Standard, kuverenga uye kushandiswa kweiyo whiteness index
August 23, 2024
Chii chinonzi White Index?
Whiteeness inoratidzira degree rekuchena kwechena kana padyo-chena muenzaniso, nemhando dzakakura dzinomiririra chena yakakura . Chena munzvimbo yemuvara iri mune yakamanikana kwazvo mhando, inogona zvakare kushandiswa mune yedu yezvikamu zvemhando yepamusoro L * a * b * kazhinji yakajaira kushandisa whiteness (WI) ichi-chinomiririra chiitiko ichi kuyera iyo degree remhando chena.
Pane nzira dzakawanda dzekutaura whiteness, maindasitiri akasiyana anoshandisa nzira dzakasiyana, kushandiswa kwedzimwe nzira kunonyanya kuchena uye kuchena kweGantz Whiteness, muHunter Whiteness, Berger White uye dzimwe nzira.
Mazhinji mwero wepasi rese uye epamba achataura nzira dzakasiyana kuti dzione mwero, zvinofanirwa kucherechedzwa kuti zvimwe zviyero, kunyangwe nzira yakataurwa yakafanana, asi yakakonzerwa nemisiyano yemamiriro ekuyera uye kutungamira kumhedzisiro yekupedzisira , pane Mamwe miganho yakataurwa mune inopfuura nzira imwe. Pano tinopa mienzaniso:
ISO Kupenya
Chekutanga pane zvese, ngatitarisei chena yebhuruu, chena ndege imwe-yebhendi yechirungu inoyera yerudzi rwebhuruu mune pfupi-waveleng-wave, inotaurwa naR407 .
Yakawanda yeiyo yepepa indasitiri inoshandisa iyo yebhuruu mwenje wenyaya, asi nekuda kwemitemo yakadaro, pane misiyano yekupenya , DAPP kupenya, Tappi kupenya , etp., zviyero zvinowirirana ndizvo zvinotevera:
Iso2470 mune zvekushandiswa kwekushandiswa kwekubatanidza Sphere chiridzwa kuyera 2470-2 yeKutambanudzwa Kwemasikati Mamiriro ezvinhu D65 Chiedza Chiyero chekuwana R457, inozivikanwa seD65 Kupenya.
Iyo National Standard GB / T7974 inotevera iyo iso2717-25-25-25 the r457 yeiyo D65 Fluorescence Kupenya.
Tapi kupenya pane maviri zviyero, tapi4442 zvinodiwa zve45 ° / 0 ° chiridzwa chekuwana r457; Tapi525 zvinodiwa zvekubatanidza Sphere Type yechiyero chekuwana r457.
Iyo National Standard GB8940.1 inoda kuti r457 iiye kuyerwa ne45 ° / 0 ° chiridzwa chiri pasi peD65 Chiedza sosi mamiriro.
Kubva pane izvi tinogona kuona izvozvo, kunyangwe zvese zviri zviviri mapepa machena, ndezvekushandisa kwerudzi rwebhuruu chena, kana kushandiswa kwemitemo dzakasiyana, mhedzisiro yacho ichaitawo mutsauko. Mapepa emapepa pane chero yedata ekudzora data zvakare kune yavo zvakare, kunyanya zvinodiwa zvechigadzirwa chechigadzirwa chega chega, mamwe mapepa emapepa anoda kuchena kwavo mune yakajairwa data pane iyo yakakwira uye pasi mukati huwandu hwe1.5.
Uye zvakare, iyo Titaniide indasitiri yeDioxidery inoshandisa zvakare Whiteeness , mamwe makambani eTitanium dioxide anoda kuti iblue rabhururu rurefu kukosha】 92.5; Standard YS / T469 mune izvo zveAlumina, Aluminium Hydroxide Kubatanidza Sphere-Type's Chimbo-(10 ° pasi peiyo Whiteness, uye inopa kutsunga kweiyo machena ehuwandu hwe70-99.9; GB2913 inopa kuchena kweiyo plasttics bvunzo nzira, uchishandisa iyo White Whiteness inoshandiswawo r457. R457. Kune mamwe mimwe zviyero uye maindasitiri anoshandisa chena yerudzi rwechinguvana, izvo zvisingadzokorore pano.
