U.S. 8,552,115 B2
Daikin Industries, Ltd. has been granted a
patent for a powder coating composition,
which contains a macromolecule compound (A) having amide group and/or imide group, an anti-oxidizing material (B)
and a fluororesin (C), wherein the macromolecule compound (A) has an average
particle size of 45 μm or less, wherein the
macromolecule compound (A) is at least
one compound selected from the group
consisting of a polyamideimide, a polyamide, a polyamide acid and a polyimide,
wherein the anti-oxidizing material (B) is
at least one compound selected from the
group consisting of a polyarylene sulfide,
an amine compound, a benzotriazole-based compound, a benzothiazole-based
compound, a sulfenamide compound,
and a thiourea compound, wherein the
fluororesin (C) is a perfluororesin.
BASF Patents Rheology
Modifiers
U.S. 8,552,132 B2
BASF has obtained a patent for a rheology modifier, which is a water-soluble
polymer having a weight average molecular weight (Mw) of at least 1,000,000 g/
mol and an intrinsic viscosity of at least
2.5 dl/g, both as determined by size exclusion chromatography, and wherein the
water-soluble polymer is in the form of
solid particles, wherein the solid particles
are beads having a diameter from 100 μm
to 400 μm.
PPG Patents Multi-Layer
Aircraft Adhesive
U.S. 8,551,620 B2
PPG Industries Ohio, Inc. has received a
patent for a multi-layer aircraft adhesive
composition comprised of (a) a first layer
prepared from a first composition com-
prised of a Part A and a Part B, where-
in Part A is comprised of a plasticizer,
a crosslinking agent, and an adhesion
promoter, wherein Part B is comprised
of a moisture resister and an abrasion
resister, and wherein the first layer is
substantially sulfide free; and (b) a sec-
ond layer directly or indirectly formed
over at least a portion of the first layer,
the second layer prepared from a second
composition comprised of a Part C and
a Part D, wherein Part C is comprised
of: (i) at least one polythiol functional
polymer, (ii) at least one epoxy resin,
(iii) at least one sulfur containing ma-
terial that is different from the at least
one polythiol functional polymer, (iv) at
least one plasticizer, and (v) at least one
filler, wherein Part D is comprised of: (i)
at least one plasticizer, (ii) at least one
of manganese dioxide or lead oxide, and
(iii) at least one alkaline agent.
CCP Composites Patents
Polyester Acrylic Resin
U.S. 8,546,486 B2
CCP Composites US LLC has been
granted a patent for a thermosetting,
crosslinkable resin composition suitable
for preparing a gel coat, the composition
is comprised of: a polyester acrylic poly-
mer having an average of more than two
polymerizable carbon-carbon double
bonds in each molecule, the carbon-car-
bon double bonds in the polyester acrylic
polymer being from a reaction product
of a saturated polyacid half-ester hav-
ing an average acid functionality of two
or more and an unsaturated epoxide
monomer in about chemically equivalent
amounts to furnish one epoxy group per
carboxyl group, the saturated polyacid
half-ester being the reaction product of
one or more polyols having an average
of at least two hydroxyl groups in the
molecule with one or more saturated
polycarboxylic acids or acid anhydrides;
the polyester acrylic polymer contain-
ing less than 10 weight percent aromatic
content and having a number average
molecular weight of 560-2500 and a vis-
cosity less than 1500 cps at 70 weight
percent NVM solids dispersed in 30
weight percent styrene based on the total
weight of the polymer and the styrene;
the polyester acrylic polymer blended
with a polymerizable vinyl monomer.
Infrared Reflecting Black
Pigment
U.S. 8,546,475 B2
Toda Kogyo Corporation has obtained
a patent for an infrared reflecting black
pigment comprised of a compound comprised of, in mol percent, based on all of
the metal elements in the black pigment
15%-90% Fe, 5%-45% Mn and at least
one element selected from the group consisting of Mg, Al, Ca, Si, Sr and Ba, each,
when present, in an amount of 5%-65%
and provided that the compound is devoid of Cr and Co, which infrared reflecting black pigment has a blackness (L*
value) of not more than 30 and a solar radiation reflectance of not less than 15%.
Henkel Patents Waterborne
Adhesive
U.S. 8,546,471 B2
Henkel has received a patent for a waterborne adhesive comprised of 1 to 50
weight percent of a (meth)acrylate copolymer the copolymer having an acid
number from 0 to 150 mgKOH/g, 2 to
30 weight percent of natural polymers,
selected from the group consisting of
starch, dextrin, cellulose, and proteins,
0.5 to 30 weight percent of urea, 0.1
to 20 weight percent of additives, characterized in that the adhesive contains
0.05 to 20 weight percent of a water
swellable polymer.
Electroconductive Carbon
Fibril-Based Coatings
US 8,545,730 B2
Hyperion Catalysis International, Inc.
has been granted a patent for an electroconductive coating comprised of carbon
nanotubes; and a liquid vehicle; wherein
the electroconductive coating has a viscosity from 1-50,000 cps and a thixotropic index value from 1.0-10. CW
Daikin Patents Powder Coating
