3.15 Su'esu'e Fa'atau |Silicone spatula mo le falai vevela o fualaau faisua e "oona"?Fa'ata'ita'iga Fa'aalia le "Fa'amatalaga Moni" o oloa Silikoni

Faatasi ai ma le atinaʻeina o saienisi ma tekinolosi, o ituaiga fou o mea e faʻafesoʻotaʻi ai meaʻai o loʻo faʻaalia i taimi uma i le olaga i aso uma, ma o le silicone o se tasi oi latou.Mo se fa'ata'ita'iga, fa'asili silicone mo le falai falai, limu mo le faiga o keke keke, mama fa'amau mo mea'ai laulau, ma oloa pepe e pei o pacifiers, straws, ma pulumu fulunifo e faia uma i le silicone.I le avea ai o se mea e sili ona malosi le adsorption, meaʻai faʻafesoʻotaʻi mea e faia i le silicone ei ai uiga o le mama, anti pa'ū, faigofie ona mama, ma le elea, ma e sili ona lauiloa i tagata faʻatau o loʻo tuliloaina le soifua maloloina.Ae o le toʻatele o tagata faʻatau o loʻo popole foi ona o ipu silikoni ua leva ona faʻaalia i le maualuga o le vevela, faʻafesoʻotaʻi ma le tele o meaʻai gaʻo ma meaʻai, ma faʻafesoʻotaʻi tuusaʻo ma meaʻai, o le a tupu ai le plasticizer migration ma mamafa uamea mamafa. i le faagasologa o le kuka?O le a le aofaʻi o le "paʻu"?Pe o'ona i le tino o le tagata pe a 'ai?E i ai se faʻamaoniga mo le lelei ma le saogalemu o oloa silicone?

Ina ia mafai ona malamalama i le tulaga lelei o suo silikoni ma silikoni faʻatau atu i le maketi Qingdao ma tuʻuina atu i tagata faʻatau faʻamatalaga moni ma faʻatuatuaina oloa, na faʻalauiloa aloaia e le Qingdao Municipal Consumer Protection Commission ni suʻega faʻatusatusa o nisi suo silikoni ma oloa faʻapipiʻi silicone i le faaiuga o le. 2021. I le taeao o Mati 9th i le 10 i le itula, o se polokalame lauiloa lauiloa faasaienisi "Consumer Laboratory" faia faatasi e le Qingdao Municipal Consumer Protection Commission, Qingdao Municipal Quality Inspection Institute, ma Peninsula Urban Daily faalauiloa le "3.15 Special. Lomiga", lea na ulufale i totonu o le falesuesue faʻapitoa ma vailaʻau ma osofaʻia saʻo le nofoaga faʻataʻitaʻi e "puʻeina" le femalagaiga o mea umukuka silikoni i le taimi o le kukaina o le vevela.

O le aofaʻi o faʻataʻitaʻiga mo lenei faʻataʻitaʻiga faʻatusatusa e 20 vaega, o ia mea uma na faʻatau moni e le aufaigaluega a le Qingdao Consumer Protection Commission e avea ma tagata faʻatau masani i faleoloa tetele, supamaketi, faʻapea foʻi ma faʻatauga faʻatau oloa e pei o le JD. ma Tmall i Qingdao.Faatasi ai ma i latou, 10 vaega o suo silikoni e sau mai faleoloa faatauga tuusao;10 vaega o fa'ailoga silikoni, 7 vaega mai faleoloa fa'atau e le tuusao, ma 3 vaega mai faleoloa fa'atau i luga ole laiga.

O le suʻega faʻataʻitaʻiga na faia i le Qingdao Product Quality Inspection and Research Institute, ma o mea faʻataʻitaʻiga e aofia ai le faʻaaogaina o le potassium permanganate, femalagaiga atoa, metals mamafa (i le Pb), femalagaiga plasticizer (DEHP, DAP, DINP, DBP), ma elemene faʻafeiloaʻi ( antimony Sb, arsenic As, barium Ba, cadmium Cd, chromium Cr, lead Pb, mercury Hg, seleni Se).O faʻataʻitaʻiga e aofia ai le GB 4806.11-2016 "National Food Safety Standard for Rubber Materials and Products in Contact with Food", GB 9685-2016 "National Food Safety Standard for the Use of Additives in Contact with Food Materials and Products", GB 31604.30-2016 "Tulaga Saogalemu o Meaʻai a le Atunuʻu mo le Faʻatulagaina ma le Femalagaaʻi o Phthalates i Fesoʻotaʻiga ma Meaʻai Meaʻai ma Oloa" GB 6675.4-2014 "Saogalemu o Meataalo - Vaega 4: Femalagaaʻi o Elemene Faʻapitoa", ma isi.

