Elastomer containing combination of tris(nonyl phenyl) phosphite and tetramethylethylenediamine, preparation and compositions and articles of manufacture thereof

This invention relates to compositions comprised of diene-based elastomers containing an antioxidant comprised of a combination of tris(nonyl phenyl) phosphite (TNPP) and tetramethylethylene diamine (TMEDA). The invention further relates a rubber composition and to a polystyrene composite containing such elastomer compositions. The invention additionally relates to articles of manufacture thereof, including tires and polystyrene based articles. In one embodiment, the invention relates to a process of recovery of diene-based elastomer(s) from an organic solvent solution thereof by steam stripping the organic solvent therefrom in the presence of a combination of the TNPP and TMEDA.

ELASTOMER CONTAINING COMBINATION OF TRIS(NONYL PHENYL) PHOSPHITE AND TETRAMETHYLETHYLENEDIAMINE, PREPARATION AND COMPOSITIONS AND ARTICLES OF MANUFACTURE THEREOF

This invention relates to compositions comprised of diene-based elastomers containing an antioxidant comprised of a combination of tris(nonyl phenyl) phosphite (TNPP) and tetramethylethylene diamine (TMEDA). The invention further relates a rubber composition and to a polystyrene composite containing such elastomer compositions. The invention additionally relates to articles of manufacture thereof, including tires and polystyrene based articles. In one embodiment, the invention relates to a process of recovery of diene-based elastomer(s) from an organic solvent solution thereof by steam stripping the organic solvent therefrom in the presence of a combination of the TNPP and TMEDA.

Elastomer containing combination of tris(nonyl phenyl) phosphite and tetramethylethylenediamine, preparation and compositions and articles of manufacture thereof

This invention relates to compositions comprised of diene-based elastomers containing an antioxidant comprised of a combination of tris(nonyl phenyl) phosphite (TNPP) and tetramethylethylene diamine (TMEDA). The invention further relates a rubber composition and to a polystyrene composite containing such elastomer compositions. The invention additionally relates to articles of manufacture thereof, including tires and polystyrene based articles. In one embodiment, the invention relates to a process of recovery of diene-based elastomer(s) from an organic solvent solution thereof by steam stripping the organic solvent therefrom in the presence of a combination of the TNPP and TMEDA.

ELASTOMER CONTAINING COMBINATION OF TRIS(NONYL PHENYL) PHOSPHITE AND TETRAMETHYLETHYLENEDIAMINE, PREPARATION AND COMPOSITIONS AND ARTICLES OF MANUFACTURE THEREOF

This invention relates to compositions comprised of diene-based elastomers containing an antioxidant comprised of a combination of tris(nonyl phenyl) phosphite (TNPP) and tetramethylethylene diamine (TMEDA). The invention further relates a rubber composition and to a polystyrene composite containing such elastomer compositions. The invention additionally relates to articles of manufacture thereof, including tires and polystyrene based articles. In one embodiment, the invention relates to a process of recovery of diene-based elastomer(s) from an organic solvent solution thereof by steam stripping the organic solvent therefrom in the presence of a combination of the TNPP and TMEDA. 1. A process of preparing a polystyrene composite comprising the step of polymerizing styrene in the presence of an elastomer composite comprised of diene-based elastomer containing an antioxidant comprised of a combination of tris(nonyl phenyl) phosphite (TNPP) and tetramethylethylene diamine (TMEDA) in a weight ratio of TNPP to TMEDA in a range of from about 4/1 to about 50/1.2. The process of wherein said diene-based elastomer is at least one of polybutadiene and polyisoprene. This invention relates to compositions comprised of diene-based elastomers containing an antioxidant comprised of a combination of tris(nonyl phenyl) phosphite (TNPP) and tetramethylethylene diamine (TMEDA). The invention further relates a rubber composition and to a polystyrene composite containing such elastomer compositions. The invention additionally relates to articles of manufacture thereof, including tires and polystyrene based articles. In one embodiment, the invention relates to a process of recovery of diene-based elastomer(s) from an organic solvent solution thereof by steam stripping the organic solvent therefrom in the presence of a combination of the TNPP and TMEDA.Various polymers, such as for example polyethylene and polypropylene, as well as various diene-based synthetic elastomers and polystyrene ...

Elastomer containing combination of tris(nonyl phenyl) phosphite and tetramethylethylenediamine, preparation and compositions and articles of manufacture thereof

combinação de tris(nonilfenil)fosfito e tetrametiletilenodiamina contendo elastômero, preparação e composições e artigos de fabricação da mesma

resumo “combinação de tris(nonilfenil)fosfito e tetrametiletilenodiamina contendo elastômero, preparação e composições e artigos de fabricação da mesma” a presente invenção refere-se a composições compostas por um antioxidante contendo elastômeros baseados em dieno composto por uma combinação de tris(nonilfenil)fosfito (tnpp) e tetrametiletilenodiamina (tmeda). a invenção refere-se ainda a uma composição de borracha e a um compósito de poliestireno contendo tais composições de elastômero. a invenção, além disso, refere-se a artigos de fabricação da mesma, incluindo pneus e artigos baseados em poliestireno. em uma modalidade, a invenção refere-se a um processo de recuperação de elastômero(s) baseado(s) em dieno a partir de uma solução de solvente orgânico do mesmo, pela esterilização por vapor do solvente orgânico daí decorrente, na presença de uma combinação de tnpp e tmeda.