Optical Brightener VBL
Mamiriro ezvinhu
CAS NO: 12224-16-7
Molecular formula: C36H34N12O8S2Na2 Uremu hweMorecular: 872.84
Quality Index
1. Kuonekwa: light yellow powder
2. Mumvuri: Blue Violet
3. Fluorescence intensity (yakaenzana neyakajairwa chigadzirwa): 100,140,145,150
3. Hunyoro: ≤5%
5. Mvura isinganyunguriki zvinhu: ≤0.5%
6. Fineness (sieve retention rate kuburikidza ne120 mesh standard sieve): ≤5%
Kuita uye Hunhu
1. Iyo anionic uye inogona kushandiswa mubhati rimwe chete neanionic surfactants kana dhayi, kwete-ionic surfactants uye hydrogen peroxide.
2. Izvo hazvina kukodzera kushandiswa mubhati rimwe chete ne cationic surfactants kana dyes.
3. Iyo fluorescent whitening agent VBL yakagadzikana kune inshuwarisi poda.
4. Fluorescent brightener VBL haigoni kupikisa ions yesimbi yakadai semhangura nesimbi.
Chikamu cheApplication
1. Inoshandiswa kuchenesa donje uye zvigadzirwa zvichena zveviscose, pamwe nekupenya-mavara-mavara kana zvakadhindwa zvigadzirwa, nekumhanya kwechiedza, kushamwaridzana kwakanaka kune cellulose fibers, general leveling properties, kudhinda, dhayi, pad dyeing uye Inokodzera kudhinda paste.
2. Fluorescent brightener VBL inogona kushandiswa kuchena vinylon uye nylon zvigadzirwa.
3. Inoshandiswa kuchena kweindasitiri yemapepa, pulp kana pendi.
Mirayiridzo
1. Muindasitiri yemapepa, fluorescent whitening agent VBL inogona kunyungudutswa mumvura uye yakawedzerwa kune pulp kana pendi.
Muindasitiri yemapepa, shandisa makumi masere emvura kunyungudutsa fluorescent whitening agent VBL woiwedzera kune pulp kana coating.Nhamba yacho i 0.1-0.3% yehuremu hwebhonzo-yakaoma pulp kana bone-dry coating.
2. Muindasitiri yekudhinda uye kudhaya, fluorescent whitening agent VBL inogona kuwedzerwa zvakananga kune dhayi dhayi, uye inogona kushandiswa mushure mekunyungudika mumvura.
Dosage
0.08-0.3%, yekugezera ratio: 1:40, yakanyanya kudhaya tembiricha yekugeza: 60 ℃
Kuchengetedza uye Kuchengetedza
1. Inokurudzirwa kuchengetedza fluorescent whitening agent VBL munzvimbo inotonhorera, yakaoma uye kudzivisa chiedza.Nguva yekuchengetedza ndeye 2 makore.
2. Nguva yekuchengetedza yefluorescent whitening agent VBL inodarika mwedzi miviri.Nhamba shoma yemakristasi inobvumirwa, uye kushandiswa kwekushandisa hakuzokanganiswi munguva yehupenyu hwesherufu.
3. Iyo inopenya VBL inogona kusanganiswa neanionic uye isiri-ionic surfactants, yakananga, acidic uye mamwe anionic dhayi, pendi, etc. Hazvina kukodzera kushandiswa mubhati rimwe chete ne cationic dyes, surfactants, uye synthetic resins.
4. Mvura yakanakisisa yemvura inofanira kuva mvura yakapfava, iyo isingafaniri kuva neoni yesimbi yakadai semhangura nesimbi uye chlorine yakasununguka, uye inofanira kugadzirirwa nokukurumidza kana yashandiswa.
5. Kuyerwa kwefluorescent whitening agent VBL kunofanira kunge kwakakodzera, kuchena kunoderera kana kutoita yero kana yanyanya.Zvinokurudzirwa kuti dosage haifaniri kudarika 0.5%.
