05 475.45 P/bar 1732 2066 2647 Polymer (B): poly(ethylene-co-benzyl methacrylate) 2004LAT Characterization: 3.3 mol% benzyl methacrylate, synthesized in the laboratory Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.05 was kept constant

T/K 389.15 411.15 430.15 450.15 470.15 489.15 510.15 P/bar 1697 1581 1501 1426 1366 1311 1268 Polymer (B): poly(ethylene-co-benzyl methacrylate) 2004LAT Characterization: Mn/g.mol1 = 47100, Mw/g.mol1 = 73500, 12.7 mol% benzyl methacrylate, synthesized in the laboratory Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.05 was kept constant

T/K 373.15 393.15 413.15 433.15 453.15 468.15 488.15 508.15 528.15 P/bar 1903 1748 1656 1579 1512 1459 1410 1361 1302 Polymer (B): poly(ethylene-co-benzyl methacrylate) 2004LAT Characterization: Mn/g.mol1 = 36900, Mw/g.mol1 = 60700, 20.0 mol% benzyl methacrylate, synthesized in the laboratory Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.05 was kept constant

T/K 458.15 473.15 483.15 488.15 P/bar 2006 1830 1747 1722

________________________________________________________________________ Polymer (B): poly(ethylene-co-benzyl methacrylate) 2004LAT Characterization: Mn/g.mol1 = 36900, Mw/g.mol1 = 61100, 26.1 mol% benzyl methacrylate, synthesized in the laboratory Solvent (A): ethene C2H4 74-85-1

Type of data: cloud points

wB 0.05 was kept constant

T/K 458.15 473.15 483.15 493.15 503.15 513.15 523.15 528.15 P/bar 2380 2299 2230 2123 2055 2014 1949 1881 Polymer (B): poly(ethylene-co-1-butene) 2004KER Characterization: Mn/g.mol1 = 230000, Mw/g.mol1 = 232500, 20.2 mol% 1-butene, 10 ethyl branches per 100 backbone C-atomes, completely hydrogenated polybutadiene, synthesized in the laboratory Solvent (A): n-butane C4H10 106-97-8

Type of data: cloud points

wB 0.001-0.006 T/K 403.15 P/bar 175 Polymer (B): poly(ethylene-co-1-butene) 1999CHE Characterization: Mn/g.mol1 = 6430, Mw/g.mol1 = 6690, 8.6 mol% 1-butene, completely hydrogenated polybutadiene, 8.6 mol% 1,2-units, Polymer Source, Inc., Dorval, Quebec Solvent (A): 1-butene C4H8 106-98-9

Type of data: cloud points

wB 0.00075 was kept constant

T/K 428.65 428.15 420.95 415.95 409.15 401.25 395.05 391.95 383.85 P/bar 90.1 88.8 80.5 72.3 63.5 50.3 40.7 34.6 23.5

T/K 381.55 328.85 327.75 326.85 P/bar 20.8 48.4 89.0 132.3

Comments: The last three data points are temperature-induced phase transitions.