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Polylactic acid (PLA), tseem hu ua polylactide, yog aliphatic polyester ua los ntawm lub cev qhuav dej polymerization ntawm lactic acid uas ua los ntawm microbial fermentation li monomer.Nws siv biomass tauj dua tshiab xws li pob kws, qab zib cane, thiab cassava ua raw khoom, thiab muaj ntau qhov chaw thiab tuaj yeem ...Nyeem ntxiv»
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Xyoob fiber ntau yog cov hmoov xyoob ntuj uas tawg, khawb lossis crushed rau hauv granules tom qab ziab xyoob.Xyoob fiber ntau muaj huab cua permeability zoo, nqus dej, ua kom tsis haum, dyeability thiab lwm yam ntxwv, thiab tib lub sijhawm muaj cov haujlwm ntawm cov tshuaj tua kab mob ntuj, ...Nyeem ntxiv»
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Plasic yuav tsum tau tawg mus rau hauv cov organic teeb meem thiab cov pa roj carbon dioxide nyob rau hauv qhib huab cua nyob rau hauv ob xyoos kom muab faib raws li biodegradable raws li ib tug tshiab UK tus qauv raug qhia los ntawm lub British Standards Institute.Cuaj caum feem pua ntawm cov organic carbon muaj nyob rau hauv yas yuav tsum tau hloov mus rau hauv ...Nyeem ntxiv»