POLYOLS FOR POLYURETHANES
CREATING PERFORMANCE THROUGH CHEMISTRY Building upon decades spent advancing materials chemistry innovation, NatureWorks offers solutions based on lactides and lactide intermediates that help innovators within the coatings, adhesives, sealants, and elastomers (C.A.S.E.), toner and surfactant industries realize:
Significant, measurable product performance benefits
Move through the R&D process more efficiently and with minimal risk
Decrease systems costs via an optimized supply chain
POLYOLS FOR POLYURETHANES
CUSTOM SOLUTIONS FOR COATINGS & ADHESIVES
Using Vercet polyester polyols for polyurethanes enables unique properties including excellent grease and oil resistance for both adhesive and coating applications.
COATINGS
ADHESIVES
SUBSTRATES
MARKETS
SUBSTRATES
MARKETS
Wood Metal Cements Ceramics
Furniture Flooring Architecture Decorative
Wood Wood Laminates Metal Mixed Substrates
Furniture Flooring Nonwovens / Hygiene Foams Electronics Packaging: Rigid & Flexible
PEFORMANCE BENEFITS
PEFORMANCE BENEFITS
Excellent oil, grease, and solvent resistance
Tailored open times and work-life
High hardness polyurethanes
Excellent solvent resistance
Controlled functionality
Solvent-borne & hot melt adhesives
Controlled viscosity (hydroxyl values 12-112 mg-KOH/g)
Renewably-sourced building block
Low haze Solvent-borne & hot melt coatings
2 // NATUREWORKS PERFORMANCE CHEMICALS
LACTIDES — POLYOLS — RESINS
We achieve this by coupling tunable Vercet™ lactidebased chemistries with the knowledge of scientists and engineers who understand how to dial in the full capabilities of this versatile product line.
PROPERTIES
VERCET POLYOLS Grade
Tg [°C]
f
Viscosity @ 100°C [Pa*s]
OHV1 [mg-KOH/g]
P1025X
15
1
1.2
25
P20112X
5
2
< 1.0
112
P2056X
25
2
2.1
56
P2040X
32
2
3.7
40
P2025X
40
2
11.3
25
P2140X
22
2
1.8
41
P2125X
30
2
7.5
25
P3025X
40
3
19.1
29
1. OHV – Hydroxyl Value as determined by ASTM E1899
POLYURETHANES FORMULATED WITH VERCET POLYOLS Polyurethane with Polyol
Wt% - Polyol / MDI 1 1,2 PG
Polyol OHV1 [mg-KOH/g]
Gel Time [sec] 120°C
Hardness2 [Shore A / D]
Tg/Tm3
Resiliency4
Water Pickup5
P2040X
85.3 / 12.5 / 0.8
32
160
86 / 72
Tg 48-52°C
22
0.9%
P2140X
84.8 / 13.6 / 0.9
32
190
84 / 71
Tg 47-50°C
17
1.0%
Control
86.6 / 11.6 / 0.8
29
60
70 / 33
Tm peak 55°C
23
0.6%
(Based on AA-HDO)
1. OHV – Hydroxyl Value as determined by ASTM E1899 2. Hardness as determined by ASTM 2240
3. DSC mid-point, 20°C/min, 2nd heat 4. Resiliency as determined by ASTM D2632
5. Immersion testing, 8 days at 25°C
VERCET.NATUREWORKSLLC.COM // 3
MEASURABLE PERFORMANCE
VERCET-BASED POLYURETHANE SOLVENT RESISTANCE: 10 DAY SWELL VALUES WT% SOLVENT PICK-UP
16% 14% 12% 10% 8%
Not equilibrated after 10 days
4% 2% 0%
Not equilibrated after 10 days
6%
-2%
IRM 903 OIL
CANOLA OIL
N-HEXANE
ETHANOL
WATER
CONTROL
10.00%
4.50%
1.50%
8.10%
0.60%
P2040X
-0.20%
0.20%
0.60%
13.90%
0.90%
P2140X
0.10%
0.00%
0.10%
12.00%
1.00%
Wt% data collected 68Ë&#x161;C
4 // NATUREWORKS PERFORMANCE CHEMICALS
HOT OIL SWELL SHOWS EXCELLENT OIL RESISTANCE
Wt% Pick-up
WT% CANOLA OIL PICK-UP 68˚C
4
Control
3 P2040X
2 P2140X
1
0 Time (Days) -1 0
2
4
6
8
10
Wt% Change
WT% IRM 903 OIL PICK-UP 68˚C
8
Control
6 P2040X
4 P2140X
2
0 Time (Days)
-2 0
1.5
3
4.5
6
7.5 VERCET.NATUREWORKSLLC.COM // 5
MEASURABLE PERFORMANCE
HIGHER MODULUS, INCREASED STABILITY WITH TEMPERATURE 1E+10
1E+09
Storage Modulus (Pa)
1E+08
1E+07
1E+06
Temp (°C)
1E+05 20
25
30
35
Tg (°C, DSC) CONTROL
Tg (°C, DMA)
40
45
50
55
60
E' (MPa, 30°C) E' (MPa, 35°C) E' (MPa, 45°C) E' (MPa, 50°C)
41-44 Tm (onset)
24
21
8.8
3.0
P2040X
49-52
56
350
331
321
315
P2140X
47-50
52
300
300
286
221
ASTM Method D790. 3 point bend fixture heated 3°C per minute.
EXCELLENT HARDNESS AT LOW MDI CONTENT 70
CONTROL
33
86
P2040X
72
118%
80
P2140X
Shore A
23%
14%
65
Shore D
97%
0
10
20
30
40
50
60
70
80
90
ASTM Method 2240. Measured after 4 weeks. 6 // NATUREWORKS PERFORMANCE CHEMICALS
HYDROLYSIS RESISTANCE No significant change to mechanical properties after humidity exposure.
POLYURETHANES FLEXURAL PROPERTIES INITIAL
POLYURETHANES FLEXURAL PROPERTIES 7 DAYS HYDROLYSIS, 95% RH
70 60
80 70 60
50
50
40
40
30
30
20
20
10
10
0.0
P2040X
% Strain 1.0
2.0
3.0
P2140X
4.0
0.0
P2040X
Flexural Stress (MPa)
80
90
Flexural Stress (MPa)
90
% Strain 1.0
3.0
2.0
4.0
P2140X
BENIGN BY DESIGN
REDUCING VOLATILITY IN PRICING THROUGH ALTERNATIVE FEEDSTOCKS
Renewably-sourced Vercet lactide-based products bring sensible, elegant, and cost-effective solutions based squarely on the principles of green chemistry to supply chains that, until now, were coupled with traditional fossil-petroleum solutions and their inherent price volatility.
250 200 150
50 Prices re-based to 100
0 2006 Petrochemical Feedstocks
2017 Vercet Feedstock
VERCET.NATUREWORKSLLC.COM // 7
HOW CAN WE HELP YOU? To learn more about Vercet custom solutions, please contact a member of our Performance Chemicals team.
BRIAN GLASBRENNER
COMMERCIAL MANAGER
+1 (952) 562.3391 brian_glasbrenner@natureworksllc.com
BILL COGGIO
APPLICATION AND TECHNOLOGY MANAGER
+1 (952) 562.3308 bill_coggio@natureworksllc.com
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