Use of aqueous NaOH/thiourea solution in pilot-scale...

Use of cross-linked polyolefins material in pressure pipes

Use of cyclic carbonic acid esters as solvents for poly-(.beta.-

Variable width die and method for extruding sheet products

Variable-aperture process for the manufacture of filaments from

Viscose spin bath additive of an amphoteric surfactant

Washing process for inorganic acid containing polyamide fibers

Water absorbent fibres

Water soluble algin fibers and production thereof

Water-resistant polyvinyl alcohol film and its application to th

Wet extrusion of reinforced thermoplastic

Wet spinning of solid polyamic acid fibers

Wet spinning process for aramid polymer containing salts

Wet-spinning fiber process providing controlled morphology of th

Wet-spinning processes for producing acrylic filaments

Winding tape and method of making winding tape

Wireless polymeric twist tie

Wireless polymeric twist tie forming process

Woven articles from synthetic self twisted yarns

Yarn by extruding polyamide fibers and sulfonated polyester...