A heat stabilizer additive for reducing thermal degradation and/or surface resistivity of plasticized PVC compounds comprising: 1.0-25.0 wt % of a carbodiimide; and 75.0-99.0 wt % of a heat stabilizer comprising: (1) zinc-containing component selected from neutral or overbased zinc salts of C1-C24 linear, branched, cyclic aliphatic or aromatic organic acids, zinc diketonates, zinc alcoholates, zinc oxide, zinc hydroxide, zinc phosphite, zinc perchlorate, zinc carbonate and mixtures thereof, or metal-free nitrogen-containing compounds selected from thiourea, triethanolamine, 6-amino-1,3-dimethyl-uracil, 6-amino-1,3-di-n-propyl-uracil, 6-amino-1,3-di-n-butyl-uracil, 6-amino-1,3-diethyl-thiouracil, 6-amino-1,3-di-n-butyl-thiouracil or mixtures thereof, and optionally (2) co-stabilizers selected from hydrotalcites, zeolites, nitrogen-containing compounds, organic phosphite esters, diketones, and mixed metal compounds; and polymer compounds comprising: 30.0-89.0 wt % of a PVC homopolymer or PVC copolymer; 10.0-69.0 wt % of a primary plasticizer comprising an epoxidized natural oil or it's blends with epoxidized fatty acid monoesters; 0.01-5.0 wt % of the carbodiimide; and 0.3-5.0 wt % of the heat stabilizer.
A process including either transesterifying seed oils or animal fats with an octanol selected from the group consisting of n-octanol, iso-octanol, 2-ethylhexanol or mixtures thereof in the presence of a catalyst selected from alkali metal n-octoxide, alkali metal iso-octoxide or alkali metal 2-ethylhexoxide, or esterifying fatty acids with an octanol in the presence of a sulfonic acid, thereby forming methanol-free and ethanol-free octyl esters of fatty acids.
A process comprising reacting: at least one organic isocyanate having at least two isocyanate groups; and at least one polyol having two or more functional groups that react with the organic isocyanate, in the presence of a catalyst comprising a dimethyltin dicarboxylate, thereby forming a polyurethane foam.
1-2424 linear, branched, cyclic aliphatic or aromatic organic acids, zinc diketonates, zinc alcoholates and mixtures thereof, the stabilizer composition being a storage stable liquid having a viscosity of less than 1,500 cP at 25°C.
A stabilized compound comprising: a) a resin comprising PVC or its copolymers; b) 0.1 to 10 parts by weight of a styrene-co-acrylonitrile (SAN) processing aid comprising nitrogen based on the weight of the resin; and c) 0.1-10 parts by weight of a mixed metal heat stabilizer per 100 parts by weight of the resin, the stabilizer comprising a zinc compound and at least one metal compound where the metal is selected from Na, K, Mg, Ca, Sr, Ba, Cd, Al, La, Ce or rare earth metals, based on 100 parts of the resin, wherein an atomic ratio of nitrogen from the SAN processing aid to zinc from the stabilizer in the compound ranges from 0.03 to 300.
A heat stabilizing composition for chlorine-containing polymers, such as PVC and CPVC, comprising alkali metal hydrogen phosphites that can also be used as sole stabilizers.
C08K 5/58 - Composés organostanniques contenant du soufre
C08L 27/06 - Homopolymères ou copolymères du chlorure de vinyle
C08L 27/24 - Compositions contenant des homopolymères ou des copolymères de composés possédant un ou plusieurs radicaux aliphatiques non saturés, chacun ne contenant qu'une seule liaison double carbone-carbone et l'un au moins étant terminé par un halogèneCompositions contenant des dérivés de tels polymères modifiées par post-traitement chimique halogénées
A composition comprising:
(1) 0.1 to 84.0 wt % of a polymeric resin selected from PVC homopolymers, PVC copolymers, CPVC, PLA, SAN, ASA, CPE, EVA, ABS, MBS, polycarbonate, conventional acrylic ester polymers or mixtures thereof; and
(2) 16.0 to 99.9 wt % of a polyacrylate resin/material (PAM) composition comprising a polymer (A) phase and a polymer (B) phase present in a ratio of polymer (A) phase/polymer (B) phase of 50/50 to 90/10,
polymer (A), having a glass transition temperature Tg below −40° C., comprising 95.0 to 99.5 wt % of a first polymeric component (A1) of one or more mono-ethylenically unsaturated monomers selected from the group consisting of alkyl acrylates having an alkyl group containing from 1 to 8 carbons, and 0.5 to 5.0 wt % of a second polymeric component (A2) of one or more polyethylenically unsaturated monomers, where the double bonds can be of the same or differing reactivity; and
polymer (B), having a glass transition temperature Tg above 85° C., comprising a first polymeric component (B1) of one or more monoethylenically unsaturated monomers selected from the group consisting of alkyl methacrylates having an alkyl group containing from 1 to 4 carbons, and optionally, 1.0 to 10.0 wt % of other monomers, based on the total weight of the (B1) component, selected from alkyl acrylates, vinylbenzene or substituted vinylbenzenes or mixtures thereof, and optionally a second polymeric component (B2) comprising 0.3 to 2.5 wt % based on the total weight of polymer (B) of one or more polyethylenically unsaturated monomers where the unsaturated bonds can be of the same or differing reactivity.
