US Pat. No. 9,045,633

THERMOPLASTIC POLYCARBONATE RESIN COMPOSITION

Hyundai Mobis Co., Ltd., ...

1. A thermoplastic polycarbonate resin composition comprising:
about 50 to about 70 wt % of a polycarbonate resin;
about 5 to about 20 wt % of a vinyl cyanide compound-conjugated diene-vinyl aromatic hydrocarbon copolymer;
about 10 to about 30 wt % of a polyester resin;
about 3 to about 15 wt % of a maleimide-based copolymer;
about 2 to about 10 wt % of an impact modifier; and
about 0.1 to about 1.0 wt % of a nucleating agent,
wherein the polycarbonate resin has a melt index of about 2 to about 20 g/10 min (300° C., 2.16 kg).

US Pat. No. 9,109,055

TRANSITION METAL CATALYST COMPOSITION INCLUDING A TRANSITION METAL COMPOUND AND A METHOD OF PREPARING A POLYOLEFIN USING THE CATALYST COMPOSITION

LG CHEM. LTD., Seoul (KR...

1. A transition metal catalyst composition including a transition metal compound of the following Chemical Formula 1, a co-catalyst,
and an organic solvent:

wherein, in Chemical Formula 1,
R1 is a C1-C10 alkyl unsubstituted or substituted with a halogen group, a C5-C60 cycloalkyl unsubstituted or substituted with a halogen group, a C6-C60 aryl unsubstituted or substituted with a halogen group, a C5-C60 cycloalkenyl unsubstituted or substituted with a halogen group, a C2-C20 alkenyl unsubstituted or substituted with a halogen group, a C7-C60 alkylaryl unsubstituted or substituted with a halogen group, or a C7-C60 arylalkyl unsubstituted or substituted with a halogen group;

Q1, Q2, Q3, Q4, Q5, and Q6 may be the same as or different from each other and are independently hydrogen, deuterium, a halogen group, a nitrile group,
an acetylene group, an amine group, an amide group, a C1-C20 alkoxy carbonyl group, a C1-C20 alkanoyl group, a silyl group, a C1-C20 alkyl group, a C2-C20 alkenyl group, a C6-C20 aryl group, a C4-C20 heteroring group, a C1-C20 alkoxy group, or a C6-C20 aryloxy group, and 2 or more of Q1, Q2, Q3, Q4, Q5, and Q6 may be connected to each other so as to form an aliphatic ring or an aromatic ring;

Cy1 and Cy2 may be the same as or different from each other and are independently a C4-C10 aliphatic ring which includes a nitrogen atom and is unsubstituted or substituted with one or more functional groups selected
from the group consisting of hydrogen, a halogen, a C1-C20 alkyl group, a C2-C20 alkenyl group, a C7-C20 alkylaryl, a C7-C20 arylalkyl, a C1-C20 alkoxy group, a C6-C20 aryloxy group, and a C6-C20 aryl group, and if there are two or more functional groups substituted in the aliphatic ring, they may be connected to each
other so as to form an aliphatic ring or an aromatic ring;

M is a group 3 to 12 transition metal;
Y1 is nitrogen or phosphorus;

M and Y1 form a coordinate bond; and

X1 and X2 may be the same as or different from each other and are independently a halogen, a C1-C20 alkyl group, a C2-C20 alkenyl group, a C6-C20 aryl group, a C7-C20 alkylaryl group, a C7-C20 arylalkyl group, a C1-C20 alkylamido group, a C6-C20 arylamido group, or a C1-C20 alkylidene group.

US Pat. No. 9,496,544

BATTERY MODULES HAVING INTERCONNECT MEMBERS WITH VIBRATION DAMPENING PORTIONS

LG Chem. Ltd., Seoul (KR...

1. A battery module, comprising:
a first battery cell having at least a first terminal;
a second battery cell having at least a second terminal;
a third battery cell having at least a third terminal;
an interconnect member having:
a first electrically-conductive plate portion having a first thickness and being welded to the first terminal, the first electrically-conductive
plate portion having first and second ends;

a second electrically-conductive plate portion having a second thickness equal to the first thickness and being welded to
the second terminal, the second electrically-conductive plate portion extending generally parallel to the first electrically-conductive
plate portion, the second electrically-conductive plate portion having first and second ends, the first end of the second
electrically-conductive plate portion being spaced apart from the first end of the first electrically-conductive plate portion
a first distance, the second end of the second electrically-conductive plate portion being spaced apart from the second end
of the first electrically-conductive plate portion a second distance such that the second end of the second electrically-conductive
plate portion and the second end of the first electrically-conductive plate portion have a first gap therebetween that extends
completely across the second distance, the second distance being substantially equal to the first distance;

