C08K5/5399

FLAME-RESISTANT POLYCARBONATE-POLYESTER BLEND
20230020300 · 2023-01-19 ·

The present invention relates to a molding compound containing A) 45 to 65 wt. % of at least one aromatic polycarbonate, polyester carbonate or mixtures thereof, B) 18 to 31 wt. % of at least one polybutylene terephthalate having rheological properties of 5 g/10 min to 30 g/10 min determined according to DIN EN ISO 1133 at 250° C. measuring temperature and a load of 2.16 kg, C) 3 to 10 wt % of at least one rubber-modified graft polymer with a graft base consisting of a silicone-acrylate composite rubber and a silicone rubber content of 20 to 60 wt. % relative to the graft base, D) 8 to 13 wt. % of at least one phosphazene, and E) 0 to 8.0 wt. % of at least one polymer additive, the weight ratio of components D to C) being in the range of 1.3:1 to 2.5:1. The invention also relates to a method for producing the molding compound, to the use of the molding compound for producing moldings and to the moldings as such.

FLAME-RESISTANT POLYCARBONATE-POLYESTER BLEND
20230020300 · 2023-01-19 ·

The present invention relates to a molding compound containing A) 45 to 65 wt. % of at least one aromatic polycarbonate, polyester carbonate or mixtures thereof, B) 18 to 31 wt. % of at least one polybutylene terephthalate having rheological properties of 5 g/10 min to 30 g/10 min determined according to DIN EN ISO 1133 at 250° C. measuring temperature and a load of 2.16 kg, C) 3 to 10 wt % of at least one rubber-modified graft polymer with a graft base consisting of a silicone-acrylate composite rubber and a silicone rubber content of 20 to 60 wt. % relative to the graft base, D) 8 to 13 wt. % of at least one phosphazene, and E) 0 to 8.0 wt. % of at least one polymer additive, the weight ratio of components D to C) being in the range of 1.3:1 to 2.5:1. The invention also relates to a method for producing the molding compound, to the use of the molding compound for producing moldings and to the moldings as such.

FLAME-RETARDANT POLYCARBONATE COMPOSITION
20230212389 · 2023-07-06 ·

The present invention relates to a flame-retardant polycarbonate composition comprising the following components:

A) 50-90 parts by weight of aromatic polycarbonate,
B) 3-20 parts by weight of non-core-shell impact modifier,
C) 2-15 parts by weight of at least one cyclic phosphazene of formula (V):

##STR00001##

where
k is an integer from 1 to 10, the trimer content (k=1) being more than 98 mol %, based on component C, and where
R are in each case identical or different and are an amine radical, C.sub.1-C.sub.8-alkyl in each case optionally halogenated, C.sub.1-C.sub.8-alkoxy, C.sub.5-C.sub.6-cycloalkyl in each case optionally substituted by alkyl and/or halogen, C.sub.6-C.sub.20-aryloxy in each case optionally substituted by alkyl and/or halogen, and/or hydroxyl, C.sub.7-C.sub.12-aralkyl in each case optionally substituted by alkyl and/or halogen, a halogen radical, or an OH radical,
D) 0-30 parts by weight of filler,
E) 0.05-5 parts by weight of antidripping agent; and
F) 0-15 parts by weight of additional additives,
the total weight of the composition is 100 parts by weight,
preferably, the composition consists to at least 90 wt. %, more preferably at least 95 wt. %, most preferably 100 wt % of components A-F, relative to the total weight of the composition.

The present invention also relates to a shaped article produced from the composition. The polycarbonate composition according to the present invention has a good combination of flame retardancy, hydrolytic stability and impact resistance, meanwhile there is no feeding issue during its production.

FLAME-RETARDANT POLYCARBONATE COMPOSITION
20230212389 · 2023-07-06 ·

The present invention relates to a flame-retardant polycarbonate composition comprising the following components:

A) 50-90 parts by weight of aromatic polycarbonate,
B) 3-20 parts by weight of non-core-shell impact modifier,
C) 2-15 parts by weight of at least one cyclic phosphazene of formula (V):

##STR00001##

where
k is an integer from 1 to 10, the trimer content (k=1) being more than 98 mol %, based on component C, and where
R are in each case identical or different and are an amine radical, C.sub.1-C.sub.8-alkyl in each case optionally halogenated, C.sub.1-C.sub.8-alkoxy, C.sub.5-C.sub.6-cycloalkyl in each case optionally substituted by alkyl and/or halogen, C.sub.6-C.sub.20-aryloxy in each case optionally substituted by alkyl and/or halogen, and/or hydroxyl, C.sub.7-C.sub.12-aralkyl in each case optionally substituted by alkyl and/or halogen, a halogen radical, or an OH radical,
D) 0-30 parts by weight of filler,
E) 0.05-5 parts by weight of antidripping agent; and
F) 0-15 parts by weight of additional additives,
the total weight of the composition is 100 parts by weight,
preferably, the composition consists to at least 90 wt. %, more preferably at least 95 wt. %, most preferably 100 wt % of components A-F, relative to the total weight of the composition.

