2026-04-09 0 Okwu

Otu esi ejikwa ihe mgbaze n'ime ọkọlọtọ maka foil aluminum nwere nri?

Aluminom Foil Ekpuchiri nri, n'ihi uru ya na ihe mgbochi, okpomọkụ sealability, na nchekwa, na-eji ọtụtụ ebe na nri nkwakọ. Ya ihe mgbaze residues tumadi sitere organic solvents (dị ka ethyl acetate, methyl ethyl ketone, mmanya na-egbu egbu, usoro benzene, wdg.) eji na mkpuchi, ndeputa n'igwe, na lamination usoro. Oke oke nwere ike imerụ nri, na-emetụta àgwà mmetụta uche, na ọbụna imerụ ahụ ike. Ijikwa ihe mgbaze chọrọ njikwa mechiri emechi n'ofe agbụ niile - site na usoro isi mmalite, njikwa usoro, na njikwa gburugburu ebe obibi iji nwalee nkwenye-hụ na nnabata na ụkpụrụ dịka Gb 31604.60-2024 (Mkpokọta ihe fọdụrụ ≤5.0 mg/m², usoro benzene enweghị ike ịchọpụta).

I. Isi mmalite na ihe egwu nke ihe fọdụrụ na mgbaze

  1. Isi mmalite
    • Usoro mkpuchi/Mbipụta:Ihe mgbaze (ethyl acetate, ethanol, methyl ethyl ketone, toluene, wdg.) site na mkpuchi na inks dabere na ihe mgbaze, agbanweghi oke, nọgide na mkpuchi / ink oyi akwa.
    • Usoro Lamination:Na-agbaze site na adhesives akọrọ, na ihe mgbaze ewepụtara nke abụọ n'oge lamination.
    • Akụrụngwa na gburugburu ebe obibi:Ihe ndị na-adịghị ọcha dị na ngwa ngwa/ihe inyeaka, ihe mgbaze ofufe na ikuku ogbako, na ihe mgbaze n'ihi enweghị ihicha.
  2. Ihe egwu isi
    • Ihe ize ndụ nchekwa nri:Benzene usoro (benzene, toluene, xylene) bụ carcinogenic na neurotoxic; Esters/ketone fọdụrụnụ nwere ike ịkwaga na nri, na-eme ka ísì ọjọọ na mmebi.
    • Ihe ize ndụ nnabata nke usoro iwu:Esoghị ụkpụrụ dị ka Gb 31604.60-2024, Gb 9685-2016, na-eduga n'icheta ngwaahịa na ntaramahụhụ.
    • Mmepụta na Ogo ihe ize ndụ:Ihe fọdụrụ nke ukwuu nwere ike ime ka mkpuchi mkpuchi na-adịghị mma, adịghị ike okpomọkụ akara, na ngwaahịa isi, na-emetụta asọmpi ahịa.
Aluminom foil maka nkwakọ ngwaahịa chocolate
Aluminom foil maka nkwakọ ngwaahịa chocolate

