Stock material or miscellaneous articles – Composite – Of quartz or glass
Patent
1991-08-12
1995-06-27
Nakarani, D. S.
Stock material or miscellaneous articles
Composite
Of quartz or glass
428437, 428469, B32B 1706, B32B 2742
Patent
active
054278619
ABSTRACT:
A laminated glazing panel having improved resistance to light exposure comprising: A) a glass sheet; B) an IR reflective or electrically conductive multi-layered coating on the glass sheet which includes a cap layer of Cr.sub.x O.sub.y where X.ltoreq.2 and y.ltoreq.5; and C) a plasticized sheet containing polyvinyl butyral in interfacial contact with the cap layer, such sheet containing one or more carboxylic acid metal salts wherein the metal is predominantly divalent, in amount effective to control the potential level of adhesion of said plasticized sheet to another glass sheet to which it is eventually laminated; such glazing panel when laminated with said another glass sheet exhibiting pummel adhesion, measured on the side of the plasticized sheet contacting component B), of at least 3 after at least 2000 hours exposure in a Fadeometer or Weatherometer.
REFERENCES:
patent: 3271235 (1966-09-01), Lavin et al.
patent: 4292372 (1981-09-01), Moynihan
patent: 4294881 (1981-10-01), Meyer et al.
patent: 4799745 (1989-01-01), Meyer et al.
patent: 4952457 (1990-08-01), Cartier et al.
patent: 5061568 (1991-10-01), Kessel et al.
Monsanto Company
Murphy Michael J.
Nakarani D. S.
Wachter Mark F.
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