ʻIke kumu o ka ʻili plastik

Ma nā huaʻōlelo LAULĀ NO KA ʻŌPALA HOʻOPILI LAHUI (GB4122-83), ʻo ka wehewehe ʻana o ka hoʻopili palupalu: pili ka hoʻopili palupalu i ka hoʻopili e hiki ke hoʻololi i ke ʻano o ka pahu ma hope o ka hoʻopiha ʻana a i ʻole ka wehe ʻana i nā mea i loko. ʻO nā ʻano ʻeke, pahu, set a me nā envelopes i hana ʻia me ka pepa, ka foil alumini, fiber, ka ʻili plastik a me kā lākou mau paʻakikī he hoʻopili palupalu. Ma ke ʻano laulā, ua kapa ʻia nā pepa plastik me ka mānoanoa ma lalo o 0.25mm he mau kiʻiʻoniʻoni. He moakāka ka ʻili plastik, palupalu, me ke kūpaʻa wai maikaʻi, ke kūpaʻa makū a me ke kūpaʻa ea, ka ikaika mechanical maikaʻi, nā waiwai kemika paʻa, ke kūpaʻa aila, maʻalahi ke paʻi i nā kikokikona maikaʻi, hiki ke hoʻomehana i ka ʻeke sila. Hiki iā ia ke hoʻokō i nā koi hoʻopili o nā ʻano mea āpau, hoʻohana ʻia i loko o ka hoʻopili ʻana o ka maʻalahi e mālama, maʻalahi e kau i ka meaʻai kūpono, nā mea pono o kēlā me kēia lā, nā waiwai pūʻolo liʻiliʻi supermarket. He 30 mau makahiki o ka ʻike ʻo Guangdong Danqing Printing Co., Ltd i ka hana ʻana i ka ʻeke spout, ka ʻeke zipper kū, ka ʻili ʻōwili plastik a pēlā aku; Hāʻawi i ka paʻi maikaʻi loa, hiki ke paʻi a hiki i 13 mau kala.

He mea nui ka paʻi ʻana i nā ʻōpala palupalu ma luna o ka ʻili plastik i ka paʻi ʻana i nā ʻōpala. Wahi a nā helu helu, mai ka makahiki 1980, ʻo ka ʻōpala plastik ma kekahi mau ʻāina holomua o ka honua he 32.5% ~ 44% o ka paʻi ʻana i nā ʻōpala holoʻokoʻa.

Ma keʻano laulā, no ka mea, ʻaʻole kūpono ka mea kiʻiʻoniʻoni hoʻokahi no ka pale ʻana o loko, no laila ʻoi aku ma mua o ʻelua ʻano o nā kiʻiʻoniʻoni i hoʻohana ʻia e hui pū i loko o kahi papa o ka kiʻiʻoniʻoni composite, e hoʻokō i nā koi o ka mālama ʻana i ka meaʻai, ʻenehana hoʻopili aseptic. ʻAʻole maʻalahi ke koho ʻana i nā mea waho o ka kiʻiʻoniʻoni composite e kahakaha, ʻaʻahu, hana optical maikaʻi, hana paʻi maikaʻi o ka mea, e like me: pepa, cellophane, tensile polypropylene, polyester, etc.; ʻO ka papa waena he polymer pale, e like me: alumini foil, alumini mahu, polyvinyl diazene electric i loko o nā mea i koho nui ʻia ʻaʻohe ʻawaʻawa, polyethylene tasteless a me nā resin thermoplastic ʻē aʻe.