I lenei lomiga o le "Consumer Lab", o le a matou suʻesuʻeina saʻo le femalagaiga o mea umukuka silikoni i le taimi o kuka, faʻaalia lona foliga muamua, o se mea sili ona mata-matatala ma mataʻina aafiaga.I le tali atu i mea leaga e pei o uʻamea mamafa ma palasitika e sili ona popole i tagatanuʻu ma tagata faʻatau, o le faʻataʻitaʻiga ua faʻateleina faʻataʻitaʻiga talafeagai ma faʻaaogaina meafaigaluega ma meafaigaluega mo le faʻatatauina ma le saʻo o fua, faʻaaogaina le saienisi e toe faʻafoʻisia ai le mea moni.

Han Bing, o le ulu o le suʻesuʻega faʻatusatusaga poloketi a le Qingdao Municipal Consumer Protection Commission, ma Sun Chunpeng, o se inisinia mai le Qingdao Municipal Quality Inspection Institute, na asiasi atu i le potu faʻasalalau ola o le "Consumer Laboratory" e faʻasaʻo ai iuga mulimuli o le fa'ata'ita'i ma tu'uina atu ta'iala fa'atauaina.E tatau ona maitauina o taunuʻuga o lenei suʻega faʻatusatusa e naʻo faʻataʻitaʻiga ma e le faʻatusalia le lelei o isi faʻataʻitaʻiga poʻo vaega o le faʻailoga.E leai se iunite e fa'atagaina e fa'aogaina fa'ai'uga o su'ega fa'atusatusa mo fa'asalalauga e aunoa ma se fa'atagaga;O le 'tau' o le fa'ata'ita'iga ua na'o le tau fa'atau i lena taimi.
I totonu o le falesuesue faaletino ma kemikolo a Qingdao Quality Inspection Institute, 20 vaega o faʻataʻitaʻiga oloa silicone na muamua auina atu i se ogaumu 220 tikeri ma matua i le ea vevela mo le 10 itula, faʻataʻitaʻiina le siosiomaga maualuga-vevela o oloa silicone i le taimi o le faʻaaogaina i aso uma.A mae'a le 10 itula, ave i fafo ni fa'ata'ita'iga se 20 ma fa'alili.'Oti'oti se vaega o le silica gel mai fa'ata'ita'iga ta'itasi e 20 e tusa ai ma se fua fa'ata'ita'i fa'apitoa mo sauniuniga fa'ata'ita'iga.

Fa'ata'ita'iga fa'ata'ita'i ua leva ile ea vevela ile 220°C mo le 10 itula

Pe a faʻaaogaina spatulas silicone ma molds, o le popolega sili ona taua mo tagatanuu o le pe o le a alu ese se mea.Ole poloketi fa'ata'ita'i ole 'total migration' e mafai ona pu'eina sa'o le aofa'i o mea e le fe'avea'i i mea e fa'afeso'ota'i ai mea'ai e femalaga'i ile mea'ai.

Na ou vaʻaia e tekinisia fale suʻesuʻe o loʻo faʻatofuina le silikoni tipi i totonu o se meaʻai simulat o le 4% acetic acid ma le 50% ethanol, faʻasusu mo le 4 itula i le 100 ℃, ona tuʻu lea o le vaifofo i totonu o se ipu faʻafefe seia oʻo ina mago.I le taimi lea, o nisi o le pito i lalo o le ipu faʻagogo e foliga mai naʻo le faʻamamaina ma le faʻaeteete, leai se ila;O nisi e mafai ona vaʻaia i mata le lava ma sina vaega o paʻepaʻe paʻepaʻe o loʻo faʻapipiʻi, e foliga mai e pei o le "fua".

O le toega i le pito i lalo o le ipu evaporating o le tafe mai o oloa silicone

O le fa'aogaina o le acetic acid ma le ethanol e fa'ata'ita'i ai le suau'u ma le si'osi'omaga o lo'o fa'avela ai ipu silikoni, o le toega o lo'o va'aia e tagata uma, o mea e le ma'ale'ale e femalaga'i i fafo.“O Sun Chunpeng, o se inisinia mai le Qingdao Quality Inspection Institute, na faailoa mai e faapea o mea e le maaleale i mea e fesootai i meaai e fealuai i meaai, e faigofie ona maua ai le manogi, e afaina ai le tofo o meaai ma e afaina ai le soifua maloloina faaletino o tagata.

Ae ui i lea, o le aofaʻi o faʻamatalaga o femalagaiga na maua mai le 20 paʻu o le spatula paʻu ma faʻataʻitaʻiga silicone mold i lenei faʻataʻitaʻiga o loʻo faʻamalosia pea - o le aofaʻi o femalagaiga o faʻamaʻi silikoni e tele lava ina faʻatumauina i le va o le 1.5 mg / sikuea decimeter i le 3.0 mg / sikuea sikuea , ae o le aofaʻi o femalagaiga o silicone mold e tele lava ina faʻatumauina i le tele o le 1.0 mg / sikuea decimeter i le 2.0 mg / sikuea decimeter, o ia mea uma e fetaui ma manaʻoga o le atunuʻu GB 4806.11-2016 (≤ 10 mg / sikuea decimeter).E le gata i lea, o taunuʻuga o le aofaʻi o femalagaiga o le silicone spatula ma le silicone mold e leʻi faʻaalia ai se suiga o suiga i le tau faʻataʻitaʻiga.
O le suʻega o le "faʻaaogaina o le potassium permanganate" o se isi faʻataʻitaʻiga e mafai ai e le femalagaiga o oloa silicone ona "faʻaalia o latou foliga muamua".Na faatofuina e le aufaigaluega faataitai le silica gel tipi i le vai i le 60 ℃ mo le 2 itula.O le vaifofo faʻafefe na faʻafefeteina i le potassium permanganate solution, ma o le tau faʻaaogaina o le potassium permanganate na iu lava ina fuafuaina e ala i suiga o lanu, faʻatusatusaga o fua, ma isi.

