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MANUFACTURE OF OVERLAYED PRODUCT WITH PHENOLFORMALDEHYDE BARRIER FOR POLYISOCYANATE BINDER AND A PRODUCT SO MANUFACTURED
MANUFACTURE OF OVERLAYED PRODUCT WITH PHENOLFORMALDEHYDE BARRIER FOR POLYISOCYANATE BINDER AND A PRODUCT SO MANUFACTURED
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机译:用苯甲酰甲醛隔离剂生产聚异氰酸酯粘合剂的叠层产品及其制成的产品。
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摘要
MANUFACTURE OF OVERLAYED PRODUCT WITH PHENOL-FORMALDEHYDE BARRIER FOR POLYISOCYANATE BINDER Production of consolidated overlayed product comprising a core of particulate cellulosic material bound with a polyisocyanate binder and an overlay bound to the core through a phenolformaldehyde resin which forms a barrier inhibiting penetration of the polyisocyanate into the overlay.
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