Papa pena HEC

Papa pena HEC

Papa penaʻO ka HEC Hydroxyethyl cellulose kahi ʻano polymer wai-soluble non-ionic, pauka keʻokeʻo a melemele paha, maʻalahi ke kahe, ʻaʻohe ʻala a ʻono ʻole, hiki ke hoʻoheheʻe i ka wai anuanu a me ka wai wela, a piʻi ka nui o ka hoʻoheheʻe ʻana me ka mahana, ʻaʻole hiki ke hoʻoheheʻe ʻia i ka hapa nui o nā mea hoʻoheheʻe organik. Loaʻa iā ia ke kūpaʻa PH maikaʻi a me ka liʻiliʻi o ka loli viscosity ma ka pae o ph2-12. Loaʻa iā HEC ke kūpaʻa paʻakai kiʻekiʻe a me ka hiki ke hygroscopic, a he paʻa wai hydrophilic ikaika. Loaʻa i kāna hopena wai ka hana ʻili a he pseudoplasticity kiʻekiʻe nā huahana viscosity kiʻekiʻe. Hiki ke hana ʻia i loko o kahi kiʻiʻoniʻoni aniani anhydrous me ka ikaika waena, ʻaʻole maʻalahi ka haumia ʻana e ka ʻaila, ʻaʻole i hoʻopilikia ʻia e ka mālamalama, aia nō ka kiʻiʻoniʻoni wai-soluble HEC. Ma hope o ka mālama ʻana i ka ʻili, hoʻopuehu ʻo HEC a ʻaʻole hui pū i ka wai, akā hoʻoheheʻe mālie. Hiki ke hoʻoponopono ʻia ka PH i 8-10 a hoʻoheheʻe koke.

 

Nā waiwai nui

Hʻidroxyethyl cellulose(HEC)ʻo ia hoʻi hiki ke hoʻoheheʻe ʻia i loko o ka wai anuanu a me ka wai wela, a ʻaʻohe ona ʻano gel. Loaʻa iā ia kahi ākea o ka hoʻololi ʻana, ka solubility a me ka viscosity. Loaʻa iā ia ke kūpaʻa thermal maikaʻi (ma lalo o 140°C) a ʻaʻole ia e hana ma lalo o nā kūlana acidic. ua. Hiki i ka hopena hydroxyethyl cellulose (HEC) ke hana i kahi kiʻiʻoniʻoni moakaka, nona nā hiʻohiʻona non-ionic ʻaʻole e launa pū me nā ions a loaʻa ka hoʻohālikelike maikaʻi.

Ma ke ʻano he colloid pale, hiki ke hoʻohana ʻia ka pena HEC no ka polymerization emulsion vinyl acetate e hoʻomaikaʻi i ke kūpaʻa o ka ʻōnaehana polymerization ma kahi ākea PH. I ka hana ʻana i nā huahana i hoʻopau ʻia e hana i ka pigment, ka mea hoʻopihapiha a me nā mea hoʻohui ʻē aʻe i hoʻopuehu like ʻia, paʻa a hāʻawi i ka hopena mānoanoa. Hiki ke hoʻohana ʻia no ka styrene, acrylic, acrylic a me nā polymers hoʻokuʻu ʻē aʻe e like me nā mea hoʻolaha, i hoʻohana ʻia i ka pena latex hiki ke hoʻomaikaʻi nui i ka mānoanoa, hoʻomaikaʻi i ka hana pae.

