composition comprised of photocatalytic titanium oxide, silver,
copper and a quaternary ammonium hydroxide as a stabilizer.
H.B. Fuller Patents Low
Application Temperature
Hot Melt Adhesive
U.S. 8,211,521 B2
H.B. Fuller Company has been awarded
a patent for a hot melt adhesive composition comprised of a thermoplastic polymer comprised of ethylene copolymer
selected from the group consisting of
ethylene vinyl acetate, ethylene n-butyl
acrylate, ethylene methyl-methacrylate,
ethylene ethyl methacrylate, ethylene
2-ethylhexyl acrylate, ethylene methacrylate, ethylene ethylacrylate and ethylene acrylic acid; a first tackifying agent
comprised of phenol-modified aromatic
petroleum hydrocarbon resin; and a first
wax, wherein the composition is free of
a vegetable wax and exhibits a viscosity
of no greater than approximatley 6,000
centipoise at 300° F.
3M Patents Color Change
Cyanoacrylate Adhesives
U.S. 8,217,110 B2
3M Innovative Properties Company has
been granted a patent for a cyanoacrylate-based adhesive composition comprised of a cyanoacrylate monomer; and
a bleachable dye comprised of Michler’s
hydrol cation, or derivatized Michler’s
hydrol cation, paired with a non-nucleo-philic anion that provides a stable color
to the cyanoacrylate-based adhesive.
PPG Patents Corrosion
Resistance Coating
U.S. 8,231,970 B2
PPG Industries has received a patent for a
substrate comprised of aluminum at least
partially coated with a primer coating
comprised of a thermoset film-forming
resin comprised of a polyamine and an
epoxy functional polymer; and magnesium oxide particles having a surface area
of at least 10 square meters per gram and
an average particle size of no more than
50 nanometers; wherein the magnesium
oxide particles are dispersed in the thermoset film-forming resin.
24 | Coatings World
Henkel Patents Acrylic
Adhesives
U.S. 8,231,758 B2
Henkel Corporation has been granted a
patent for a two-part free radical curable
acrylic adhesive composition comprised
of a first part comprised of at least one
(meth)acrylate component; and a second
part comprised of a naturally occurring
filler selected from the group consisting of wood flour and walnut shell flour
which inhibits free radical cure; at least
one oxygen scavenger, and a monomer
that forms a curable adhesive with the
(meth)acrylate component of the first
part, wherein at least one of the first
part, or the second part also includes a
cure system.
Trade Service Patents
Inorganic Waterborne
Coating
U.S. 8,241,416 B2
Trade Service Corporation has been
granted a patent for an inorganic water-borne coating agent to be applied onto
the surface of an organic or inorganic
base material, wherein the inorganic
waterborne coating agent consists of alkaline colloidal silica including water, a
sodium phosphate compound, a potassium phosphate compound, or a mixture
of thereof and boric acid.
Cheng Uei Precision
Industry Patents
Nanocomposite Coating
U.S. 8,241,417 B2
Cheng Uei Precision Industry Company
has obtained a patent for a nanocomposite coating comprised of a nanometer inorganic oxide gel made by a sol-gel
method and having 22.5%- 49.5% weight
in the nanocomposite coating; an organic
solvent having 45%- 74.25% weight in
the nanocomposite coating; and a nanometer powder having 1%-10% weight in
the nanocomposite coating; wherein the
nanocomposite coating is formed by mixing the nanometer inorganic oxide gel,
the organic solvent and the nanometer
powder together; wherein the nanometer
powder is processed by a surfactant before being mixed with the nanometer inorganic oxide gel and the organic solvent
www.coatingsworld.com
to form the nanocomposite coating;
wherein the surfactant is any one of or a
mixture of a sodium dodecylsulphonate
and a polyvinyl pyrrolidone.
Henkel Patents Release On
Demand Corrosion Inhibitor
Coating
U.S. 8,241,524 B2
Henkel AG & Co. KGaA has been
awarded a patent for an anti-corrosion
coating composition for a metal substrate
comprised of no electrically conductive
polymers and at least one non-electrically
conductive film forming copolymer; a
nitrogen containing functional group X,
the group X is comprised of a pyridine, a
dihydropyridine, a pyrrole, an imidazole,
or mixtures thereof and wherein a positive amount to 100% of the functional
group X is bound to the copolymer and
crosslinks chains of the copolymer; and
a metallate anion, the metallate anion capable of binding to a nitrogen in the functional group X by ion pairing.
Henkel Patents Coating
Agent with Double
Crosslinking
U.S. 8,211,549 B2
Henkel AG & Co. KGaA has been
awarded a patent for an article comprised of at least one substrate and a
curable coating agent comprised of
30%-80% weight of an atactic poly-alpha-olefin, which contains at least
two alkoxysilane groups; 5%-40%
weight of a radiation-activatable reaction product of (meth)acrylic acid with
alcohols or with NCO-group containing compound; 0.1%-6% weight of a
catalyst and an initiator, and up to 50%
weight of an auxiliary selected from the
group consisting of a resin, adhesion
promoter, stabilizer, pigment/filler, plasticizer, wax, thermoplastic polymer, wa-ter-binding agent and mixtures thereof;
and wherein the curable coating agent
is in a solid form at room temperature
and is crosslinkable by an actinic radiation, and the total weight percent
adds to 100%; wherein the substrate
is a wood or plastic; and wherein the
curable coating agent has a viscosity of
3000-50000 mPas at 140° C. CW
