Influence of Guluronic and Mannuronic Groups in Sodium Alginate Blends with Silk Fibroin: Phase Equilibrium and Thermodynamic Modeling

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left"></td><td class="align_center"><i>β</i></td><td class="align_center"><svg height="11.7574pt" id="M40" style="vertical-align:-3.291129pt" version="1.1" viewbox="-0.0498162 -8.46627 14.7765 11.7574" width="14.7765pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M811 650H544L534 613L558 611C603 606 600 592 573 565C511 501 433 435 370 390C355 379 325 363 294 352L325 517C340 595 346 605 427 613L435 650H125L117 613C202 606 211 597 196 518L123 133C108 53 103 44 25 37L16 0H324L332 37C242 44 239 54 253 133L287 310C298 318 315 316 334 284C392 185 456 83 513 0H710L717 37C669 43 647 50 601 114C536 206 484 287 428 381C497 438 558 488 646 552C717 608 750 612 803 616L811 650Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,10.361,3.132)"><path d="M396 381C396 424 350 457 289 457C241 457 192 434 152 403C107 368 87 338 87 295C87 234 153 191 207 160C265 127 277 107 277 90C277 72 260 56 229 56C190 56 140 95 98 139C87 151 81 152 58 140C39 130 22 104 22 78C22 33 94 -12 163 -12C254 -12 374 61 374 153C374 210 332 245 263 283C225 304 184 329 184 356C184 375 196 389 224 389C267 389 302 358 324 325C331 314 343 313 355 321C381 338 396 361 396 381Z"></path></g></svg> (mL/g)</td><td class="align_center"><i>R</i><sup>2</sup></td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Alginate-M</td><td class="align_center">−0.0746</td><td class="align_center">77.4</td><td class="align_center">0.99</td></tr><tr><td class="align_left">Algnate-G</td><td class="align_center">−0.4936</td><td class="align_center">199.3</td><td class="align_center">0.85</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Constant of solubility (<span class="nowrap"><svg height="11.927pt" id="M39" style="vertical-align:-3.291101pt" version="1.1" viewbox="-0.0498162 -8.6359 13.3425 11.927" width="13.3425pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M743 650H503L496 622L527 618C563 613 564 603 532 573C449 495 371 431 323 392C301 374 272 355 246 346L280 522C297 609 300 614 379 622L385 650H135L129 622C209 614 215 609 198 522L124 133C106 39 99 35 23 28L17 0H271L277 28C193 35 192 39 208 133L239 316C264 328 280 325 303 288C368 183 435 90 502 0H652L659 28C602 34 584 43 543 94C495 154 403 283 347 369L574 554C634 603 659 612 735 624L743 650Z"></path></g><g transform="matrix(.0091,0,0,-0.0091,9.23,3.132)"><path d="M357 391C357 416 325 451 270 451C241 451 179 431 146 400C109 365 97 334 97 307C97 248 143 213 196 180C250 146 261 123 261 101C261 75 237 40 190 40C153 40 110 72 86 109C81 116 68 119 55 112C37 102 24 87 24 66C24 30 85 -12 137 -12C229 -12 331 62 331 140C331 189 304 218 236 260C197 284 164 309 164 346C164 381 194 400 220 400C259 400 282 380 304 350C310 342 321 339 330 344C347 353 357 372 357 391Z"></path></g></svg>)</span> and constant <i>β</i> obtained by the linearization of Cohn equation.</div>

Advances in Polymer Technology

tab7

Table 7

Table 7: Influence of Guluronic and Mannuronic Groups in Sodium Alginate Blends with Silk Fibroin: Phase Equilibrium and Thermodynamic Modeling 