C08L 33/06 - Homopolymères ou copolymères des esters d'esters ne contenant que du carbone, de l'hydrogène et de l'oxygène, l'oxygène, faisant uniquement partie du radical carboxyle
C08K 3/014 - Stabilisateurs prévenant les changements dus à l’oxydation, la chaleur, la lumière ou l’ozone
C08L 51/00 - Compositions contenant des polymères greffés dans lesquels le composant greffé est obtenu par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carboneCompositions contenant des dérivés de tels polymères
A composition comprising: (1) 0.1 to 84.0 wt% of a polymeric resin selected from PVC homopolymers, PVC copolymers, CPVC, PLA, SAN, ASA, CPE, EVA, ABS, MBS, polycarbonate, conventional acrylic ester polymers or mixtures thereof; and (2) 16.0 to 99.9 wt% of a polyacrylate resin/material (PAM) composition comprising a polymer (A) phase and a polymer (B) phase present in a ratio of polymer (A) phase/polymer (B) phase of 50/50 to 90/10, - polymer (A), having a glass transition temperature Tg below -40°C, comprising 95.0 to 99.5 wt% of a first polymeric component (Al) of one or more mono-ethylenically unsaturated monomers selected from the group consisting of alkyl acrylates having an alkyl group containing from 1 to 8 carbons, and 0.5 to 5.0 wt% of a second polymeric component (A2) of one or more polyethylenically unsaturated monomers, where the double bonds can be of the same or differing reactivity; and - polymer (B), having a glass transition temperature Tg above 85°C, comprising a first polymeric component (B l) of one or more monoethylenically unsaturated monomers selected from the group consisting of alkyl methacrylates having an alkyl group containing from 1 to 4 carbons, and optionally, 1.0 to 10.0 wt% of other monomers, based on the total weight of the (B l) component, selected from alkyl acrylates, vinylbenzene or substituted vinylbenzenes or mixtures thereof, and optionally a second polymeric component (B2) comprising 0.3 to 2.5 wt% based on the total weight of polymer (B) of one or more polyethylenically unsaturated monomers where the unsaturated bonds can be of the same or differing reactivity.
C08L 33/06 - Homopolymères ou copolymères des esters d'esters ne contenant que du carbone, de l'hydrogène et de l'oxygène, l'oxygène, faisant uniquement partie du radical carboxyle
C08F 265/06 - Polymérisation d'esters acryliques ou méthacryliques sur des polymères de ces esters
10.
IMPROVED PROCESS FOR THE PRODUCTION OF ALKYLTIN HALIDES
The present invention relates to solid free-flowing catalysts or heat stabilizer compositions of high efficiency for halogen-containing polymers; the stabilizers comprise liquid stabilizers selected from liquid alkyltin compounds, liquid phosphite ester compounds or mixtures thereof on metal silicates.
A plasticizer composition for plasticizing halogenated polymers or rubber comprising: (i) dialkyl thiodiester selected from dialkyl 3,3'-thiodipropionate, dialkyl 2,2'-thiodiacetate or mixtures thereof, where the alkyl groups are the same or different and are selected from Ci-Cis linear, branched, cyclic or aromatic groups; and (ii) epoxidized material selected from epoxidized oils, epoxidized fatty acid mono-esters, reaction mixtures prepared via trans-esterifying epoxidized oil with alcohols or esters, or mixtures thereof.
A heat stabilizer composition comprising a) at least one mono-octyltin compound (n-Oc)Sn(T)3 having a purity greater than 85 wt%; and b) at least one di-methyltin compound (Me)2Sn(T)2 having a purity greater than 85 wt%.
C09K 15/12 - Compositions anti-oxydantesCompositions inhibant les modifications chimiques contenant des composés organiques contenant du soufre et de l'oxygène
C09K 15/32 - Compositions anti-oxydantesCompositions inhibant les modifications chimiques contenant des composés organiques contenant du bore, du silicium, du phosphore, du sélénium, du tellure ou un métal
Bio-based biocide compositions containing epoxidized 2-ethylhexyl soyate and a solvent such as epoxidized soybean oil are disclosed. When incorporated into polymers such as PVC, preserved polymer compositions result. The invention also provides methods for preserving polymers, including incorporating these compositions into PVC in accordance with these methods.
