Polydadmac.

Yawanci ana amfani da shi azaman flocculant kuma wani lokacin ana haɗa shi da algicide. Sunayen kasuwanci sun haɗa da agequat400, St flocculant, ruwan hoda, cat floc, da sauransu. PDMDAAC yana da tasirin haɗin gwiwa tare da wscp da poly (2-hydroxypropyl dimethyl ammonium chloride). Ana amfani da 413 gabaɗaya azaman taimakon coagulant a cikin maganin ruwa na masana'antu. Bayan ƙara alum coagulant, ana iya adana adadin coagulant da kashi 30%. Misali, bayan ƙara 20 mg / L polyaluminium chloride, ƙara 0.1-0.2 mg / L Polydimethyldiallyl ammonium chloride don ƙara inganci.

Matsakaicin nauyin kwayoyin halitta na PDADMAC yawanci shine 50000 zuwa 700000, kuma danko mai ƙarfi na ruwan 20% shine 50-700cps; Nauyin kwayoyin halitta na samfuran da ke da babban matakin polymerization na iya kaiwa 1000000 zuwa 300000, kuma danko mai ƙarfi shine 1000-3000 CPS. Danko mai ƙarfi shine 80-300ml / g, kuma babban danko zai iya kaiwa 1440ml / g. Gabaɗaya samfurin shine maganin 10-50% tare da yawan 1.02-1.10 g / ml. Ana buƙatar adadin da ake buƙata a cikin ruwan sha ya zama ƙasa da 10mg / L (Taiwan).

Halayyar danko na ruwan PDMDAAC yana da tasirin polyelectrolyte mai mahimmanci. Danko na ciki yana raguwa tare da ƙaruwar yawan gishirin da aka ƙara. Lokacin da yawan NaCl ya fi mita 1, canjin danko na ciki tare da ƙarin yawan gishirin yana da ɗan ƙarami. Ana auna danko na ciki ta amfani da Ubbelohde viscometer a cikin maganin NaCl 1 M a 30 ℃, kuma ana iya samun matsakaicin nauyin danko na kwayoyin halitta bisa ga dabarar.

Ana iya samun nauyin kwayoyin halitta na PDMDAAC daga wannan dabarar, inda ake auna danko na ciki a cikin maganin NaCl 1 M a 30 ℃: 407.

[ η] = 1.12 * 10-4M0. tamanin da biyu

Huang da Reichert sun yi nazarin rage nauyin zafi na PDMDAAC a cikin yanayin zafi daban-daban. Rage nauyi daga 53.3-130 ℃ ya faru ne sakamakon rashin ruwa; A kiyaye ba tare da canzawa ba tsakanin 130-200 ℃; Rage nauyi a 200-310 ℃ shine 41.4%, wanda ya faru ne saboda ruɓewar zafi. Ba a sami wurin narkewa ba a duk lokacin dumama. Zafin canjin gilashi na PDMDAAC tare da nauyin kwayoyin halitta na 33 kDa shine 8 ℃.

PDADMAC ba shi da guba ga kifin bakan gizo kamar chitosan (Waller et al. 1993). Duk da haka, PDADMAC don maganin ruwa yana da ƙuntatawa akan abun ciki na monomer.

PDMDAAC a China yana da yawan sinadarin monomer. An gwada PDMDAAC na masana'antun sinadarai guda biyu kuma an gano cewa sinadarin monomer ya kai kashi 12.5% ​​da 7.89% (an ƙididdige shi a matsayin mai ƙarfi. An canza shi zuwa kashi 40%, abun da ke cikin samfurin ya kai kashi 5.0% da 3.2%, wanda ya fi girman Ma'aunin Amurka na 0.2% da kuma ma'aunin Turai na 0.5% 380 ga samfuran da ba a ƙayyade adadin monomer ba, abun da ke cikin monomer na iya zama mafi girma. An bayar da danko na ciki na monomer mai ɗauke da PDMDAAC ta hanyar dabarar da ke ƙasa: 411.

log[ η'] = log[ η] + lgX';

[380] Brown da sauransu, 2007; Puschner da sauransu, 2007.

[407] Zhao Huazhang, Gao Baoyu Ci gaban bincike na polymer dimethyl diallyl ammonium chloride (DMDAAC) maganin ruwa na masana'antu 1999, (6).

[411] Jia Xu, Zhang Yuejun Tasirin juyar da monomer akan danko na ciki na Polydimethyldiallyl ammonium chloride Mujallar Jami'ar Fasaha ta Nanjing (BUGA TA KIMIYYA TA HALITTA) 2010, 34(6), 380-385.

[413] Takardar izinin mallaka ta Amurka 5529700, Abubuwan da ke ɗauke da ƙwayoyin cuta ko ƙwayoyin cuta masu guba waɗanda ke ɗauke da ƙwayoyin cuta na Ammonium na Quaternary. dubu ɗaya da ɗari tara da casa'in da biyar.