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KH-792

This product is suitable for phenolic resin coated sand process, can reduce the amount of resin in silica sand, and can reduce the amount of gas in the resin at high temperature, greatly improve the strength of the sand core, so that the casting products more smooth and smooth surface, reduce casting costs.

Product Introduction

1. Product Chemical Name: N-β-(aminoethyl)-gamma aminopropyl trimethoxysilane

2. Foreign Corresponding Brand: A- 1122(GE) Z-6020 (Dow Corning) KBM-603 (Shinyue, Japan)

3. molecular formula: NH2(CH2)2Sound box (CH)2)3SI(OCH3)3

4.CAS NO. 1760-24-3

5. molecular weight 222 flash point 138 ℃ boiling point 259 ℃

6. technical indicators

ProjectIndicatorsProjectIndicators
AppearanceColorless to light yellow transparent liquidRefractive index nD251.4425-1.4460
Density ρ25OC1.010-1.030Content%≥97
SolubilitySoluble in organic solvents, insoluble in carbon tetrachloride and acetone, soluble in water, stable in water, methanol after hydrolysis, suitable for pH 9.0-10.0.

7. performance and application

● RTV resin and mixed silane cross-linking sealant

This product is a double functional silane coupling agent, adding a single or two-component silane crosslinking sealant to improve the adhesion of a variety of substrates, including glass, steel, aluminum and concrete. When used as a silylated polyurethane polymer, using SPURSM technology, the silane can significantly improve the adhesion to a range of plastics.

● Polysulfide sealants

When added to the single-two-component polysulfide sealant, this product provides good adhesion to a variety of substrates, including glass, aluminum and steel. It is generally used in an amount of 0.5 to 1.0 parts by weight of the sealant. The product is well dispersed and can give cohesive rather than interfacial cleavage. In addition, the use of this product can promote the coating and coating surface adhesion primer.

● Thermal insulation material

In the production of glass wool and mineral wool, it is added to the phenolic binder, which can improve the moisture resistance and increase the compression resilience, and improve the strength of the product.

● Foundry industry

This product is suitable for phenolic resin coated sand process, can reduce the amount of resin in silica sand, and can reduce the amount of gas in the resin at high temperature, greatly improve the strength of the sand core, so that the casting products more smooth and smooth surface, reduce casting costs.

● Abrasive Abrasives

In the abrasive industry can improve the compatibility of emery and resin, significantly improve the strength and toughness of products.

● Applicable resins: phenolic, PA, PU, PC, melamine, acrylic, nitrile rubber, neoprene, RTV resin, etc.

● Packing: 5kg * 4 barrels/box

● Storage and expiration date: sealed and stored in a cool, dry and ventilated place, away from light and heat insulation. The validity period is one year, and the expired products can only be used after passing the test.

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