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On January 31, 2021, Hexion Holdings Corporation announced that it has completed the sale of its Coatings and Composite businesses, which includes the epoxy specialty resins and base epoxy resins and intermediates product lines, to Westlake Chemical Corporation. For epoxy coatings and composite product inquiries, please contact customer service at https://www.hexion.com/en-US/company/contact/ or Service@hexion.com.

Durite™ Resin PD-1672

Description

High purity cresol formaldehyde resin

Application

PD-1672 is used in semiconductor photoresist applications

Typical Properties

 

Target Value 
　

PD-1672 Slow

PD-1672

PD-1672 Fast

Appearance

Crushed solid

Bulk dissolution rate, 2.38% TMAH developer, PAB 110°C/60 seconds

ca. 60 - 140Å/sec

ca. 50 - 200Å/sec

ca. 140 - 240Å/sec

Average molecular weight, GPC

ca. 9000 – 14000 g/mol

ca. 7000 – 14000 g/mol

ca. 6000 – 10000 g/mol

Free cresol content, GC

max 1.0%

Individual trace metal content, GFAA

max 500 ppb

Karl Fisher water content

max 0.5%

Tests are made in accordance with the current Hexion Standard Test Method and are available upon request.The typical properties provided are examples of product attributes and may not be tested.

 
 
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