1、C9石油树脂_百度百科
C9石油树脂是以裂解制乙烯装置的副产物C9馏分为主要原料，在催化剂存在下聚合，或将其与醛类、 芳烃、萜烯类化合物进行共聚合而制得的热塑性树脂。 它的分子质量一般小于 2 000，软化点小于 150 ℃，呈热塑性粘稠液体或固体。由于其软化点低、分子量比较小，一般不作为材料单独使用。由于 C9 ...
2、C9石油樹脂:物化性質,結構性能,C9樹脂的原料,合成方法,熱
C9石油樹脂是以裂解制乙烯裝置的副產物C9餾分為主要原料，在催化劑存在下聚合，或將其與醛類、 芳烴、萜烯類化合物進行共聚合而製得的熱塑性樹脂。
3、Large
Conversion of olefin-rich side streams of petroleum distillate cracking operations, pyrolysis gasoline (pygas), to hydrocarbon resins (HRs) represents a promising technology to upgrade the pygas byproduct and facilitate pygas valorization. Several methods have been reported for the synthesis of C9 HRs on a laboratory scale, but none has been implemented on a commercial scale. Owing to the lack ...
4、C9 Petroleum Resin
Since C9 petroleum resin oil is a relatively unrefined material, its polymerization leads to much darker resins than other petroleum resins. Due to their aromatic structure, C9 resins are more compatible with polar elastomers than C5 petroleum resins.
5、Technical date sheet
Description 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. Featared by acid value, easy mutual solubilities, resistant to water, resistant to ethanol and chemicals. It has the ...
About C9 Hydrocarbon Resins
What is C9 Hydrocarbon Resin? C9 hydrocarbon resin is produced by C9 fraction by products of petroleum cracking through pretreatment, polymerization and distillation. It is a low polymer with the molecular weight between 300-3000. It’s Featured by acid value, easy mutual solubilities, resistant to water, resistant to ethanol and chemicals.
C9 Hydrocarbon Resin
The cracking oil obtained from the cracking of petroleum to produce olefins is separated into 130~160 ℃ fractions (containing styrene, methyl styrene, divinylbenzene and indene, etc.), the thermoplastic resin obtained by polymerizing in the presence of an acidic catalyst and Friedel-Crafts, boron trifluoride, sulfuric acid, etc.; Or copolymerizing its fraction with aldehydes, aromatic ...
What is C9 petroleum resin? – Petroleum resin
C9 petroleum resin is a thermoplastic resin obtained by polymerization of C9 fraction, a byproduct of ethylene cracking, in the presence of a catalyst or by co polymerization with aldehydes, aromatics, and terpenes.
SYNTHESIS OF ETHYLENE GLYCOL DIESTER OF SYNTHETIC FATTY ACIDS C7
The PMR spectrum of synthetic fatty acids C7-C9 is presented, which reveals the facts of the formation of olefinic and naphthenic groups during the oxidation of paraffin hydrocarbons. The material balance of synthesis reaction of ethylene glycol diesters of carboxylic acids С7-С9 has been calculated.
Knowledge of C9 petroleum resin
C9 petroleum resin is an oligomer. The characteristics of C9 petroleum resin are low acid value, good miscibility, water resistance, ethanol resistance, and chemical resistance. It is chemically stable to acids and bases, and has the characteristics of good viscosity regulation and thermal stability.
In the field of chemistry, synthetic fatty acid resin C9 stands as a remarkable achievement. It not only represents the pinnacle of chemical synthesis technology but also offers numerous possibilities for practical applications. This article delves into the mysteries of synthetic fatty acid resin C9, providing a comprehensive analysis of its chemical structure, synthesis methods, and application prospects.
1. Chemical Structure of Synthetic Fatty Acid Resin C9
Synthetic fatty acid resin C9 is a high-molecular-weight polymer formed through chemical reactions involving long-chain hydrocarbons. Its molecular structure consists of alternating long-chain carbon atoms and short-chain carbon atoms, connected by ester bonds. This unique structure endows fatty acid resin C9 with distinct physical and chemical properties, such as high melting point, high hardness, and excellent thermal stability.
2. Synthesis Methods for Synthetic Fatty Acid Resin C9
Various methods exist for synthesizing fatty acid resin C9, with transesterification being the most common. This process first involves reacting long-chain carboxylic acids with alcohols to form esters, followed by transesterification between these esters and long-chain alcohols to produce fatty acid resin C9. Alternative methods include direct polymerization and polycondensation, each with its own advantages and disadvantages. The choice of method depends on specific needs and conditions.
3. Application Prospects of Synthetic Fatty Acid Resin C9
Due to its superior properties, synthetic fatty acid resin C9 finds widespread use across diverse fields. In industrial production, it serves as an additive in plastics, rubber, coatings, and other materials, enhancing wear resistance, heat resistance, and aging resistance. In pharmaceuticals, it acts as a drug carrier, protecting medications from environmental factors and improving stability and bioavailability. In aerospace, it functions as a matrix material for composites, providing greater strength and rigidity.
Beyond these applications, synthetic fatty acid resin C9 can also be used to manufacture lubricants, fuel additives, cleaners, and more. As technology advances and market demands evolve, the range of applications for synthetic fatty acid resin C9 will continue to expand.
4. Challenges and Prospects for Synthetic Fatty Acid Resin C9
Despite its broad potential, several challenges remain. Cost remains a significant constraint, while improving synthesis efficiency and reducing energy consumption are ongoing research priorities. Additionally, deeper studies into the properties of synthetic fatty acid resin C9 are needed to better meet the demands of different sectors.
Looking ahead, advancements in science and materials research promise even wider application and development of synthetic fatty acid resin C9. New synthesis methods and production processes will undoubtedly invigorate this field.
synthetic fatty acid resin C9 represents a significant milestone in chemical synthesis. It not only reflects the level of chemical synthesis technology but also brings considerable convenience to our lives and industries. With continuous technological innovation, synthetic fatty acid resin C9 is poised to enjoy an even brighter future.