Ami. Njikwa Isi mmalite: Ịwepụ ihe ize ndụ fọdụrụnụ na usoro na ihe

  1. Nhọrọ mgbaze: Ihe fọdụrụ dị ala, Volatility dị elu, Ịdị ọcha dị elu
    • Mee ka isi ihe na-esi ísì ụtọ buru ụzọ, ihe mgbaze dị elu:masịrị ethyl acetate (b.p. 77Celsius C), ethanol (78Celsius C), mmanya isopropyl (82Celsius C)n'elu elu-esi-ebe (E.G., cyclohexanone, toluene) na ihe mgbaze dị elu iji belata ihe ize ndụ fọdụrụnụ.
    • Jikwaa ịdị ọcha ihe mgbaze nke ọma:Jiri ihe mgbaze ọkwa elektrọnik/nri nri. Ethyl acetate dị ọcha ≥99.9%, mmiri ọdịnaya <0.05%, mmanya na-adịghị ọcha <1000 ppm. Machibido usoro benzene na adịghị ọcha dị elu.
    • Machibido/Machibido ihe mgbaze nwere nnukwu ihe egwu:Machibido iwu benzene, toluene, xylene, wdg. Machibido ebe esi mmiri dị elu, ihe mgbaze siri ike na-agbanwe dị ka methyl ethyl ketone, cyclohexanone. Ọ bụrụ na ọ dị mkpa, ebuli ihicha usoro.
  2. Nhọrọ mkpuchi/Ink/Nrapado: Ihe mgbaze dị ala, Ntọhapụ dị elu
    • Họrọ nke siri ike, usoro mgbaze dị ala:Mkpuchi / adhesives nwere ọdịnaya siri ike ≥40% belata ihe mgbaze. Nye ụzọ mmiri dabere, ihe mgbaze na-enweghị ihe mgbaze, UV-ọgwụgwọusoro iji kpochapụ ihe mgbaze na isi iyi.
    • Họrọ ihe nwere ntọhapụ ihe mgbaze dị elu:Na-ahọrọ ihe nrapado dabere na polyester (ntọhapụ ihe mgbaze ka mma karịa dabere na polyolefin). Họrọ mmanya na-agbaze, mmiri dabere, Sistemu ink na-enweghị benzene iji zere ijikọ hydrogen siri ike na ihe mgbaze.
    • Jikwaa ihe fọdụrụ nke akụrụngwa / inyeaka nke ọma:Nyocha na-abata aluminom foil mkpụrụ, otita, ink, adhesives maka ihe mgbaze. Jụ ihe anaghị eru eru.
  3. Nbulite usoro: Belata ndabere mgbaze
    • Belata itinye uche na-arụ ọrụ:Control mkpuchi/nrapado na-arụ ọrụ ịta na 30%-35%iji belata ihe mgbaze mgbe ị na-ahụ na mkpuchi otu.
    • Tinye ihe enyemaka mgbanwe:Tinye oke mgbanwe dị elu kwesịrị ekwesị, obere ihe fọdụrụ co-solvents (E.G., acetone, isopropyl acetate) iji belata isi ihe na-esi ísì ụtọ site na mmetụta azeotropic ma mee ngwa ngwa volatilization.
    • Hazie ọkpụrụkpụ mkpuchi/ink oyi akwa:Ibu njikwa mkpuchi (akọrọ ndabere: 3-5 g / m²) na ibipụta ọkpụrụkpụ ink iji belata ọnyà ihe mgbaze ma melite arụmọrụ ihicha.

Adii. Njikwa usoro: Nchịkọta ziri ezi nke ihicha na lamination

  1. Mkpuchi/Mbipụta ihicha: Igwe ọkụ gradient + Nnukwu ikuku + Obere Nrụgide Na-adịghị mma (Isi Usoro)(1) Profaịlụ okpomọkụ ihicha: Gọọmenti gradient iji zere “nhazi akpụkpọ ahụ”

    Jiri ihicha gradient atọiji dozie mwepụ ihe mgbaze na mma mkpuchi:

