Focus on Cellulose ethers

Yintoni i-HPMC 100000?

I-HPMC 100000 luhlobo lwe-hydroxypropyl methylcellulose (HPMC) esetyenziswa ngokuqhelekileyo kushishino lokwakha njenge-thickener, binder, kunye ne-arhente yokugcina amanzi kwiinkqubo ezahlukeneyo ezifana nodaka olusekelwe kwisamente, i-adhesives tile, kunye neemveliso zegypsum. Yi-ether ye-cellulose engekho i-ionic efunyenwe ngokuguqula i-cellulose yendalo ngokwemichiza.

I-HPMC 100000 yenzelwe ngokukodwa ukusetyenziswa kudaka olusekwe kwisamente kunye nezinye izinto zesamente. Iyaziwa ngokugqwesileyo kweendawo zokugcina amanzi, ezinceda ukugcina ukusebenza kunye nokuhambelana kwezinto ezisekelwe kwi-samente ixesha elide. Oku kubaluleke kakhulu kwiindawo ezishushu nezomileyo, apho izinto ezisekelwe kwi-samente zinokoma ngokukhawuleza kwaye zibe nzima ukusebenza nazo.

Enye yeenzuzo eziphambili ze-HPMC 100000 kukukwazi ukuphucula amandla okuncamathelisa odaka olusekwe kwisamente kunye nezinye izinto zesamente. Oku kuphunyezwa ngokwenza ifilimu ejikeleze iinqununu zesamente, eziphucula ukubambisana kwazo kunye nokunamathela kwi-substrate. Le propati iqinisekisa ukuba udaka okanye ezinye izinto ezisekelwe kwi-samente zihlala zilungile kwaye aziqhekeki okanye zihluke kwi-substrate.

Olunye uncedo olubalulekileyo lwe-HPMC 100000 kukwazi kwayo ukunciphisa umthamo wamanzi afunekayo kwiidaka ezenziwe ngesamente kunye nezinye izinto zesamente. Ngokuphucula ukugcinwa kwamanzi, i-HPMC 100000 ivumela umxholo ophezulu oqinileyo kumdaka, onokunceda ukunciphisa ixesha lokumisa kunye nokuphucula ukusebenza ngokubanzi kwezinto.

I-HPMC 100000 nayo iyaziwa ngeempawu zayo ezibalaseleyo ze-rheological, ezinceda ekuphuculeni ukusebenza kunye neempawu zesicelo sodaka olusekelwe kwisamente kunye nezinye izinto ze-cementitious. Isebenza njenge-thickener, ephucula ukuhambelana kwezinto kwaye yenza kube lula ukuyifaka kwi-substrate. Ikwasebenza njenge-binder, enceda ukuphucula amandla kunye nokuqina kwezinto eziphathekayo.

Ukongeza kusetyenziso lwayo kwimibhobho esekwe kwisamente kunye nezinye izinto zesamente, iHPMC 100000 ikwasetyenziswa kwiintlobo ngeentlobo zezicelo kushishino lokwakha. Ngokomzekelo, isetyenziswa ngokuqhelekileyo njenge-binder kwiimveliso ze-gypsum, ezifana ne-plaster kunye ne-drywall joint compounds. Ikwasetyenziswa njenge-thickener kunye ne-ejenti yokugcina amanzi kwi-adhesives tile kunye ne-grouts.

Idosi ecetyiswayo ye-HPMC 100000 iyahluka ngokuxhomekeke kwisicelo esithile kunye neempawu ezifunwayo zezinto ezisekelwe kwisamente. Ngokubanzi, idosi ye-0.2% ukuya kwi-0.5% ye-HPMC 100000 esekelwe kubunzima bubonke besamente kunye nesanti iyacetyiswa kwiidaka ezisekelwe kwisamente.

I-HPMC 100000 sisongezo esisebenza ngeendlela ezininzi nesisebenzayo esinokuphucula ngokubonakalayo ukusebenza kodaka olusekwe kwisamente kunye nezinye izinto zesamente. Iimpawu zayo zokugcinwa kwamanzi, amandla okunamathela, iimpawu ze-rheological, kunye nokukwazi ukunciphisa umthamo wamanzi afunekayo kwenza kube yindlela ekhangayo kwiikontraka, abakhi bezakhiwo, kunye nabanini bezakhiwo abafuna ukuphucula ukusebenza kwezinto zabo ezisekelwe kwisamente. Imvelaphi yayo yendalo, uzinzo, kunye nobuhlobo bendalo nayo iyenza ibe lukhetho olunomtsalane kwabo babeka phambili imisebenzi yokwakha ezinzileyo.


Ixesha lokuposa: Mar-02-2023
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