Casamid®固化剂和反应消光剂描述见下表。可根据要求提供进一步产品信息和技术建议。
Casamid® (Product code) | 790A PR0243 | 1457 PR0457 | 1416 PR227 | 1432 PR0392 | 2228 PR0468 |
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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® (Product code) | DMPF PR0476 | 779 PR0462 | 783 PR0473 | 780 PR0466 | 710 PR9999 | 710 OILED PR9990 |
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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 |
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