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WO/2014/181999A1 |
Provided is a polyoxymethylene composition capable of having excellent thermal stability, reducing formaldehyde, improved tribology property including friction, wear and lubrication properties so as to be usable in an article moving with...
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WO/2014/179066A1 |
A process for producing a partially balanced acid solution that involves metering dicarboxylic acid powder, based on weight, from a loss-in-weight feeder to a feeding conduit that transfers the dicarboxylic acid powder at a low variabili...
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WO/2014/179044A1 |
The present invention relates to methods, systems, and apparatus for making polyamides having at least two heat-transfer media for transferring heat to a tubular reactor. The method includes heating a first flowable heat-transfer medium,...
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WO/2014/179027A1 |
The present invention relates to methods, systems, and apparatus for making polyamides having at least two heat-transfer media. The method includes heating a first flowable heat-transfer medium, to provide a heated first flowable heat-tr...
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WO/2014/179048A1 |
A system for the preparation of a polyamide comprises a primary polymerization system configured to convert one or more starting materials to a polyamide product, a conduit downstream from the primary polymerization system, the conduit c...
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WO/2014/179064A1 |
Disclosed are nylon salt solution preparation processes including a trim diamine feed. The trim diamine is added to a recirculation loop in a continuous stirred tank reactor, where it is blended with the nylon salt solution via a pump. T...
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WO/2014/179029A1 |
The present disclosure relates to systems and methods for recovering water from a condensation reaction of at least one carboxylic acid and at least one diamine to make polyamide. The method can include obtaining, from an evaporator, an ...
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WO/2014/179049A1 |
Apparatuses and methods for preparing polyamide polymer with reduced foaming comprise steps of introducing a polymerizable composition including a polyamide salt into an agitated autoclave for polymerization, and increasing pressure with...
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WO/2014/179036A1 |
A system is configured for continuous polyamide synthesis. The system includes a vent condenser and a vacuum pump. The vent condenser is coupled to a polymerization finisher. The vent condenser has a liquid reservoir and a vent discharge...
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WO/2014/179061A1 |
Disclosed are process controls for controlling the continuous preparation of nylon salt solution. The process controls include feed forward controls. A model is generated to achieve a target pH and/or salt concentration. Feed rates are s...
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WO/2014/179025A1 |
The present disclosure relates to systems and methods for manufacturing a polyamide. The method can include obtaining, from a reservoir, an aqueous solution comprising a dicarboxylic acid, a diamine, and water having a substantially liqu...
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WO/2014/177603A1 |
The invention relates to a method for synthesizing a polyamide, in which method an aqueous solution is sprayed onto the polyamide before and/or during a solid-state post-condensation process. The aqueous solution comprises at least a fir...
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WO/2014/179058A1 |
Disclosed are process controls for controlling the continuous preparation of nylon salt solution. The process controls include feed forward controls. A model is generated to achieve a target pH and/or salt concentration. Feed rates are s...
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WO/2014/179051A1 |
The disclosure relates to apparatuses and methods for production of polyamide polymers utilizing additive injectors. In one embodiment, an apparatus for batch production of a polyamide polymer is provided. The apparatus can include a sal...
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WO/2014/179035A1 |
A side stream compounding unit is coupled to a continuous polyamide manufacturing system and is configured to divert polyamide from the manufacturing system, mixes additive with polyamide, and then return the polyamide-additive mixture t...
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WO/2014/179065A1 |
A continuous process for producing a nylon salt solution prepared using a liquid partially balanced acid solution enriched in dicarboxylic acid, and in particular adipic acid. The liquid feed is prepared by metering dicarboxylic acid pow...
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WO/2014/179030A1 |
A finisher assembly includes a finisher agitator having a spiral ribbon. The spiral ribbon includes an exterior edge that wipes a polymer fluid from an inner vessel wall of a finisher vessel of the assembly. One or more mixing struts are...
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WO/2014/179043A1 |
A polymerization autoclave having an exterior heating assembly can include an autoclave vessel body, an autoclave inlet, a pressure release valve, and a heating conduit. The autoclave vessel body defines an interior reaction chamber with...
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WO/2014/179037A1 |
Described herein are methods of preparing high molecular weight polyamides which reduce or eliminate the production of unwanted gels during the production process. These methods reduce the formation of undesired polyamide gel by polishin...
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WO/2014/179034A1 |
The present invention relates to methods, systems, and apparatus for synthesizing a polyamide and including multiple back-ends. The method can be a method of synthesizing a polyamide, including evaporating a mixture comprising an oligome...
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WO/2014/179042A1 |
The present disclosure relates to methods and systems for monitoring for gel formation in the production of a polyamide product. In one embodiment, the present invention provides a method that can include directing a partially polymerize...
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WO/2014/178270A1 |
[1] A xylylenediamine composition comprising xylylenediamine and bis(methylbenzyl)amine, wherein the content of bis(methylbenzyl)amine is 0.0005 to 0.1 part by mass relative to 100 parts by mass of xylylenediamine; and [2] a method for p...
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WO/2014/179057A1 |
Disclosed are nylon salt solution preparation processes including a loss-in-weight feeder and a continuous stirred tank reactor. The nylon salt solution is prepared by feeding a dicarboxylic acid monomer and a diamine monomer to a single...
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WO/2014/179056A1 |
The present disclosure provides methods and apparatuses providing uniform polyamide pellets. In one example, a method can include maintaining a vacuum during a pre-casting polymerization cycle of the cyclic process such that the pre-cast...
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WO/2014/179052A1 |
An agitated autoclave comprises an autoclave vessel, an agitator, and a mechanical seal. The autoclave vessel can be adapted to receive and polymerize a polyamide salt composition to form a polyamide polymer. The agitator includes a shaf...
