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类型LED灯UV固化专用的UV树脂( LED 01).pdf

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    LED灯UV固化专用的UV树脂( LED 01).pdf
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    1、UV LED C ing UV LED Curing ADDITOL LED 01 1 Dr. X. Deruyttere, October 2010 April 2011Agenda Introduction The ADDITOL LED 01 Approach l Application Program Clear Coatings Reactivity y LED Line settings (Distance LED to substrate, LED orientation) Coating Thickness Formulation Viscosity & Dilution y

    2、Dosage ADDITOL LED 01 Gloss Yellowing upon cure g p Stain resistance Pigmented Coatings Conclusions 2 ConclusionsIntroduction Value Proposition UV LED Allows coating of heat sensitive surfaces Instant on, instant off LED Curing, The LED Transformer Concept Ability to coat small surfaces Noozonegener

    3、ation p No ozone generation Others 3 Could enable new applications which up to now were not feasible with standard high powered lamps.Introduction The first trials EBECRYL 8465 85 85 DPGDA 10 10 ADDITOL TPO 5 5 Inert Atmosphere Yes No ReactivityatFingerNailResistance(m/min) 80 4x5NOK Application : 3

    4、0 by Barcoateron Leneta paper Curing:LED8W/cm 2 395nm,1cmdistancefromsubstrateto LED Reactivityat Finger Nail Resistance(m/min) 80 4x5NOK Curing : LED 8W/cm 395 nm, 1cm distance from substrate to LED (perpendicular orientation) 4 Surface curing is an issue !The ADDITOL LED 01 Approach Tf UV blfl i i

    5、 UVLED bl Transforma UV curable formulation intoa UV LED curable formulation by replacingpart of the oligomerby a booster resin. This ledto the developmentof ADDITOL LED 01. The approachisalsovalidfor otherlowenergycuringUV technologies (e.g. UVA curing). 5The ADDITOL LED 01 Approach Example EBECRYL

    6、8465 85 65 EBECRYL 8465 85 65 DPGDA 10 10 ADDITOL LED 01 20 ADDITOL TPO 5 5 ReactivityFinger Nail Resistance (m/min) 4x 5 NOK 1x 5 Application: 30m by Barcoateron Leneta paper Curing: LED 8W/cm 2 395 nm, 1cm distance from substrate to LED (perpendicular orientation) O 0 (pp ) 6 ADDITOL LED 01 is a c

    7、o-resin, used as booster for surface cure.The ADDITOL LED 01 Approach ADDITOL LED 01 Physical Data Appearance Liquid Viscosity, 25C, mPa.s 210 Colour pale, pinkish Boiling point 200C Vapour Pressure 100C Cleveland Open Cup Stability 10d 60C 7The ADDITOL LED 01 Approach EBECRYL 8254 (6 f) 75 55 ADDIT

    8、OL LED 01 Compatibility EBECRYL 8405 (4 f) 45 EBECRYL 8465 (3 f) 45 EBECRYL 8807 (2 f) 45 HDDA 10 10 10 ADDITOL LED 01 20 40 40 40 40 ADDITOL TPO 5 5 5 5 5 ADDITOL ITX 0,1 0,1 0,1 0,1 0,1 Fingernail resistant (m/min) 1 x 5 1 x 10 1 x 25 1 x 15 1 x 20 Application : 10m on Leneta Cured with 8W /cm 2 3

    9、95nm LED at 2cm substrate lamp distance Good Compatibility with selected Urethane AcrylatesThe ADDITOL LED 01 Approach EBECRYL 3700 65 45 ADDITOL LED 01 Compatibility EBECRYL 800 75 55 HDDA 10 10 10 10 ADDITOL LED 01 20 40 20 40 ADDITOL LED 01 20 40 20 40 ADDITOL TPO 5 5 5 5 ADDITOL ITX 0,1 0,1 0,1

    10、0,1 Fingernail resistant (m/min) 1 x 35 1 x 50 1 x 5 1 x 10 Application : 10mon Leneta Cured with 8W /cm 2 395nm LED at 2cm substrate lamp distance / p Good Compatibility with selected Epoxy and Polyester AcrylatesThe ADDITOL LED 01 Approach EBECRYL 892 34 ADDITOL LED 01 Compatibility EBECRYL 837 10