    • Ogbo 1 (Mpaghara ọkwa):50-60 Celsius C, elu ikuku ọsọ. Obere okpomọkụ, nnukwu ikuku na-ewepụ >60% ihe mgbaze, na-egbochi akpụkpọ anụ ahụ na ntinye ihe mgbaze n'ime.
    • Ogbo 2 (Mpaghara-ọnụego ihicha mgbe niile):70-85 Celsius C, nwayọọ nwayọọ okpomọkụ abawanye. Na-ejigide ọwa mgbasa ozi imeghe maka ịrụ ọrụ nke ọma, mgbanwe na-aga n'ihu.
    • Ogbo 3 (Mpaghara ikpo ọkụ kpụ ọkụ n'ọnụ):85-100 Celsius C (nso resin nro ebe), oke okpomọkụ na ikuku. Na-agbaji njikọ molekụla ihe mgbaze maka iwepụ kpamkpam.(2) Ọsọ ikuku na nrụgide: Nnukwu ikuku + Obere Nrụgide Na-adịghị mma maka Mbufe Mass emelitere
    • Njikwa ọsọ ikuku:Ọsọ ikuku ikuku ≥15 m / s. Mee ka ikuku na-abawanye ụzọ karịa naanị iweli elu okpomọkụ (Ikuku ikuku nwere mmetụta dị ịrịba ama na arụmọrụ evaporation ethyl acetate).
    • Njikwa Nrụgide ikuku:Jikwaa obere nrụgide na-adịghị mmana oven (ikpochapu olu > olu oriri). Wụnye ihe ikuku iyuzucha ka o wee wepụ ihe mgbaze na-agbanwe ngwa ngwa, na-ezere re-condensation na re-absorption.
    • Nkwalite Nozzle:Nozzles nso n'elu foil (5-10 mm oghere). Jiri nozzles ụdị ihe mgbochi iji kwalite mgbanwe okpomọkụ na mgbaze.(3) Njikọ Ọsọ Ahịrị: Mgbanwe dị egwu na ike ịsa
    • Gbanwee ọsọ ahịrị dabere na mkpuchi ọkpụrụkpụ, ụdị mgbaze, oven okpomọkụ / ikuku erubaiji hụ na oge ihicha ≥3-5 nkeji maka iwepụ ihe mgbaze zuru oke.
    • Zenarị ọsọ na-abawanye kpuru ìsì, nke na-eduga na ihicha ezughị ezu na ngafe nke fọdụrụ.
  2. Usoro Lamination: ihicha nke abụọ + Njikwa ọgwụgwọ
    • Nke abụọ ihicha tupu lamination:Tinye a 80-90Celsius Coven nke abụọ tupu lamination iji wepụ ihe fọdụrụ na mkpuchi/ebi akwụkwọ, na-ebelata ibu ihe n'ime lamination.
    • Lamination mpịakọta okpomọkụ:Njikwa na 55-70°C iji kwalite nrapado ịgbalite/njikọ ma nyere mgbaze mgbaze..
    • Usoro ọgwụgwọ:Okpomọkụ na-ekpo ọkụ 45-55C, oge 24-48 keolechi. Na-akwalite njikọta nrapado na-ewepụta ihe mgbaze fọdụrụnụ. Gbaa mbọ hụ na ikuku ikuku dị n'ime ụlọ ọgwụgwọ dị mma iji gbochie mkpokọta ihe mgbaze.
  3. Nlekọta akụrụngwa: Gbochie mmetọ gafere na mwube ihe fọdụrụ
    • Nchacha oven:Na-asachapụ oven mgbe niile, nozzles, ọwa mmiri na-ekpochapụ tar na irighiri ihe iji gbochie mgbochi ikuku, ma zere mmetọ ihe mgbaze ochie nke mkpuchi ọhụrụ.
    • Mpịakọta ihicha:mpịakọta mkpuchi na-adị ọcha mgbe niile, lamination na-apụta, ntuziaka na-apụta iji gbochie mmetọ ihe mgbaze/ mkpuchi ihe na foil.
    • Sistemụ nnyefe ihe mgbaze:Jiri pipeline raara onwe ya nye yana tankị nchekwa akara iji gbochie mgbaze mgbaze, ntapu, na cross-mmetọ.
8011 A na-etinye efere nri aluminom na oven
8011 A na-etinye efere nri aluminom na oven

Eva. Environment na Usoro njikwa: Wedata nnyonye anya na mpụga

  1. Njikwa gburugburu ebe obibi ogbako
    • Okpomọkụ & Iru mmiri:Okpomọkụ 20-25C, Iru mmiri 40-60%. Nnukwu iru mmiri na-ebelata nrụpụta ihe mgbaze; obere iru mmiri na-akpata static ma na-emetụta mkpuchi.
    • Ventilashion:ventilashion nke ụlọ ọrụ na-arụ ọrụ, mgbanwe ikuku ≥10 ugboro / hour. Wụnye sistemu mgbake/nyocha ihe mgbaze iji wedata mkpokọta ihe mgbaze gburugburu wee gbochie mgbasagharị ọzọ.
    • Njikwa mpaghara:Kewapụ mkpuchi, ndeputa n'igwe, lamination, na ebe a na-agwọ ọrịa iji gbochie mmetọ n'etiti usoro.
  2. Usoro nlekota oru na akwụkwọ
    • Nleba anya n'ịntanetị:Wụnye ihe nleba anya n'ịntanetị maka okpomọkụ oven, ikuku ọsọ, okwukwa, ihe mgbaze ịta. Nleba anya n'ezie na mkpuchi akpaaka maka adịghị mma.
    • Ndekọ ogbe:Detuo ụdị ihe mgbaze nke ọ bụla, ịdị ọcha, itinye uche na-arụ ọrụ, mkpuchi ibu, ihicha parameters (temp / ọsọ / oge), ahịrị ọsọ, ọgwụgwọ parameters. Nweta nchọta zuru oke.
    • Nlekọta ndị ọrụ:Ndị ọrụ na-enweta ọzụzụ ọkachamara. Soro usoro usoro. Mgbanwe na-enweghị ikike na okpomọkụ, ikuku ọsọ, Amachibidoro ọsọ ahịrị.

