# Capatue > Capatue is a professional leader China organofunctional silanes, organometallic Titanates, Silane cocktail manufacturer with high quality and reasonable price. Welcome to contact us. ## Contact Us - [Tel](tel:+86-25-86371192): +86-25-86371192 - [Phone](tel:+86-13851602286): +86-13851602286 - [Mail](mailto:export@capatue.com): export@capatue.com - [WhatsApp](https://api.whatsapp.com/send?phone=8615950550525): 8615950550525 - [Skype](skype:y593432051?chat): y593432051 ## Website Language Versions - [English](https://www.capatuechem.com): organofunctional silanes, organometallic Titanates, Silane cocktail, coupling agent, adhesion promoter – Capatue - [Chinese](https://cn.capatuechem.com): 硅烷偶联剂, 钛酸酯偶联剂, 有机功能性硅烷, 附着力促进剂, 分散剂 – 能德化工 ## Website Navigation - [Home](https://www.capatuechem.com/index.html): Home - [About Us](https://www.capatuechem.com/aboutus.html): About Us - [R&D Capability](https://www.capatuechem.com/200426163134.html): R&D Capability - [Culture](https://www.capatuechem.com/culture.html): Culture - [Products](https://www.capatuechem.com/products.html): Products - [Organofunctional Silanes](https://www.capatuechem.com/Organofunctional-Silanes-pl49143487.html): Organofunctional Silanes - [Formulated Silane/silane Cocktail](https://www.capatuechem.com/Formulated-Silane-silane-Cocktail-pl48043487.html): Formulated Silane/silane Cocktail - [Titanate Coupling Agent](https://www.capatuechem.com/Titanate-Coupling-Agent-pl47043487.html): Titanate Coupling Agent - [Other Organometallic Coupling Agent](https://www.capatuechem.com/Other-Organometallic-Coupling-Agent-pl46043487.html): Other Organometallic Coupling Agent - [Adhesion Promoter](https://www.capatuechem.com/Adhesion-Promoter-pl45043487.html): Adhesion Promoter - [Additive Concentrates Carrier](https://www.capatuechem.com/Additive-Concentrates-Carrier-pl44043487.html): Additive Concentrates Carrier - [Dry Silane](https://www.capatuechem.com/Dry-Silane-pl43043487.html): Dry Silane - [Antioxidant](https://www.capatuechem.com/Antioxidant-pl42043487.html): Antioxidant - [Rubber Accelerator](https://www.capatuechem.com/Rubber-Accelerator-pl41043487.html): Rubber Accelerator - [Polymers](https://www.capatuechem.com/Polymers-pl40043487.html): Polymers - 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[Siane Oligomers/Hydrolysates](https://www.capatuechem.com/Siane-Oligomers-Hydrolysates-pl49943487.html): Siane Oligomers/Hydrolysates - [Sulfur Silanes](https://www.capatuechem.com/Sulfur-Silanes-pl44943487.html): Sulfur Silanes - [Ureido Silane](https://www.capatuechem.com/Ureido-Silane-pl48943487.html): Ureido Silane - [Vinyl Silanes](https://www.capatuechem.com/Vinyl-Silanes-pl43943487.html): Vinyl Silanes - [α-Silanes](https://www.capatuechem.com/Silanes-pl40943487.html): α-Silanes - [Formulated Silane/silane Cocktail](https://www.capatuechem.com/Formulated-Silane-silane-Cocktail-pl48043487.html): Formulated Silane/silane Cocktail - [PEX-b Pipe Application](https://www.capatuechem.com/PEX-b-Pipe-Application-pl45833487.html): PEX-b Pipe Application - [XLPE Cable Application](https://www.capatuechem.com/XLPE-Cable-Application-pl46833487.html): XLPE Cable Application - [Titanate Coupling Agent](https://www.capatuechem.com/Titanate-Coupling-Agent-pl47043487.html): Titanate Coupling Agent - [Monoalkoxy Titanates](https://www.capatuechem.com/Monoalkoxy-Titanates-pl44833487.html): Monoalkoxy Titanates - [Neoalkoxy Titanates](https://www.capatuechem.com/Neoalkoxy-Titanates-pl43833487.html): Neoalkoxy Titanates - [Titanate Chelates](https://www.capatuechem.com/Titanate-Chelates-pl42833487.html): Titanate Chelates - [Other Organometallic Coupling Agent](https://www.capatuechem.com/Other-Organometallic-Coupling-Agent-pl46043487.html): Other Organometallic Coupling Agent - [Aluminate Coupling Agent](https://www.capatuechem.com/Aluminate-Coupling-Agent-pl40833487.html): Aluminate Coupling Agent - [Zirconate Coupling Agent](https://www.capatuechem.com/Zirconate-Coupling-Agent-pl41833487.html): Zirconate Coupling Agent - [Adhesion Promoter](https://www.capatuechem.com/Adhesion-Promoter-pl45043487.html): Adhesion Promoter - [adhesion promoter for Addition-curable silicone](https://www.capatuechem.com/adhesion-promoter-for-Addition-curable-silicone-pl45516776.html): adhesion promoter for Addition-curable silicone - [Adhesion Promoter for Printing Ink](https://www.capatuechem.com/Adhesion-Promoter-for-Printing-Ink-pl48733487.html): Adhesion Promoter for Printing Ink - [Adhesion Promoter for UV](https://www.capatuechem.com/Adhesion-Promoter-for-UV-pl49833487.html): Adhesion Promoter for UV - [Adhesion Promoter for Waterborne Coating](https://www.capatuechem.com/Adhesion-Promoter-for-Waterborne-Coating-pl47733487.html): Adhesion Promoter for Waterborne Coating - [Additive Concentrates Carrier](https://www.capatuechem.com/Additive-Concentrates-Carrier-pl44043487.html): Additive Concentrates Carrier - [Porous Polymer Carrier](https://www.capatuechem.com/Porous-Polymer-Carrier-pl46733487.html): Porous Polymer Carrier - [Dry Silane](https://www.capatuechem.com/Dry-Silane-pl43043487.html): Dry Silane - [Dry Silane for XLPE CABLE, PEX-b PIPE( Pellet)](https://www.capatuechem.com/Dry-Silane-for-XLPE-CABLE-PEX-b-PIPE-Pellet-pl44733487.html): Dry Silane for XLPE CABLE, PEX-b PIPE( Pellet) - [Powder Form Silane](https://www.capatuechem.com/Powder-Form-Silane-pl45733487.html): Powder Form Silane - [Antioxidant](https://www.capatuechem.com/Antioxidant-pl42043487.html): Antioxidant - [Rubber Accelerator](https://www.capatuechem.com/Rubber-Accelerator-pl41043487.html): Rubber Accelerator - [Polymers](https://www.capatuechem.com/Polymers-pl40043487.html): Polymers - [STP Polymers](https://www.capatuechem.com/STP-Polymers-pl43733487.html): STP Polymers - [Donor](https://www.capatuechem.com/Donor-pl67721267.html): Donor ## FAQ - **Q: At what pH does the silane coupling agent hydrolyze most slowly?** A: In general, silane coupling agents hydrolyze most slowly in water with pH equal to 7, that is, in neutral water. Acid or Alkali can accelerate the hydrolysis of silane obviously, so the pH of non-amino silane hydrolysis should be adjusted to 3 -5. And the solution of amino silane already has strong alkalinity, so the hydrolysis of most amino silane directly use neutral water on the line.