    11、 Pigment Paste 36 ADDITOL LED 01 20 EBECRYL 168 4 ADDITOL TPO 4 ADDITOL ITX 0.5 Viscosity (mPa s) 390 Viscosity (mPa.s) 390 Application : 20 m by barcoateron sanded untreated steel Cured with Panacol254 UVH (UVAlamp) at 15 cm substrate lamp distance Good Compatibility with acidic adhesion promotorsA

    12、genda Introduction The ADDITOL LED 01 Approach l Application Program Clear Coatings Reactivity y LED Line settings (Distance LED to substrate, LED orientation) Coating Thickness Formulation Viscosity & Dilution y Dosage ADDITOL LED 01 Gloss Yellowing upon cure g p Stain resistance Pigmented Coatings

    13、 Conclusions 11 ConclusionsApplication Program LED Equipment 12 8W/cm 2 LED 395 nm (2.5cm x 22.0cm)Application Program Clear Coating Starting Point Formulation EBECRYL8465(3 functionalUA) 65 EBECRYL 8465(3functional UA) 65 DPGDA 10 ADDITOLLED01 20 ADDITOL LED 01 20 IRGACURE2100 5 Viscosity (mPa.s) 4

    14、000 Application : Barcoateron Leneta paper, thickness as mentioned Curing : LED 8W/cm 2 395 nm, geometry LED and distance LED to substrate as mentioned mentioned 13 EBECRYL 8465 is a 3-functional urethane acrylate with balanced properties.Application Program “perpendicular” “inline” Reactivity Dista

    15、nce to Substrate& Lamp Orientation L= 2.5 cm L= 22 cm Distance LED to substrate (cm) 0.5 1X 51 x 15 11 x 51 x 15 22 X 51 x 15 i ifli Li f lf d i bi h Starting point formulation, 30 on Leneta paper Reactivity (m/min) fingernail resistance 14 Lower influence of distance to substrate with “in-line” ori

    16、entation Application Program Reactivity Coating thickness 10m 30m DistanceLEDtosb s t r a t e (cm) Distance LED to substrate (cm) 0.5 3x 51 x 15 13 x 51 x 15 24 x 51 x 15 SPF, on Leneta, thickness as mentioned LED orientation : “in length” Reactivity (m/min) fingernail resistant 15 Significant lower

    17、 reactivity for thin coatings (20)Application Program EBECRYL8465 49 57 65 Reactivity Viscosity & Dilution SPF DPGDA 26 18 10 ADDITOL LED 01 20 20 20 IRGACURE2100 5 5 5 IRGACURE 2100 5 5 5 Viscosity (25C, mPa.s) 1000 2000 4000 Fingernail resistant(m/min) 1x5 1x10 1x15 Gloss at 60(%) 90 90 90 Applica

    18、tion:30m onLeneta paper Application : 30 m on Leneta paper Cured with 8W /cm 2 395nm LED at 1cm substrate lamp distance, LED “inline” with the substrate (22cm). 16 Cure speeds drops with increasing DPGDA dilution.Application Program EBECRYL 8465 65 65 65 Reactivity Dosage ADDITOL LED 01 at isoformul

    19、ation viscosity DPGDA 10 10 10 ADDITOL LED 01 20 40 EBECRYL892 40 20 0 IRGACURE 2100 5 5 5 Viscosity(25C, mPa.s) 2300 2400 2500 Fingernail resistant (m/min) 4 x 5 NOK 1 x 5 1 x 40 Application : 30 on Leneta Cured with 8W /cm 2 395nm LED at 1cm substrate lamp distance, LED “inline” with the substrate

    20、 (22cm) 17 40m/min with 40 parts ADDITOL LED 01Application Program EBECRYL 8465 (3functional UA) 57 Reactivity OligomerFunctionality DPGDA 18 EBECRYL 8254 (6functional UA) 75 ADDITOLLED01 20 20 ADDITOL LED 01 20 20 IRGACURE2100 5 5 Viscosity (25C, mPa.s) 2000 1400 Fingernail resistant (m/min) 1x 10

    21、1x 40 Application : 30 on Leneta Curedwith8W /cm 2 395nmLED at1cmsubstratelampdistance Cured with 8W /cm 2 395nm LED at 1cm substrate lamp distance, LED “inline” with the substrate (22cm) hf bdh 18 Higher surface reactivity is obtained with higher functional oligomers.Application Program Reactivity

    22、Summary Effect of Increasing on formulation reactivity Coating thickness DPGDA dilution (*) ADDITOL LED 01 Oligomer Funct. Formulation Higher reactivity Lower (*) Higher functional diluting oligomers might have different impact on the formulation reactivity 30 h d ll b h () Higher functional dilutin