A01N 53/00 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des acides cyclopropane-carboxyliques ou leurs dérivés
C08K 5/098 - Sels métalliques d'acides carboxyliques
C07D 303/16 - Composés contenant des cycles oxirane avec des radicaux hydrocarbonés, substitués par des atomes d'oxygène liés par des liaisons simples ou doubles par des radicaux hydroxyle estérifiés
A flexible compound comprising PVC or its co-polymers; greater than 10 to 200 parts by weight of at least one bio-based primary plasticizer comprising epoxidized fatty acid esters, wherein the fatty acids are derived from natural oils and animal fats, based on 100 parts by weight of PVC or its co-polymers; and 0.001 to 10 parts by weight of a mixed metal stabilizer comprising a zinc compound and at least one metal compound where the metal is selected from Li, Na, K, Mg, Ca, Sr, Ba, Cd, Al, La, Ce or rare earth metals, based on 100 parts by weight of PVC or its co-polymers, wherein an atomic ratio of metal/Zn for the mixed metal stabilizer is less than 1.0.
C08K 5/098 - Sels métalliques d'acides carboxyliques
C09K 15/00 - Compositions anti-oxydantesCompositions inhibant les modifications chimiques
C09K 15/34 - Compositions anti-oxydantesCompositions inhibant les modifications chimiques contenant des matières végétales ou animales de composition non connue
A stabilizer composition having low volatility and high efficiency comprising: (i.) 25.000% to 99.997% by weight of at least one dimethyltin compound of formula (CH3)2Sn(S(CH2)mCOOR1)2 wherein R1 is a linear, branched or cyclic C10-C20 alkyl group and m is 1 or 2, optionally containing unsaturations in the form of double or triple bonds; (ii.) 0.001% to 50.000% by weight of at least one mono-methyltin compound of formula CH3Sn(S(CH2)nCOOR2)3 wherein R2 is a linear, branched or cyclic C10-C20 alkyl group and n is 1 or 2, optionally containing unsaturations in the form of double or triple bonds; (iii.) 0.001% to 10.000% by weight of at least one tri-methyltin compound of formula (CH3)3Sn(S(CH2)pCOOR3) wherein R3 is a linear, branched or cyclic C10-C20 alkyl group and p is 1 or 2, optionally containing unsaturations in the form of double or triple bonds; and (iv.) 0.001% to 15.000% by weight of at least one thioester of formula HS(CH2)qCOOR4 wherein R4 is a linear, branched or cyclic C10-C20 alkyl group and q is 1 or 2, optionally containing unsaturations in the form of double or triple bonds.
Plasticizer compositions comprising epoxidized fatty acid mono-esters and epoxy-esters are provided. The plasticizer compositions are free of compatibilizer and may contain metal perchlorates and/or phenolic antioxidants and/or conventional plasticizers. The compositions are useful for reduced extraction and lower volatility of halogenated polymers containing the compositions. The plasticizer compositions give reduced extraction of at least 15%. A process for making the plasticizer compositions is also provided. A method of reduced plasticizer extraction from halogenated polymers, such as polyvinyl chloride, is further provided. The plasticizer compositions may be added to PVC resins in effective amounts ranging from 1 and 200 phr.
A stabilizer composition comprising 75.0% to 99.9 % by weight of an alkyltin composition comprising at least 15.0 wt% of a di-alkyltin compound; and 0.1 % to 25.0% by weight of an organozinc compound selected from the group consisting of zinc salts of C1-C24 linear, branched, cycloaliphatic or aromatic organic acids, zinc diketonates, zinc alcoholates and mixtures thereof, the stabilizer composition being a storage stable liquid having a viscosity of less than 1,500 cP at 25°C.
Bio-based biocide compositions containing epoxidized 2-ethylhexyl soyate and a solvent such as epoxidized soybean oil are disclosed. When incorporated into polymers such as PVC, preserved polymer compositions result. The invention also provides methods for preserving polymers, including incorporating these compositions into PVC in accordance with these methods.
