包含脲衍生物的可热膨胀组合物
包含脲衍生物的可热膨胀组合物
本申请涉及一种可热膨胀组合物，其包含：至少一种可过氧化交联聚合物；至少一种过氧化物；和至少一种吸热化学发泡剂，所述发泡剂包含至少一种任选被官能化的固体多羧酸或其盐和至少一种本文限定的式(I)的脲衍生物。本申请涉及包含所述组合物的成形体并涉及使用该类型的成形体密封和填充组件内的空腔、增强或强化组件，特别是空心组件，和粘合可移动的组件的方法。
The present application relates to a thermally expandable composition containing at least one peroxide cross-linking polymer, at least one peroxide and at least one endothermic, chemical blowing agent, the blowing agent comprising at least one solid, optionally functionalized, polycarboxylic acid or the salt thereof and at least one urea derivative according to the formula (I) as defined herein; as well as shaped bodies containing the composition and to a method for sealing and filling voids in components, for strengthening or reinforcing components, in particular hollow components, and for bonding mobile components using shaped bodies of this type.
Dokumentinformationen
包含脲衍生物的可热膨胀组合物
2021-10-15
Patent
Elektronische Ressource
Chinesisch
| IPC: | C08J Verarbeitung , WORKING-UP / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B62D MOTOR VEHICLES , Motorfahrzeuge / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |