PP woven hnab yog subdivided teb nyob rau hauv kev lag luam khoom yas. PP woven hnab siab kub tus neeg sawv cev yog ib tug additive siv nyob rau hauv zus tau tej cov pp woven hnab, uas yuav ua tau zoo heev ua rau kom lub whiteness, brightness thiab huab cua tsis kam ntawm pp woven hnab poj niam txiv neej. Kev tsim cov PP woven hnab belongs rau cov txheej txheem kos duab. Cov txheej txheem yog sib tov cov ntaub ntawv thiab ntxiv ntau yam additives, ces tshav kub-muab lawv, ces kos lawv thiab ces weave rau hauv hnab. Cov khoom siv raw feem ntau yog cov khoom siv yas polypropylene thiab cov khoom siv PP rov ua dua.
Tab sis txhua tus neeg yuav tsum paub tias tsis muaj kev txwv loj rau kev tsim cov yas granules rau PP woven hnab. Txhua yam yas rov qab tuaj yeem siv rau granulation, uas tuaj yeem muab faib ua 1-level granulation, 2-level granulation thiab 3-level granulation. Qee cov tuam txhab xav kom txuag nqi thiab siv cov khoom yas tsis zoo los kos cov xaim los ua PP woven hnab, thiab cov hnab woven ua los ntawm cov hnab woven no tau dhau los ua ntau zaus ntawm kev kub siab thermal melting, thiab cov yas molecular qauv tsis ruaj khov. Txaus kom ua rau lub teeb daj thiab dawb qhov teeb meem ntawm cov xim qis thiab txhua tus paub tias hnab ntim khoom tam sim no yog qhov kev xav tau tam sim no yog qhov zoo nkauj. Niaj hnub no, raws li tib neeg nyob nrog kev txhim kho ntawm qib, tib neeg kev paub txog cov tsos ntawm cov khoom siv uas lawv siv tau ntau dua li kev siv tus nqi ntawm cov khoom lawv tus kheej, yog li cov kub resistant whitening agent rau PP woven hnab plays lub luag haujlwm zoo. hauv kev tsim cov hnab woven.
Ntau lub tuam txhab ntawm pp woven hnab thiab gauze cov khoom yuav ntxiv ib co additives los txhim kho cov tsos qib ntawm woven hnab thiab ua rau lawv los ze zog mus rau cov ntaub ntawv tshiab thiaj li yuav ua tau ib tug zoo tsos nyhuv thaum cov ntaub ntawv tshiab yog matched nrog recycled cov ntaub ntawv. , Fluorescent whitening tus neeg sawv cev yog ib qho kev siv ntau ntxiv rau pp woven hnab, uas tuaj yeem txhim kho qhov sib xws ntawm cov khoom siv dawb thiab ci ntsa iab ntawm cov khoom muag, ua rau cov khoom zoo li yuav luag tib yam li cov ntaub ntawv tshiab.