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| Number | Title | Issue Date |
| 6130275 | Mixture of esters and use thereof This invention relates to a composition comprising a mixture of a fumarate, maleate and 2-allyloxy-succinate esters falling within the area defined by points A, B, C, and D of a triangular chemical composition diagram (hereafter "TCCD") said points repres... | 10/10/2000 |
| 5998510 | Low pressure sheet molding compounds This invention relates to low pressure sheet molding compounds and, more particularly, to a composition that is moldable at pressures below about 100 psi, said composition being made by combining: (A) an unsaturated prepolymer resin; (B) a monomeric unsat... | 12/07/1999 |
| 5886764 | Polyester resin-based high index ophthalmic lenses having improved optical uniformity and/or tintability Unsaturated polyester resin-based compositions that are modified for unexpected improvement in uniform, low optical distortion and/or improved tint speed by the addition of one or more additives selected from an allylic ester and/or an acrylic monomer, to... | 03/23/1999 |
| 5852112 | Polyester resin-based high index ophthalmic lenses having improved optical unformity and/or tintability Unsaturated polyester resin-based compositions that are modified for unexpected improvement in uniform, low optical distortion and/or improved tint speed by the addition of one or more additives selected from an allylic ester and/or an acrylic monomer, to... | 12/22/1998 |
| 5741448 | Shrink-controlled resin composition A shrink resistant resin composition which is curable at room temperature. The composition is (a) a curable unsaturated polyester resin, (b) an accelerator, (c) a low temperature free radical peroxide initiator, and (d) a low profile additive comprising p... | 04/21/1998 |
| 5694195 | Polyester resin-based high index ophthalmic lenses having improved optical uniformity and/or tintability Unsaturated polyester resin-based compositions that are modified for unexpected improvement in uniform, low optical distortion and/or improved tint speed by the addition of one or more additives selected from an allylic ester and/or an acrylic monomer, to... | 12/02/1997 |
| 5447676 | Low-pressure and low-temperature moldable composition and shaped article therefrom The unsaturated polyester resin molding composition of the invention comprising an unsaturated polyester, a vinyl monomer, a stabilizer, a thermoplastic resin, an organic peroxide, a fluidity modifier, a thickening agent, a filler and a fibrous reinforcem... | 09/05/1995 |
| 5395865 | Unsaturated polyester compositions, molding materials and molded products Quickly curable unsaturated polyester composition with improved surface characteristics and stability in storage contains 20-40 weight parts of unsaturated polyester, 20-60 weight parts of vinyl monomer, 0.01-1.0 weight parts of BHT (ditertiary butyl hydr... | 03/07/1995 |
| 5278215 | Flame-retardant synthetic resin composition and flame retardant A flame-retardant synthetic resin composition containing (A) a synthetic resin and (B) a compound having a 3-halogeno-2-hydroxypropyl group, which shows excellent thermal stability during molding and having good light resistance, is disclosed. A flame ret... | 01/11/1994 |
| 5256709 | Unsaturated polyester resin compositions containing compatible compounds having aromatic substituents A sheet molding composition is disclosed which includes a four component resinous system which comprises (a) an unsaturated polyester comprising a polycondensation product of one or more dihydric alcohols and one or more ethylenically unsaturated polycarb... | 10/26/1993 |
| 5236975 | Concrete non-cure coating material, as well as concrete products or concrete structural products with surface pattern or decoration using said material and production process therefore Disclosed is a concrete non-cure material for preventing the surface of cement mortar, which maintains contact with said material, from setting or hardening. This invention also discloses a concrete product or concrete structure with surface decorations p... | 08/17/1993 |
| 5216047 | Unsaturated polyester resin composition An unsaturated polyester resin composition contains an unsaturated polyester, a vinyl monomer copolymerizable with the unsaturated polyester, a maleimide compound and a hindered phenolic compound and/or carbon black.... | 06/01/1993 |
| 5200451 | 1,3-Diphenoxy-2-propanol as heat stabilizer and compositions stabilized therewith An improved polymeric compositions containing 1,3-diphenoxy-2-propanol as a heat stabilization agent and antioxidant is provided. This invention relates to polymeric compositions containing 1,3-diphenoxy-2-propanol as a heat stabilization agent, and antio... | 04/06/1993 |
| 4921890 | Process for improving polymer substrate properties, and flame retardancy modified polymers produced thereby A process for improving the flame retardancy, hygroscopic, soil release and other properties of a polymer substrate is provided in which the substrate is contacted with a suitable aqueous mixture containing a water-soluble monomer and an organic halogen-c... | 05/01/1990 |
