Mea Hoʻopaʻa Mālamalama Wai DB117

Wehewehe Pōkole:


Nā kikoʻī huahana

Nā Lepili Huahana

ʻAno:

He ʻōnaehana hoʻopaʻa wela a me ke kukui wai kūpono ʻo DB 117, nona nā mea hoʻopaʻa kukui a me nā ʻāpana antioxidant, e hāʻawi ana i ke kūpaʻa kukui maikaʻi loa i kekahi mau ʻōnaehana polyurethane i kona wā e hoʻohana ʻia ai.

Nā Waiwai Kino

ʻAno: Wai melemele, mānoanoa
Ka nui o ke kaumaha (20 °C): 1.0438 g/cm3
Ka mānoanoa (20 °C): 35.35 mm2/s

Nā noi

Hoʻohana ʻia ʻo DB 117 i nā polyurethanes e like me ka Reaction Injection Molding, ka ʻili synthetic polyurethane thermoplastic, nā polyurethanes i hoʻolei ʻia, a pēlā aku. Hiki ke hoʻohana ʻia ka hui ʻana i nā noi sealant a me nā adhesive, i ka uhi polyurethane ma luna o ka tarpaulin a me ka papahele, i nā hua i hoʻoheheʻe ʻia a me nā ʻili integral.

Nā hiʻohiʻona/pōmaikaʻi

Pale ʻo DB 117 i ka hana ʻana, ka mālamalama a me ka hōʻino ʻana o nā huahana polyurethane e like me nā kapuaʻi kāmaʻa, nā panela mea kani a me nā puka, nā huila hoʻokele, nā encapsulations puka makani, nā poʻo a me nā lima hoʻomaha ma ke ʻano kūpono i ke kumukūʻai.
Hiki ke hoʻohui maʻalahi ʻia ʻo DB 117 i nā ʻōnaehana polyurethane ʻala a aliphatic paha no nā hoʻoheheʻe thermoplastic, nā hua hoʻohui semi-rigid, ka ʻili ʻana i loko o ka mold, nā noi dope. Hiki ke hoʻohana ʻia me nā mea kūlohelohe a me nā mea pigmented. Kūpono loa no ka hoʻomākaukau ʻana i nā pastes kala paʻa māmā no nā ʻōnaehana i ʻōlelo ʻia ma luna.
He wai maʻalahi ka pamu ʻana o DB 117, hiki ke ninini ʻia e ʻae ana i ka lawelawe ʻana me ka lepo ʻole, ka nui o ka hana a me ka hoʻopōkole ʻana i ka manawa hui. Hiki iā ia ke loaʻa ka huahua i ka hōʻemi ʻana i ke kaupaona ʻana a i ʻole ke ana ʻana i hoʻokahi hana. Ma ke ʻano he pūʻolo wai āpau, ʻaʻohe sedimentation o nā mea hoʻohui i loko o ka pae polyol e hana ʻia ʻaʻole hoʻi i nā mahana haʻahaʻa.
Eia kekahi, ua hōʻoia ʻia ʻo DB 117 he kūpaʻa i ka exudation/crystallization i loko o nā ʻōnaehana PUR i hoʻāʻo ʻia he nui.

Hoʻohana:

ʻO 0.2% a me 5%, e hilinaʻi ana i ke ʻano o ka substrate a me nā koi hana o ka noi hope loa.


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