iroyin

Awọn ẹgbẹ iṣẹ ti o le jẹ sulfonated tabi sulfated nipasẹ SO3 ni a pin ni akọkọ si awọn ẹka mẹrin; oruka benzene, ẹgbẹ hydroxyl oti, ilọpo meji, A-erogba ti ẹgbẹ Ester, awọn ohun elo aise ti o baamu jẹ alkylbenzene, oti ọra (ether), olefin, fatty acid methyl ester (FAME), awọn ọja aṣoju jẹ laini ile-iṣẹ alkyl benzene sulfonate (lẹhinna) tọka si bi Las), AS, AES, AOS ati MES. Atẹle lati ṣafihan ipo idagbasoke ti sulfonic acid to wa ati awọn surfactants sulfate ni ibamu si tito lẹtọ nipasẹ awọn ẹgbẹ iṣẹ ṣiṣe Organic le jẹ sulfonated nipasẹ SO3.

2.1 alkylaryl sulfonates
Alkyl aryl sulfonate tọka si kilasi ti awọn surfactants sulfonate ti a pese sile nipasẹ ifaseyin sulfonation pẹlu sulfur trioxide pẹlu oruka oorun didun bi ẹgbẹ iṣẹ ṣiṣe Organic. Awọn ọja aṣoju pẹlu LAS ati gigun-gun alkyl benzene sulfonate, Heavy alkylbenzene sulfonate (HABS), epo sulfonate ati alkyl diphenyl ether disulfonate, ati bẹbẹ lọ.

2.1.1 Industrial laini alkyl benzene sulfonate
Las ti gba nipasẹ sulfonation, ti ogbo, hydrolysis ati didoju ti alkylbenzene. Las ti wa ni ipamọ nigbagbogbo ati tita ni irisi alkylbenzene sulfonic acid. Ni lilo gangan, o jẹ didoju pẹlu alkali. Tun wa ni ipamọ ati tita ni irisi bi awọn iyọ iṣuu soda. Las ni o ni ti o dara wetting, emulsifying, foomu ati detergency, ati awọn ti o ni o dara ibamu pẹlu awọn miiran surfactants (AOS, AES, AEO), ati awọn ti o ni o ni kan jakejado ibiti o ti ohun elo ni ile fifọ aaye bi fifọ powder, detergent ati fifọ omi. Alailanfani ti LAS jẹ aibikita ti ko dara si omi lile. Nigbagbogbo o jẹ dandan lati ṣafikun kalisiomu ati awọn aṣoju chelating iṣuu magnẹsia lakoko lilo. Ni afikun, LAS jẹ irẹwẹsi pupọ ati pe o ni irritation kan si awọ ara.
2.1.2 gun-pq alkyl benzene sulfonate
Long-pq alkyl benzene sulfonate nigbagbogbo ntokasi si a kilasi ti surfactants pẹlu kan erogba pq ipari tobi ju 13, eyi ti o ni o dara ohun elo išẹ ni onimẹta epo imularada, ati ki o ti wa ni igba ti a lo ni apapo pẹlu eru alkyl benzene sulfonate. Ilana gbogbogbo ni lati lo HF gẹgẹbi ayase lati ṣe iṣẹ alkylation nipasẹ ọja isunmi epo-eti ti o wuwo, gẹgẹbi awọn alkanes gigun-gun, adalu olelfin pẹlu Benzene tabi Xylene lati ṣeto Long pq alkyl benzene. Lẹhinna lo sulfonation membran SO3 lati ṣeto alkylbenzene sulfonic acid gigun-gun.
2.1.3 Eru alkyl benzene sulfonate
Eru alkylbenzene sulfonate jẹ ọkan ninu awọn surfactants akọkọ ti a lo ninu iṣan omi oko epo. Awọn ohun elo aise ti o wuwo alkylbenzene jẹ ọja nipasẹ-ọja ti ilana iṣelọpọ ti dodecylbenzene, ikore ti lọ silẹ (<10%), nitorinaa orisun rẹ ni opin. Awọn paati ti alkylbenzene ti o wuwo jẹ idiju, ni pataki pẹlu alkylbenzene, dialkylbenzene,
diphenylene, alkylindane, tetralin ati bẹbẹ lọ.
2.1.4 Epo sulfonate
Epo sulfonate jẹ iru surfactant ti a pese sile nipasẹ sulfonation SO3 ti epo distillate epo. Igbaradi ti epo sulfonate nigbagbogbo nlo epo distillate epo agbegbe ti aaye epo bi ohun elo aise. Awọn ilana ti sulfonation pẹlu: gaasi SO3 film sulfonation, omi SO3 kettle sulfonation, ati gaasi SO3 sokiri sulfonation.
2.1.5 Alkyl Diphenyl Ether Disulfonate (ADPEDS)
Alkyl diphenyl ether disulfonate jẹ kilasi ti awọn surfactants iṣẹ ṣiṣe pẹlu awọn ẹgbẹ sulfonic acid meji ninu moleku. O ni awọn ohun elo pataki ni emulsion polymerization, ile ati mimọ ile-iṣẹ, titẹ aṣọ ati awọ. Akawe pẹlu ibile monosulfonate surfactants (gẹgẹ bi awọn LAS), disulfonic acid awọn ẹgbẹ fun o diẹ ninu awọn pataki ti ara ati kemikali-ini, eyi ti o wa gan ti o dara solubility ati iduroṣinṣin ni 20% lagbara acid, lagbara alkali, inorganic iyo ati bleaching oluranlowo solusan. O ni monoalkyl diphenyl ether bissulfonate (MADS), monoalkyl diphenyl ether monosulfonate (MAMS), ati dialkyl Diphenyl ether bissulfonate (DADS) ati bisalkyl diphenyl ether monosulfonate (DAMS) ti wa ni kq, akọkọ paati ni MADS, ati awọn oniwe-akoonu jẹ diẹ sii ju. 80%. Ọja sulfonated ti alkyl diphenyl ether, alkyl diphenyl ether disulfonic acid, ni iki ti o ga pupọ. Ni gbogbogbo, dichloroethane ni a lo bi epo ati pese sile nipasẹ ilana imumi-mi-mi-mi-omi.


Akoko ifiweranṣẹ: Oṣu Kẹsan-09-2020