Nsogbu ahụike na-abụkarị nnukwu ihe egwu zoro ezo nye mmadụ.Dị ka nne na-atụ anya, ihe kachasị mkpa bụ ịkwadebe ihe ndị dị mkpa kwa ụbọchị maka nwa a ga-amụ na-esote. Ị họrọla ngwaahịa ụmụaka niile? Kedu ụdị ihe kacha mma, anyị kwesịrị ịnụ banyere ya.silicone ezéGịnị bụ silicone mere? Ọ dị mma iji?
Silicone teether bụ nke silica gel-ọkwa nri, nke na-enweghị bisphenol A, agaghịkwa agbaji, ike dọkasịa, nkwụsi ike, iguzogide yellowing, okpomọkụ ịka nká na ihu igwe.
BPA na-adịghị egbu egbu na-ekpo ọkụ na-eme ka ahụ dị jụụ aka mgbochi mmiri dị nrosilicone nwa teething mittens
N'ikwu okwu n'ozuzu, silica gel nwere ike kewaa n'ime organic silica gel na inorganic silica gel dị ka ihe ya na ihe mejupụtara ya si dị.
Inorganic silica gel
Inorganic silica gel bụ ụdị ihe mgbasa ozi na-arụsi ọrụ ike nke ukwuu, nke a na-akwadokarị site na mmeghachi omume nke sodium silicate na sulfuric acid na usoro ọgwụgwọ post-ọgwụgwọ dị ka ịka nká na acid egosipụta.Silica gel bụ ihe amorphous, na kemịkalụ ya. usoro bụ mSiO2.NH2O.Insoluble na mmiri na ihe ọ bụla mgbaze, na-abụghị egbu egbu keenweghiuto, chemical Njirimara bụ ike, ma e wezụga ike isi, hydrofluoric acid na dịghị mmeghachi omume na ihe ọ bụla bekee.
Ụdị dị iche iche nke silica gel nwere ụdị microporous dị iche iche n'ihi usoro mmepụta ha dị iche iche. Akụkụ kemịkalụ na nhazi anụ ahụ nke silica gel na-ekpebi na ọ nwere ọtụtụ ihe ndị ọzọ yiri ya na-esi ike iji dochie àgwà ndị ahụ: arụmọrụ adsorption dị elu, nkwụsi ike okpomọkụ, nkwụsi ike nke kemịkalụ. nwere elu n'ibu ike, wdg, n'ụlọ a na-eji dị ka desiccant, iru mmiri regulator, deodorant, etc.Industry dị ka mmanụ hydrocarbon decolorization gị n'ụlọnga, catalyst ụgbọelu, mgbanwe nrụgide adsorbent;Fine chemical nkewa na ịdị ọcha gị n'ụlọnga, biya stabilizer, agba thickener, eze esemokwu. onye nnọchi anya, onye na-ekpochapụ ihe.
Silicone Bunny Teether N'ogbeIhe ụmụaka ji egwuri egwu silicone
Organic silicone
Silicone bụ ụdị organosilicon ogige, na-ezo aka nwere njikọ Si-C, ma ọ dịkarịa ala otu organic otu na-ejikọta ya na silicon atom nke ogige ahụ, omenala na-abụkarị ndị site na oxygen, sọlfọ, nitrogen, wdg. ha, polysiloxane, nke mejupụtara silicon oxygen bond (-si-o-si -) dị ka ọkpụkpụ, bụ ndị kasị ọtụtụ, ndị kasị amụ na ndị kasị n'ọtụtụ ebe na ụdị organosilicone ogige, na-aza ihe karịrị 90% nke ngụkọta usoro onunu ogwu.
A na-ekewa Organosilicon n'ime ụzọ anọ: roba silicone, resin silicone, mmanụ silicone na onye na-ejikọta silane.
Akụkụ bụ isi nke silica gel bụ silica dioxide, nke nwere akụrụngwa kemịkalụ kwụsiri ike na anaghị ere ọkụ.Silica gel bụ ụdị silicon dioxide amorphous, a ga-achịkwa ogbako uzuzu uzuzu karịa 10 mg / m3, ọ dị mkpa iji mee ka ikuku iyuzuo sikwuo ike. , ọrụ na-eyi mkpuchi.
Silica gel nwere ike adsorption siri ike, nwere ike ịmepụta mmetụta akọrọ na akpụkpọ ahụ nke onye ahụ, ya mere, ọrụ kwesịrị iyi uwe ọrụ dị mma. Ọ bụrụ na silicone abanye n'anya, kpochaa mmiri buru ibu ma hụ dọkịta maka ọgwụgwọ ozugbo enwere ike. .
Gel silica na-acha anụnụ anụnụ nwere obere cobalt chloride, nwere ike igbu egbu, kwesịrị izere ịkpọtụrụ nri na iku ume n'ọnụ, dị ka ihe na-egbu egbu kwesịrị ịchọ ọgwụgwọ ozugbo.
Silica gel n'iji usoro ahụ eme ihe n'ihi mgbasa ozi nke vapor mmiri ma ọ bụ ihe ndị ọzọ na-emepụta ihe na-edozi ahụ, ike mgbasa ozi belatara, enwere ike iji ya mee ihe mgbe emegharịrị.
Oge nzipu: Eprel-04-2020