Union Carbide Corporation

First Brands Corporation

Ppg Industries, Inc.

Union Carbide Chemicals & Plastics Technology Corporation

Union Carbide Chemicals and Plastics Company, Inc.

Osi Specialties, Inc.

Enrico J Pepe

James G Marsden

Paul H Mohr

Eric Raymond Pohl

Shiu-Chin Huang Su

Bernard Kanner

Everett Wyman Bennett

Curtis L Schilling, Jr

Lawrence G Kaufman

Charles N Merriam

David E Dana

Scot M Turner

Tsao-Chin C Huang

Pedro M Tarin

This invention provides a class of cyclic silylureas and a process of preparing them, which process comprises reacting a cyclosilazane with an isocyanate containing moiety; a class of cyclosilazanes and process for making them, which process comprises heating an aminoalkylalkoxysilane in the presence of a basic catalyst at a temperature less than 100.degree. C. at subatmospheric pressure; and aminoalkylalkoxysilanes and a process for making them, which process comprises reacting a nitrile and a vinylsilane while heating in the presence of a base selected from the group consisting (a) an alkali metal, (b) alkali metal alkoxide, (c) an alkali metal amide, (d) an alkali metal hydride and (e) mixtures thereof to form a reaction product which is subsequently hydrogenated.

Cyclic silylureas and process of preparation

This invention provides a process for making a silylorganocarbamate or a silylisocyanurate which process comprises reacting an aminosilane with a dialkyl carbonate, diaryl carbonate or a mixture thereof in the presence of a basic catalyst to obtain the silylorganocarbamate; optionally, neutralizing the basic catalyst and residual aminosilane with a neutralizing agent; and adding a cracking catalyst and heating at subatmospheric pressure to obtain the silylisocyanurate; or heating a silylorganocarbamate at a temperature sufficient for dissociation of the carbamate at subatmospheric pressure in the presence of a cracking catalyst and a timerization catalyst to obtain a silylisocyanurate.

Process for making a silylisocyanurate

Silylated polyester resins comprising the acid salt of a Michael addition adduct of an aminoorganosilane and a conjugated unsaturated polyester resin containing a polyethylene oxide chain segment useful for sizing glass fiber reinforcement of polyester molding composites.

Glass fiber size

An alcohol-based composition inhibited against high temperature aluminum cavitation erosion corrosion characterized by the presence of a polysilyl compound of the formula: ##STR1## wherein R is a substituted or unsubstituted organic radical; R.sup.1 is selected from the group consisting of hydrogen, monovalent hydrocarbon radicals and substituted monovalent hydrocarbon radicals; R.sup.2 is a monovalent moiety hydrolyzable to a hydroxyl group, each R.sup.2 being the same or different; a is an integer from 2 to 4, inclusive; b is an integer having a value of 0 or 1; n is an integer from 1 to 36, inclusive; and c is an integer having a value of 0 or 1; each ##STR2## group being the same or different, with the provision that the compound have at least one ##STR3## group.

Alcohol-based aluminum corrosion inhibitor compositions comprising

An alcohol-based composition inhibited against high temperature aluminum cavitation erosion corrosion characterized by the presence of a polysilyl compound of the formula: ##STR1## wherein R is a substituted or unsubstituted organic radical; R.sup.1 is selected from the group consisting of hydrogen, monovalent hydrocarbon radicals and substituted monovalent hydrocarbon radicals; R.sup.2 is a monovalent moiety hydrolyzable to a hydroxyl group, each R.sup.2 being the same or different; a is an integer from 2 to 4, inclusive; b is an integer having a value of 0 or 1; n is an integer from 1 to 36, inclusive; and c is an integer having a value of 0 or 1; each ##STR2## group being the same or different, with the provisio that the compound have at least one ##STR3## group.

Copolymers of polysilyl compounds and anti-gelling agents

This invention relates to a method of pretreatment of inorganics, such as fibers, with members of a class of N-silyl substituted 1-sila-2-azacyclopentane compounds and to a process for making composite materials therefrom. In a preferred embodiment of the instant invention, the pretreatment of fiberglass with 1,1-dimethoxy-2-(trimethoxysilyl)-1-sila-2-azacyclo-pentane is disclosed.

