Mayelana ne-hydroxypropyllm methylcellulose ekusetshenzisweni kwe-putty powder

1. Izinkinga ezijwayelekile ku-Putty Powder

eyomile ngokushesha

Lokhu kuhlobene kakhulu nenani le-Ash Calcium Powder engeziwe (likhulu kakhulu, inani le-ash calcium powder esetshenziswe kufomula le-putty lincishiswe ngokufanele) kanye namazinga okugcina amanzi we-hydroxypropyllllls methylcellulose (HPMC), futhi ahlobene ne ukoma kodonga okuhlobene.

Ukugcona nokugoqa

Lokhu kuhlobene nenani lokugcinwa kwamanzi, okulula ukwenzeka lapho i-viscoxyprop methylcellulose (HPMC) iphansi noma inani elingeziwe lincane.

De-powdemping of ingaphakathi lodonga putty powder

Lokhu kuhlobene nenani le-Ash calcium powder (inani le-ash calcium powder kufomula kaPumpty incane kakhulu noma ubumsulwa be-ash calcium powder kuphansi kakhulu, futhi inani le-ash calcium powder kwifomula ye-putty powder formula kufanele ibe Ikhuphuke ngokufanele), futhi ihlobene nenani le-hydroxypropylll methyl inani lesisekelo se-cellulose (HPMC) lihlobene nekhwalithi, eboniswa emazingeni okugcina amanzi womkhiqizo. Izinga lokugcina amanzi liphansi, futhi isikhathi se-Ash calcium powder (calcium oxide ku-Ash calcium powder aguquki ngokuphelele e-calcium hydroxide) akwanele. , okubangelwa.

-bubhenge

Lokhu kuhlobene nomswakama owomile kanye nokugcwala kodonga, futhi kuhlobene nokuthola ukwakhiwa.

pin iphuzu

Lokhu kuhlobene ne-cellulose, enezindawo ezingezinhle zakha amafilimu. Ngasikhathi sinye, ukungcola ku-hydroxypropyll methylcellulose (HPMC) usabela kancane nge-ASH Calcium. Uma ukusabela kunzima, i-putty powder izoba sesimweni sezinsalela ze-bean curd curd. Akunakufakwa odongeni, futhi akunawo amandla okubumbana ngasikhathi sinye. Ngaphezu kwalokho, imikhiqizo efana ne-hydroxypropyllylyll (HPMC) exutshwe ne-carboxymethyl gerow nayo iyavela kulesi simo.

Izintaba-mlilo kanye nama-mainholes avela

Lokhu kusobala ukuthi kuhlobene nokungezwani kwamanzi we-hydroxypropyllyllose methylcellulose (HPMC) ikhambi elinamanzi. Ukungezwani kwethebula lamanzi sekhambi le-hydroxyethyl aloh akubonakali. Kungaba kuhle ukwenza ukwelashwa okuqedile.

Ngemuva koma-putty womile, kulula ukuqhekeka futhi uphenduke ophuzi

Lokhu kuhlobene nokufakwa kwenani elikhulu le-Ash-calcium powder. Uma inani le-Ash-calcium powder lengezwa kakhulu, ubulukhuni be-putty powder buzokwanda ngemuva kokomiswa. Uma i-Putty Powder ingenakuguquguquka, izoqhekeka kalula, ikakhulukazi uma ifakwa emandleni angaphandle. Kuhlobene nokuqukethwe okuphezulu kwe-calcium oxide ku-Ash calcium powder.

2. Kungani i-putty powder iba mncane ngemuva kokungeza amanzi?

I-Hydroxypropyl methylcellulose (HPMC) isetshenziswa njenge-reathener kanye ne-ejenti yokugcina amanzi ngamafutha. Ngenxa ye-Thixotropy ye-hydroxypropyllyrprose (HPMC), i-hydroxypropyll methylcellulose ku-putty powder ukufakwa kwe-HPMC nakho kubangele i-thixotropy ngemuva kokungeza amanzi ku-putty. Le Thixotropy ibangelwa ukucekelwa phansi kwesakhiwo esihlangene sezakhi ezise-Putty powder. Lesi sakhiwo siphakama lapho siphumule futhi sihlukana ngaphansi kwengcindezi. Lokho kusho ukuthi, i-visa iyehla ngaphansi kokuvusa, futhi i-viscosity ilulama lapho imi khona.

3. Siyini isizathu esenza ukuthi i-Putty isinzima kakhulu kwinqubo yokuhlanza?

Kulokhu, ukubonwa kwe-hydroxypropyllylylylylyl (hpmc) ngokuvamile okusetshenziswe kuphakeme kakhulu, futhi abanye abakhiqizi basebenzisa ama-yuan angama-200,000 ukwenza uPutty. I-putty ekhiqizwe ngale ndlela inokuvunywa okuphezulu, ngakho-ke izocwila lapho i-batch iyakha. umuzwa we. Inani elinconyiwe le-tutty ezindongeni ezingaphakathi lingama-3-5 kg, futhi ukubonwa kungu-80,000-100,000.

4. Kungani unomuzwa wokuthi ukubonwa kwe-hydroxypropyll methylcellulose (HPMC) ngokubonakala okufanayo kwehlukile ebusika nasehlobo?

Ngenxa ye-geration ye-thermal yomkhiqizo, i-viscosity ye-putty nodaka kancane kancane izokwehla kancane ngokunyuka kwamazinga okushisa. Lapho izinga lokushisa lidlula izinga lokushisa le-gel lomkhiqizo, umkhiqizo uzobe ususwe emanzini bese ulahlekelwa ukubonakala kwawo. Amazinga okushisa ehlobo ehlobo ngokuvamile angenhla kwama-degree angama-30, ahlukile kakhulu emazingeni okushisa ebusika, ngakho-ke ukubonakala kuphansi. Kunconywa ukuthi ukhethe umkhiqizo onobuhlakani obuphakeme lapho usebenzisa umkhiqizo ehlobo, noma ukwandisa inani le-hydroxypropyllllylylyllylyllose (HPMC), kanye nokukhetha umkhiqizo ngokushisa okuphezulu kwe-gel.


Isikhathi Sokuthumela: APR-12-2023