a third electrically-conductive plate portion having a third thickness equal to the first thickness and being welded to the
third terminal, the third electrically-conductive plate portion extending generally parallel to the second electrically-conductive
plate portion, the third electrically-conductive plate portion having first and second ends, the second end of the third electrically-conductive
plate portion being spaced apart from the second end of the second electrically-conductive plate portion a third distance,
the first end of the third electrically-conductive plate portion being spaced apart from the first end of the second electrically-conductive
plate portion of a fourth distance such that the first end of the third electrically-conductive plate portion and the first
end of the second electrically-conductive plate portion have a second gap therebetween that extends completely across the
fourth distance, the third distance being substantially equal to the fourth distance;

a first electrically-conductive vibration dampening portion directly coupled to and between the first end of the first electrically-conductive
plate portion and the first end of the second electrically-conductive plate portion, the first electrically-conductive vibration
dampening portion extending perpendicular to the first terminal of the first battery cell, the first electrically-conductive
vibration dampening portion having a fourth thickness greater than the first thickness along an entire length of the first
electrically-conductive vibration dampening portion, such that vibrations induced on the first electrically-conductive plate
portion are attenuated when a portion of the vibrations induced in the first electrically-conductive plate portion pass through
the first electrically-conductive vibration dampening portion to the second electrically-conductive plate portion; and

a second electrically-conductive vibration dampening portion directly coupled to and between the second end of the second
electrically-conductive plate portion and the second end of the third electrically-conductive plate portion, the second electrically-conductive
vibration dampening portion extending perpendicular to the second terminal of the second battery cell, the second electrically-conductive
vibration dampening portion having a fifth thickness greater than the second thickness along an entire length of the second
electrically-conductive vibration dampening portion, such that vibrations induced on the second electrically-conductive plate
portion are attenuated when a portion of the vibrations induced on the second electrically-conductive plate portion pass through
the second electrically-conductive vibration dampening portion to the third electrically-conductive plate portion.

US Pat. No. 9,196,882

BATTERY PACK OF COMPACT STRUCTURE

LG CHEM. LTD., Seoul (KR...

1. A battery pack comprising:
(a) a battery module assembly having a structure in which two or more battery modules, each of which comprises a plurality
of unit modules, each of which comprises two or more battery cells, mounted in a cartridge in a state in which the unit modules
are connected in (i) series or (ii) parallel or (iii) series and parallel to each other, are arranged in a lateral direction
such that the battery modules are disposed in tight contact with each other or adjacent to each other in a state in which
the battery modules are electrically connected to each other;

(b) a pair of a front support member and a rear support member to cover a front and rear of outermost battery modules of the
battery module assembly;

(c) at least one upper end connection member to connect the front support member and the rear support member to each other
at an upper end of the battery module assembly to support an upper part of the battery module assembly; and

(d) at least one lower end connection member to connect the front support member and the rear support member to each other
at a lower end of the battery module assembly to support a lower part of the battery module assembly, wherein

the cartridge is provided at a lower end thereof with a fastening hole, via which the at least one lower end connection member
is mounted,

an insulation member is mounted between cathode terminals and anode terminals of the unit modules at a top of each of the
battery modules to prevent contact between the cathode terminals and the anode terminals of the unit modules, and

the upper end connection member is mounted in a depressed groove of the insulation member.

US Pat. No. 9,118,084

ELECTRODE FOR SECONDARY BATTERY, PREPARATION THEREOF, AND SECONDARY BATTERY AND CABLE-TYPE SECONDARY BATTERY COMPRISING THE SAME

LG Chem. Ltd., (KR)

1. A sheet-form electrode for a secondary battery, comprising:
a current collector;
an electrode active material layer formed on one surface of the current collector;
a porous organic-inorganic layer formed on the electrode active material layer and comprising inorganic particles and a polymer
binder;

a first porous supporting layer formed on the porous organic-inorganic layer; and
a second supporting layer formed on another surface of the current collector,
wherein the sheet-form electrode is formed in a substantially helical shape.
US Pat. No. 9,820,517

CARBOXYLIC ACID-MODIFIED NITRILE-BASED COPOLYMER LATEX COMPOSITION, PREPARATION METHOD THEREOF, AND LATEX COMPOSITION FOR DIP MOLDING INCLUDING THE SAME

LG CHEM. LTD., Seoul (KR...

