Photoinitiator EMK cas 90-93-7

Chemical Name:PhotoinitiatorEMK
CAS No.: 90-93-7
Molecular Fomula:C21H28N2O
Appearance: White or light yellow powder
Purity: ≥99.0%
 
 
related documents:

COA of Photoinitiator-emk
TDS of Photoinitiator-emk

Request for product documents

  ... 正在查看此商品

  分享
Guaranteed Safe Checkout

Photoinitiator EMK (CAS 90-93-7): Technical Guide & Applications

1. Product Overview & Specifications

Parameter Photoinitiator EMK Conventional Alternatives
Chemical Name 4,4′-Bis(diethylamino)benzophenone Benzophenone derivatives
CAS Number 90-93-7 Varies by compound
Molecular Formula C21H28N2O Typically C13H10O
Molecular Weight 324.46 g/mol 182.22 g/mol
Melting Point 93-95°C 48-49°C
Flash Point 151-193.6°C 110-150°C
Water Solubility Insoluble Low solubility

2. Key Applications

Core Functional Roles:

  • UV-Curable Systems: Primary photoinitiator in coatings, inks, and adhesives requiring rapid polymerization under UV-A spectrum (320-390 nm)
  • Dye Intermediate: Critical component in synthesis of triarylmethane dyes for textiles and plastics
  • Photoresist Formulations: Enables high-resolution patterning in PCB manufacturing
  • Advanced Materials: Used in optical films and specialty polymer production

3. Industrial Use Cases

Implementation Scenarios:

  • Automotive Coatings: Reduces curing time from 30 minutes to <90 seconds in clearcoat applications
  • Flexible Packaging: Enables food-safe printing inks with VOC content <2%
  • Electronics Manufacturing: Achieves 5μm line resolution in multilayer circuit boards
  • Textile Processing: Increases dye fixation rate to 98% in polyester coloration

4. Verified Client Implementations

Case 1: Leading Asian Coatings Producer

Challenge: Required <2% residual monomers in automotive clearcoats
Solution: 1.2% EMK formulation with co-initiators
Result: Achieved 99.7% conversion rate (ISO 11890-2 compliant)

Case 2: European Packaging Consortium

Challenge: Migration limits <0.01mg/dm² for food contact materials
Solution: Optimized EMK concentration at 0.8% w/w
Result: Passed EU 10/2011 compliance with 0.007mg/dm² migration

Case 3: North American Electronics Manufacturer

Challenge: Required <5μm feature stability in flexible circuits
Solution: EMK-based photoresist with 2.5% loading
Result: Achieved 3.8μm consistent line resolution (IPC-6013 Class 3)

5. Procurement & Technical Support

Available in industrial quantities (25kg drums) with custom purity options (98-99.9%). Request formulation guidance or MSDS documentation:

0.00
0 条评论
5
0
4
0
3
0
2
0
1
0
成为第一个评论 “Photoinitiator EMK cas 90-93-7”

您的邮箱地址不会被公开。 必填项已用 * 标注

这是必填栏。

这是必填栏。

这是必填栏。

评论

目前还没有评论。

类别 
我的购物车
愿望清单
最近浏览
类别
Wait! before you leave…
Get 30% off for your first order
CODE30OFFCopy to clipboard
Use above code to get 30% off for your first order when checkout
比较产品 (0 产品)