| 发明名称 | Gas barrier coatings | ||
| 摘要 | Water-dilutable coating compositions comprising poly(vinyl alcohol) and/or ethylene-vinyl alcohol copolymer, dispersed clay and polycarboxylic acid polymer that can be prepared using convention apparatus and that provide exceptional oxygen barrier along with good laminate bond strengths at high relative humidity when incorporated into adhesively formed laminates, particularly PET-PE laminate structures. | ||
| 申请公布号 | US9221956(B2) | 申请公布日期 | 2015.12.29 |
| 申请号 | US201013508711 | 申请日期 | 2010.11.19 |
| 申请人 | Sun Chemical Corporation | 发明人 | Illsley Derek Ronald;Khan Sarfaraz Akhtar;Street Graham Trevor |
| 分类号 | C09D129/04;C09D133/02;B65D65/40;C08J7/04;C09D5/02;C09D7/12;C08K3/34;C08L33/02;C08L35/00 | 主分类号 | C09D129/04 |
| 代理机构 | Ostrolenk Faber LLP | 代理人 | Achkar Charles C.;Ostrolenk Faber LLP |
| 主权项 | 1. A process of preparing a gas barrier coating composition, comprising mixing (i) a polymer composition comprising a solution or dispersion of PVOH and/or EVOH copolymer and a solution or dispersion of polycarboxylic acid polymer with (ii) a dispersion of clay wherein the composition comprises a solution or dispersion of EVOH copolymer which is a vinyl alcohol-ethylene copolymer having an ethylene content of less than 20 mol. %. | ||
| 地址 | Parsippany NJ US | ||