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I-Rosin Resin SOR Series - SOR 424
I-rosin resin SOR 424 iyinhlaka eguquliwe enombala okhanyayo futhi ezinzile, esekelwe ku-rosin kanye ne-polyacid engagcwele njengezinto zokusetshenziswa eziyisisekelo. I-rosin kanye ne-anhydride yesilisa yokusabela okungeziwe kanye ne-esterification ye-pentaerythritol, futhi ithuthukiswe ngokucwengisiswa, i-decolorization, ukuguqulwa nezinye izinqubo. I-varnish ekhiqizwa yiyo inezinzuzo zokukhanya okuphezulu, ukuqina okuphezulu nokunamathela okuqinile.
