Abatade a entumi nnyina wɔ corona ayaresa akyi no yɛ asɛm a ɛtaa ba na ɛyɛ anifere a ɛfa nnwinnade, akwan horow, nneɛma, ne nneɛma a atwa yɛn ho ahyia ho.
Adwene titiriw: adhesion a entumi nnyina=adeyɛ parameter control a ɛyera .
Sɛnea ɛbɛyɛ a wobesiesie saa tebea a entumi nnyina yi no, ɛsɛ sɛ wɔdannan corona ayaresa no fi "adaka tuntum" adwuma mu kɔ ɔkwan a wotumi susuw, wotumi hwɛ so, na wotumi san yɛ no pɛpɛɛpɛ so.
Ɔfa 1: Electrode ne discharge nhyehyɛe no sohwɛ pɛpɛɛpɛ (fibea) .
Electrode ne discharge nhyehyɛe sohwɛ ne ade a ɛtaa ba nanso ɛyɛ mmerɛw sɛ wobebu ani agu so a ɛde adhesion a entumi nnyina pintinn ba. Sɛnea ɛbɛyɛ a wobetumi atew electrode ho na wɔasiesie no, electrode a ɛwɔ soro (titiriw wɔ silicone rollers so) taa boaboa ozone, mfutuma ano, nneɛma a wɔde ka ho a ɛtɔ gu fam te sɛ nneɛma a wɔde hwirew nneɛma mu, na ebia anyinam ahoɔden nhama mpo beyi afi hɔ; Saa efĩ yi yɛ akwanside a ɛmma mframa nkɔ mu, na ɛde ahoɔden a ɛnyɛ pɛpɛɛpɛ a ɛma nsu fi mu ba, "corona a ɛyɛ mmerɛw" anaasɛ arcing, ne ayaresa a ɛyɛ mmerɛw a ɛma ɛyɛ basaa ba. Sɛnea ɛbɛyɛ na wɔadi eyi ho dwuma no, ɛsɛ sɛ wɔhyehyɛ ahotew ho nhyehyɛe a emu yɛ den-ɛlektrɔnik na ɛsɛ sɛ wɔde ethanol a nsu nnim anaa isopropanol tew ho yiye ansa na wɔayɛ nsakrae anaasɛ wɔayɛ no da biara da, a wɔkwati silicone anaa srade-ntama a ɛwɔ mu. Bio nso, nhwehwɛmu a wɔyɛ no daa wɔ electrode wear ho no ho hia na ama wɔahwɛ sɛ ebia amena, rust, anaasɛ deformation, sɛnea electrodes a asɛe no ma anyinam ahoɔden a ɛwɔ mu no yɛ kɛse, arcing, ne film surface sɛe, na hwɛ hu sɛ electrode parallelism ho hia kɛse na ama akɔ so akura gap a ɛkɔ so daa wɔ electrode no nyinaa mu{5}}Ground roller width, efisɛ misalignment a ɛne no nhyia no ma ayaresa no mu yɛ den a ɛnyɛ pɛpɛɛpɛ. Ɛdefa Corona ayaresa afiri no ankasa ho no, nnwinnade a ɛbɔ akwakoraa ne aberewa, ahoɔden a enni ano, ne nea asɛe a ɛkɔ soro-frequency generator adwumayɛ yɛ nsɛm a ɛtaa ba; Ano aduru bi ne sɛ wobɛtaa ayɛ afiri no tumi mita no mu nhwehwɛmu daa de ahwɛ ahu sɛ tumi a ɛda adi no ne nea efi mu ba ankasa (a ɛtwe adwene si tumi a ɛwɔ watts/min/cm2 so sen sɛ ɛbɛfa voltage anaa current kɛkɛ) ne silicone anaa dielectric rollers afoforo a wɔbɛhwɛ mu de ahwɛ ahu sɛ wɔn ho ntɔ wɔn anaasɛ wɔn a wɔn mfe akɔ anim wɔ mpɔtam hɔ a wɔrensɛe no.
Phase 2: Standardization ne Optimization of Process Parameters (CORE) .
Kɛkɛ "dane corona" no nnɔɔso, sɛnea pɛpɛɛpɛ control of all process parameters yɛ ahyɛde. Wɔ adeyɛ a ɛho hia ho parameters (CPP) no, ayaresa tumi nyɛ asɛm a ɛfa "higher is better"-ɛnyɛ nea ɛdɔɔso a ɛde kɔ ase-ayaresa, bere a ɛboro-ayaresa no sɛe surface molecular chains na ɛtew adhesion so, enti ɛsɛ sɛ wɔyɛ gradient sɔhwɛ ahorow de hwehwɛ tumi mfɛnsere a eye sen biara ma nneɛma biara. Ayaresa ahoɔhare ne ahoɔden wɔ abusuabɔ kɛse, a ahoɔhare a ɛkɔ ntɛmntɛm no kyerɛ bere tiaa a wɔde yi nsu fi mu na ɛnam so ma ahoɔden a wɔhwehwɛ no kɔ soro; Ɛsɛ sɛ wɔhwɛ abien no so wɔ tandem mu na ama wɔanya ahoɔden a ɛyɛ den a ɛwɔ soro (dyne value) a ɛboro ink anaasɛ adhesive ahwehwɛde so kakra, te sɛ 42-44 mn/m sen sɛ ɛbɛyɛ 38 mn/m pɛ. Ɛsɛ sɛ wɔde electrode gap no sie wɔ bo a wɔahyɛ ato hɔ (sɛ nhwɛso no, 1.5-2.0mm) na ɛnsakra wɔ ɔkwan a wɔpɛ so, efisɛ gap no ka anyinam ahoɔden ahoɔden tẽẽ. Wɔ nneɛma a atwa yɛn ho ahyia sohwɛ ho no, ambient temperature ne humidity impact discharge su-mframa a ɛyɛ nwini no kɔ so yiye, enti ɛsɛ sɛ adwumayɛbea tebea yɛ nea ɛyɛ den, na ɛsɛ sɛ wɔsiesie tumi no yiye wɔ nsu a ɛyɛ nwini te sɛ plum osutɔ bere mu. Saa bere yi nyinaa, ɛsɛ sɛ wɔhwɛ hu sɛ electrode ne rollers a ɛyɛ nwini a etu mpɔn na asiw ɔhyew a ɛboaboa ano, a ɛma ayaresa no yɛ pɛ ne nnwinnade no nkwa no ano.
