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ʻO Rosin Resin SOR Series - SOR 424
ʻO Rosin resin SOR 424 he resin i hoʻololi ʻia i ka ʻulaʻula a paʻa, i hoʻokumu ʻia ma ka rosin a me ka polyacid unsaturated ma ke ʻano he kumu kumu.ʻO Rosin a maleic anhydride no ka hoʻohui ʻana a me ka esterification o pentaerythritol, a hoʻomohala ʻia e ka hoʻomaʻemaʻe, decolorization, hoʻololi a me nā kaʻina hana ʻē aʻe.ʻO ka varnish i hanaʻia e ia nā mea maikaʻi o ka'ōlinolino kiʻekiʻe, ka paʻakikī kiʻekiʻe a me ka pili ikaika.
