Ni ngombwa kongeramo selulose mu bicuruzwa bishingiye kuri gypsum

Bitewe n'ibintu nk'ubushyuhe bw'ikirere, ubushuhe, umuvuduko w'umuyaga, n'umuvuduko w'umuyaga, igipimo cy'ubushuhe mu bicuruzwa bikozwe muri gypsum kizagira ingaruka ku kigero cyo guhinduka kw'ubushuhe mu bicuruzwa.

Bityo rero, byaba biri muri gypsum-based leveling mortar, caulk, putty, cyangwa gypsum-based self-leveling, hydroxypropyl methylcellulose ether (HPMC) igira uruhare runini.

Kubika amazi muri BAOSHUIXINGHPMC

Hydroxypropyl methylcellulose (HPMC) nziza cyane ishobora gukemura neza ikibazo cyo kubika amazi mu gihe cy'ubushyuhe bwinshi.

Amatsinda yayo ya methoxy na hydroxypropoxy akwirakwira ku buryo bungana ku ruhererekane rwa molekile ya cellulose, ibi bikaba bishobora kunoza ubushobozi bwa atome za ogisijeni ku migozi ya hydroxyl na ether bwo kwihuza n'amazi kugira ngo habeho imigozi ya hydrogène, bigatuma amazi yishyira mu mazi, bityo bikagenzura neza imyuka y'amazi iterwa n'ikirere cy'ubushyuhe bwinshi kugira ngo habeho kubika amazi menshi.

Uburyo bwo kubaka bwa SHIGONGXINGHPMC

Ibicuruzwa bya eteri ya cellulose byatoranijwe neza bishobora kwinjira vuba mu bicuruzwa bitandukanye bya gypsum bidateranyije, kandi ntibigire ingaruka mbi ku buryo ibikomoka kuri gypsum byavuwe neza, bityo bigatuma gypsum ihumeka neza.

Ifite ingaruka zimwe na zimwe zo kudindiza ariko ntigira ingaruka ku mikurire ya kristu za gypsum; ifasha ko ibikoresho bifatanya ku buso bw'ibanze hamwe n'uburyo bukwiye bwo gufatana butose, irushaho kunoza imikorere y'ubwubatsi bw'ibikomoka kuri gypsum, kandi byoroshye gukwirakwira nta bikoresho bifatanye.

Uburyo RUNHUAXINGHPMC ikoresha amavuta

Hydroxypropyl methylcellulose nziza cyane ishobora gukwirakwizwa neza kandi neza mu buryo bungana mu byuma bya sima n'ibikomoka kuri gypsum, igapfunyika uduce twose tw’ingenzi, igakora agahu ko kunywesha, kandi ubushuhe buri mu rufatiro buzagenda bushonga buhoro buhoro mu gihe kirekire. Ikarekura, kandi igakora reaction y’amazi hamwe n’ibikoresho bitagira umwimerere bya gelling, bityo ikagaragaza imbaraga zo gufatanya n’imbaraga zo gukanda.

HPMC

Urutonde rw'ibicuruzwa

Ibintu Igisanzwe Ibisubizo
Inyuma Ifu y'umweru Ifu y'umweru
ubushuhe ≤5.0 4.4%
agaciro ka pH 5.0-10.0 8.9
Igipimo cy'isuzuma ≥95% 98%
ubushyuhe butose 60000-80000 76000 mPa.s

Ibyiza by'ibicuruzwa

Imiterere yoroshye kandi iraryoshye

Igikoresho kidafatana kugira ngo gitere imbere imiterere y'icyuma cya gypsum

Nta cyangwa nta nyongera nini ya eteri ya starch n'ibindi bintu bya thixotropic

Thixotropy, irwanya kugwa neza kw'imvura

Kubika neza amazi

Ahantu hasabwa ko hakoreshwa porogaramu

Igikoresho cya plaster cya Gypsum

Ibumba rya Gypsum rifatanye

Plasta ya plasta ikoreshejwe imashini

umuyoboro


Igihe cyo kohereza: Mutarama-19-2023