The invention describes a process for reducing the amount of saturated or unsaturated monomers and oligomers during production and processing of styrenic polymers comprising a mixture of at least two components selected from the group consisting of a) phenol thioethers, b) phenol acrylates, c) 3-arylbenzofuran-2-ones and d) 1,1-di-substituted ethylenes or tri-substituted ethylenes.
US8569405B2
申请人:——
公开号:US8569405B2
公开(公告)日:2013-10-29
US9051448B2
申请人:——
公开号:US9051448B2
公开(公告)日:2015-06-09
[EN] STABILIZATION OF ORGANIC MATERIALS<br/>[FR] STABILISATION DE MATERIAUX ORGANIQUES
申请人:CIBA SC HOLDING AG
公开号:WO2006024611A2
公开(公告)日:2006-03-09
The invention describes a process for stabilizing an organic material against oxidative, ther- mal or light-induced degradation, which comprises incorporating therein or applying thereto at least a compound of the formula (I) wherein the general symbols are as defined in claim 1. The compounds of the formula I are especially useful as processing stabilizers for synthetic polymers.