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Kuna nan: Gida » Kayayyaki » Rubber Additives Phenolic Resin

Kashi na samfur

M phenolic guduro ne rawaya, m, amorphous taro abu, domin shi ya ƙunshi free phenol da ja, matsakaicin takamaiman nauyi na mahaluži ne game da 1.7, mai narkewa a cikin barasa, insoluble a cikin ruwa, barga zuwa ruwa, rauni acid, rauni alkali bayani. Guduro da aka yi da phenol da formaldehyde polycondensation, neutralization da kuma wanke ruwa a ƙarƙashin yanayi mai kara kuzari. Saboda daban-daban masu kara kuzari da aka zaɓa, ana iya raba shi zuwa kashi biyu: thermosetting da thermoplastic. Phenolic guduro yana da kyau acid juriya, inji Properties da zafi juriya, kuma ana amfani da ko'ina a anti-lalata injiniya, adhesives, harshen retardant kayan, nika dabaran masana'antu da sauran masana'antu.

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