Corona ayaresa nhyehyɛe, a wɔsan frɛ no corona nhyehyɛe, yɛ afiri a wɔde sa nneɛma a ɛwɔ soro a wɔde di nsɛm a ɛfa nneɛma pa ho te sɛ deinking ne debonding bere a wɔreyɛ plastic no ho dwuma. Wɔde di dwuma titiriw wɔ pre-printing ne coating pretreatment of low-surface-ahoɔden plastic te sɛ polypropylene ne polyethylene mu. Wɔn a wɔyɛ nneɛma atitiriw no bi ne Baldwin, Enercon Industries, ne Beijing Titanium mfiridwuma.
Saa nhyehyɛe yi de-voltage discharge di dwuma de ma corona tumi ba, na ɛma film no ani yɛ oxidizing ma ɛyɛ reactive akuw te sɛ hydroxyl ne carbonyl akuw, na ɛma ink anaa adhesives a ɛbata ho no yɛ kɛse. Core nhyehyeɛ no yɛ generator, a ɛkorɔn-voltage transformer, ne processor. Ɛboa daa adjustable output tumi fi 1000W kosi 9000W na ɛkata processing trɛw 200mm kosi 1500mm. Adwinnade no de IGBT tumi converters di dwuma, ɛyɛ adwuma wɔ frequency a ɛyɛ 20-30kHz, na wɔde ɛlɛtrɔnik ahobammɔ pii ne intelligent control features ahyɛ mu. Ano aduru binom ma dwumadie no gyina pintinn denam roller structure optimization ne plasma spraying technology so.
Wɔhwɛ kwan sɛ wiase nyinaa gua no kɛse bɛyɛ RMB ɔpepepem 4.9 wɔ afe 2023 mu, na Amerika Atifi fam ne ɔmantam titiriw a wɔyɛ nneɛma. Nneɛma a wɔde di dwuma wɔ fam no wɔ nneɛma a wɔde kyekyere nneɛma ne kar mu titiriw. Narrow-Trɛw nneɛma no yɛ 67% wɔ gua so kyɛfa mu, na wɔhwɛ kwan sɛ gua no kɛse bedu yuan ɔpepepem 6.9 wɔ afe 2030 mu.