1. A composition for preparing a carboxylic acid-modified nitrile-based copolymer latex comprising 0.1-10 parts by weight
of a reactive emulsifier based on 100 parts by weight of a monomer mixture, wherein the monomer mixture comprises:
a) 40-88 wt % of a conjugated diene-based monomer;
b) 10-50 wt % of an ethylenically unsaturated nitrile monomer; and
c) 0.1-10 wt % of an ethylenically unsaturated acid monomer, and
wherein the reactive emulsifier is at least one selected from the group consisting of polyoxyethylene-1-(aryloxymethyl)alkyl
ether sulfonate, sodium 2-hydroxy-3-(methacryloyloxy)propane-1-sulfonate, sodium 11-methacryloylundecane-1-yl-sulfate, sodium
11-crotonoylundecane-1-yl-sulfate, sodium dodecyl aryl sulfosuccinate and sodium 3-sulfopropyltetradecyl maleate.

US Pat. No. 9,707,552

CATALYST COMPOSITION COMPRISING PHOSPHORUS-BASED LIGAND AND HYDROFORMYLATION PROCESS USING THE SAME

LG CHEM. LTD., Seoul (KR...

1. A catalyst composition comprising:
a monodentate phosphite ligand represented by the following Formula 1;
a monodentate phosphine ligand represented by the following Formula 2; and
a transition metal catalyst represented by the following Formula 3,
wherein the total content of the entire ligand including the monodentate phosphite ligand and the monodentate phosphine ligand
is 1 to 33 moles, based on 1 mole of the transition metal catalyst,



wherein R1, R2, R3, R?1, R?2 and R?3 each independently represent: a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms; a substituted or unsubstituted
cycloalkyl or cycloalkenyl group having 5 to 20 carbon atoms group; a substituted or unsubstituted aryl group having 6 to
36 carbon atoms; a substituted or unsubstituted heteroalkyl group having 1 to 20 carbon atoms; a substituted or unsubstituted
heteroaryl group having 4 to 36 carbon atoms; or a substituted or unsubstituted heterocyclic group having 4 to 36 carbon atoms,

wherein the heteroalkyl group, the heteroaryl group and the heterocyclic group contain one or more atoms selected from the
group consisting of N, O and S, and

when R1, R2, R3, R?1, R?2 and R?3 are substituted by a substituent, the substituent is nitro (—NO2), fluorine (—F), chlorine (—Cl), bromine (—Br) or an alkyl group having 1 to 20 carbon atoms,

M(L1)x(L2)y(L3)z  [Formula 3]

wherein M is one selected from the group consisting of cobalt (Co), rhodium (Rh), iridium (Ir), ruthenium (Ru), iron (Fe),
nickel (Ni), palladium (Pd), platinum (Pt) and osmium (Os),

L1, L2 and L3 each independently represent one selected from the group consisting of hydrogen, carbonyl (CO), cyclooctadiene, norbornene,
chlorine, triphenylphosphine (TPP) and acetylacetonato (AcAc), and

x, y and z each independently represent 0 to 5, with the proviso that all of x, y and z are not zero.
US Pat. No. 9,856,420

POLYOLEFIN-BASED FLAME RETARDANT RESIN COMPOSITION AND MOLDED PRODUCT

LG CHEM. LTD., Seoul (KR...

1. A polyolefin-based flame retardant resin composition comprising a polyolefin resin and a phosphate-based flame retardant,
wherein the resin composition comprises 50 to 80 wt % of the polyolefin resin and 0.1 to 5 wt % of a surface-modified fluorine
resin powder, wherein the surface-modified fluorine resin powder has a weight-average molecular weight of 100,000 g/mol or
more and is prepared by extruding 0.1 to 90 wt % of surface-modified polytetrafluoroethylene having an average particle diameter
of 10 ?m or less and 10 to 99.9 wt % of a polypropylene resin having a viscosity of 500 to 1400 ml/g, and the phosphate-based
flame retardant comprising 20 to 40 wt % of a solid phase phosphate flame retardant and 0.1 to 15 wt % of a liquid-type phosphate
ester flame retardant, based on 100 wt % in total of ingredients constituting the composition.

US Pat. No. 9,947,909

ELECTRODE ASSEMBLY AND POLYMER SECONDARY BATTERY CELL INCLUDING THE SAME

LG CHEM. LTD., Seoul (KR...

1. An electrode assembly, comprising:a cell stack part having a structure of a plurality of steps obtained by stacking radical units according to a size or geometric shape thereof, the radical units being classified into at least two groups having different sizes or geometric shapes; and
a fixing part for fixing the cell stack part,
wherein the radical unit has a same number of electrodes and separators which are alternately disposed and integrally combined,
wherein each step of the cell stack part has (a) a structure in which one kind of radical unit is disposed once or repeatedly or (b) a structure in which at least two kinds of radical units are disposed in a predetermined order,
wherein the one kind of radical unit of (a) has a four-layered structure in which a first electrode, a first separator, a second electrode and a second separator are sequentially stacked together or a repeating structure in which the four-layered structure is repeatedly stacked,
wherein each of the at least two kinds of radical units of (b) are stacked by ones in the predetermined order to form the four-layered structure or the repeating structure in which the four-layered structure is repeatedly stacked,
wherein the fixing part exhibits adhesiveness when wet with water,
wherein the fixing part is adhered to one or more steps of the plurality of steps of the cell stack part, and
wherein a portion of an outermost electrode of the cell stack part is covered by the fixing part and a portion of the outermost electrode of the cell stack part is not covered by the fixing part.

