FLUOROELASTOMER COMPOSITION

• Main Authors: ALBANO MARGHERITA, BOSSOLO STEFANO, FANTONI MATTEO
• Format: Patent
• Language: Chinese; English
• Published: 22.10.2021
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

The invention pertains to a fluoroelastomer composition comprising a vinylidene - fluoride based fluoroelastomer, a polyhydroxylated compound, a basic compound, a pyridinium-type salt having an aromatic ring-quaternized nitrogen atom, and comprising at least two groups having a central carbon atom which bears acidic hydrogen atoms; and an accelerant, which possesses an improved molding behaviour, leading to shaped parts possessing less blisters and surface defects. 本发明涉及一种氟弹性体组合物，其包含基于偏二氟乙烯的氟弹性体、多羟基化的化合物、碱性化合物、吡啶鎓型盐以及促进剂，所述吡啶鎓型盐具有芳香族环-季铵化氮原子并且包含至少两个具有中心碳原子(其带有酸性氢原子)的基团；所述氟弹性体组合物具有改善的模制行为，使得成形零件具有较少的起泡和表面缺陷。