Method of pretreatment of inorganics with novel N-silyl substituted

Novel substituted organosilicon carboxylates characterized by the following formula: ##STR1## wherein M is a monovalent cation: Z represents a moiety hydrolyzable to silanol; R.sup.1 represents hydrogen, a monovalent hydrocarbon radical such as methyl, ethyl, phenyl, and the like or a substituted monovalent hydrocarbon radical; a has a value from 0 to 20, b has a value of 1 or 2, c has a value of 0 or 1, n has a value of 2, 3, or 4 and m has a value of from 3 to 15 when a is other than 0 and from about 7 to about 15 when a is 0, are disclosed as useful to provide a silicate-containing antifreeze having enhanced dilute aqueous stability, as are precursors which are convertible to such carboxylates upon addition to base and water, such precursors having the formula: ##STR2## wherein Y is a member selected from the group consisting of ##STR3## the other constituents and values being as described in conjunction with the organosilicon carboxylates; also disclosed are copolymers formed by reacting such carboxylates with an organic or inorganic silicate.

Carboxy-substituted organosilicon stabilizers for a silicate-containing

This invention relates to a novel class of N-silyl substituted 1-sila-2-azacyclopentane compounds. In a preferred embodiment of the instant invention, the novel compound 1,1-dimethoxy-2-(trimethoxysilyl)-1-sila-2-azacyclopentane is disclosed.

Novel n-silyl substituted 1-sila-2-azacyclopentanes

A silicone/silicate containing antifreeze characterized by dilute aqueous stability includes phosphonate silanes characterized by the following formula: ##STR1## wherein a is 0 or 1, b is 1 or 2, c is 0 or 1, R.sup.1 and R.sup.3 are selected from the group consisting of hydrogen, monovalent hydrocarbon radicals and substituted monovalent hydrocarbon radicals, R.sup.2 is a divalent hydrocarbon radical selected from the group consisting of alkylene, arylene and alicyclic radicals, Z is a hydrolyzable moeity attached to silicon, and X is a member selected from the group consisting of hydrogen, monovalent hydrocarbon radicals, substituted monovalent hydrocarbon radicals, and a monovalent cation, the phosphonate silane having an appropriate hydrophile/hydrophobe balance and being present in an amount sufficient to stabilize the silicate.

Silicate-containing antifreeze with phosphonate silane stabilizer

A silicone/silicate-containing antifreeze characterized by dilute aqueous stability includes substituted organosilicon carboxylates characterized by the following formula: ##STR1## wherein M is a monovalent cation such as, for example, sodium; Z represents a moiety hydrolyzable to silanol; R.sup.1 represents hydrogen, a monovalent hydrocarbon radical such as methyl, ethyl, phenyl, and the like or a substituted monovalent hydrocarbon radical; a has a value from 0 to 20, b has a value of 1 or 2, c has a value of 0 or 1, n has a value of 2, 3, or 4, and m has a value of from 3 to 15 when a is other than 0 and from about 7 to about 15 when a is 0.

Silicate-containing antifreeze with carboxy-substituted organosilicon

Novel room temperature vulcanizable polydiorganosiloxane compositions comprising an .alpha.,.omega.-dihydroxypolydiorganosiloxane and a poly (alkoxysilylalkyl)amine. These compositions are neutral cure, exhibit excellent shelf life stability, possess a practically controllable cure rate and upon curing produce elastomers which have good adhesion to building materials and which possess good weatherability.

Novel room temperature vulcanizable polydiorganosiloxane compositions

Novel room temperature vulcanizable polydiorganosiloxane compositions comprising an .alpha.,.omega.-dihydroxypolydiorganosiloxane and a poly-(alkoxysilylalkyl)amine. These compositions are neutral cure, exhibit excellent shelf life stability, possess a practically controllable cure rate and upon curing produce elastomers which have good adhesion to building materials and which possess good weatherability.

A novel class of fatty ethenoid acylaminorganosilicon compounds are provided which are useful as coupling agents for fiber glass reinforced resin composites.

Growing community of inventors

Amawalk, NY, United States of America

Enrico J Pepe