Ke hobane'ng ha khoele e ohlang e brittle ka mor'aSulfur Black Br dae mebala? Nka e thibela joang? Re lokela ho ela hloko eng ts'ebetsong?
Dae e ntšo ea sulfide ke motsoako o phahameng oa limolek'hule o nang le sebabole se eketsehileng, sebopeho sa eona se na le li-bond tsa disulfide le li-polysulfide bonds, 'me ha e tsitsa haholo. Haholo-holo, bond polysulfide ka oxidized ho oxide e sebabole ka oksijene moeeng tlas'a maemo a itseng a mocheso le mongobo, 'me ka ho eketsehileng sebelisana le limolek'hule tsa metsi moeeng ho hlahisa sulfuric acid, kahoo ho fokotsa matla a khoele ohla, faeba brittleness, le likhoele tsohle ke embrittle ka phofo ha boima.
Ka lebaka lena, e le ho fokotsa kapa ho thibela tšenyo ea fiber brittleness ka mor'a ho ohla khoele kaSulfur Black Br dae, lintlha tse latelang li tlameha ho eloa hloko:①Chelete eaSulfur Black Br dae e lokela ho fokotsoa, 'me palo ea dae e khethehileng ea silika ha ea lokela ho feta 700g / pakete. Hobane palo ea dae e phahame, monyetla oa ho brittleness o moholo, 'me ho potlaka ha ho daea ho fokotsehile,' me ho hlatsoa ho thata haholoanyane.②Ka mor'a hore 'mala o hlatsuoe ka ho feletseng, u se ke ua hlatsoa o hloekile,' mala o phaphametseng holim'a khoele e ohiang ho bonolo ho senyeha ho ba sulfuric acid ts'ebetsong ea polokelo le ho etsa hore fiber e brittle.③Kamora 'mala, urea, molora oa soda le acetate ea sodium e tlameha ho sebelisoa bakeng sa kalafo ea anti-brittleness.④Khoele e ohlang e belisoa ka metsing a hloekileng pele e ka tšeloa mebala, ’me tekanyo ea khoele e ohiang ka mor’a tlhahlobo e molemo ho feta ea khoele e phehiloeng ea lye.⑤Khoele e ohiang e lokela ho omisoa ka nako ka mor'a hore e be le mebala, hobane khoele e metsi e futhumatsoa feela nakong ea ts'ebetso ea stacking, e fokotsang litaba tsa anti-brittleness agent le pH ea boleng ba khoele e ohiang, e sa rateheng ho anti-brittleness.
Ka mor'a ho omisoa, khoele e ohiang e lokela ho pholile ka mokhoa oa tlhaho, e le hore mocheso oa khoele e ohiang o khone ho paka pele o oela mocheso oa kamore. Hobane ha e pholile ka mor'a ho omisoa le ho phutheloa hang-hang, mocheso ha o bonolo ho o aba, o eketsang matla a ho bola ha dae le asiti, e leng se etsang hore monyetla oa hore fiber e be brittle.
Khetho ea li-anti-brittleSulfur Black Br dae, lidae tse joalo li kenyellelitsoe ho formaldehyde le chloroacetic acid ha ho etsoa tlhahiso, sephetho sa methyl - chlorine vulcanized anti-brittle-black, e le hore liathomo tsa sebabole tse nang le oxidized habonolo li fetohe boemo bo tsitsitseng ba sebopeho, bo ka thibelang oxidation ea liathomo tsa sebabole ho hlahisa acid le brittle fiber.
Nako ea poso: Dec-28-2023