Patent ID: 7716872
Filing Date: 2010-05-18
Classification: A01G,C08L,C09D,Y02A,Y10T

Abstract:
1. A greenhouse comprising: a substantially transparent surface; a protective coating comprising a pigment and a binder, the binder comprising a vinyl polymer based on one or more of the monomers selected from the group consisting of methyl methacrylate, butyl acrylate, 2-ethylhexyl acrylate, ethyl acrylate, styrene, methacrylic acid and acrylic acid, having a weight-average molecular weight of 10,000-100,000 and an acid value of 40-250, wherein the binder has a polydispersity of 2-6 and a glass transition temperature of 10 to 60° C., and wherein the protective coating is adhered to said substantially transparent surface and the protective coating is removable with a removing agent comprising a base and a complex former.