tackling low voc coatings requirements in ... - perstorp
TRANSCRIPT
Tackling low VOC coatings requirements- While improving performance
David James, VP Innovation, SwedenPeter Zhang, Regional Sales manager China
Chinacoat 2015 Seminar
Perstorp in brief
�World leader in several sectors of the specialty chemicals market
� Annual turnover of more than 11 billion SEK in 2014
� About 1,500 employees in 22 countries
� Production plants in Asia, Europe and North America
2Innovative chemical solutions for a sustainable world
VOC Volatile Organic Compound
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Ozone
Fine particles Smog
China takes responsibility for the environment
Since Feb 2015, 4% tax VOC >420g/liter
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Production
process
Consumption
process
Pollution
discharged
Emission
source control
Environmental
tax on VOC
containing
products
Environmental
tax on VOC
emissions
Enabling coatings systems with low environmental impact and higher performance
Continuous productdevelopment throughFocused Innovation
Life cycle analysistargeting lower emissions and lower carbon footprint
Perstorp and sustainability 1/2
Perstorp and sustainability 2/2
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Voxtar™ cuts carbon footprint by 75%
World leading provider of low VOC solutions
Complete, sustainable & innovative offering
NX795Non VOC coalescingagent for Waterbased decorative coatings
Capa™ PolyolsSolvent free aliphaticpolyester polyols for
industrial 2K/1K coating
Environmental friendly resins technologies
Powder PolyesterRadiation curingmonomers and
oligomers
Waterbased Polyurethanedispersion
Waterbased and high solid alkyd and polyester
The essential glycol,Neo for durability
Enable waterdispersability,
Polyols for superiorcoating performance
Building blocks enablingefficient solvency and
branching agent
Wide Portfolio ofAdvanced chemicals
& Specialties
Low/no VOC coating
Unmatched portfolio toolboxFor Radiation curing monomers & oligomers
� More than 35 building blocks
� From raw materials to specially designed products
� Low viscosity monomers & oligomers
Capa™
Acrylated Polyol type Di-Penta acrylate(DPHA)
Acrylate ofBoltorn™ P501
Viscosity, mPas @ 23 °C 13 000 600
Pencil hardness 72 hours 5H-6H 5H-6H
Scratch (scotch brite, 50 rubs) Final Gloss 90,3 88,1
Erichsen-flex (Aluminium, mm) 0,4 1,7
Adhesion (cross-cut, PC Sheet) No Yes
A new concept for powder polyesters
� Expertise in your powder resin development
� Lower energy consumption
� Concept crosslinker for low temperaturematt powder hybrid polyesters (140C, 25 min)
Low temperature Powder coating
Coating properties, cured 25 min at 140 °C
Erichsen flexibility (mm) 8
Buchholz hardness, DIN 53 153 118
Cross-cut, 0 - 5, where 0 is best 0
Surface resistance to cold liquids (EN 12720), where 5 is best
Distilled water, 24 hrs 5
Ethanol 48 w%, 16 hrs 5
Acetone, 2 min 4
Traditional Powder coating
� NEO: Key building block, enabling solid polyester with required Tg and durability
� TMP: Branching agent increasing functionality
� Production of TMP & NEO in Zibo
Enabling superior waterbasedPolyurethane dispersions
Even better performance
• Less sensitive to pH variations• Lower freeze• Shear stability
0
5
10
15
20
25
30
35
40
45
50
0 0,05 0,1 0,15 0,2 0,25
Lower VOC
Reduced cosolvent and lower amineneutralization with Ymer N120
Addition of HCI (M)
wt% coagulate
Made for the toughest environment
Oxymer™
Capa™
Polyester
Polyether
Chemicalresistance
Hydrolysis resistance
Outdoorresistance
Abrasion resistance
Solutions for high solid & waterbased polyesters and alkyds
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Lower VOC
Lower viscosity liquid polyester using 10 to 20% of BEPD
Even better performance
• Enhanced durability• Enhanced outdoor resistance• Flexibility
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88
90
92
94
96
98
100
Reference HD BEPD polyester
Weathering resistance, 1500 hrsGloss retention (%)
weathering
resistance,1500 hrs,
Gloss retention(%)
2050 cps 1600 cps
Polyester viscosity 60% in Solvesso 150:PMA 3:1
High performance low VOC 2K/1K coatings with CAPA™ polyols
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Lower VOC
• Reduced VOC by up to 10% withpartial acrylic polyol replacement
• By adding only 5-10% Capa™
Even better performance
• Enhanced durability• Abrasion resistance• Impact resistance• Robust and reproducible results
0
5
10
15
20
25
30
35
0
10
20
30
40
50
60
70
80
90
100
Ref formulation VOC 392
g/L)
Formulation with CAPA 3050
(VOC (367 g/L)Reference formulation With 7 pphr (part A) Capa™ 3050 VOC 392 g/L VOC 367 g/L
Taber Abrasion resistance, mg, 1000 cycles 500 mg
Q UV B (gloss%), after 1500 hrs
World leading provider of low VOC solutions
Even lower VOC & Even better performance
Environmental friendly resins technologies
Powder PolyesterRadiation curingmonomers and
oligomers
Waterbased Polyurethanedispersion
Waterbased and high solid alkyd and polyester
Low/no VOC coatingNX795 Coalescingagent
Capa™ PolyolsPolyester polyol for
2K/1K
Delivering innovative chemical solutions for a more sustainable world