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Sodium Naphthalene Formaldehyde SNF-A is used as concrete additive Naphthalene series superplasticizer is a non - entrained superplasticizer synthesized by chemical industry. Chemical name naphthalene sulfonate...
...high brightness, light resistance of neutral, non-saponified cyclohexanone formaldehyde resin. The resin forms a saturated ring structure in the condensation period, which makes it have high gloss, hardness,...