Ɔfa 3: Wɔ{1}}Nteaseɛ a emu dɔ ne nneɛma a wɔde yɛ adwuma no ankasa (Fundamental) .
Nneɛma a wɔde yɛ no ne nea ɛde nsɛm a ɛbata ho ba no mu, a corona ayaresa yɛ adwuma sɛ akyi karkafo, enti nneɛma a efi akyi no betumi ayɛ adwuma denam emu de so nkutoo. Substrate surface contamination ne ade titiriw a ɛde adhesion a entumi nnyina: atubrafo a wɔn mu duru sua (LLM) te sɛ slip agents (erucamide, oleamide) a ɛwɔ PE ne antistatic nnuru mu wɔ PP no tu kɔ soro bere a wɔreyɛ ne nea wɔde sie no, na ɛyɛ "yiyi sini" a wontumi nhu; Nneɛma a wɔde boa a wɔde yɛ nneɛma te sɛ srade ne nnuru a wɔde gyae nsunsu, ne nneɛma a wɔde gu mu a wɔde gu mu no nkae te sɛ mfutuma ne ngo a wɔde gu mu no nso boa. Solutions include communicating with suppliers to request low-migration or non-migration raw material grades, implementing "first-in, first-out" inventory management to minimize slip agent migration, adding online cleaning processes (eg, plasma air knife, electrostatic brush) for films with existing migration, and performing dyne pen testing on each film roll or batch during incoming inspection to record initial values. Substrate ahorow ahorow ne polarities ahorow yɛ wɔn ade wɔ ɔkwan soronko so wɔ corona treatment-Non-polar nneɛma te sɛ PE ne PP ho no wɔ corona tumi a ɛho hia nanso ɛyɛ ntɛmntɛm atenuation, bere a polar nneɛma te sɛ PET, PA, ne PVC wɔ polarity a efi awosu mu a ɛhwɛ ma wɔyɛ ayaresa a ɛtra hɔ kyɛ nanso ebia ebehia ahoɔden a ɛkorɔn ma activation. Ano aduru a ɛne no hyia no fa parameter nhyehyɛe a wɔde wɔn ani asi so (a wɔde tumi a ɛba fam ma PE/PP bere a wɔhwɛ "bere mfɛnsere" no so kɔ akwan a edi hɔ no so, ne tumi a ebetumi akɔ soro ama PET dwumadie) ne nteaseɛ a ɛma wɔbrɛ attenuation mmara ase denam dyne value attenuation curves a wɔaben denam nhwehwɛmu a wɔde bɛyɛ nhwehwɛmu a ɛbɛma wɔahwɛ ahu sɛ asase ani ahoɔden kɔ so boro aboboano wɔ lamination anaa tintim mu. Bio nso, ink anaa adhesive a ɛne no nhyia no betumi asɛe corona ayaresa a ɛkyɛn so, enti nhwehwɛmu a wɔyɛ no bom (a wɔde adhesion sɔhwɛ ahorow te sɛ cross-twa na wɔde corona hwɛ sɔhwɛ ahorow a corona{14}}aduru a wɔde ayɛ nsu ase bere a wɔrepaw ink ne adhesives) no ho hia, na wɔde adhesion combinations a ɛyɛ den a wɔde fa so no ho ban{17} a wɔde fa so no ho A thin primer post-Corona sɛ "bridge layer" betumi ama adhesion stability ayɛ kɛse.
Ɔfa 4: Fa-process quality monitoring system (Guarantee) no yɛ adwuma.
Nnyinasosɛm "Nsusuiɛ biara nni hɔ, adwumayɛ biara nni hɔ" si hia a ɛhia sɛ wɔde-process quality monitoring system si hɔ. Sɛ wode intanɛt so hwɛ bedi dwuma a, intanɛt so Dyne Value Detector a wode bɛhyɛ mu no yɛ nea eye, efisɛ ɛma ankasa-bere a ɛyɛ pɛ-trɛw hwɛ sini no ne alarm ahorow bere a botae ahorow no kɔ fam, a ɛho hia kɛse ma closed-loop control. Offline sɔhwɛ a wɔbɛhyɛ mu den no hwehwɛ sɛ wɔyɛ dyne pen anaa ano aduru sɔhwɛ a ɛyɛ pɛpɛɛpɛ wɔ nhoma mmobɔwee biara mfiase, bere a wɔreyɛ no, ne bere a wɔresakra nhoma mmobɔwee no, ne afei nso kyerɛwtohɔ a ɛyɛ den ne nea wotumi hwehwɛ mu-documenting supplier, batch number, treatment parameters (power/speed), pre ne post-treatment dyne values, ne nea efi mu ba, ne nea wɔde bɛbɔ ɔhaw biara ho dwuma wɔ ɔhaw ahorow mu. Effect verification a etwa to no fa daa ɔsɛe sɔhwɛ te sɛ cross-twa ne peel ahoɔden sɔhwɛ ahorow de hwɛ hu sɛ nea etwa to a ɛbata ho no di ahwehwɛde ahorow so.