What is the difference between C9 thermally polymerized petroleum resin and cold polymer petroleum resin

In the vast field of petroleum resins,C9 thermally polymerized petroleum resin and cold polymerization petroleum resin occupy an important position.They are commonly used as raw materials in the chemical industry and are widely used in many fields such as adhesives,coatings,inks,etc.However,for many industry insiders and even ordinary consumers,the difference between these two types of petroleum resins is not very clear.What are the different performances of C9 thermally polymerized petroleum resin and cold polymer petroleum resin in terms of production process,performance characteristics,and application scope?Next,let's unveil their mysterious veil together.

C9 thermally polymerized petroleum resin

Comparing dimensions‌

C9 thermally polymerized petroleum resin

Cold polymerized petroleum resin

Production process‌

High temperature heating triggers polymerization without the need for catalysts

Low temperature (≤ 100 ℃) initiated polymerization through catalysts (such as HX type complexes)

Reaction conditions‌

High temperature operation, high energy consumption

Low temperature operation, low energy consumption

Appearance‌

pale yellow solid

Milky white to yellow flake/granular solid

Transparency‌

High transparency and good glossiness

Higher transparency and better glossiness

Softening point‌

higher

lower

Solubility‌

Soluble in aromatic hydrocarbons, fatty hydrocarbons, ester solvents

Excellent solubility and strong mutual solubility

Chemical stability‌

Water resistant, acid and alkali resistant

Resistant to water, acid and alkali, ethanol and other media

Adhesive performance‌

Good viscosity enhancement

Strong adhesive performance

Thermal conductivity‌

High thermal conductivity

Low thermal conductivity (suitable for insulation materials)

Application Fields‌

Adhesives, rubber, coatings, inks, road marking paints, paper adhesives, etc

Paint, ink, adhesives, rubber products (such as tire cord bonding), etc

Environmental impact‌

High energy consumption, high temperature may accelerate equipment aging

Catalyst residue and wastewater need to be treated, and corrosive wastewater from the process can cause equipment damage

Production cost‌

Low raw material cost (by-products of petroleum cracking)

High production efficiency and low energy consumption (indirect cost reduction)

C9 thermally polymerized petroleum resin

Through the above analysis,we can clearly see that there are significant differences between C9 thermally polymerized petroleum resin and cold polymerization petroleum resin in multiple aspects.These differences not only affect their specific applications in chemical production,but also reflect the unique advantages brought by different production processes.With the continuous development of the chemical industry,the requirements for the performance and application of petroleum resins will also increase day by day.I believe that in the future,C9 thermally polymerized petroleum resin and cold polymer petroleum resin will continue to shine and generate heat in their respective fields,contributing more to the progress of the chemical industry.

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