首页 / 专利库 / 染料和颜料 / 遮盖力 / Pigment preparations

Pigment preparations

阅读:878发布:2023-10-30

专利汇可以提供Pigment preparations专利检索,专利查询,专利分析的服务。并且Pigments are treated by contacting them with a mixture of (a) a resinic acid, e.g., colophony, or a salt of a resinic acid; and (b) a primary or secondary amine having the formula R-NH-R1 in which R is a five- to six-membered, optionally substituted cycloaliphatic radical; and R1 is hydrogen, R, or an alkyl group optionally substituted by an NH2 group and containing two to four carbon atoms, or by preparing the neutral or acidic aqueous pigment in the presence of the treating agents (a) and (b). The treated pigments exhibit advantages such as better gloss and covering power.,下面是Pigment preparations专利的具体信息内容。

  • 2. The process of claim 1 wherein the mixture is made alkaline after the addition of the treating agents (a) and (b).
  • 3. The process of claim 1 wherein the mixture is heated.
  • 4. The process of claim 2 wherein the alkaline mixture is subsequently acidified and the pigment is isolated.
  • 5. The process of claim 1 wherein said pigment is prepared in the presence of said treating agents (a) and (b).
  • 6. The process of claim 1 wherein said amine is N-cyclohexyl-propylene-diamine-1,3.
  • 7. The process of claim 1 wherein the amine comprises 1-100 percent by weight, and the resinic acid or salt comprises 1-100 percent by weight based on the pigment.
  • 8. The treated pigment produced by the process of claim 1.
  • 说明书全文
    高效检索全球专利

    专利汇是专利免费检索,专利查询,专利分析-国家发明专利查询检索分析平台,是提供专利分析,专利查询,专利检索等数据服务功能的知识产权数据服务商。

    我们的产品包含105个国家的1.26亿组数据,免费查、免费专利分析。

    申请试用

    分析报告

    专利汇分析报告产品可以对行业情报数据进行梳理分析,涉及维度包括行业专利基本状况分析、地域分析、技术分析、发明人分析、申请人分析、专利权人分析、失效分析、核心专利分析、法律分析、研发重点分析、企业专利处境分析、技术处境分析、专利寿命分析、企业定位分析、引证分析等超过60个分析角度,系统通过AI智能系统对图表进行解读,只需1分钟,一键生成行业专利分析报告。

    申请试用

    QQ群二维码
    意见反馈