Selecting a General Purpose Phthalate Plasticizer

Transcription

1 Selecting a General Purpose Phthalate Plasticizer

2 General Phthalate Structure R 1 R 2 Figure 1

3 Structure of Dialkyl Phthalates Weak Weak spots spots where where heat heat or or light light can can initiate initiate radical radical formation formation and and degradation degradation Branches per per Molecule 711P ET..3 9P ET..3 DIDP ET. 6 Figure 2a

4 Structure of Dialkyl Phthalates Weak Weak spots spots where where heat heat or or light light can can initiate initiate radical radical formation formation and and degradation degradation Branches per per Molecule DP 2 N 2 DINP ET. 4 Figure 2b

5 Processability ompound Formulation omponent PV Resin (K-71) Plasticizer lay Quantity 225 grams 124 grams 4 grams Figure 3

6 Processability Dry Blend Time Time (min) P DP 711P 9P N DINP DIDP Figure 4

7 Processability Fusion Time Time (min) P DP DINP 711P 9P N DIDP Figure 5

8 Processability Plastisol Formulation omponent Resin (Geon 121) Plasticizer ES Stabilizer (Bad) Quantity 1 phr 67 phr 3 phr 2 phr Figure 6

9 Plastisol Viscosity 35 Viscosity vs. Shear Rate (67 phr Plasticizer) Viscosity (mpa-s) Shear Rate (s -1 ) Figure 7 DIDP DINP DP N 9P 79P 711P

10 Plastisol Storage Stability 7 6 hange in Viscosity After 3 Days 26% Difference (mpa-s) % 13% 14% 14% 16% 18% 1 Figure 8 9P 711P 79P N DIDP DINP DP

11 Viscosity Stability w/ Low Soap Resin 3 Viscosity vs. Time mpa-s Figure Days DP DIDP DINP N 79P 9P 711P

12 Gelation and Fusion Properties Plasticizer Gel Tem perature Fusion Tem perature ( o ) ( o ) DP N P P DINP P 9 18 DIDP Figure 1

13 Ultimate Elongation as a Function of Fusion Temperature % of Maximum Elongation Formulation omponent phr PV Resin 1 Plasticizer 65 ES 3 Stabilizer Fusion for 3 Minutes ( o ) Figure 11 79P DP 711P 9P N DINP DIDP

14 Ultimate Elongation as a Function of Fusion Temperature 1 % of Maximum Elongation Formulation omponent phr PV Resin 1 Plasticizer 65 ES 3 Stabilizer Fusion for 5 Minutes ( o ) Figure 12 79P DP 711P 9P N DINP DIDP

15 Advantages of an Efficient Plasticizer Better compatibility Better processing Lower utility costs Figure 13

16 Pounds per Square Inch Figure 14 Modulus at 1% Elongation (ASTM D-412, Die ) phr (plasticizer) DIDP DINP N DP 9P 711P 79P

17 Low Temperature Brittleness vs. Plasticizer oncentration 1-1 Tb ( o ) phr Figure 15 DINP DIDP N DP 79P 9P 711P

18 Low Temperature 2 Stiffness vs. Plasticizer oncentration 1-1 Tf ( o ) phr DINP DIDP DP N 79P 711P 9P Figure 16

19 Low Temperature Masland old rack vs. Plasticizer oncentration T ( o ) phr DIDP DINP DP N 79P 9P 711P Figure 17

20 Masland old rack omparison (ASTM D-1593) Temperature ( o ) Plasticizer phr Palatinol 711P Figure 18 DIDP Formulation Geon 12 EP 1 phr Ti 2 1 phr Plasticizer As shown Epoxy Soya il 3 phr Atomite 25 phr Mark XL Bad Solid 2 phr Sb phr alcium Stearate.25 phr

21 Two Foot Tunnel Test Test Plasticizer oncentration 3 phr 5 phr 7 phr Flame Spread (inches) % Transmission (smoke) xygen Index (% 2 ) Figure 19

22 Light Stability of Flexible PV 6 Percent Weight Loss 5 Weight Loss (%) Figure 2 711P 9P 79P DP N DINP DIDP

23 Thermal Stability Stability at 18 o Time (minutes) DINP DIDP N 79P DP 711P 9P Figure 21

24 Masland old rack of Films 4 3 Aged in Florida Test Temperature ( o ) phr Plasticizer 2 mil films No UV Absorber Months of Exposure Figure 22 DIDP 711-P

25 Masland old rack of Films 3 Aged in Florida 2 Test Temperature ( o ) phr Plasticizer 2 mil films 1 phr yasorb UV Months of Exposure Figure 23 DIDP 711-P

26 Volatility of Flexible PV ompounds 3 25 % Weight Loss at 1 o % Weight Loss Days Figure 24 DP 79P 711P DINP N DIDP 9P

27 Fogging Plasticized PV for 3 Hours at 1 o Figure 25 DP 79P 711P DINP N DIDP 9P

28 Fogging 6 Hour Fogging at 9 o 12 1 % Reflectance DP 79P DINP N 711P DIDP 9P 1 phr Liquid BadZn 3 phr Liquid BaZn Figure 26

29 Plasticizer Performance Profile Plasticizer Efficiency Volatility Fogging Low Temperature Long Term Performance Processability Average 9P P DIDP N P DINP DP Figure 27