    23、g oligomers might have different impact on the formulation reactivity. 19 A 30m hard coating will be easier to cure than a 5m flexible coatingAgenda Introduction The ADDITOL LED 01 Approach l Application Program Clear Coatings Reactivity y LED Line settings (Distance LED to substrate, LED orientatio

    24、n) Coating Thickness Formulation Viscosity & Dilution y Dosage ADDITOL LED 01 Gloss Yellowing upon cure g p Stain resistance Pigmented Coatings Conclusions 20 ConclusionsApplication Program Clear Coatings Gloss EBECRYL 8465 60 DPGDA 40 DPGDA 40 ADDITOL LED 01 20 IRGACURE 2100 5 Syloid162C 8 AcemattT

    25、S100 2 LancowaxPP1362 2 Viscosity, 25C, mPa.s 2150 Fingernail resistant (m/min) 2 x5 Glossat60(%) 65 Gloss at 60 (%) 65 Application : 3035 on Leneta Cured with 8W /cm 2 395nm LED at 1cm substrate lamp distance, 21 LED “inline” with the substrate (22cm) Difficult to achieve low gloss given the low T

    26、cureApplication Program Clear Coatings Yellowing after UV LED cure Hg (80W/cm) LED LED EBECRYL 8465 85 85 65 DPGDA 10 10 10 ADDITOL LED 01 20 ADDITOLBCPK 5 ADDITOL BCPK 5 ADDITOL TPO 5 5 Yellowing,bvalue 24 h (initial) 0 (1.4) / 0.5 (2.8) Fingernail resistant (m/min) 1x25 4x5 NOK 1x 5 Application :

    27、30 by Barcoateron Leneta paper Curing : LED 8W/cm 2 395 nm, 1cm distance from substrate to LED (perpendicular orientation) 22 Yellowing after UV LED curing is higher compared to standard curing due to the required photo-initiator.Application Program Clear Coatings Stain Resistance Hg (80W/cm) LED EB

    28、ECRYL 8465 85 65 DPGDA 10 10 ADDITOL LED 01 20 ADDITOL BCPK 5 ADDITOL TPO 5 Viscosity (mPa.s) 10,100 4,020 Solvent Resistance(ADR) 100 100 Eosine (16 hours) 41 ( ) NH 3 10% (16 hours) 5 5 Mustard (16 hours) 1 1 Ethanol 50% (16 hours) 5 5 tao50%(6ou s) 5 5 Application : 30 by Barcoateron Leneta paper

    29、 Curing : LED 8W/cm 2 395 nm, 1cm distance from substrate to LED (perpendicular orientation) 23 Apart of the eosine resistance, stain resistance is very similar for UV LED and standard formulation.Application Program Pigmented Coatings EBECRYL 8465 (3functional UA) 45 35 25 DPGDA 10 10 10 ADDITOLLED

    30、01 ADDITOL LED 01 20 20 20 TiO 2 HombitanR210 (F552) 20 30 40 IRGACURE2100 555 Viscosity (mPa.s) 3620 3520 3540 3035 , Finger Nail resistance(m/min) 1 x 51 x 10 1 x 15 Yellowing,after cure, bvalue 2.7 2.5 2.2 Application : 3035 on Leneta Curedwith8W /cm 2 395nmLED at1cmsubstratelampdistance,LED“inli

    31、ne”with Cured with 8W /cm 395nm LED at 1cm substrate lamp distance, LED in line with the substrate (22cm) 24 Good surface & deep curing possible in white pigmented systemsAgenda Introduction The ADDITOL LED 01 Approach l Application Program Clear Coatings Reactivity y LED Line settings (Distance LED

    32、 to substrate, LED orientation) Coating Thickness Formulation Viscosity & Dilution y Dosage ADDITOL LED 01 Gloss Yellowing upon cure g p Stain resistance Pigmented Coatings Conclusions 25 ConclusionsConclusions The ADDITOL LED 01 approach is about transforming UV formulations into UV LED curable for

    33、mulations. This approach is also valid for other low energy curing UV technologies (e.g. UV-A curing). ADDITOL LED 01 is a co-resin and replaces part of the UV oligomers in the formulation. Application results have shown that ADDITOL LED 01 is very effective in increasing reactivity of UV LED curing systems. UV LED technology opens opportunities for new applications UV LED technology opens opportunities for new applications. Further development are necessary to achieve specific application requirements 26 requirements.

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