Focus on Cellulose ethers

Ia ra matū kōeke hydroxypropyl methylcellulose HPMC

Ko te Hydroxypropyl methylcellulose he etera cellulose kore-katote i hangaia mai i te rauemi polymer taiao (karaka) cellulose na roto i te raupapa o nga tukanga matū.He paura ma karekau he kakara, karekau e pupuhi ana ki roto i te wairewa colloidal marama, paku kapua ranei i roto i te wai matao.He matotoru, he here, he marara, he whakaehunga, he hanga kiriata, he whakatarewa, he whakakoi, he whakaraerae, he kaha te mata, he pupuri makuku me nga taonga colloid.

 

Nga waahanga me nga painga o te HPMC matū matū o ia ra:

1. He iti te riri, te wera nui me te kore-paitini;

2. Te uara pH whanui, ka taea te whakarite i tona pumau i roto i te awhe o te uara pH 6-10;

3. Whakanuia te whakarite;

4. Whakanuia te pahuka, whakapumau i te pahuka, whakapai ake te ahua o te kiri;

5. Te whakapai ake i te rere o te punaha.

Ko te whānuitanga o te tono o ia ra matū cellulose HPMC:

Ka whakamahia i roto i te shampoo, te horoi tinana, te hopi riu, te horoi horoi, te reera, te whakamaarama makawe, nga hua whakapaipai, te toothpaste, te huware, te wai mirumiru takaro.

Te mahi a te reanga matū o ia raHPMC cellulose:

Ka whakamahia te nuinga mo te matotoru, te hukahuka, te emulsification pumau, te whakamararatanga, te piri, te whakapai ake i te hanga kiriata me nga taonga pupuri wai, ka whakamahia nga hua-nui mo te matotoru, ko nga hua iti-potaka te nuinga e whakamahia ana mo te whakamararatanga whakatārewatanga me te hanga kiriata.

Hangarau HPMC o ia ra matū matū cellulose:

Ko te nui o te hydroxypropyl methylcellulose e tika ana mo te umanga matū o ia ra

.Tohu tinana me te matū:

kaupapa

Whakatakotoranga

Waho

ma te paura totoka

Hydroxypropyl(%)

7.0-12.0

Methoxy(%)

26.0-32.0

Ngaronga i te whakamaroketanga(%)

≤3.0

pungarehu(%)

≤2.0

Tukunga(%)

≥90.0

Kiato rahi(g/l)

400-450

PH

5.0-8.0

te maha o nga tuitui

100 ki: 98%

pokey

60000cps-200000cps, 2%


Wā tuku: Hānuere-11-2023
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