| Patent Number |
Title Of Patent |
Date Issued |
| 4258172 |
Alkylated phosphazene oligomers and polymers and method of preparation thereof |
Mar. 24, 1981 |
| 4258171 |
Polyphosphazene polymers containing substituted alkyl/cycloalkyl substituents |
Mar. 24, 1981 |
| 4258170 |
Polyphosphazene polymers containing pyrazole or imidazole substituents |
Mar. 24, 1981 |
| 4258169 |
Polyisocyanate compositions containing in-situ formed pyrophosphate mold release agent and proce... |
Mar. 24, 1981 |
| 4258168 |
Polymerization process |
Mar. 24, 1981 |
| 4258167 |
Process for producing powdery isotactic polyolefin |
Mar. 24, 1981 |
| 4258166 |
Low density polyethylene film |
Mar. 24, 1981 |
| 4258165 |
Method for producing vinyl chloride polymers |
Mar. 24, 1981 |
| 4258164 |
Reticulate polymers based on oligourethanacrylates and method for their manufacture |
Mar. 24, 1981 |
| 4258163 |
Partially saponified polyvinyl acetates and their application in the homo- and copolymerization ... |
Mar. 24, 1981 |
| 4258162 |
Polymers of conjugated dienes which have terminal conjugated unsaturated alicyclic functional gr... |
Mar. 24, 1981 |
| 4258161 |
Process for polymerizing propylene |
Mar. 24, 1981 |
| 4258160 |
Process for polymerizing butadiene |
Mar. 24, 1981 |
| 4258159 |
Process for the polymerization of olefins |
Mar. 24, 1981 |
| 4258158 |
Manufacture of ethylene homopolymers and copolymers |
Mar. 24, 1981 |
| 4258157 |
Inversion polymerization process for producing vinyl resins using coated reactors |
Mar. 24, 1981 |
| 4258156 |
Method of fabrication of a transparent laminated product |
Mar. 24, 1981 |
| 4258155 |
Blends of polyetherimides and polyamideimides |
Mar. 24, 1981 |
| 4258154 |
Aromatic polyester |
Mar. 24, 1981 |
| 4258153 |
Flame retarding polyester composition |
Mar. 24, 1981 |
| 4258152 |
Pentapeptide modified resin |
Mar. 24, 1981 |
| 4258151 |
Pentapeptide modified resin |
Mar. 24, 1981 |
| 4258150 |
Alkenylation of monovinyl aromatic polymers |
Mar. 24, 1981 |
| 4258149 |
Process for curing saturated polymers using divinyl hydantoin coagents |
Mar. 24, 1981 |
| 4258148 |
Graft copolymers from unsaturated monomers and azo di-ester polyols and polyurethanes prepared t... |
Mar. 24, 1981 |
| 4258147 |
Antifoaming resin compositions |
Mar. 24, 1981 |
| 4258146 |
Organic fillers for elastomers |
Mar. 24, 1981 |
| 4258145 |
Ternary polymer blends |
Mar. 24, 1981 |
| 4258144 |
Polyphenylene ether blends |
Mar. 24, 1981 |
| 4258143 |
Molding compositions |
Mar. 24, 1981 |
| 4258142 |
Clarified olefin polymer composition |
Mar. 24, 1981 |
| 4258141 |
Process for manufacture of flexible polyurethane foams with cyanic acid derivatives |
Mar. 24, 1981 |
| 4258140 |
Storage-stable prepolymers sprayable from a pressure vessel |
Mar. 24, 1981 |
| 4258139 |
Process for producing flame-resistant foam resins |
Mar. 24, 1981 |
| 4258138 |
Method of foaming thermoplastic polymeric materials using tetrazole-containing heterocycles |
Mar. 24, 1981 |
| 4258137 |
Rigidized open cell polyurethane foam |
Mar. 24, 1981 |
| 4258136 |
Process for producing wood adsorbents for mercury ions by graft polymerization of acrolein onto ... |
Mar. 24, 1981 |
| 4258135 |
Device for use in the study of biochemical or enzymatic reactions |
Mar. 24, 1981 |
| 4258134 |
Novel hyaluronidase BMP-8231 and production thereof |
Mar. 24, 1981 |
| 4258133 |
Enzyme-support complexes |
Mar. 24, 1981 |
| 4258132 |
Process for producing an agglutinating substance utilizing dematium ATCC 20524 |
Mar. 24, 1981 |
| 4258131 |
Method of fractional quantitative determination of isoenzyme of lactic dehydrogenase |
Mar. 24, 1981 |
| 4258130 |
Method for detection of antigens |
Mar. 24, 1981 |
| 4258129 |
Thermally developable light sensitive material using trivalent and tetravalent cerium compounds |
Mar. 24, 1981 |
| 4258128 |
Tellurium(II) compounds and complexes having organic moieties containing silicon containing comp... |
Mar. 24, 1981 |
| 4258127 |
Reversal color development process |
Mar. 24, 1981 |
| 4258126 |
High resolution recording medium and method for producing same |
Mar. 24, 1981 |
| 4258125 |
Method of making hand proofs of color prints |
Mar. 24, 1981 |
| 4258124 |
Photosensitive composition |
Mar. 24, 1981 |
| 4258123 |
Photosensitive resin composition |
Mar. 24, 1981 |
