Casamid^® Powder Coating Additives

Casamid^® curing agents and reacting matting agents are described in the tables below. Further product information and technical advice can be available upon request.

Casamid^® Low-Gloss Reactive Matting Agents

Casamid® (Product code)	790A PR0243	1457 PR0457	1416 PR227	1432 PR0392	2228 PR0468
Chemistry	Accelerated carboxylic acid	Accelerated carboxylic acid	Accelerated carboxylic acid	Accelerated carboxylic acid	Accelerated carboxylic acid
Usage	Interior Coatings	Interior Coatings	Interior Coatings	Interior Coatings	Exterior Coatings
Powder Coating Types	Epoxy, Hybrid	Hybrid	Epoxy, Hybrid	Epoxy, Hybrid	Polyester / TGIC Polyester / PT910, 912
Particle-Size (sieve analysis)	Minimum 95% passes 75 μm	Minimum 95% passes 75 μm	Minimum 95% passes 75 μm	Minimum 95% passes 75 μm	Minimum 95% passes 75 μm
Typical Loading (%)	2 – 5% (equiv. to 9-11 phr on excess epoxy in a hybrid)	2 – 5% (equiv. to 9-11 phr on excess epoxy in a hybrid)	2 – 5% (equiv. to 9-11 phr on excess epoxy in a hybrid)	2 – 5% (equiv. to 9-11 phr on excess epoxy in a hybrid)	3 – 4% (equiv. to 90 phr on excess TGIC, PT910, PT912)
Gloss @ 60°C	15 – 30 (epoxy) 30 – 60 (hybrid)	15 – 60 (hybrid)	5 – 15 (epoxy) 15 – 60 (hybrid)	<5 (epoxy) 5 – 20 (hybrid)	10 – 60 (polyester / TGIC) 20 – 60 (PES / PT910, 912)
Typical Cure Schedule	12 mins @ 190°C	20 mins @ 160°C	10 mins @ 180°C	20 mins @ 160°C	15 mins @ 190°C
Colours	All colours, especially whites and light colours	Pale, mid-shade, dark colours and blacks	Dark colours, blacks	Dark colours, blacks	All colours
Mechanicals	100 in lbs (direct) 100 in lbs (indirect)	100 in lbs (direct) 100 in lbs (indirect)	100 in lbs (direct) 100 in lbs (indirect)	160 in lbs (direct) 160 in lbs (indirect)	80-100 in lbs (direct) 80-100 in lbs (indirect)
GHS Symbol
Product Comments	Superior gloss stability Superior colour stability Recommended for whites	Superior flow, smooth finish Good gloss stability Textured finish with CAB	Versatile Economical	Superior impact resistance Superior gloss stability Dead matt finish possible	One-shot additive Good gloss stability Good colour stability Good UV / weatherability Good mechanical properties

Casamid^® High-Gloss Epoxy Curing Agents

Casamid® (Product code)	DMPF PR0476	779 PR0462	783 PR0473	780 PR0466	710 PR9999	710 OILED PR9990
Chemistry	Micropulverised DICY with anti-caking agent	Accelerated DICY	Accelerated DICY	Accelerated DICY	Substituted DICY	Substituted DICY, “oiled” for ease of handling
Usage	Cure-rate modifier for accelerated DMPF grades	Interior, decorative epoxy coatings Functional epoxy coatings			Interior epoxy coatings	Interior epoxy coatings
Powder Coating Types	Epoxy (all types)	Epoxy (all types)	Epoxy (all types)	Epoxy (all types)	Epoxy (all types)	Epoxy (all types)
Particle-Size (sieve analysis)	Minimum 95% passes 75 μm	Minimum 95% passes 75 μm	Minimum 95% passes 75 μm	Minimum 95% passes 75 μm	Minimum 95% passes 75 μm	Minimum 95% passes 75 μm
Typical Loading(phr)	(typically used with C-779 / 780 / 783)	5 – 6	5 – 6	5 – 6	5 – 6	5 – 6
Gloss @ 60°C	(typically used with C-779 / 780 / 783)	85 – 95	85 – 95	85 – 95	90 – 100	90 – 100
Minimun Cure Schedule	(> 150°C)	6 mins @ 160°C	6 mins @ 160°C	6 mins @ 160°C	15 mins @ 160°C	15 mins @ 160°C
Gel Time @ 180°C (seconds)	(Typically used to modify C-779 / 780 / 783 systems)	53 – 65 @ 5 phr (with type 3 epoxy)	53 – 65 @ 5 phr (with type 3 epoxy)	23 – 38 @ 5 phr (with type 3 epoxy)	100 – 143 @ 5 phr (with type 3 epoxy)	100 – 143 @ 5 phr (with type 3 epoxy)
GHS Symbol	No label required
Product Advantages	Contains flow-aid Use as cure-rate modifier Suitable for use in epoxy-modified adhesives	Medium cure rate Medium cure temperature Good chemical resistance	Medium cure rate Medium cure temperature Good chemical resistance	Faster cure rate Lower cure temperature Good chemical resistance	High gloss coatings Clear epoxy coatings	Reduced dusting Improved handling Clear, high-gloss coatings