Standard No.:	YY 0271.2-2024
English Name:	Dentistry - Water-based cements - Part 2 : Resin-modified cements
Chinese Name:	牙科学 水基水门汀 第2部分：树脂改性水门汀
Chinese Classification:	C33    Stomatologic device, equipment and material
Professional Classification:	YY    Professional Standard - Pharmaceutics
ICS Classification:	11.060.10 11.060.10    Dental materials 11.060.10
Issued by:	National Medical Products Adminstration
Issued on:	2024-09-29
Implemented on:	2027-10-15
Status:	to be valid
Superseding:	YY 0271.2-2016 Dentistry—Water-based cements—Part 2:Resin-modified cements
Language:	English
File Format:	PDF
Word Count:	10500 words
Price(USD):	315.00
Delivery:	via email in 1~5 business day

本文件规定了用于粘固、垫底或衬层、修复和牙齿桩核制作的树脂改性水门汀的要求，描述了相应的试验方法。
本文件适用于通过多种反应（包括酸碱反应和聚合反应）联合实现固化的树脂改性水基水门汀。例如，传统的聚链烯酸盐玻璃离子水门汀通常是由可释放离子的铝硅酸盐玻璃与聚链烯酸在有水环境中反应生成。本文件涉及的水门汀通常能够通过水基酸碱反应而固化，也能够通过聚合反应而固化。