I-starch Ether ligama eliqhelekileyo leklasi yezixhobo eziguqulweyo eziqukethe imingxunya kwimolekyuli, ekwabizwa ngokuba sisitayile, esisetyenziswa kakhulu kwi-starch, esetyenziswayo, ipetroli, ipetroleum kunye namanye amashishini. Namhlanje sichaza indima ye-stanch ether kumbhobho.
Intshayelelo kwi-starch ether
Ezona ziqhelekileyo kwaye zisetyenziswa zisitatshi seetapile, isitayile seTapioca, isitatshi sengqolowa, umxholo wengqolowa, isitatshi seproteyini esifana ne-potato kunye ne-tatioca isitayile sicocekile.
Isitatshi yi-Polysaccharide Macromolecular edityanisiweyo yeglucose. Zimbini iintlobo zeemolekyuli, umgca kwaye zitshatile, ezibizwa ngokuba zi-amylose (malunga ne-20%) kunye ne-Amyloin (malunga ne-80%). Ukwenzela ukuphucula iipropathi zesitatshi ezisetyenziselwa ukwakha izinto zokwakha, ngokwasemzimbeni kunye neekhemikhali kunokusetyenziselwa ukuguqula ukuba ukwenza iipropathi zayo zifanelekile kwiinjongo ezahlukeneyo zokwakha.
Isitabhisi se-Etheruefied sibandakanya iintlobo ezahlukeneyo zeemveliso. Such as carboxymethyl starch ether (CMS), hydroxypropyl starch ether (HPS), hydroxyethyl starch ether (HES), cationic starch ether, etc. Commonly used hydroxypropyl starch ether.
Indima ye-HydroxyPropy i-starch ether elukweni
1) Thula udaka, unyusa i-anti-ityhefu, i-anti-i-anti-ityheli kunye ne-roheological yodaka
Umzekelo, kulwakhiwo lwe-tile ye-tile, i-ifaketing, kunye nokubekwa kweplasta, ngakumbi ngoku ukuba ukutshiza koomatshini kufuna udaka oluphezulu, kubaluleke kakhulu (kuya kubangela ukungahambi kakuhle (kuya kubangela ukungafihliki okubi).
Ukuchasana nolwelo kunye nokuchasana kwe-SAG kuhlala kuphikisana, kwaye kwandise ulwelo kuya kukhokelela ekuncipheni kokuchaswa kwe-SAG. Udaka lweepropathi ze-ROOOOOLOPRTER unokucombulula njengokuphikisana, oko kukuthi, xa kusetyenziswa amandla angaphandle, i-viasity incipha, yandiswa i-pumentity, kwaye ukunyuka kwamandla kwaye ukumelana nokungaxhathisi kuyaphucuka.
Kwimeko yangoku yokwanda kwendawo ye-thayile, ukongeza i-starch ethen kunokuphucula ukuxhathisa isilayidi se-tile.
2) iiyure ezivuliweyo
Ngeempawu zeTile, inokuhlangabezana neemfuno zeThetheives ezikhethekileyo (iklasi e, 20min eyadlulisela ukuya kwi-30min ukuya kwi-0.5MPA) eyandisa ixesha lokuvula.
Ukuphuculwa kwepropathi yophuculo
I-starch ethen inokwenza umphezulu wesiseko se-gyppum nesiseko sobushushu, kulula ukufaka isicelo, kwaye sinefuthe elihle lokuhombisa. Kunentsingiselo kakhulu kudaka lokutya kunye nodaka olucekeceke lwexabiso lentlekele olunjengenxila.
Indlela yokusebenza ye-hydroxypropy starch ether
Xa i-starch ether inyibilikisa emanzini, iya kuba nasasazwa ngendlela efanayo kwimo yesamente. Kuba i-stanch Etheccule inesimo senethiwekhi kwaye ihlawuliswa kakubi, iya kuthatha i-cudge ye-curtied ebiyele kwaye inike ibhulorho yesivuno, inika isiphumo sesivuno sokuphucula i-slidery okanye i-anti-slip.
Umahluko phakathi kwe-hydroxypropy starch ether kunye nesellulose ether
1. Isitatshi se-Ether sinokuphucula ngokufanelekileyo i-Anti-SAG Properties Properties yodaka
I-selsulose ether ihlala inokuthi iphucule i-viscofity kunye nokugcinwa kwamanzi kwenkqubo kodwa ayinakuphucula iipropathi ze-anting kunye ne-anti-slip.
I-2. Ukuthamba kunye ne-viscofity
Ngokubanzi, i-viscosity ye-Teluplose Ether imalunga namashumi amawaka, ngelixa i-viscosity ye-starch Ether ikhulu lamawaka, kwaye oku akuthethi ukuba i-Telulose Ether, kunye nendlela yokuqaqamba kwezi zimbini zahlukile.
I-3. Ukuntywila kwe-anti-slip
Xa kuthelekiswa ne-Selesese Talupe, i-starch ethen inokonyusa kakhulu ixabiso lesivuno lokuqala lwe-tiles, ngaloo ndlela iphucule iipropathi zawo ezichasene ne-slip.
4. Ukungenela ngomoya
I-Telupelose Ether inomhlaba onamandla omoya, ngelixa i-stanch Ether ayinayo ipropathi yokungenela umoya.
I-5. Ubume bemolekyuli ye-seluplose ether
Nangona zombini isitatshi kunye neselpulose ziqulunqwe iimolekyuli zeglucose, iindlela zabo zokwenziwa zahlukile. Ukuqhelaniswa kwazo zonke iimolekyuli zeglucose kwisitatshi kuyafana, ngelixa le sellulose yinto echaseneyo, kunye nokuqhelaniswa kwe-guckose nganye ye-glucose ejikelezayo. Olu mahluko kowakheko kukwamisela umahluko kwipropathi ye-selsulose kunye nesitatshi.
Ixesha leposi: NgoFebwe-14 ukuya ku-525