ʻOkoʻa ma waena o Melamine a me Melamine Resin
1. ʻAno Kemika a me ka Hoʻohuihui
- Melamine
- Ke ʻano kemika: C3H6N6C3H6N6
- He hui organik liʻiliʻi me ke apo triazine a me ʻekolu amino (−NH2−NH2) nā hui.
- Pauka keʻokeʻo aniani, hoʻoheheʻe iki ʻia i ka wai.
- ʻO ka Melamine Resin (Melamine-Formaldehyde Resin, MF Resin)
- He polymer thermosetting i hoʻokumu ʻia e ka hopena condensation o ka melamine a me ka formaldehyde.
- ʻAʻohe ʻano kemika paʻa (kahi hoʻonohonoho pūnaewele 3D i hoʻopili ʻia).
2. Hoʻohuihui
- MelamineHana ʻia ia ma ke ʻano ʻoihana mai ka urea ma lalo o ke kiʻekiʻe o ka mahana a me ke kaomi.
- Melamine Resinua hana ʻia ma ka hana ʻana i ka melamine me ka formaldehyde (me nā mea hoʻouluulu e like me ka waikawa a i ʻole ke kumu).
3. Nā Waiwai Koʻikoʻi
| Waiwai | Melamine | Melamine Resin |
| Ka hiki ke hoʻoheheʻe ʻia | Hoʻoheheʻe iki ʻia i ka wai | ʻAʻole hiki ke hoʻoheheʻe ʻia ma hope o ka hoʻōla ʻana |
| Paʻa Wela | Hoʻopau ʻia ma ~350°C | Kūpaʻa wela (a hiki i ~200°C) |
| Ikaika Mekanika | Nā kristal palupalu | Paʻakikī, pale i ke kahakaha ʻia |
| ʻAkika | ʻAi ʻawahia inā ʻai ʻia (e like me ka hōʻino ʻana o nā puʻupaʻa) | ʻAʻohe mea ʻawahia ke ho'ōla piha ʻia (akā he mea hopohopo paha ke koena formaldehyde) |
4. Nā noi
- Melamine
- Nā mea maka no ka resin melamine.
- Mea hoʻopau lapalapa (i ka wā e hui pū ʻia me nā phosphates).
- Melamine Resin
- Nā LaminateNā papa hana, nā ʻili lako (e laʻa, Formica).
- Nā ipu ʻainaNā ipu ʻaina Melamine (e like me ka porcelain akā he māmā).
- Nā mea hoʻopili a me nā uhi: Kelu lāʻau pale wai, nā uhi ʻoihana.
- Nā lole a me ka pepaHoʻomaikaʻi i ke kūpaʻa ʻana i nā wrinkle a me ka lapalapa.
5. Hōʻuluʻulu Manaʻo
| ʻAno | Melamine | Melamine Resin |
| ʻAno maoli | Molekala liʻiliʻi | Polymer (pili ʻia) |
| Paʻa | Hoʻoheheʻe ʻia, palaho | Thermoset (ʻaʻole hiki ke hoʻoheheʻe ʻia ke hoʻōla ʻia) |
| Nā hoʻohana | Mea hoʻomākaukau kemika | Ka huahana hope loa (plastics, coatings) |
| Palekana | ʻAi ʻawahia i nā nui kiʻekiʻe | Palekana inā hoʻōla pono ʻia |
ʻO ka resin Melamine ke ʻano polymerized, pono no ka ʻoihana o ka melamine, e hāʻawi ana i ka lōʻihi a me ke kūpaʻa wela, ʻoiai ʻo ka melamine maʻemaʻe kahi waena kemika me nā hoʻohana pololei i kaupalena ʻia.
Ka manawa hoʻouna: ʻApelila-10-2025