N'oge gara aga, ihe na-esi ísì ụtọ PFAS mkpuchi n'elu ime nke ụfọdụ nkwakọ nri nwere ụfọdụ ọrịa cancer, ya mere ọtụtụ ndị na-emepụta akwụkwọ nri ngwa ngwa ejirila akwa plastik resin dị ka PE, PP kpuchie elu akwụkwọ ahụ. , EVA, sarin, wdg. Ihe nkiri ahụ nwere ike nweta ebumnuche nke mgbochi mmiri na mmanụ, ma zere mmerụ ahụ PFAS na-eme ka ahụ ike mmadụ ghara ịdị.Otú ọ dị, na gburugburu ebe obibi, dị ka PFAS, usoro ihe omimi nke ihe nkiri plastik ndị a kwụsiri ike na enweghị ike imebi ya, si otú a na-emepụta mmetọ rọba ọcha.#PE mkpuchi iko akwụkwọ

Ya mere, ụlọ ọrụ ndị China emepụtala ma mepụta nkà na ụzụ foto-oxygen biodegradation maka ihe polymer (dị ka plastik, rọba, na eriri kemịkal), nke nwere ike nweta mmebi nke ala na-emebi emebi na compost.

Photo-oxygen biodegradable masterbatch bụ teknụzụ biodegradation kacha nso na mbibi ngwa ngwa na gburugburu ebe obibi.Mgbakwunye nke 1% nwere ike nweta mmebi ngwa ngwa na-enweghị ịgbanwe ihe, mmepụta ihe, usoro mmepụta na arụmọrụ zuru oke nke ihe.

Otú ọ dị, ọnụ ahịa nke omenala polylactic acid PLA, PBAT, PBS, PHA na ndị ọzọ zuru ezu biodegradable teknụzụ na-abawanye ma ọ dịkarịa ala 100% ka 200%, na keukwu arụmọrụ enweghị ike iru arụmọrụ nke omenala plastics, otú ihe, mmepụta ngwá na mmepụta usoro. kwesịrị ịgbanwe.

Enwere ike iji teknụzụ biodegradation foto-oxygen biodegradation maka ihe nkiri plastik dị ka PE na sarin na-emepụta akwụkwọ mkpuchi ngwa ngwa ngwa ngwa n'ahịa China.# PE mkpuchi akwụkwọ mpịakọta

Ụkpụrụ teknụzụ nke teknụzụ biodegradation foto-oxygen

Igwe ihe nkiri plastik nke ụlọ ọrụ China foto-oxidative biodegradation teknụzụ bụ ụdị teknụzụ ọhụrụ nke na-emebi emebi kpamkpam dabere na ihe nkiri plastik tụfuru na gburugburu ebe obibi.Emebere teknụzụ ahụ iji jigide ndụ ya bara uru dị ka ngwa ahịa na igwe, igwe, ihe mgbochi, nghọta na akụrụngwa azụmaahịa ndị ọzọ n'oge ndụ ya niile, ma na-enye ohere ka ihe nkiri plastik na biodegrade n'okpuru ọnọdụ okike mgbe a tụfuru ya.

Nkà na ụzụ bụ ịgbakwụnye foto-oxygen biodegradable masterbatch na ihe nkiri rọba iji mee ka ọ na-eme ihe dị ka ihe nkiri olefin plastik nwere ike ime foto-oxygen biodegradable.Meziwanye ọsọ nke a na-etinye ikuku oxygen n'ime ụdọ polymer nke polymers rọba.A na-agbaji polymers rọba n'ime obere ihe ndị dị n'ime ikuku ikuku, wee mebie ya site na microorganisms nke dị na gburugburu ebe obibi.# PE mkpuchi akwụkwọ mpịakọta ala

Usoro mmebi nke ihe nkiri plastik na-eji teknụzụ foto-oxygen biodegradation nwere ike kewaa ụzọ abụọ.
Nzọụkwụ mbụ: Ihe nkiri plastik agbakwunyere na foto-oxygen biodegradable masterbatch na-emeghachi omume na ikuku oxygen na ikuku, na-eme ka ihe mgbakwunye ahụ wakpo carbon nke polymer, na ọkpụkpụ azụ carbon na-eme ka ọkpụkpụ molekụla na-eme ka ọkpụkpụ molekụla na-ejikọta ya na ihe jikọrọ ya. ihe na-erughị 10,000 ma ọ bụ ihe na-erughị ( Ndị ọkà mmụta sayensị nọ na Europe na Japan kwenyere na ndị oligomer nwere oke mkpụrụ ndụ ihe na-erughị 400,000 nwere ike ilo ya site na microorganisms).