V. Nnwale nyocha: Mkpebi ziri ezi, Mmekwa mmechi-emechi

  1. Ụkpụrụ ule na oke
    • Ụkpụrụ isi: Gb 31604.60-2024​ (Chromatography nke Headspace, na-achọpụta 25 ihe mgbaze), Gb / t 10004-2008.
    • Mmachi chọrọ:Mkpokọta ihe fọdụrụ ihe mgbaze ≤ 5.0 mg / m²; Benzene, toluene, xylene, wdg. (usoro benzene) enweghị ike ịchọpụta​ (njedebe nchọpụta <0.01 mg / m²); Otu ihe mgbaze (E.G., ethyl acetate) ≤30 mg / m².
  2. Usoro ule (Isi oghere gas Chromatography HS-GC)
    1. Nkwadebe ihe atụ:Bee 50 cm² sample n'ime 5 mmx x 5 mm iberibe, tinye na headspace vial, siil.
    2. Nhazi isi oghere:Hazie na 80°C ±1°C maka 30 nkeji iji gbanwee ihe mgbaze fọdụrụnụ n'ime oge gas.
    3. Nyocha Chromatographic:DB-624 kọlụm capillary, Ihe nchọpụta FID, nha site na usoro ọkọlọtọ mpụga/ime.
    4. Mkpebi nsonaazụ:Gafe ma ọ bụrụ na mkpokọta na usoro benzene fọdụrụnụ ruru oke. Daa ogbe dum ma ọ bụrụ na oke ọ bụla gafere.
  3. Ugboro ule na njikwa
    • Nyocha na-abata:Lelee ihe mgbaze maka ngwa ngwa/ihe inyeaka ọ bụla. Jiri naanị ma ọ bụrụ tozuru oke.
    • Nlele na-arụ ọrụ:Sample ngwaahịa online ọ bụla 2 awa iji nyochaa ihicha irè na mezie usoro ozugbo.
    • Nyocha ikpeazụ (100%):Nwalee ogbe ngwaahịa emechara. Ụgbọ mmiri naanị ma ọ bụrụ na ọ ruru eru. Kewapụ, ibuaka, ma ọ bụ kpochapu ngwaahịa na-adịghị mma.
    • Nkwenye nke ndị ọzọ:zipu ihe nlele n'otu oge na ụlọ nyocha ndị ọzọ (E.G., Ụlọ ọrụ teknụzụ kọstọm, ụlọ ọrụ nyocha ọkachamara) iji hụ na ezi, ndabara nsonaazụ.
Usoro mmepụta nke aluminom shei
Usoro mmepụta nke aluminom shei

Vi. Okwu na ngwọta nkịtị

Nsogbu nsogbu Ihe nwere ike ịkpata ya Usoro Ngwọta
Mkpokọta ihe fọdụrụ gafere oke Okpomọkụ ihicha dị ala, obere ikuku ọsọ, oke ahịrị ọsọ; Obere ihe mgbaze dị ọcha, ihe mgbaze dị elu Mee ka ọ dị ọkụ / ikuku ihicha, belata ọsọ ahịrị; Jiri ịdị ọcha dị elu mee ihe, obere ihe mgbaze
Achọpụtara ihe fọdụrụ usoro Benzene Ngwa ngwa nwere usoro benzene; Ụlọ ọrụ mmetọ benzene Machibido ihe mgbaze dabere na benzene; Mee ka ikuku ventilashị rụọ ọrụ, nwalee mkpokọta benzene ambient
Ihe fọdụrụ na mpaghara na-abụghị uwe Igwe ikuku na-enweghị isi; Mkpuchi nozzle; Ibu mkpuchi na-ezighi ezi Ọcha nozzles, dozie nkesa ikuku; Kwalite mpịakọta mkpuchi maka ngwa otu
Mweghachi nke fọdụrụ ka a gwọọ ya Obere okpomọkụ, obere oge; Ikuku ikuku n'ime ụlọ na-adịghị mma Na-abawanye okpomọkụ ọgwụgwọ, ịgbatị oge; Meziwanye ikuku ikuku nke ime ụlọ

