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TP105 Cross-linker (Similar to Primid XL-552)

2021-04-20     浏览次数:892    

Description

TP105 is an alkylamine cross-linker with –OH functionality capable to crosslink carboxyl functional polyester for outdoor durable powder coatings applications.

 

Technical Parameters

Chemical Name

N,N,N',N'-Tetrakis (2-hydroxyethyl) Adipamide

Appearance

White, crystalline solid

Color Gardner ISO4630

< 1

Melting Point   (℃)

120 - 127

Water Content (%)

< 1

Hydroxyl Equivalent Weight

82±2

Mixing Ratio

95:5

 

 Reference formulation (PES/TP105 95:5)(parts by weight)   

Polyester  Resin       

56.0(94:6)(95:5)

Cross-linker TP105  

3.0

Kronos  2310 (Titanium Dioxide)

40.0

Thixatrol ST

0.8

Benzoin   

0.2

Gel time: 200ºC – 90℃.

Curing requirement200℃  10 minutes.

 

Basic properties of coating filmfilm thickness 60μm

Impactdirect. reverse

50Kg.cm

Pencil Hardness  

H

Bending2mm

Pass

Gloss60)(%

>90

QUVB313 240 (%)

≥75

 

Application

Mainly used as curing Agent for polyester powder coating. It imparts good weather stability due to its very stable chemical nature. It provides good reactivity through its free functional hydroxyl groups when it is combined with resins containing carboxyl groups as saturated polyesters. The powder will cure with no emit of VOC.

 

Package & Storage & Handling

1. Available in polyethylene-lined, multi-ply paper bags, N.W. 25KG/Bag.

2. Store in a cool and dry place to avoid contacting other chemical products. Seal after use. Please wear dustproof mask and glove when operating.

3. Validity will be 1 year under normal temperature.




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