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• Base asphalt uses PG 62-22 asphalt (improved to PG 76-22 by using Zero-M)
• Asphalt mixture production temperature of Polymer Cool Mix Asphalt is 110±10°C, which is reduced by more than 40~60°C compared to existing asphalt.
• Polymer Cool Mix Asphalt exceeds the quality standard of modified asphalt by Ministry of Land, infrastructure and Transport of Korea

▣ Softening of Polymer Cool Mix Asphalt

• Increasing the distance between asphalt molecules due to the use of the Polymer Cool Mix Asphalt modifier
• Increased asphalt intermolecular distance promotes the softening of asphalt
• Softening of asphalt improves mixing and compaction properties at low temperatures

with out Zero-M		with Zero-M
	Distance between asphaltene molecules : 3.58Å	4.6 times increased	Distance between asphaltene molecules : 16.57Å

▣ Polymer Cool Mix Asphalt Binder PG Improvement

• Base asphalt for Polymer Cool Mix Asphalt uses PG 64-22
• Zero-M is used as a Polymer Cool Mix Asphalt modifier
• Conforms to PG 76-22, the quality standard for modified asphalt binders of the Ministry of Land, Infrastructure and Transport of Korea
• At the same time, securing the characteristics of reducing the production temperature and compaction temperature of the asphalt mixture

▣ Mashall Stability

• Significantly improved Marshall stability compared to existing warm mix asphalt mixtures
• Marshall stability of existing warm mix asphalt shows 10,000~11,000N
• Marshall stability of Polymer Cool Mix Asphalt significantly increased to 12,000~15,000 N

▣ Dynamic stablilty

• Significantly improved dynamic stability compared to existing warm mix asphalt mixtures
• In the case of a existing warm mix asphalt, dynamic stability is 1,000 to 1,500 times/mm
• In case of Polymer Cool Mix Asphalt is in the range of 3,000 to 6,000 times/mm
• The dynamic stability of Polymer Cool Mix Asphalt greatly exceeds the quality standards of modified asphalt by the Ministry of Land, Infrastructure and Transport of Korea.
• After the dynamic stability test of Polymer Cool Mix Asphalt, the final deformation amount is less than 2mm, and the plastic deformation resistance is excellent.

▣ Tensile Strength Ratio

• Tensile strength ratio tests is conducted to evaluate the moisture resistance of Polymer Cool Mix Asphalt.
• Due to the characteristics of warm mix asphalt, a high level of moisture resistance is required.
• Compared to the tensile strength ratio(0.8) of the existing warm mix asphalt mixture, Polymer Cool Mix Asphalt is 0.85 or more
• Considering the tensile strength ratio characteristics of Polymer Cool Mix Asphalt, it has excellent resistance to moisture and is effective in improving commonability.

▣ Comparison of Production Temperature

• The production temperatures of existing asphalt pavement methods and modified asphalt mixtures are 160±5℃ and 175±5℃
• The production temperature of Polymer Cool Mix Asphalt is 110±10℃, which is 40~60℃ lower than existing asphalt pavement method

▣ Energy Savings Based on Production Temperature

• If the asphalt mixture production temperature is 160℃ in the asphalt plant, about 9 liters of fuel are consumed per ton
• The temperature of Polymer Cool Mix Asphalt mixture production is about 110±10℃, which consumes about 5 liters of fuel
• Polymer Cool Mix Asphalt can save more than 45% of energy compared to existing asphalt

▣ Carbon Dioxide and Emissions Reduction Effects

• Reduces about 50% of carbon dioxide(CO₂) compared to existing asphalt pavement methods
• Reduces about 42% of sulfur oxides(SO_x) compared to existing asphalt pavement methods
• Reduces about 41% of nitrogen oxide(NO_x) compared to existing asphalt pavement methods

▣ Construction Properties

• Application of the same construction equipment and construction method as for general asphalt pavement
• The paving temperature of the asphalt mixture is 110±10°C and the compaction temperature(macadam) is 100±10°C
• Opening to traffic is carried out when the surface temperature is below 40℃

▣ Traffic Opening Time(based on 40℃)

• Hot mix asphalt : (When producing 165℃ asphalt mixture) average 7 hours and 30 minutes
• Polymer Cool Mix Asphalt : ( When producing 110±10℃ asphalt mixture) average 5 hours and 30 minute