Abstract:
Safety or bullet-proof glass composed of at least one layer of silicate glass, amorphous polyamide sheeting and polyvinyl butyral as the adhesive between the polyamide layers and the silicate glass with the silicate glass being at least one of the outside layers. Multiple layers of polyamide and/or silicate glass on each side of the polyvinyl butyral may be used.
Abstract:
BLEND OF A POLYPHENYLENE OXIDE POLYMER AND A POLYETHER WITH DIPHENYLSULFONE- AND BISPHENOL A - UNITS IN PROPORTION OF ABOUT 5 TO 60 WEIGHT PRECENT OF THE LATTER TO PRODUCE A MOLDABLE PRODUCT HAVING A SYNERGISTICALLY HIGHER IMPACT STRENGTH THAN EITHER COMPONENT ALONE.
Abstract:
A THERMOPLASTIC POLYAMIDE MOLDING COMPOSITION CAPABLE OF FORMING TRANSPARENT HOLLOW BLOW MOLDED OBJECTS AT FORMING TEMPERATURES IN THE RANGE OF 170 TO 230*C., COMPRISES: (A) AT LEAST 40 WEIGHT PERCENT OF AN AMOROPHOUS POLYAMIDE COMPOSED OF AN AROMATIC DICARBOXYLIC ACID, A TRIMETHYL HEXAMETHYLENE DIAMINE AND A NORMAL ALIPHATIC DIAMINE, THE NORMAL ALIPHATIC DIAMINE COMPRISEING UP TO 30 WIEGHT OF THE DIALMINES USED, AND (B) THE BALANCE, ASID FROM CUSTOMARY ADDITIVES OF A SECOND POLYAMIDE FORMED FROM A W-AMINO ACID OR W-LACTAM, OR FORMED FROM A ALIPHATIC DICARBOXYLIC ACID AND A NORMAL ALIPHATIC DIAMINE.