发明名称 |
PROCESO PARA LA PREPARACION DE UN REVESTIMIENTO COMPUESTO, DE ESPESOR VARIABLE Y DE UNA COLORACION DE GRADIENTE EN LA DIRECCION TRANSVERSAL DE LA HOJAY PELICULA PORTADORA RECUBIERTA CON DICHO RECUBRIMIENTO |
摘要 |
PCT No. PCT/US91/06899 Sec. 371 Date Mar. 22, 1994 Sec. 102(e) Date Mar. 22, 1994 PCT Filed Sep. 27, 1991 PCT Pub. No. WO93/05946 PCT Pub. Date Apr. 1, 1993.Composite coatings are provided having a variable thickness and a gradient coloration in the cross-web direction using a premetered extrusion coating process wherein a pigmented coating composition and a non-pigmented coating composition are simultaneously extruded onto a carrier film. The composite coatings are useful in preparing laminated structures such as automobile windshields with a colored gradient band. |
申请公布号 |
MX9205460(A) |
申请公布日期 |
1993.03.01 |
申请号 |
MX19920005460 |
申请日期 |
1991.09.27 |
申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
DEBRA CAROL FRANCIS;SIVA VENKATA VALLABHANENI;BERT CARL WONG |
分类号 |
B29C47/02;B05D1/26;B05D5/06;B29C47/04;B29C47/06;B29L7/00;B29L9/00;B32B17/10;C09D129/04 |
主分类号 |
B29C47/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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