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    1. 中文 ENGLISH
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      Sebacic acid dihy drazide

      Product description:

      Referred to as: Dehydrazine

      English name: Sebacic acid dihy drazide

      Molecular formula: C8H18N4O2

      Structure: H2NHNCO (CH2) 6CONHNH2

      Molecular weight: 230.0

      Physical and Chemical Properties: Appearance white crystalline powder, melting point greater than 185 ℃, insoluble in water, slightly soluble in acetone, and acetic anhydride or acid chloride can occur acylation reaction is an important amide hydrazine compound.

      Quality index value:

      1. Appearance: white crystalline powder

      2. Melting point: 185 ~ 190 ℃

      3. Content: ≥ 99.0%

      4. Weight loss: ≤ 0.5%

      Uses: Sebacic acid dihydrazide (SPH) is a high melting point powdered compound made from the reaction of organic acids with hydrazine, which can act as a latent hardener for epoxy resins (EP) Coating system powder coating system has very good flexibility, water resistance, weatherability, corrosion resistance, insulation and decorative. Due to the comprehensive performance of the system, it is used very well in decorative powder, insulating powder, smoldering powder, electric powder and heavy-duty powder. At present and abroad, especially in the manufacture of high quality, Oil pipeline, aerospace, aviation fuel, and other fields essential latent curing agent. As well as in the epoxy powder, glass fiber reinforced plastic products such as the effect is very satisfactory. Products by the trust of users at home and abroad.

      Usage: 100 parts of epoxy resin added about 6.94 parts, the user can control according to the formulation of the theoretical amount up and down, the use of features, curing temperature 150 ~ 160 ℃ / 15 ~ 20 minutes, 170 ~ 180 ℃ / 10 ~ 15 minutes, 200 ~ 220 ℃ / 1 ~ 2 minutes.

      Storage and Packaging: This product is a solid powder, is a non-dangerous goods, 30 ℃ can be stored for 1 to 2 years, stored in a cool, ventilated and dry place, the product protected from light, do not absorb moisture.

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