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。
2、Technical date sheet
♦ A paints: Paints mainly use C9 petroleum resins with high softening points, petroleum resins are added to paints can increase the final finishes of paints, the adhesiveness of paint films and the hardness.
3、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.
TDS C9 resin SH 120
SH 120 is a light color aromatic resin that is produced through a unique continuous process. It is obtained from polymerizing unsaturated aromatic olefins and diolefin derived from the process of thermal cracking of naphtha.
C9 petroleum resins_化工百科
C9 petroleum resins - 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。
Rheological properties of C9 petroleum resin solutions
PDF | This paper investigates the rheological properties of C9 petroleum resin solutions, synthesized through different oligomerization methods.
Physical and Chemical Properties – Petroleum resin
Name: C9 petroleum resin, also known as aromatic petroleum resin English name: C9 petroleum resin Average molecular weight: 2000-5000 Appearance: Light yellow to light brown flake, granular or block solid, transparent and shiny Relative density: 0.97~1.04.
C9 Petroleum Resin
Paints mainly use C9 petroleum resin with high softening points, C9 petroleum resin can increase the gloss of paint and improve the adhesion and the hardness, anti-acid, alkaline- resistance, water-resistance.
C9 Petroleum Resin
C9 Petroleum Resin is an aromatic hydrocarbon resin derived from C9 fractions, used in paints, inks, and adhesives. Molecular Weight: 500–3000 (varies) Melting Point: Softening Point: 120–140°C. Appearance: Yellow to dark brown flakes or granules. Application: Paints: Increases gloss and adhesion. Inks: Improves drying time and color fastness.
Unlock Superior Performance: C9 Petroleum Resin for Paints, Adhesives
Leverage the properties of C9 hydrocarbon resin in paint formulations to achieve superior gloss, hardness, and chemical resistance, crucial for durable finishes. C9 Petroleum Resin acts as an excellent tackifier, significantly boosting the adhesive strength and tackiness of formulations.
Within the framework of modern industry, petroleum resins serve as critical chemical raw materials, where their properties and quality directly impact the performance and safety of downstream products. Among these, C9 petroleum resin stands out for its unique physicochemical characteristics, finding widespread applications across various fields. This article delves into the key property of hardness in C9 petroleum resin, aiming to provide technicians in relevant fields with a more comprehensive and in-depth understanding.
I. Definition and Importance of C9 Petroleum Resin C9 petroleum resin typically refers to a class of high-molecular-weight polymers extracted from crude oil through specific processes. These resins exhibit excellent chemical stability, mechanical strength, and favorable processing properties, making them widely used in coatings, adhesives, composite materials, and other industries.
II. Definition and Measurement Methods of Hardness Hardness is a physical quantity that measures a material’s resistance to localized plastic deformation or scratching. For petroleum resins, hardness primarily reflects their capacity to withstand external forces (e.g., scraping, impact). The measurement of hardness commonly employs the Mohs hardness tester, a classic tool that evaluates material hardness by comparing the penetration depth of diamond indenters of different hardness grades.
III. Hardness Characteristics of C9 Petroleum Resin The hardness of C9 petroleum resin typically ranges between 2 and 4 on the Mohs scale. This range ensures basic usability while enhancing wear resistance and chemical resistance. For example, in anticorrosion coatings, moderate hardness effectively prevents metal substrate corrosion; in high-performance composites, higher hardness improves impact resistance.
IV. Factors Affecting the Hardness of C9 Petroleum Resin
- Raw Material Composition: The synthesis precursors directly influence the final physicochemical properties. Variations in crude oil sources and refining processes alter the molecular structure and functional group distribution of C9 petroleum resin, subsequently affecting hardness.
- Polymerization Process: Reaction conditions (e.g., temperature, pressure, catalyst type) significantly impact molecular weight and molecular weight distribution, thereby influencing resin hardness.
- Post-Processing: During shaping, drying, or other post-treatments, environmental factors (e.g., humidity, oxygen exposure) may induce minor cross-linking or degradation, further modifying hardness.
V. Application Prospects of C9 Petroleum Resin Hardness As industrial technology advances, demands for the quality and performance of C9 petroleum resin continue to rise. Future improvements in raw material selection, polymerization process optimization, and precise control of post-processing conditions could further enhance hardness, expanding its applications. For instance, developing novel functional C9 petroleum resins tailored to high-performance requirements in aerospace, new energy, and other specialized sectors.
The hardness of C9 petroleum resin is a complex parameter influenced by multiple factors. Its measurement and analysis are crucial for ensuring product quality and guiding production. In-depth research into C9 petroleum resin hardness not only improves understanding of its physicochemical properties but also provides theoretical and practical guidance for technological advancements in related fields.