O le toega i le pito i lalo o le ipu evaporating o le tafe mai o oloa silicone

O le fa'aogaina o le acetic acid ma le ethanol e fa'ata'ita'i ai le suau'u ma le si'osi'omaga o lo'o fa'avela ai ipu silikoni, o le toega o lo'o va'aia e tagata uma, o mea e le ma'ale'ale e femalaga'i i fafo.“O Sun Chunpeng, o se inisinia mai le Qingdao Quality Inspection Institute, na faailoa mai e faapea o mea e le maaleale i mea e fesootai i meaai e fealuai i meaai, e faigofie ona maua ai le manogi, e afaina ai le tofo o meaai ma e afaina ai le soifua maloloina faaletino o tagata.

Ae ui i lea, o le aofaʻi o faʻamatalaga o femalagaiga na maua mai le 20 paʻu o le spatula paʻu ma faʻataʻitaʻiga silicone mold i lenei faʻataʻitaʻiga o loʻo faʻamalosia pea - o le aofaʻi o femalagaiga o faʻamaʻi silikoni e tele lava ina faʻatumauina i le va o le 1.5 mg / sikuea decimeter i le 3.0 mg / sikuea sikuea , ae o le aofaʻi o femalagaiga o silicone mold e tele lava ina faʻatumauina i le tele o le 1.0 mg / sikuea decimeter i le 2.0 mg / sikuea decimeter, o ia mea uma e fetaui ma manaʻoga o le atunuʻu GB 4806.11-2016 (≤ 10 mg / sikuea decimeter).E le gata i lea, o taunuʻuga o le aofaʻi o femalagaiga o le silicone spatula ma le silicone mold e leʻi faʻaalia ai se suiga o suiga i le tau faʻataʻitaʻiga.
O le suʻega o le "faʻaaogaina o le potassium permanganate" o se isi faʻataʻitaʻiga e mafai ai e le femalagaiga o oloa silicone ona "faʻaalia o latou foliga muamua".Na faatofuina e le aufaigaluega faataitai le silica gel tipi i le vai i le 60 ℃ mo le 2 itula.O le vaifofo faʻafefe na faʻafefeteina i le potassium permanganate solution, ma o le tau faʻaaogaina o le potassium permanganate na iu lava ina fuafuaina e ala i suiga o lanu, faʻatusatusaga o fua, ma isi.

O faʻataʻitaʻiga faʻataʻitaʻiga o loʻo faʻaalia ai o le faʻaaogaina o le potassium permanganate i suo silikoni e tele lava ina faʻatumauina i le va o le 2.0 mg / kg i le 3.0 mg / kg, aʻo le faʻaaogaina o le potassium permanganate i le silikoni molds e tele lava ina faʻaogaina i le va o le 1.5 mg / kg. i le 2.5 mg / kg, lea e fetaui ma manaʻoga o le tulaga faʻale-malo GB 4806.11-2016 (≤ 10 mg / kg).O le fa'ai'uga o le fa'aaogaina o le potassium permanganate mo suo silikoni ma fa'ailoga silikoni e le'i fa'aalia ai se suiga i tau fa'ata'ita'iga.

>>> Iloiloga o meafaigaluega: Ua maua uamea mamafa, ma o le aofaʻi o faʻatauga o loʻo tausisia tulaga faʻale-malo.

E fa'amatu'u mai ea mea umukuka silikoni ni mea o'ona e pei o u'amea mamafa ma mea fa'apipi'i i le taimi e kuka ai?O le isi lea popolega tele mo tagatanuu.O le suʻesuʻega faʻataʻitaʻiga o uʻamea mamafa ma palasitika e vaevaeina i ni laasaga tetele se lua: faʻataʻitaʻiga faʻataʻitaʻiga sauniuni ma auʻiliʻiliga ma meafaigāluega suʻesuʻe.E taua le taʻua e pei o metala mamafa o se popolega mo tagata faʻatau, o lenei faʻataʻitaʻiga na faʻapupulaina ai le iloa o uʻamea mamafa.

E tusa ai ma manaʻoga o le tulafono faʻatulafonoina a le atunuʻu GB 4806.11-2016 "National Food Safety Standard Rubber Materials and Products in Contact with Food", ina ua maeʻa suʻega ma auʻiliʻiliga, o taunuʻuga uma o le uʻamea mamafa (faʻatatau o le taʻitaʻi) mea faʻataʻitaʻi o 20 vaega. o suo silikoni ma silikoni molds e fetaui ma manaʻoga.