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CURABLE RESIN RESIN WITH PHENOLIC RESINS AND APPLICATIONS THEREOF

机译:酚醛树脂可固化树脂及其应用

摘要

The invention relates to a curable resin which is an excellent substitute for phenolic resins and is therefore capable of replacing phenolic resins in all applications in which they are used. This resin is characterized in that it comprises: (1) at least one prepolymer resulting from the prepolymerization of a compound A comprising one or more aromatic or heteroaromatic rings, at least one -O-CH2-C≡CH group and at least one group selected from the groups -O-CH2-C≡CH and -CH2-CH = CH2, these groups being borne by the aromatic ring or heteroaromatic ring (s); and (2) a compound B comprising at least two thiol groups (-SH). The invention also relates to a material which is obtained by curing this curable resin and, in particular, to a composite ablative material. The invention also relates to a material obtained by curing this curable resin.
机译:本发明涉及一种可固化树脂,它是酚醛树脂的极好替代品,因此能够在使用它们的所有应用中代替酚醛树脂。该树脂的特征在于其包含:(1)由包含一个或多个芳族或杂芳族环,至少一个-O-CH 2-C≡CH基团和至少一个基团的化合物A的预聚合得到的至少一种预聚物。选自-O-CH 2 -C = CH和-CH 2 -CH = CH 2的基团,这些基团由芳环或杂芳环携带。 (2)包含至少两个巯基(-SH)的化合物B。本发明还涉及通过使该可固化树脂固化而获得的材料,尤其涉及一种复合烧蚀材料。本发明还涉及通过固化该可固化树脂获得的材料。

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