 

Nā kikoʻī kemika

helehelena Pauka keʻokeʻo a keʻokeʻo paha
Ka nui o ka ʻāpana 98% hala i ka 100 mesh
Ke pani nei ʻo Molar ma ke kekelē (MS) 1.8~2.5
Koena ma ke ahi ʻana (%) ≤0.5
waiwai pH 5.0~8.0
Ka makū (%) ≤5.0

 

Nā huahana Nā Papa 

HECpapa Mānoanoa(NDJ, mPa.s, 2%) Mānoanoa(Brookfield, mPa.s, 1%)
HEC HS300 240-360 240-360
HEC HS6000 4800-7200
HEC HS30000 24000-36000 1500-2500
HEC HS60000 48000-72000 2400-3600
HEC HS100000 80000-120000 4000-6000
HEC HS150000 120000-180000 7000min

 

Ke ʻano noi o ka hydroxyethyl cellulose HEC i loko o ka waipena

1. E hoʻohui pololei i ka wā e wili ai i ka pigment: ʻo kēia ʻano hana ka mea maʻalahi loa, a he pōkole ka manawa i hoʻohana ʻia. Eia nā ʻanuʻu kikoʻī:

(1) E hoʻohui i ka wai i hoʻomaʻemaʻe kūpono i loko o ka VAT o ka mea hoʻonāukiuki ʻoki kiʻekiʻe (ma ke ʻano laulā, hoʻohui ʻia ka ethylene glycol, ka mea hoʻomaʻū a me ka mea hana kiʻiʻoniʻoni i kēia manawa)

(2) E hoʻomaka i ka hoʻoulu ʻana ma ka wikiwiki haʻahaʻa a hoʻohui mālie i ka hydroxyethyl cellulose

(3) E hoʻomau i ka hoʻoulu a hiki i ka pulu ʻana o nā ʻāpana āpau

(4) hoʻohui i ka mea hoʻopaʻa mildew, ka mea hoʻoponopono PH, a pēlā aku

(5) E hoʻoulu a hiki i ka wā e hoʻoheheʻe loa ʻia ai ka hydroxyethyl cellulose āpau (ua piʻi nui ka mānoanoa o ka hopena) ma mua o ka hoʻohui ʻana i nā mea ʻē aʻe i loko o ke ʻano hana, a wili a hiki i ka wā e lilo ai i pena.

2. i hoʻolako ʻia me ka wai makuahine e kali ana: ua hoʻolako mua ʻia kēia ʻano hana me kahi ʻano kiʻekiʻe o ka wai makuahine, a laila hoʻohui i ka pena latex, ʻo ka pōmaikaʻi o kēia ʻano hana he maʻalahi nui aʻe, hiki ke hoʻohui pololei ʻia i ka pena ʻana i nā huahana i pau, akā pono e mālama pono ʻia. Ua like nā ʻanuʻu a me nā ʻano hana me nā ʻanuʻu (1) - (4) ma ke ʻano 1, koe wale nō ka mea hoʻonāukiuki ʻoki kiʻekiʻe a ʻo kekahi mea hoʻonāukiuki me ka mana lawa e mālama i nā olonā hydroxyethyl i hoʻopuehu like ʻia i loko o ka hopena ua lawa. E hoʻomau i ka hoʻoulu ʻana a hiki i ka wā e hoʻoheheʻe loa ʻia ai i loko o kahi hopena mānoanoa. E hoʻomaopopo he pono e hoʻohui ʻia ka mea hoʻōki mildew i ka wai makuahine i ka hikiwawe loa.