The present invention also relates to a shaped article produced from the composition. The polycarbonate composition according to the present invention has a good combination of flame retardancy, hydrolytic stability and impact resistance, meanwhile there is no feeding issue during its production.

Methods and products for transfecting cells

The present invention relates in part to nucleic acids encoding proteins, nucleic acids containing non-canonical nucleotides, therapeutics comprising nucleic acids, methods, kits, and devices for inducing cells to express proteins, methods, kits, and devices for transfecting, gene editing, and reprogramming cells, and cells, organisms, and therapeutics produced using these methods, kits, and devices. Methods for inducing cells to express proteins and for reprogramming and gene-editing cells using RNA are disclosed. Methods for producing cells from patient samples, cells produced using these methods, and therapeutics comprising cells produced using these methods are also disclosed.

Methods and products for transfecting cells

The present invention relates in part to nucleic acids encoding proteins, nucleic acids containing non-canonical nucleotides, therapeutics comprising nucleic acids, methods, kits, and devices for inducing cells to express proteins, methods, kits, and devices for transfecting, gene editing, and reprogramming cells, and cells, organisms, and therapeutics produced using these methods, kits, and devices. Methods for inducing cells to express proteins and for reprogramming and gene-editing cells using RNA are disclosed. Methods for producing cells from patient samples, cells produced using these methods, and therapeutics comprising cells produced using these methods are also disclosed.

Methods and products for transfecting cells

The present invention relates in part to nucleic acids encoding proteins, nucleic acids containing non-canonical nucleotides, therapeutics comprising nucleic acids, methods, kits, and devices for inducing cells to express proteins, methods, kits, and devices for transfecting, gene editing, and reprogramming cells, and cells, organisms, and therapeutics produced using these methods, kits, and devices. Methods for inducing cells to express proteins and for reprogramming and gene-editing cells using RNA are disclosed. Methods for producing cells from patient samples, cells produced using these methods, and therapeutics comprising cells produced using these methods are also disclosed.

FLUORESCENT MATERIAL COMPOSITE PARTICLES, WAVELENGTH CONVERTING MEMBER, LIGHT EMITTING DEVICE, METHOD FOR PRODUCING FLUORESCENT MATERIAL COMPOSITE PARTICLES, AND METHOD FOR PRODUCING WAVELENGTH CONVERTING MEMBER

Fluorescent material composite particles include translucent inorganic particles having a volume average particle diameter in a range of 30 nm or more and 500 nm or less, fluorescent nanoparticles having an average particle diameter in a range of 5 nm or more and 25 nm or less, and a first resin. At least a part of each of the translucent inorganic particles are embedded in the first resin. The translucent inorganic particles are unevenly distributed to a surface of the fluorescent material composite particles. The fluorescent material composite particles have a volume average particle diameter in a range of 0.5 μm or more and 50 μm or less.

POLYAMIDE RESIN COMPOSITION

The present invention relates to a polyamide resin composition that has excellent mechanical properties and shows excellent results in a UL94 combustion test, and that comprises an aliphatic polyamide (A), a phosphinic acid salt (B) and a phosphazene compound (C), wherein the aliphatic polyamide (A) is contained in an amount of 60 mass % or more and 85 mass % or less in the polyamide resin composition, and the phosphazene compound (C) is contained in an amount of 3 mass % or more and 20 mass % or less in the polyamide resin composition.

POLYAMIDE RESIN COMPOSITION

The present invention relates to a polyamide resin composition that has excellent mechanical properties and shows excellent results in a UL94 combustion test, and that comprises an aliphatic polyamide (A), a phosphinic acid salt (B) and a phosphazene compound (C), wherein the aliphatic polyamide (A) is contained in an amount of 60 mass % or more and 85 mass % or less in the polyamide resin composition, and the phosphazene compound (C) is contained in an amount of 3 mass % or more and 20 mass % or less in the polyamide resin composition.