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    • 4. 发明申请
    • CO-CURED GEL COATS, ELASTOMERIC COATINGS, STRUCTURAL LAYERS, AND IN-MOLD PROCESSES FOR THEIR USE
    • 共固化凝胶涂层,弹性涂料,结构层及其使用的模具工艺
    • US20170050419A1
    • 2017-02-23
    • US15281255
    • 2016-09-30
    • COMPOSITES INTELLECTUAL HOLDINGS, INC.
    • Scott Lewit
    • B32B27/40B32B27/36B29C41/22C09D175/04B29C41/00B32B27/08C09D133/14
    • Co-cured urethane and vinyl ester, epoxy, or unsaturated polyester gel coats having improved toughness and flexibility compared with conventional polyester gel coats are disclosed. The gel coats, which have 10-50 wt. % urethane content, adhere well to structural layers and can be used in a traditional in-mold process. Co-cured elastomeric coatings comprising from 50 to 95 wt. % of a urethane component and an unsaturated polyester, epoxy, or vinyl ester are also disclosed. Unlike conventional urethane coatings, the elastomeric coatings adhere well to structural layers and can be used in a traditional in-mold process. Castings or structural layers comprising a reinforced thermoset of co-cured urethane and vinyl ester, epoxy, or unsaturated polyester components, including 10-95 wt. % of the urethane component, are also described. The invention includes in-mold processes for making laminates that utilize the gel coats, elastomeric coatings, and/or structural layers. The in-mold process gives flexible, durable, urethane-containing laminates having good interlayer adhesion.
    • 公开了与常规聚酯凝胶涂层相比具有改善的韧性和柔韧性的共固化的聚氨酯和乙烯基酯,环氧树脂或不饱和聚酯凝胶涂层。 凝胶涂层,其具有10-50重量% %氨基甲酸酯含量,很好地粘结到结构层上,可用于传统的模内工艺。 共固化的弹性体涂层包含50至95wt。 %的氨基甲酸酯组分和不饱和聚酯,环氧或乙烯基酯也被公开。 与传统的聚氨酯涂层不同,弹性体涂层很好地粘结到结构层上,可用于传统的模内工艺。 包括共固化的聚氨酯和乙烯基酯,环氧树脂或不饱和聚酯组分的增强热固性材料的铸件或结构层,包括10-95wt。 还描述了氨基甲酸酯组分的%。 本发明包括用于制造利用凝胶涂层,弹性体涂层和/或结构层的层压板的模内工艺。 模内工艺提供具有良好层间粘合性的柔性耐用的含氨基甲酸酯的层压材料。