| 摘要 |
<p>1,264,144. Glass fibre laminates. MONSANTO CO. 17 Feb., 1969 [16 Feb., 1968], No. 8495/69. Heading B5N. [Also in Division C3] A woven glass mat is fed between two heated parallel continuous belts covered with polyester sheets, simultaneously with the casting between said belts of a mixture comprising methyl methacrylate, polyvinyl chloride, polybutadiene, tetraethyleneglycol dimethacrylate, titanium dioxide, magnesium oxide, wollastonite, garnet and t-butylperoxy pivalate. The resulting gelled mat is removed, cut into sheets and press cured.</p> |