US Pat. No. 9,770,674

PURIFICATION DEVICE AND PURIFICATION METHOD USING THE SAME

LG CHEM. LTD., Seoul (KR...

1. A purification method for recovering n-hexane using a purification device,
wherein the purification device comprises a first distillation section comprising a first distillation column that has a first
raw material feed port into which a raw material is introduced and that distills the introduced raw material, a first condenser
that condenses a top stream discharged from a top section of the first distillation column and flows a part of the top stream
back to the first distillation column, and a first discharge route that delivers a material discharged from a lower section
of the first distillation column;

a second distillation section comprising a second distillation column that has a second raw material feed port into which
a raw material is introduced and that distills the introduced raw material, a second condenser that condenses a top stream
discharged from a top section of the second distillation column and flows a part of the top stream back to the second distillation
column, a second reboiler that heats a bottom stream discharged from a bottom section of the second distillation column and
flows at least a part of the bottom stream back to the second distillation column, and a second discharge route that delivers
a material discharged from a lower section of the second distillation column;

a heat exchanger that exchanges heat between the top stream discharged from the top section of the second distillation column
and a first bottom stream discharged from a bottom section of the first distillation column before the top stream discharged
from the top section of the second distillation column is introduced into the second condenser, and

a first reboiler that heats a second bottom stream of the first distillation column other than the first bottom stream which
flows through the heat exchanger, wherein the first reboiler flows at least a part of the second bottom stream back to the
first distillation column, and

wherein the purification method comprises:
a process of introducing a first raw material comprising the n-hexane into the first distillation column through the first
raw material feed port;

a process of introducing a second raw material comprising the n-hexane into the second distillation column through the second
raw material feed port;

a process of separating each of the introduced first and second raw materials into the top and bottom streams in each of the
first and second distillation columns; and

a process of exchanging heat between the top stream discharged from the top section of the second distillation column and
the first bottom stream discharged from the bottom section of the first distillation column in the heat exchanger,

wherein a temperature difference generated between the top stream of the second distillation column and the first bottom stream
of the first distillation column ranges from 5° C. to 25° C., and wherein a ratio (T1/T2) of a temperature (T1) of the bottom
stream of the first distillation column to a temperature (T2) of the top stream of the second distillation column ranges from
0.5 to 0.96.

US Pat. No. 10,047,758

SYSTEM FOR CONTROLLING OPERATION OF FIRST AND SECOND ELECTRIC FANS

LG Chem. Ltd., Seoul (KR...

1. A system for controlling operation of a first electric fan, comprising:a microcontroller;
a first fan driver circuit being electrically coupled to a first output port of the microcontroller via a first electrical line, and being further electrically coupled to the first electric fan via a second electrical line;
a first speed sensor generating a first speed signal indicating a rotational speed of the first electric fan;
a first analog multiplexer having a first input port being electrically coupled to the second electrical line, and a second input port being electrically coupled to the first speed sensor;
a first channel of the first analog-to-digital converter being electrically coupled to the output port of the first analog multiplexer;
the microcontroller generating a first control signal to induce the first fan driver circuit to generate a first driving voltage to induce the first electric fan to operate at a first rotational speed; and
the microcontroller determining when the first analog multiplexer is malfunctioning or the first channel of the first analog-to-digital converter is malfunctioning based on first values obtained from the first analog-to-digital converter, the first values being associated with at least one of the first speed signal and the first driving voltage that are received by the first analog multiplexer.

US Pat. No. 10,342,134

PRINTED CIRCUIT BOARD AND A METHOD OF BONDING ELECTRODE LEAD OF BATTERY TO PRINTED CIRCUIT BOARD

LG Chem. Ltd., Seoul (KR...

1. A printed circuit board configured to include a first surface and a second surface facing the first surface, the printed circuit board comprising:a board;
a plurality of connection parts on the board, each configured to be electrically connected with an electrode lead of a battery;
through holes each on one side of the board on a side from which the electrode lead of the battery is connected, each through hole passing through a respective one of the connection parts and through the board from the first surface to the second surface in a region in which the respective connection part is disposed;
guide holes each passing through a respective one of the connection parts and through the board from the first surface to the second surface in the region in which the respective connection part is disposed; and
a plurality of metal plates each soldered to a respective one of the connection parts and having an upper surface to which the electrode lead of the battery is bonded,
wherein at least one through hole and at least one guide hole pass through each connection part.