Focus on Cellulose ethers

Air-entraining zotsatira za cellulose ether

Air-entraining zotsatira za cellulose ether

Ma cellulose ethers, kuphatikiza methyl cellulose (MC), hydroxypropyl methylcellulose (HPMC), ndi ena, amatha kuwonetsa zotsatira zopatsa mpweya mu konkire zikapangidwa bwino.Umu ndi momwe ma cellulose ethers amathandizira pakulowetsa mpweya mu konkriti:

1. Kukhazikika kwa Mipubvu ya Mpweya:

  • Ma cellulose ethers amagwira ntchito ngati zokhazikitsira thovu la mpweya lomwe limalowetsedwa mu osakaniza a konkire.Ma thovu am'mlengalengawa amapangidwa kudzera m'makina osakanikirana kapena powonjezera ma air-entraining agents.

2. Zochitika Pamwamba:

  • Ma cellulose ethers ali ndi surfactant properties, zomwe zimawathandiza kuchepetsa kugwedezeka kwa pamwamba pa mawonekedwe a mpweya.Izi zimathandiza kukhazikika kwa thovu la mpweya ndikuletsa kuti zisagwirizane kapena kugwa panthawi yosakaniza, kuika, ndi kuchiritsa.

3. Kubalalikana Kwabwino:

  • Ma cellulose ethers amathandizira kufalikira kwa thovu la mpweya mu matrix onse a konkire.Izi zimabweretsa kugawidwa kofanana kwa mpweya, zomwe zimathandizira kuzinthu zomwe zimafunidwa za konkire yopangidwa ndi mpweya, monga kukhazikika kwamphamvu, kukana kuzizira, komanso kugwira ntchito.

4. Kusunga Madzi:

  • Ma cellulose ethers amapangitsa kuti madzi asungidwe m'madzi osakanikirana a konkriti, zomwe zimapangitsa kuti pakhale kuwongolera bwino kwa njira yolowera mpweya.Posunga chinyezi mkati mwa konkire, ma cellulose ethers amathandizira kuti pakhale bata la air void system ndikupewa kutaya mpweya wambiri pakusakanikirana ndi kuyika.

5. Kusintha kwa Rheology:

  • Ma cellulose ethers amatha kusintha mawonekedwe a rheological a zosakaniza za konkriti, zomwe zimakhudza kuyenda kwawo komanso kugwira ntchito kwawo.Izi zitha kukhudza mwachindunji njira yolowera mpweya mwa kuwongolera mikhalidwe yopangira ndi kukhazikika kwa thovu la mpweya.

6. Kugwirizana ndi Zosakaniza Zina:

  • Ma cellulose ethers amagwirizana ndi zinthu zina zambiri zomwe zimagwiritsidwa ntchito posakaniza konkire, kuphatikiza ma air-entraining agents, plasticizers, ndi superplasticizers.Kugwirizana kumeneku kumapangitsa kuti pakhale zosakaniza za konkire zomwe zili ndi zida zofananira komanso magwiridwe antchito.

7. Mphepo Yowongoleredwa:

  • Mwa kusintha mlingo ndi mtundu wa cellulose ether ntchito, opanga konkire angathe kulamulira kuchuluka ndi kugawa mpweya entrained mu mankhwala omaliza.Izi zimawathandiza kuti akwaniritse zofunikira zenizeni za mpweya, kugwira ntchito, ndi kulimba muzinthu zosiyanasiyana.

Mwachidule, ma cellulose ethers amagwira ntchito yofunika kwambiri pakulowetsa mpweya mu konkriti pokhazikitsa thovu la mpweya, kuwongolera kubalalitsidwa, kupititsa patsogolo kusungidwa kwa madzi, kusintha ma rheology, ndikuwonetsetsa kuti zikugwirizana ndi zosakaniza zina.Izi zimapangitsa kuti konkriti yopangidwa ndi mpweya ikhale yolimba kwambiri, kukana kuzizira, komanso kugwira ntchito, zomwe zimapangitsa kuti zikhale zoyenera pa ntchito zosiyanasiyana zomanga.


Nthawi yotumiza: Feb-15-2024
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