A01N 53/00 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des acides cyclopropane-carboxyliques ou leurs dérivés
C07D 303/16 - Composés contenant des cycles oxirane avec des radicaux hydrocarbonés, substitués par des atomes d'oxygène liés par des liaisons simples ou doubles par des radicaux hydroxyle estérifiés
C08G 59/00 - Polycondensats contenant plusieurs groupes époxyde par moléculeMacromolécules obtenues par réaction de polycondensats polyépoxydés avec des composés monofonctionnels à bas poids moléculaireMacromolécules obtenues par polymérisation de composés contenant plusieurs groupes époxyde par molécule en utilisant des agents de durcissement ou des catalyseurs qui réagissent avec les groupes époxyde
Rasticizer compositions comprising epoxidized fatty acid mono-esters and epoxy-esters are provided. The plasticizer compositions are free of compatibilizer and may contain metal perchlorates and/or phenolic antioxidants and/or conventional plasticizers. The compositions are useful for reduced extraction and lower volatility of halogenated polymers containing the compositions. The plasticizer compositions give reduced extraction of at least 15%. A process for making the plasticizer compositions is also provided. A method of reduced plasticizer extraction from halogenated polymers, such as polyvinyl chloride, is further provided. The plasticizer compositions may be added to PVC resins in effective amounts ranging from 1 and 200 phr.
Bio-based wax compositions contain at least one non-hydrogenated epoxy product and at least one wax component containing insect wax. The wax compositions can be used to produce candle compositions such as free-standing candles and container candles, and/or composite materials.
Bio-based wax compositions contain at least one of the following components: epoxides of non-hydrogenated vegetable oils, epoxides of fatty acid esters. epoxides of tall oil fatty acid esters, chemically modified epoxides of non-hydrogenated vegetable oils, chemically modified epoxides of fatty acid esters, and chemically modified epoxides of tall oil fatty acid esters. The wax compositions can be used to produce candle sticks, container candles and/or composite materials.
A plasticizer composition comprising vicinally diacylated fatty acid esters derived from renewable feedstocks, and a process for the preparation thereof, are disclosed. A composition comprising a halogen-containing polymer and a plasticizer composition comprising the vicinally diacylated fatty acid esters is also described. A method for plasticizing halogen-containing polymers, such as polyvinyl chloride (PVC) resins is provided. The plasticizer compositions may be added to PVC resins in amounts ranging between 1 and 200 phr.
Bio-based wax compositions contain at least one of the following components: epoxides of non-hydrogenated vegetable oils, epoxides of fatty acid esters. epoxides of tall oil fatty acid esters, chemically modified epoxides of non-hydrogenated vegetable oils, chemically modified epoxides of fatty acid esters, and chemically modified epoxides of tall oil fatty acid esters. The wax compositions can be used to produce candle sticks, container candles and/or composite materials.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
04 - Huiles et graisses industrielles; lubrifiants; combustibles
35 - Publicité; Affaires commerciales
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
(1) Chemicals for use in the plastics industry, namely, stabilizers, co-stabilizers, plasticizers, polymer modifiers, tin catalysts, lubricants, antistatics and foaming agents. (1) Research, development, production and distribution of chemicals for plastic products used by others.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
39 - Services de transport, emballage et entreposage; organisation de voyages
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Chemicals related to plastics used in industry. Distribution of chemicals related to plastics. Research and development of chemicals related to plastics.
36.
Stabilizer system for stabilizing halogen-containing polymers
A composition and process is disclosed for the stabilization of halogen-containing polymers. In particular, chlorine-containing polymers such as poly vinyl chloride (PVC) are stabilized by incorporating of a stabilizer mixture having at least a perchlorate salt and an alkanolamine.
01 - Produits chimiques destinés à l'industrie, aux sciences ainsi qu'à l'agriculture
Produits et services
Chemical processing agents for modifying the rheological properties of polymers and lubricant additives, namely, chemical processing agents modifying mold release and extrusion characteristics of polymers
Rasticizer compositions comprising epoxidized fatty acid mono-esters and epoxy-esters are provided. The plasticizer compositions are free of compatibilizer and may contain metal perchlorates and/or phenolic antioxidants and/or conventional plasticizers. The compositions are useful for reduced extraction and lower volatility of halogenated polymers containing the compositions. The plasticizer compositions give reduced extraction of at least 15%. A process for making the plasticizer compositions is also provided. A method of reduced plasticizer extraction from halogenated polymers, such as polyvinyl chloride, is further provided. The plasticizer compositions may be added to PVC resins in effective amounts ranging from 1 and 200 phr.
A plasticizer composition for plasticizing halogenated polymers or rubber comprising: (i) dialkyl thiodiester selected from dialkyl 3,3'-thiodipropionate, dialkyl 2,2'-thiodiacetate or mixtures thereof, where the alkyl groups are the same or different and are selected from Ci-Cis linear, branched, cyclic or aromatic groups; and (ii) epoxidized material selected from epoxidized oils, epoxidized fatty acid mono-esters, reaction mixtures prepared via trans-esterifying epoxidized oil with alcohols or esters, or mixtures thereof.