3. ʻAno phenology e like me ka porridge: ʻOiai he mau mea hoʻoheheʻe maikaʻi ʻole nā ​​​​mea hoʻoheheʻe organik no ka hydroxyethyl cellulose, hiki ke hoʻolako ʻia kēia mau mea hoʻoheheʻe organik me ka porridge. ʻO nā mea hoʻoheheʻe organik i hoʻohana pinepine ʻia e like me ka ethylene glycol, propylene glycol, a me nā mea hana kiʻiʻoniʻoni (e like me hexadecanol a i ʻole diethylene glycol butyl acetate), he mea hoʻoheheʻe maikaʻi ʻole ka wai hau, no laila hoʻohana pinepine ʻia ka wai hau me nā wai organik i loko o ka porridge. Hiki ke hoʻohui pololei ʻia ka Gruel - e like me ka hydroxyethyl cellulose i ka pena. Ua hoʻopiha ʻia ka Hydroxyethyl cellulose i ke ʻano porridge. Ma hope o ka hoʻohui ʻana i ka lacquer, e hoʻoheheʻe koke a loaʻa ka hopena mānoanoa. Ma hope o ka hoʻohui ʻana, e hoʻomau i ka hoʻoulu a hiki i ka hoʻoheheʻe loa ʻana o ka hydroxyethyl cellulose a like. Hana ʻia kahi porridge maʻamau ma ke kāwili ʻana i ʻeono ʻāpana o ka mea hoʻoheheʻe organik a i ʻole ka wai hau me hoʻokahi ʻāpana o ka hydroxyethyl cellulose. Ma hope o 5-30 mau minuke, ʻo ka pae PenaHEChoʻoheheʻe ʻia a piʻi aʻe. I ke kauwela, kiʻekiʻe loa ka makū o ka wai e hoʻohana ʻia no ka porridge.

4. Nā mea e pono ai ka nānā ʻana i ka wā e hoʻolako ai i ka wai ʻona makuahine hydroxyethyl cellulose:

 

Pnā akahele

1 Ma mua a ma hope o ka hoʻohui ʻana i ka māka penaHEC, pono e hoʻowali mau ʻia a hiki i ka moakāka loa ʻana o ka wai.

2. E kānana mālie i ka hydroxyethyl cellulose i loko o ka pahu hui. Mai hoʻohui i loko o ka pahu hui i nā nui he nui a i ʻole pololei i loko o ka pena nui a poepoe paha.HEC.

3. He pilina maopopo ko ka mahana o ka wai a me ka waiwai pH o ka wai i ka hoʻoheheʻe ʻia ʻana o ka papa penaHEChydroxyethyl cellulose, no laila pono e uku kūikawā ʻia iā ia.

Mai hoʻohui i kekahi mea kumu i ka hui ʻana ma mua o ka pae penaHECUa hoʻomoʻa ʻia ka pauka hydroxyethyl cellulose me ka wai. ʻO ka hoʻokiʻekiʻe ʻana i ka pH ma hope o ka hoʻomoʻa ʻana e kōkua i ka hoʻoheheʻe ʻana.

5. I ka hiki ʻana, e hoʻohui mua i ka mea pale i ka mildew.

6 I ka wā e hoʻohana ai i ka pena mānoanoa kiʻekiʻeHEC, ʻaʻole pono ke kiʻekiʻe o ka nui o ka waiʻona makuahine ma mua o 2.5-3% (ma ke kaumaha), inā ʻaʻole e paʻakikī ka hoʻohana ʻana i ka waiʻona makuahine.

 

Nā mea e pili ana i ka mānoanoa o ka pena latex

1. ʻO ka nui o nā pehu ea i koe i loko o ka pena, ʻo ke kiʻekiʻe o ka mānoanoa.

2. Ua kūlike anei ka nui o ka mea hoʻoulu a me ka wai i loko o ke ʻano pena?

3 i ka hoʻohuihui ʻana o ka latex, ʻo ka nui o ka oxide catalyst i koe.

4. ʻO ka nui o nā mea hoʻomānoanoa kūlohelohe ʻē aʻe i loko o ke ʻano pena a me ka lakio nui me ka papa penaHEC.)

5. i ke kaʻina hana o ka pena ʻana, kūpono ke ʻano o nā ʻanuʻu e hoʻohui i ka mea hoʻomānoanoa.

6. Ma muli o ka hoʻonāukiuki nui a me ka makū nui i ka wā o ka hoʻopuehu ʻana.

7. Ka hoʻopau ʻana o ka microbial o ka thickener.

 

Pūʻolo: 

ʻEke pepa 25kg i loko me nā ʻeke PE.

20'Hoʻouka FCL 12ton me ka pallet

40'Hoʻouka FCL 24ton me ka pallet

 


Ka manawa hoʻouna: Ian-01-2024