Inventor
DAS BALBHADRA
US22 patents
⚠️ This page may combine multiple inventors who share the name “DAS BALBHADRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PPG INDUSTRIES INC
19 patentsUS4745028AMay 17, 1988
Sized glass fibers and reinforced polymers containing same
PPG INDUSTRIES INC55 citations95
US4637956AJan 20, 1987
Sized glass fibers and reinforced polymers containing same
PPG INDUSTRIES INC59 citations95
US4457970AJul 3, 1984
Glass fiber reinforced thermoplastics
PPG INDUSTRIES INC79 citations95
US4338233AJul 6, 1982
Aqueous sizing composition and sized glass fibers and method
PPG INDUSTRIES INC74 citations95
US5455113AOct 3, 1995
Impregnated fiber bundles having independently crosslinkable polyurethane
PPG INDUSTRIES INC21 citations92
US5264288ANov 23, 1993
Electroless process using silylated polyamine-noble metal complexes
PPG INDUSTRIES INC28 citations92
US4789593ADec 6, 1988
Glass fibers with fast wettability and method of producing same
PPG INDUSTRIES INC39 citations92
US4689255AAug 25, 1987
Mat structure
PPG INDUSTRIES INC34 citations91
US4518653AMay 21, 1985
Chemically treated glass fibers for reinforcing polymeric materials and processes
PPG INDUSTRIES INC31 citations91
US4477496AOct 16, 1984
Process for preparing sized glass fiber roving
PPG INDUSTRIES INC40 citations91
US4435474AMar 6, 1984
Aqueous sizing composition and sized glass fibers and method
PPG INDUSTRIES INC27 citations91
US4341877AJul 27, 1982
Sizing composition and sized glass fibers and process
PPG INDUSTRIES INC59 citations91
US4338234AJul 6, 1982
Sizing composition and sized glass fibers and strands produced therewith
PPG INDUSTRIES INC31 citations91
US4784918ANov 15, 1988
Compositions and coatings of phosphorus-containing film formers with organo silane and coated substrates
PPG INDUSTRIES INC24 citations81
US4410645AOct 18, 1983
Aqueous sizing composition and sized glass fibers and method
PPG INDUSTRIES INC24 citations81
US4806620AFeb 21, 1989
Polymeric compositions having flame retardant properties
PPG INDUSTRIES INC12 citations73
US4351752ASep 28, 1982
Detackified aqueous sizing composition comprising liquid polymer and free radical generator
PPG INDUSTRIES INC17 citations73
US4690760ASep 1, 1987
Novel cartridge with stress relieving member
PPG INDUSTRIES INC11 citations72
US4370439AJan 25, 1983
Method of preparing a sizing composition for treating glass fibers
PPG INDUSTRIES INC15 citations72