1、Technical date sheet
C9 Petroleum resin is a kind of thermal plasticizing resin produced by C9 fraction, by-products of petroleum cracking, through pretreatment, polymerization and distillation; it is not a high polymer bat a low polymer with the molecular weight between 300-3000.
2、Rheological properties of C9 petroleum resin solutions
The temperature coefficient for the resins ranges from-0.009 to-0.021 mPa⋅s/K, indicating that higher temperatures lead to a significant reduction in viscosity.
3、C9石油树脂H
产品描述 C9热聚石油树脂是环型结构热塑性芳香族石油树脂，以裂解C9馏分为原料，通过加热聚合反应后，制得的黄色透明状固体。 特性 Ø 呈环状结构，内聚力大。 Ø 具有优良的耐水性、耐酸碱性、耐候性、耐化学品性。
4、C9石油树脂_化工百科
C9石油树脂 - 简介 石油树脂是一种由石油中提取的天然或合成树脂。 它具有以下性质： 它在常温下通常是不溶于水的，但可溶于多种有机溶剂，并具有良好的粘附性。 化学性质：石油树脂是非极性物质，具有较好的耐化学性和耐氧化性。
5、R. Subtelnyy, I. Balitskyi, B. Dzinyak RHEOLOGICAL PROPERTIES OF C9
Rheological properties of C9 petroleum resin solutions temperature performance and greater stability, attributes that are critical in the context of pavement engineering applications.
C9 PETROLEUM (HYDROCARBON) RESIN
C9 Petroleum (Hydrocarbon) Resin is a low molecular weight thermoplastic aromatic resin produced from petroleum derived C9 fraction through thermal-polymerization technique. It's a transparent granular solid or flakes with the color of light yellow.
C9 petroleum Resin
C9 Petroleum resins is a kind of thermal plasticizing resin produced by C9 fraction, by-products of petroleum cracking, through pretreatment, polymerization and distillation.
C9 thermosetting petroleum resin
C9 thermosetting petroleum resin information, including chemical properties, structure, melting point, boiling point, density, formula, molecular weight, uses, prices, suppliers, SDS and more, available at Chemicalbook.
C9 Thermal Polymerization Petroleum Resin Process
Polymerization Reaction: Under the action of the catalyst, the monomers in the C9 fraction undergo polymerization reactions at high temperatures and pressures, forming C9 thermal polymerization petroleum resin with specific structures and functions.
Petroleum Resin
The petroleum distillates are called naphtha, and the feed streams to produce hydrocarbon resins are by-products of the naphtha cracking as shown in Fig. 1. Strictly speaking, naphtha is dened as the fraction of hydrocarbons in petroleum boiling between 30 C and fi 200 C.
In the petrochemical industry, C9 petroleum resin is a critical organic chemical raw material. It is typically produced from crude oil through processes such as catalytic cracking, hydrofining, or delayed coking. Renowned for its excellent thermal stability and mechanical properties, C9 petroleum resin is widely used in manufacturing plastics, coatings, adhesives, and rubber-based polymer materials. As a foundational component of these products, the decomposition temperature of C9 petroleum resin is a key parameter for evaluating its performance.
Decomposition Temperature refers to the temperature at which C9 petroleum resin begins to decompose under specific conditions. This temperature directly determines the resin’s applicable usage range and processing conditions. For instance, if the decomposition temperature is below 150°C, the resin exhibits poor thermal stability and is prone to pyrolysis at lower temperatures. Conversely, if the decomposition temperature exceeds 250°C, excessive degradation may damage the resin’s structure, compromising the quality and performance of the final product. Accurate measurement and control of the decomposition temperature are thus crucial for ensuring product quality and optimizing production processes.
To precisely determine the decomposition temperature of C9 petroleum resin, scientists employ various experimental methods. One common approach is Differential Scanning Calorimetry (DSC), which measures the temperature at which the resin absorbs or releases heat during heating. The procedure involves placing a weighed resin sample in a DSC instrument, heating it at a constant rate from room temperature to a specified temperature, holding it for a period, and then cooling it back to room temperature. By analyzing the heat absorption or release curves, the decomposition peak—and thus the decomposition temperature—can be identified.
Another method combines DSC with Thermogravimetric Analysis (TGA). This dual approach simultaneously captures the resin’s thermal decomposition curve and mass loss data, enabling more accurate determination of the decomposition temperature. During testing, TGA monitors mass changes while DSC tracks thermal effects, allowing for cross-validation of results.
In addition to experimental methods, theoretical prediction models based on molecular structure, thermal stability, and principles of statistical mechanics and quantum chemistry are used to estimate decomposition temperatures. While these models offer high theoretical accuracy, practical limitations (e.g., experimental constraints) may lead to discrepancies between predicted and actual values. Caution is required when applying such models, and results should be validated against empirical data.
Other techniques also contribute to decomposition temperature analysis. Infrared spectroscopy (IR) and nuclear magnetic resonance (NMR) analyze molecular structures to infer thermal stability and decomposition behavior. Microscopic characterization tools like X-ray diffraction (XRD) and scanning electron microscopy (SEM) provide insights into the resin’s morphology and surface features, further elucidating its thermal degradation characteristics.
determining the decomposition temperature of C9 petroleum resin is a complex and meticulous task requiring the integration of multiple scientific methods and advanced technologies. Accurate measurement and control of this parameter ensure the stability and reliability of C9 petroleum resin in production and application, providing robust support for advancements in the petrochemical industry.
