发明授权
- 专利标题: Polytrimethylene ether diol containing coating compositions
- 专利标题(中): 含聚三亚甲基醚二醇的涂料组合物
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申请号: US10804260申请日: 2004-03-19
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公开(公告)号: US07268182B2公开(公告)日: 2007-09-11
- 发明人: Hari Babu Sunkara , Patricia Mary Ellen Sormani , James William O'Neil , Joseph V. Kurian
- 申请人: Hari Babu Sunkara , Patricia Mary Ellen Sormani , James William O'Neil , Joseph V. Kurian
- 申请人地址: US DE Wilmington
- 专利权人: E. I. du Pont de Nemours & Company
- 当前专利权人: E. I. du Pont de Nemours & Company
- 当前专利权人地址: US DE Wilmington
- 代理商 Kevin S. Dobson
- 主分类号: C08J3/00
- IPC分类号: C08J3/00 ; C08K3/20 ; C08L75/00 ; B05D1/36 ; B32B5/16
摘要:
A coating composition comprising a film forming binder of a. at least one polymer that has pendant groups, such as, hydroxyl, carboxyl, glycidyl, amine, amide, silane and mixtures thereof that are reactive with a crosslinking component and the polymer has a glass transition temperature (Tg) of 10 to 80° C.; b. a polytrimethylene ether diol having a Mn (number average molecular weight) of 500 to 5,000; and c. a crosslinking component, such as, organic polyisocyanates, melamine formaldehydes, alkylated melamine formaldehydes, benzoquanamine formaldehyde, urea formaldehyde, polyepoxides, silane resin and any mixtures thereof; wherein the coating composition can be used as a clear coating composition and can contain pigments and may be used as a pigmented top coating, a pigmented base coating, a primer or primer surfacer coating and is useful for coating automobile and truck bodies and parts, industrial equipment, appliances and exterior structures.
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