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WO/2014/179067A1 |
Disclosed are process controls for controlling the continuous preparation of nylon salt solution. The process controls include feed forward controls. A model is generated to achieve a target pH and/or salt concentration. Feed rates are s...
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WO/2014/179060A1 |
Disclosed are process controls for controlling the continuous preparation of nylon salt solution. The process controls include feed forward controls. A model is generated to achieve a target pH and/or salt concentration. Feed rates are s...
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WO/2014/179054A1 |
Agitated autoclave venting systems and related methods of cleaning and/or maintaining venting systems of the same are disclosed. The method includes introducing a polymerizable composition including a polyamide salt into an agitated auto...
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WO/2014/179045A1 |
A polymer finisher assembly having a finisher nozzle includes a vessel including an outlet orifice and an inlet orifice. The finisher nozzle extends through the inlet orifice of the vessel. The finisher nozzle includes an isometric barre...
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WO/2014/179062A1 |
Disclosed are nylon salt solution preparation processes including a trim diamine feed. The nylon salt solution is prepared by feeding a dicarboxylic acid monomer and a diamine monomer to a single continuous stirred tank reactor. The dica...
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WO/2014/175077A1 |
A metal phthalocyanine polymer characterized by having a repeating structural unit which is produced by the amide bonding of a structural unit represented by general formula (1a) to a structural unit represented by general formula (2a). ...
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WO/2014/175898A1 |
Described herein are processes of making biocompatible water-soluble polymers conjugates. In particular, large scale processes of making poly(L-γ-glutamyl-glutamate) conjugates that can be useful for a variety of drug delivery applicati...
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WO/2014/175169A1 |
The present invention provides a polyamide resin composition (1) which comprises a polyamide (A) and a free volume modifier (B) and has a free volume of 0.0545 nm3 or less as measured by a positron annihilation method. The present invent...
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WO/2014/171822A1 |
The invention is directed to a polymeric composition comprising a first polymer (in particular HPP) and a liquid crystal thermoset (LCT) network that interpenetrates said first polymer, which LCT network comprises LCT oligomers that are ...
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WO/2014/171397A1 |
The present disclosure according to one or more embodiments relates to a polyamide solution that can reduce the Rth of a cast film. The present disclosure according to one or more embodiments relates to a polyamide solution including an ...
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WO/2014/167518A1 |
There is disclosed herein a degradable or biodegradable plastic material containing a first polymer and at least one fractal polymer. There is also disclosed herein a method of making a degradable or biodegradable plastic material compri...
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WO/2014/168060A1 |
Provided is a metal-coating material that comprises a polyether polyamide (A) comprising: a constituent unit derived from a xylylenediamine (a-2) and a polyetherdiamine compound (a-1) in which the diamine constituent unit has a specific ...
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WO/2014/168011A1 |
The present invention provides an inner liner for a pneumatic tire, the inner liner being obtained by molding a resin composition containing a polyether polyamide (A) in which the diamine constituent units include constituent units deriv...
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WO/2014/168059A1 |
The present invention comprises a multilayered structure that has a polyamide layer (A) and a polyether-polyamide layer (B). The present invention also comprises a multilayered structure that has a polyolefin layer (C) and a polyether-po...
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WO/2014/162845A1 |
Provided, in one or more embodiments, is a polyamide solution which is capable of suppressing whitening when applied to a glass substrate. In one aspect, the present invention relates to a polyamide solution which comprises an aromatic p...
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WO/2014/161922A1 |
The invention relates to a polymerizable lactam composition, which contains at least one polymerizable lactam and at least one polyaryl sulfone. The invention further relates to the use of the polymerizable lactam composition to produce ...
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WO/2014/157151A1 |
A resin according to the present invention is produced by reacting a reaction product, which is a product produced by carrying out a Michael addition reaction between a component (A) as mentioned below and a component (B) as mentioned be...
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WO/2014/154379A1 |
The invention relates to a method for the continuous recycling of extraction waters in the polyamide production processes, which comprises the steps of polymerization, granulation and subsequent extraction of the granules by means of wat...
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WO/2014/157559A1 |
This tire is provided with an annular tire frame formed using a resin material. The resin material includes a polyamide-based thermoplastic elastomer including ester bonds in molecules thereof. The mass ratio (HS/SS) of hard segments (HS...
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WO/2014/157558A1 |
This tire is provided with an annular tire frame formed using a resin material. The resin material includes a polyamide-based thermoplastic elastomer having a weight average molecular weight in the range 17,500 to 75,000.
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WO/2014/156741A1 |
This tire is provided with an annular tire frame formed using a resin material. The resin material includes a polyamide-based thermoplastic elastomer which has, in molecules thereof, a soft segment, and a hard segment having structural u...
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WO/2014/156701A1 |
A polyamide resin composition for the inner layer of a delamination container which comprises at least two superposed layers comprising an outer layer (1) constituted of a thermoplastic resin (A) and an inner layer (2) that is constitute...
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WO/2014/156740A1 |
Provided is a tire which has a circular tire framework that is formed with a resin material, the resin material comprising a thermoplastic elastomer polyamide that has a soft segment and a hard segment the degree of crystallinity of whic...
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WO/2014/154805A1 |
The invention relates to a flame-resistant polyamide as a product of the condensation of dicarboxylic acids with diamines and with a flame-retardant phosphorus compound, which flame-resistant polyamide is characterized in that the flame-...
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WO/2014/151307A1 |
Two-component coating systems and compositions are disclosed. The coating compositions form crosslinked polyurea coatings and have relatively long pot life and set-to-touch time and a relatively short hard dry time. The coating compositi...
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