Li-chips tsa polyester(polyethylene terephthalate) li entsoe ka polymerized ho tloha terephthalic acid e hloekisitsoeng (PTA) le ethylene glycol.Ponahalo ke raese granular, 'me ho na le mefuta e mengata ea mefuta-futa (tsohle leseli, halofo ea leseli, leseli le leholo, cationic, ho timela hona).
Lipolelong tsa 'maraka tsa li-chips tsa polyester, hangata u bona mantsoe "leseli le leholo", "ho timela" le "leseli", tse boletsoeng mona bakeng sa litaba tsa titanium dioxide (TiO2) ka har'a li-chips tsa polyester, ho eketsa titanium dioxide (TiO2) ho qhibiliha ke ho fokotsa khanya ea fiber."Leseli le leholo" (Yizheng lik'hemik'hale fiber e boetse e bitsoa "super light") dikahare tsa titanium dioxide ka polyester chips ke zero;Likahare tsa titanium dioxide ka selae se "khanyang" sa polyester ke hoo e ka bang 0.1%;Likahare tsa titanium dioxide ho "semi-dull" polyester chip ke (0.32±0.03)%;Likahare tsa titanium dioxide ho "full extinction" polyester chip ke 2.4% ho 2.5%.
Ka tsoelopele e ntseng e eketseha ea moruo oa lefats'e le ntlafatso e ntseng e eketseha ea maemo a bophelo a batho, indasteri ea masela le liaparo e tsoetse pele ka potlako.Semi-dull polyester chip e 'nile ea sebelisoa haholo bakeng sa ho daea ha eona hantle, matla a phahameng le thepa e ntle ea ts'ebetso,' me lebala la kopo le tla atolosoa letsatsi le letsatsi, 'me e be lisebelisoa tsa mantlha tsa fiber ea masela, filimi ea indasteri ea polyester le likarolo tse ling.
Ho latela ts'ebeliso ea selae e ka aroloa ka selae sa polyester sa fiber grade, selae sa polyester sa botlolo le selae sa polyester sa sehlopha sa filimi mekhahlelo e meraro.
Li-fiber grade polyester chips li sebelisetsoa ho etsa polyester staple fiber le polyester filament, e leng lisebelisoa tse tala bakeng sa ho lokisa likhoele le lihlahisoa tse amanang le tsona tsa likhoebo tsa polyester fiber.Li-chips tsa polyester tsa botlolo li arotsoe ka mekhahlelo e 'meli ea copolymerization le homopolization, e ka aroloa ka libotlolo tsa metsi a liminerale, libotlolo tsa seno sa carbonate, lijana tse ling tsa lijo le lisebelisoa tsa ho paka ho latela ts'ebeliso e fapaneng.Ho tloha ha ho qaloa filimi ea polyester lilemong tsa bo-1950, ka lebaka la thepa ea eona e babatsehang ea mechine, lik'hemik'hale tse hanyetsanang le ho tsitsa ha li-dimensional, kaha filimi ea ho kenya motlakase e 'nile ea ntlafatsoa ka potlako' me ea sebelisoa haholo.Ka nts'etsopele ea indasteri ea lisebelisoa tsa lapeng, tšebeliso ea filimi e teteaneng ea polyester e eketsehile ka potlako.Lilemong tsa morao tjena, filimi ea polyester e 'nile ea sebelisoa haholo ho paka thepa, thepa ea khatiso, thepa ea mohaho, thepa ea ofisi, thepa ea makenete le lisebelisoa tsa lifoto le likarolo tse ling tsa sechaba hammoho le masimo a morao-rao le a theknoloji e phahameng.
Hajoale, bahlahisi ba kholo ba polyester ke tlhahiso ea mohato o le mong, PTA le MEG polymerization ha e sa hlahisa lilae, empa e siea sehokelo sa mahareng ka kotloloho e hlahisa fiber e kholo le likhoele.Ho timela ha selae ka 60%, empa ho bilika ha selae ha ho na 'maraka, ha ho na tlholisano,' me mmaraka o pepeneneng.Tlhahiso ea metsi a liminerale le libotlolo tse ling tsa seno tse nang le lilae, tlhahiso ea hona joale e 'nile ea e-ba e feteletseng, boleng ba bahlahisi ha bo tšoane.Tone e le 'ngoe ea polyester e ka etsa libotlolo tse fetang 33,000.Ho feta moo, lakane e nchafalitsoeng, ke hore, libotlolo tsa polasetiki tse litšila li sebelisoa hape ho hlahisa fiber ea mantlha, theko e tlase, theko e tlase le ho hloekisa tikoloho.Empa ho rekisa ka bokhukhuni ho tebile haholo, ho tšoenyehile hore hang ha bokamoso bo thathamisitsoe bo tla sitisa tatellano ea 'maraka.