Synthesis of Iron Doped Zeolite Imidazolate Framework-8 and Its Remazol Deep Black RGB Dye Adsorption Ability

<div>The proposed mechanism of RDB adsorption onto ZIF-8 or Fe-ZIF-8 at pH &lt; <svg height="12.1156pt" id="M230" style="vertical-align:-3.727619pt" version="1.1" viewbox="-0.0498162 -8.38798 34.4292 12.1156" width="34.4292pt" 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="M169 380V459C122 440 66 423 24 416V392C86 384 90 382 90 317V-135C90 -201 81 -207 17 -213V-240H253V-213C176 -207 169 -201 169 -125V6C182 -1 208 -11 238 -12C368 12 487 109 487 260C487 358 421 449 310 449C298 449 279 444 261 433L169 380ZM169 346C196 367 237 389 269 389C341 389 403 329 403 221C403 109 347 37 263 37C228 37 191 53 169 76V346Z" id="g121-110"></path><glyph.data ascent="989" descent="-360" horiz-adv-x="524" vert-adv-y="524"></glyph.data></g><g transform="matrix(.013,0,0,-0.013,6.812,0)"><path d="M729 650H468V622C546 615 554 610 554 527V365H213V527C213 610 221 616 297 622V650H38V622C120 616 128 611 128 527V123C128 39 120 34 40 28V0H303V28C221 34 213 40 213 123V322H554V123C554 39 546 34 460 28V0H728V28C647 34 639 39 639 123V527C639 610 647 615 729 622V650Z" id="g121-70"></path><glyph.data ascent="989" descent="-360" horiz-adv-x="766" vert-adv-y="766"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,16.833,3.564)"><path d="M566 179C549 130 530 96 510 76C481 47 444 40 324 40C256 40 195 42 160 46C300 249 436 439 576 636L568 650H166C135 650 125 652 113 675H86L74 488H108C119 533 131 558 144 577C160 601 179 610 283 610H454C313 407 172 215 31 16L40 0H564C575 40 593 135 601 172L566 179Z" id="g58-88"></path><glyph.data ascent="1007" descent="-369" horiz-adv-x="615" vert-adv-y="615"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,22.429,3.564)"><path d="M46 650V618C122 613 130 611 130 522V128C130 46 123 40 40 32V0H319V32C227 40 217 42 217 128V279L292 260C303 259 322 258 338 261C436 272 534 337 534 467C534 534 508 580 469 609C428 640 371 650 299 650H46ZM217 558C217 585 220 596 228 603C235 610 256 615 284 615C367 615 435 571 435 463C435 339 358 304 291 304C256 304 229 310 217 317V558Z" id="g58-78"></path><glyph.data ascent="1007" descent="-369" horiz-adv-x="573" vert-adv-y="573"></glyph.data></g><g transform="matrix(.0091,0,0,-0.0091,27.644,3.564)"><path d="M618 181C565 77 513 26 413 26C264 26 151 150 151 336C151 486 240 625 407 625C516 625 573 582 600 475L634 483C627 540 622 581 613 638C585 643 518 665 435 665C211 665 46 526 46 315C46 158 157 -15 406 -15C480 -15 564 4 594 12C612 43 638 121 651 168L618 181Z" id="g58-65"></path><glyph.data ascent="1007" descent="-369" horiz-adv-x="673" vert-adv-y="673"></glyph.data></g></svg>. 2-Melm: 2-methylimidazole.</div>

Journal of Chemistry

fig11

Figure 11

Figure 11: Synthesis of Iron Doped Zeolite Imidazolate Framework-8 and Its Remazol Deep Black RGB Dye Adsorption Ability 