VII. Tebụl njikwa oke usoro

Usoro Nzọụkwụ Usoro igodo Oke njikwa ọkọlọtọ Ebumnuche njikwa Ugboro nleba anya
mkpuchi/Mbipụta Ibu mkpuchi mkpuchi (Ntọala akọrọ) 3-5 g / m² Belata ọnyà ihe mgbaze, melite ihicha arụmọrụ Otu ugboro kwa ogbe
mkpuchi/Mbipụta Mkpuchi na-arụ ọrụ itinye uche 30%-35% Belata ojiji ihe mgbaze, zere oke ihe fọdụrụ Otu ugboro kwa ogbe
Ịkpọ nkụ (Mpaghara ọkwa) Okpomọkụ 50-60Celsius C Obere okpomọkụ, nnukwu ikuku iji gbochie akpụkpọ anụ Online ozugbo
Ịkpọ nkụ (Mpaghara Ọnụ Ọgụgụ mgbe niile) Okpomọkụ 70-85Celsius C Jikwaa ọwa mgbasa ihe mgbaze, volatility nke ọma Online ozugbo
Ịkpọ nkụ (Mpaghara kpụ ọkụ n'ọnụ) Okpomọkụ 85-100Celsius C Wepu ihe mgbaze fọdụrụ nke ọma Online ozugbo
Ịkpọ nkụ Ọsọ ikuku Nozzle ≥15 m/s Kwalite mbufe oke, mee ngwangwa mgbaze volatility Nke ọ bụla 2 keolechi
Ịkpọ nkụ Igwe ọkụ ikuku Obere nrụgide na-adịghị mma (Egwu > Nri) Wepu ihe mgbaze na-agbanwe ngwa ngwa, zere re-absorption Online ozugbo
Ochuchu Ọkụ nkụ nke abụọ 80-90Celsius C Wepu ihe mgbaze fọdụrụnụ mgbe mkpuchi / ibipụta Nke ọ bụla 2 keolechi
Ochuchu Lamination Roll Temp 55-70Celsius C Kwalite ịgbalite nrapado, nyere mgbaze mgbaze Online ozugbo
Ngwọta Okpomọkụ + Oge 45-55Celsius C, 24-48 keolechi Hapụ ihe fọdụrụ, kwalite nrapado cross-njikọ Otu ugboro kwa ogbe
Ogbako gburugburu Okpomọkụ & Iru mmiri Okpomọkụ 20-25C, Iru mmiri 40-60% Gbaa mbọ hụ na nrụpụta ihe mgbaze dị mma, mee ka mma mkpuchi kwụsie ike Oge awa ọ bụla

Vai. Nchịkọta na njikwa ogologo oge

Inweta ọkwa ihe mgbaze na-ekwenye ekwenye na foil aluminom nwere nri bụ ihe a na-eme n'usoro. Soro ụkpụrụ nke “njikwa isi iyi siri ike, njikwa usoro ziri ezi, ikpe ule siri ike, na nkwalite na-aga n'ihu”:

  1. Wepụta ihe ndị dị obere akụrụngwa / inyeaka dị ka sistemu mmiri dabere na ihe mgbaze / ihe mgbaze na-enweghị / UV iji belata ihe mgbaze na isi mmalite..
  2. Mee ka usoro ihicha gradient dị ọkwa atọ, imezu ihe mgbaze nke ọma site na “nnukwu ikuku + obere nrụgide na-adịghị mma + njikwa okpomọkụ ziri ezi”.
  3. Mepụta usoro nnwale usoro zuru oke, manye oke oke ọkọlọtọ mba, hụ na ogbe ọ bụla dabara.
  4. Na-aga n'ihu na-ebuli usoro, ntinyere, na njikwa iji guzobe usoro ogologo oge maka njikwa ihe fọdụrụ ihe mgbaze, hụ na nchekwa nkwakọ ngwaahịa nri na ịkwalite asọmpi ahịa ngwaahịa.

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