这是一种含有氟的聚氨酯化合物,化学式为[Rf-A1-Z-X1-OC(=O)NH-]m I [-NHC(=O)O-Y1]n[-NHC(=O)O-((ClCH2-)X2O)α-R1]k。其中,I表示从聚异氰酸酯化合物中去除异氰酸基后得到的基团,Rf表示具有1-21个碳原子的全氟烷基,A1表示直接连接或具有1-21个碳原子的二价有机基团,Z表示-S-或-SO2-,X1表示具有1-5个碳原子的直链或支链脂肪族基团,可以具有至少一个羟基,X2表示具有2-5个碳原子的直链或支链脂肪族基团,是三价的,Y1表示可以具有羟基的一价有机基团,R1表示氢原子或具有1-10个碳原子的烷基。
The present invention relates to novel (per)fluoropolyether (PFPE) polymers, to a process for their manufacture and to their use as additives in coating compositions.
本发明涉及新型全氟聚醚(PFPE)聚合物、其制造工艺以及在涂料组合物中作为添加剂的用途。
NOVEL (PER)FLUOROPOLYETHER POLYMERS AND USE THEREOF
申请人:SOLVAY SPECIALTY POLYMERS ITALY S.P.A.
公开号:US20200190354A1
公开(公告)日:2020-06-18
The present invention relates to novel (per)fluoropolyether (PFPE) polymers, to a process for their manufacture and to their use as additives in coating compositions.
ASPARTIC ACID ESTER-FUNCTIONAL POLYSILOXANES, THEIR PREPARATION AND USE THEREOF
申请人:Momentive Performance Materials GmbH
公开号:US20210363307A1
公开(公告)日:2021-11-25
The present invention relates to aspartic acid ester-functional polysiloxanes, their use in the manufacture of curable compositions using polyisocyanate crosslinkers, in particular, in the manufacture of coating compositions, cured compositions obtained from said curable compositions and articles comprising the cured compositions.
[EN] NOVEL (PER)FLUOROPOLYETHER POLYMERS AND USE THEREOF<br/>[FR] NOUVEAUX POLYMÈRES (PER)FLUOROPOLYÉTHERS ET LEUR UTILISATION
申请人:SOLVAY SPECIALTY POLYMERS IT
公开号:WO2019042678A1
公开(公告)日:2019-03-07
The present invention relates to novel (per)fluoropolyether (PFPE) polymers, to a process for their manufacture and to their use as additives in coating compositions.
[EN] ASPARTIC ACID ESTER-FUNCTIONAL POLYSILOXANES, THEIR PREPARATION AND USE THEREOF<br/>[FR] POLYSILOXANES À FONCTION ESTER D'ACIDE ASPARTIQUE, LEUR PRÉPARATION ET LEUR UTILISATION
申请人:MOMENTIVE PERFORMANCE MAT GMBH
公开号:WO2020079097A1
公开(公告)日:2020-04-23
The present invention relates to aspartic acid ester-functional polysiloxanes, their use in the manufacture of curable compositions using polyisocyanate crosslinkers, in particular, in the manufacture of coating compositions, cured compositions obtained from said curable compositions and articles comprising the cured compositions.