| 4829106 | Molding materials based on curable unsaturated polyester resins and having a long shelf life Molding materials having a long shelf life consist of an unsaturated polyester resin, monomers, conventional additives and an inhibitor combination comprising a phenol or quinone, a phosphine or an ester of phosphorous acid, and a metal cation in the form... | 05/09/1989 |
| 4771101 | Unsaturated polyesters colored with lignin Colored unsaturated polyesters having copolymerized therein lignin and lignin derivatives which condense during polymerization into the polyester chain are disclosed. The lignin moieties are thermally stable at the polymer processing temperature and are n... | 09/13/1988 |
| 4555534 | Uniformly pigmented, low shrinking polyester molding compositions There is disclosed thickened, low shrinkage polyester molding compositions having improved pigmentation. The improved pigmentation in thickenable polyester molding compositions containing a carboxylated vinyl ester polymer low profile additive is achieved... | 11/26/1985 |
| 4546129 | Allylated di or polycyclopentadiene diphenols and thermosettable compositions containing same New compositions of matter are disclosed which are allylated di and polycyclopentadiene diphenols. These new compositions are useful in thermoset resin compositions comprising styrene, a dicyclopentadiene-modified unsaturated polyesteramide and said allyl... | 10/08/1985 |
| 4522963 | Procedure for curing unsaturated polyester resins The invention is a process for monitored cross-linking of unsaturated polyester resins in the presence of a metal-ion-containing accelerator and an organic peroxide initiator, complemented by promotor in some cases. According to this process, the cross-li... | 06/11/1985 |
| 4506042 | Curable resin composition comprising N-(alkenylphenyl)maleimide, epoxy composition and polyamine Disclosed is a curable resin composition comprising (a) at least one maleimide compound selected from the group consisting of N-(alkenylphenyl)maleimide derivatives, and dimers and polymers thereof and (b) one or more kinds of epoxy resins, each having at... | 03/19/1985 |
| 4491642 | Uniformly pigmented, low shrinking polyester molding compositions There is disclosed thickened, low shrinkage polyester molding compositions having improved pigmentation. The improved pigmentation in thickenable polyester molding compositions is achieved by using as the low profile additive a vinyl acetate/maleic acid c... | 01/01/1985 |
| 4366270 | Process for uniformly blending additives into thermoplastic synthetic resins A method for the uniform blending of additives into thermoplastic synthetic resins. A solution or finely divided dispersion of the additive is produced in a polymerizable cyclic ester of the general formula: ##STR1## wherein R represents respectively... | 12/28/1982 |
| 4352900 | Stabilized thermosetting polyester This invention provides a formulation comprising a thermosetting polyester, p-methylstyrene, a hydroquinone stabilizer, and 4,4'-thiobis-(3-methyl-6-t-butyl)-phenol.... | 10/05/1982 |
| 4303579 | Vinyl ester resins having improved color The present invention provides stable vinyl ester compositions exhibiting improved color stability comprising a vinyl ester resin prepared by esterifying an epoxy compound with an ethylenically unsaturated monocarboxylic acid and a stabilizer composition ... | 12/01/1981 |
| 4293686 | Thermosetting polyester resin composition This invention comprises a polymerizable composition of a liquid mixture of (a) an unsaturated polyester, (b) a half ester characterized by the following empirical formula: ##STR1## wherein n is a number having an average value of about 1.5 to less t... | 10/06/1981 |
| 4112019 | Stabilized polymerizable polyester compositions Compositions stabilized against premature polymerization are disclosed. These compositions contain (a) a vinyl or vinylidene monomer capable of free radical polymerization, and (b) a polymerization inhibitor having the following general formula: ##STR1## ... | 09/05/1978 |
| 4101326 | Process for making stabilized polyesters used in radiation-sensitive compositions for lithographic plates having improved wear life including hindered phenols and phosphoric acid esters A process is disclosed for inhibiting in a polymerization reaction crosslinking of photocrosslinkable condensation homopolymers and copolymers by use of a synergistic inhibitor composition comprising specified amounts of a hindered phenolic compound and a... | 07/18/1978 |
| 4014850 | Friction elements containing novel friction particles A friction element which has good friction stability and good braking fade resistance contains friction particles which are insoluble, infusible, and have narrow size range, and are prepared from a crosslinked thermosettable resin in liquid suspension. Al... | 03/29/1977 |
| 3969306 | Stabilized polyester compositions High molecular weight polyesters, such as poly(alkylene terephthalates), are stabilized against deterioration by heat, oxidation, and the like, with a stabilizer comprising a polybutadiene, with high vinyl content. Also provided are reinforced embodiments... | 07/13/1976 |
