Polyhydroxyalkanoate (PHA), polyester intracellular mebere site na ọtụtụ microorganisms, bụ polymer biomaterial eke eke.
CMkpebi nke PHA
Biodegradability: PHA bụ ihe na-adịghị ahụkebe n'otu oge, na-enweghị composting, ọ nwere ike imebi ya na ala na mmiri, n'okpuru ọnọdụ ikuku na anaerobic, na oge mmebi ahụ bụ nke a na-achịkwa, dabere na nhazi na nha nke ngwaahịa PHA na ọnọdụ ndị ọzọ dị na mpụga.Dabere na gburugburu ebe obibi, ọnụego nbibi nke PHA bụ ugboro 2 ruo 5 ngwa ngwa karịa ihe polycaprolactone (PCL) na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe na-emepụta ihe (PCL) ma ọ bụ ihe ndị ọzọ na-emebi emebi aliphatic polyesters;ebe PHA kacha nso bụ polylactic acid (PLA) Biodegradation agaghị eme ngwa ngwa n'okpuru ogo Celsius 60.
Ezigbo biocompatibility: PHA nwere ike iweda ya n'ime obere oligomer molecular ma ọ bụ akụkụ monomer n'ime ahụ, nke na-adịghị egbu egbu na nke na-adịghị emerụ ahụ n'ahụ, na ọ gaghị eme ka ọjụjụ.Ya mere, enwere ike itinye ya na ọkpụkpụ arụ ọrụ, ndị na-ahapụ ọgwụ na ihe ndị yiri ya.Na 2007, suture absorbable (TephaFLEX®) mere nke P4HB bụ ndị US FDA kwadoro wee bụrụ ngwaahịa ọgwụ PHA izizi azụmaahịa n'ụwa.Ka ọ dị ugbu a, ụwa na-amụsi ike itinye akwụkwọ n'ọrụ PHA n'ọtụtụ mpaghara dị ka injinịa anụ ahụ, ihe etinyere, na ndị na-ebu iwepụta ọgwụ.
Ezigbo ihe mejupụtara: enwere ike iji ya na ihe ndị ọzọ mejupụtara ya.Dịka ọmụmaatụ, PHA nwere ike iji akwụkwọ mee ka akwụkwọ mpịakọta mee ihe nwere ihe pụrụ iche;ma ọ bụ jikọtara ya na ígwè, aluminom, tin na ihe ndị ọzọ ígwè, ma nwee ike jikọta ya na uyi ofufe iji melite arụmọrụ okpomọkụ na ike nke PHA;na mgbakwunye, a na-eji PHA na calcium silicate Compounding mee ka ọnụ ọgụgụ mmebi nke PHA dịkwuo elu ma dozie nsogbu nke obere pH uru mgbe mmebi PHA gasịrị;enwere ike ịgbakwunye ya na ụfọdụ ndị na-agwọ ọrịa inorganic iji mepụta ihe mkpuchi na ọrụ mgbochi mmiri.
Ihe mgbochi gas: PHA nwere ezigbo ihe mgbochi gas na enwere ike iji ya na nkwakọ ngwaahịa ọhụrụ;nkwụsi ike nke hydrolytic: hydrophobicity siri ike, nke a na-eji na-emepụta tableware;ngwa anya na-abụghị nke na-anọghị n'ịntanetị: PHA nwere ọrụ anya, na ngalaba nhazi ọ bụla nwere Carbon chiral enwere ike iji maka nyocha chromatographic iji kewaa isomers anya;UV kwụsie ike: E jiri ya tụnyere ndị ọzọ polyolefins na polyaromatic polymers, ọ nwere mma UV kwụsie ike.
Ngwasnke PHA
1. Ihe ndi ozo.A na-ejikarị PHA eme ihe na ngalaba ahụike iji rụpụta sutures ịwa ahụ, staples, ihe nnọchi ọkpụkpụ, ihe nnọchi arịa ọbara, ndị na-ebu ọgwụ na-ewepụta ọgwụ, uwe aka ahụike, ihe mgbakwasa, tampons, ihe nkiri ahụike, wdg.
2. Ihe nkwakọ ngwaahịa biodegradable na ngwaahịa ndị na-adịghị na mmiri na-adịgide adịgide dị ka ngwaahịa ịdị ọcha, diapers, ihe ịchọ mma (ihe na-eme ka ọ dị mma na ihe ịchọ mma, mkpuchi karama mmiri), wdg.
3. Ngwa ngwa.Ngwongwo, ihe tebụl, iko, mgba ọkụ eletrik, ime ụgbọ ala, wdg.
4. Ngwaahịa ugbo.Onye na-ebu nje pesticides na fatịlaịza, ihe nkiri plastik, wdg.
5. Chemical media na ihe mgbaze.Ndị na-ehicha ihe, ihe e ji esiji ákwà, ihe mgbaze ink, nrapado, ihe ndị na-arụ ọrụ anya.
6. Ejiri ya dị ka ihe ndabere maka ihe ndị na-ekpo ọkụ (polyurethane na unsaturated polyester resins).
N'ihi na PHA nwere ezigbo biocompatibility, biodegradability na thermal nhazi arụmọrụ nke plastik n'otu oge.Ya mere, enwere ike iji ya dị ka ihe ndị na-edozi ahụ na ihe nkwakọ ngwaahịa biodegradable n'otu oge, bụ nke ghọrọ ebe nyocha kachasị arụ ọrụ n'ọhịa nke biomaterials n'afọ ndị na-adịbeghị anya.PHA nwekwara ọtụtụ ihe agbakwunyere ọnụ ahịa dị elu dị ka ngwa anya na-adịghị adị, piezoelectricity, na ihe mgbochi gas.
Ụlọ ọrụ WorldChampga-adị njikere mgbe niile inye iheIhe ECOnye ndị ahịa si n'akụkụ ụwa niile,glove compostable, akpa nri, akpa ndenye ọpụpụ, akpa ahịhịa,cutlery, nri ọrụ ware, wdg.
Ụlọ ọrụ WorldChamp bụ onye mmekọ gị kacha mma iji wepụta ngwaahịa ECO, ihe ndị ọzọ nke ngwaahịa plastik ọdịnala, iji gbochie mmetọ ọcha, mee ka oke osimiri na ụwa dị ọcha ma dị ọcha.
Oge nzipu: Feb-10-2023