N'ime oge a, nbibi bụ usoro abiotic, nke na-akwalite ntinye nke ikuku oxygen n'ime ọkpụkpụ azụ carbon ebe polymer na-agbaji iji mepụta otu dị iche iche na-arụ ọrụ (dị ka carboxylic acid, esters, aldehydes, na alcohols).

Polymer molecular dị elu na-agbanwe site na agbụ hydrophobic macromolecule gaa na hydrophilic obere yinye molecular, nke na-eme ka mpekere nke agbụ molekụla dị mfe nke nje bacteria na-emebi ma gbarie ya.# Onye na-akwado iko akwụkwọ raw

Nkeji nke abụọ: microorganisms dị n'ebe nile (bacteria, fungi na algae) na okike na-emebi ihe nkiri plastik dị ka isi iyi na-edozi ahụ, ma mesịa mebie ya na carbon dioxide, mmiri na biomass.A na-akpọ mmebi ahụ n'oge a usoro biodegradation.

Nlele na ụkpụrụ

Ma n'èzí ma ọ bụ na ụlọ nyocha, ọnụ ọgụgụ mmebi nke nkà na ụzụ a nwere ike iru karịa 60%.N'ụkpụrụ mba nke mba m GB/T 20197-2006 na GB/T 19277.1-2011, ihe nyocha kacha elu maka ọnụego biodegradation bụ 60%.

N'ime ụlọ nyocha, maka ihe nkiri nwere ọkpụrụkpụ nke na-erughị 15 μm, ha nwere ike ịbanye na ọkwa biodegradation mgbe ịmechara ọnwa 3 nke ịka nká.Ime nka ịka nká nwere ike họrọ ịka nká UV ma ọ bụ xenon oriọna ịka nká.

Ịbanye na ọkwa biodegradation, ụkpụrụ mmebi iwu nke polyolefin kachasị elu n'ụwa (PAS 9017: 2020) chọrọ ọnụ ọgụgụ mmebi nke ihe karịrị 90% n'ime ụbọchị 730, nke dị elu karịa ọkọlọtọ mba na obodo m.

Ọkwa teknụzụ nke teknụzụ biodegradation foto-oxidative nke ihe nkiri rọba karịrị nnọọ ọkọlọtọ mba, bụ nke dabara na ọkọlọtọ mbibi polyolefin kachasị elu n'ụwa (PAS 9017: 2020).

Mgbe agwakọtara foto-oxygen biodegradable masterbatch n'ime resin rọba dị ka PE na sarin, ngwaahịa ndị a na-emepụta nwere ihe ndị nwere ike imebi ihe, yana ọnụego biodegradation ụbọchị 180 ha nwere ike iru 60%, na-ezute ọkọlọtọ mba GB/T 38082-2019 chọrọ ọnụego biodegradation.Enwere ike mebie ya nke ọma n'okpuru ọnọdụ nke mkpofu ikuku, ndochi ala ma ọ bụ compposting ikuku.# Mpempe akwụkwọ mkpuchi PE

Nkà na ụzụ biodegradation foto-oxygen nwere ike ịgafe ule nke ụkpụrụ mba China ndị a: GB/T 20197-2006, GB/T 19277.1-2011, GB/T 38082-2019.N'ikwekọ n'usoro amụma carbon carbon na nkà ihe ọmụma dị ugbu a.

Nhọrọ nke Ụzọ teknụzụ Biodegradation maka mkpuchi mkpuchi dị iche iche

EVA mkpuchi na mkpuchi PP dabara adaba maka teknụzụ biodegradation nke ụlọ ọrụ China (anaerobic + marine), n'ezie, enwere ike iji teknụzụ foto oxygen biodegradation nke ụlọ ọrụ China.

Sarin resin, LLDPE, LDPE na mkpuchi ndị ọzọ dabara adaba maka teknụzụ biodegradation foto-oxygen nke ụlọ ọrụ China.N'ezie, ọ ga-ekwe omume ibelata okpomọkụ nke gbazere n'okpuru 310 Celsius C iji kwado nkwado nke teknụzụ biodegradation (anaerobic + marine).#Nanning Dihui Paper Products Co., Ltd.