Cie Whiteness
Cie Whiteness Inoshandiswa zvakanyanya muindasiti dzakasiyana-siyana, ASSM, Aatm, Din neDhita machira ezviuru, zvigadzirwa zvekuvaka, zvevatambi zvemaminitsi . Kana uchishandisa Cie kuchena, zvakakoshawo kutarisisa kune inodiwa yekuona kona yechiedza sosi uye mhando yekuvakwa kwechiridzwa.
T-index yechiedza
Y-kukosha kweiyo sampuli mune iyo nhabvu-stimulus kukosha muXYZ chromaticity system
X, YX, y kukosha kwemuenzaniso mune matatu mavara mavara kuronga muXYZ chromaticity system
x0, y0-tsika dzeX0, y0 muTristimulus inoronga yeiyo Diffuse Deffector muXyz Chromaticity system yeiyo inoonekwa yeiyo inoenderana neyakaenderana nechiedza sosi
When Cie Whiteness yakakura kupfuura zana, inoratidza kuti sampuli ndeye chena-chikamu chena, uye isingasviki zana izere-yakachena-yakachena chena; Kana mwenje wechiedza toni Takura kupfuura 0, zvinoratidza kuti sampuli chena chena, uye isingasviki 0 izere chena.
Gantz Whiteness & Hunter Whiteness
Gantz Whiteness ndeye maviri-dimensional formula yakafanana neyekunyengera. GB / T7749, GB / T23774, YS / T469 inotaurwa mune formula seinotevera:
Hunter Whiteness inoverengerwa ichishandisa muvhimi ruvara nzvimbo inobatanidza.gb/T13835.7 RABBIT FILTE FITE TEXT NYAYA YEMAHARA, FOMULU ndeye inotevera:
Reference Standard
Iso2470-1 "Kufunga kweDunhu Bhuruu Chiedza Flerance Perform yePepa, Kadhibhodi uye Pulp Mamiriro ezvinhu) (INOOR Mamiriro ezvinhu).
ISO2470-2 "kutsunga kwesarudzo yeratidziro yebhuruu yebhuruu yepepa, kadhibhodi uye pulp (kunze kwezuva) (D65 kupenya)".
GB / T7974 "Kutsunga kweBlue Light Diffuse Reflection Faction Face Factor Discop, kadhibhodi uye Pulpus / Vertical Nzira, Kunze Kwemasikati Mbiri)
Tappi452 "Kupenya kwePulp, Pepa, uye Cardboard (Yakananga kuratidzwa pa457nm)".
Tapi525 "Diffuse Kupenya kwePulp (D / 0 °)
GB8940.1 "Pepa uye Pepa bhodhi Whiteness Yekusarudza Nzira 45/0 Nzira Yekuratidzira nzira
Ys / t469 "aluminium oxide, aluminium hydroxide chena nzira yekutsunga
GB2913 "Test nzira yekuchena kwemapurasitiki
Iso11475 "Pepa uye PepaBeard-Cie Woiteness Kutsunga, D65 / 10 ° (Outdoor Chiedza)
Iso11476 "Pepa uye PepaBeard - Kutsunga kweCie Whiteness, C / 2 ° (Indoor Chiedza)
ASTM E313 "Standard bvunzo maitiro ekuverenga kweiyo whiteness uye yellowwess index nekuyera kwechiyero che colorimetry
GB / T7749 "nzira yekuratidza kuchena".
GB / t13025.2
GB / T15595 "polyvinyl chloride resin. Thermal kugadzikana nzira yekuyedza. Whiteens nzira
GB / T23774 General Nzira Yekutsunga Kwechinguvana yeCemical makemikari zvigadzirwa
GB / T26464 Kugadziriswa kweBrickness (Whiteness) yeAmiginic Pigment yekugadzira mapepa
GBT / 5950 "Nzira dzekuyera Whiteness yezvinhu zvekuvaka uye zvisiri-metalic zvinyama zvigadzirwa
GB / T 9338 "Fluorescent inopenya mumiririri
GB / T20155 White Siltel cement
GB / T13835.7 "Rabit Havit Fiber Test nzira. Chikamu 7 Whiteeness Nzira
