amine curative comprised of the reaction
product of a polyamine, a dialkyl maleate
and/or dialkyl fumarate; and a
(meth)acrylate and an isocyanate.
BASF patents process for
preparing multi-element oxide
composition
U.S. 8,128,904 B2
BASF Aktiengesellschaft has been
awarded a patent for a process for
preparing a multi-element oxide composition comprised of an element iron and
at least one element different from iron
and oxygen in oxidic form, comprised of
producing a dry mixture as a precursor
composition from sources comprised of
sources of the elements of the multi-element oxide composition of which sources
comprise as a source for the element iron
an aqueous solution of iron nitrate; and
thermally treating the precursor composition at an elevated temperature to form
a shaped body, either wherein the aqueous solution of iron nitrate is a melt consisting of one or more hydrate of iron
nitrate which is in the solid state at a temperature of 25° C and a pressure of 1 bar,
or wherein for preparation of the aqueous solution of iron nitrate, a melt consisting of one or more hydrate of iron
nitrate which is in the solid state at a temperature of 25° C is produced.
Cabot patents non-polymeric
pigment dispersions
U.S. 8,133,311 B2
Cabot Corp. has received a patent for a
dispersion comprised of a liquid vehicle,
a pigment and a non-polymeric dispersant
comprised of at least one group having an
affinity to the pigment and at least one
functional group having a calcium index
value greater than or equal to a calcium
index value of 1,2,3-benzene tricarboxylic
acid, wherein the vehicle is an aqueous vehicle, and wherein the functional group is
comprised of at least one hydroxy pyri-donyl group or at least one hydroxy
quinolonyl group.
3M patents adhesive
composition
U.S. 8,133,582 B2
3M Innovative Properties Company has
received a patent for an adhesive composition comprised from approximately
2%-10% weight multifunctional ethylenically unsaturated siloxane polymer,
from 2%-10% weight monofunctional
ethylenically unsaturated siloxane
macromer, and from 85%-96% weight
vinyl monomer.
Valspar patents coating system
for cement composite articles
U.S. 8,133,588 B2
Valspar Sourcing, Inc. has been granted a
patent for a coated article comprised of a
fiber cement composite substrate; and a
coating applied to the fiber cement composite substrate, wherein the coating is
formed from a water-based coating composition comprised of an epoxy resin; a
crosslinker having epoxide-reactive functional groups; a latex polymer, distinct
from the epoxy resin; and water; wherein
the crosslinker is provided in an amount
sufficient to react with and crosslink the
epoxy resin.
Sika patents method for
incorporating glass fibers into
epoxy-based resins
U.S. 8,133,929 B2
Sika Technology AG has obtained a patent
for an expandable structural reinforcing
material comprised of pellets of coated
glass reinforcing fibers, formed by coating
glass reinforcing fibers with a molten mixture; wherein the molten mixture is comprised of at least one epoxy resin
component, wherein each epoxy resin
component is a solid at room temperature; at least one of a catalyst and a curing
agent; and a blowing agent; and wherein
the pellets are sized such that the pellets
and the glass reinforcing fibers within the
pellets have the same length of from 6
mm- 12 mm.
PPG Industries patents
radiation diffraction colorants
U.S. 8,133,938 B2
PPG Industries has been granted a patent
for a radiation diffraction material comprised of an ordered periodic array of
packed particles that diffracts radiation,
the array defining interstitial spaces between particles in the array; and a poly-
meric matrix filled into the interstitial spaces between the
packed particles, wherein the
particles each comprise a core
surrounded by a shell of a non-film
forming composition that is different
from the matrix, wherein the refractive
index of the core is different from the refractive index of the shell, wherein the
shell has a gradient of refractive index
across the thickness of the shell, and
wherein the matrix is produced from
crosslinkable monomers and the
monomers are present in the shell in a
concentration gradient across the thickness of the shell.
Kansai patents aqueous primer
composition
WO 2012039217
Aqueous primer composition, method
for forming multi layer coating and
coated article (provides an aqueous
primer composition capable of forming
a coating which has excellent workability and corrosion resistance in the
worked portion. The aqueous primer
composition comprises a carbonyl
group-containing modified epoxy resin
(A), a crosslinking agent (B), and a rust
preventive pigment (C), and is characterized in that the carbonyl group-containing modified epoxy resin (A) is
produced by reacting an amine compound (a1) having a carbonyl group and
at least one active hydrogen bonded to a
nitrogen atom per molecule and an
epoxy resin (a2) having two or more
epoxy groups per molecule).
Coatings World | 21
Henkel patents bonding
method
Henkel AG & Co KGAA has patented a
method for bonding UV-hardening adhesives
(adhesive bonding of a label with a UV-curable adhesive comprises thermally applying
the adhesive to a substrate, bonding with a
second substrate, and irradiating with a UV
source. The adhesive exhibits a viscosity of
less than 5000 mPas at a temperature of 20-
130 ° C. A UV-emitting LED-radiation
source is used as a UV source and the temperature during the irradiation process in the
substrate region is less than 80 ° C). CW
