Question 1

What is CGA-274 Diphenyldiethoxysilane used for?

Accepted Answer

CGA-274 (Diphenyldiethoxysilane (CAS 2553-19-7)) is a silane coupling agent supplied by HOCON INTERNATIONAL. It is used in applications such as construction, coatings, inks & chemicals, industrial manufacturing. Refer to the TDS on this page for detailed application guidance.

Question 2

What are the key specifications of CGA-274?

Accepted Answer

CGA-274 Diphenyldiethoxysilane (CAS 2553-19-7) (C16H20O2Si) is manufactured by HOCON INTERNATIONAL to consistent quality standards. Full technical specifications — purity, appearance, density, refractive index, viscosity and storage conditions — are listed in the downloadable TDS on this product page.

Question 3

Does HOCON provide TDS and MSDS for CGA-274?

Accepted Answer

Yes. The TDS (Technical Data Sheet) and MSDS/SDS (Safety Data Sheet) for CGA-274 are available for download directly on this page in multiple languages (English, Chinese, Spanish, Japanese, Korean, Russian). Visit the Quality page for the full document library.

Question 4

What is the minimum order quantity (MOQ) for CGA-274?

Accepted Answer

MOQ for CGA-274 is negotiable. Standard packaging options include 25 kg drum, 200 kg drum, 1000 kg IBC; IBC totes and ISO tank containers are available for bulk orders. Sample quantities are available for qualification testing. Contact HOCON at sales@hoconsi.com or via the RFQ form for a quote.

Question 5

How should CGA-274 be stored and what is its shelf life?

Accepted Answer

CGA-274 should be stored in a cool, dry, well-ventilated area away from heat sources and incompatible materials, in tightly sealed original containers. Typical shelf life is 12–24 months from the date of manufacture when stored under recommended conditions. Refer to the MSDS/SDS for full storage and handling requirements.

Typ	CGA-274
CAS-Nr.	2553-19-7
EINECS	219-860-5
Summenformel	C16H20O2Si
Kategorie	Silan-Haftvermittler — Alkyl- und Aryl-Hydrophobiersilane

Aussehen	Klare Flüssigkeit
Reinheit / Gehalt	≥ 99%
Molekulargewicht	272.42
Siedepunkt	167°C (15 mmHg)
Flammpunkt	> 90°C (closed cup)
Dichte	0.86–0.95 g/cm³ (25°C)
Brechungsindex	1.525 (20°C)
Empfohlene Dosierung	0.3–2.0 wt% (filler basis)

CGA-274 — Diphenyldiethoxysilane

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