Postdatum: 11, Feb, 2022 Sulfonearre melamine formaldehyde hars wurdt oantsjutten as melamine hars, ek wol bekend as melamine formaldehyde hars of melamine hars. It is in wichtige triazine-ringferbining. Melamine hars hat poerbêst wetter ferset, fergrizing ferset, flamme brânfertraagjend, waarmte ferset ...
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