free (Total 105805 Patents Found)

Free (105805 Patents Found)
Metal-free azo compounds of the formula ##STR1## wherein Ra is an aromatic group or an active methylene coupling component radical as defined in the specification, R t is an arylazo group or a group of the formula --Y--Z, wherein Y is a direct bond or a bridging radical, and Z is a basic amino or qua...
The present invention is directed to a process for reducing the free monomer content of polyisocyanate adduct mixtures wherein the adduct has an average isocyanate functionality of greater than about 1.8 which comprises treating the polyisocyanate adduct mixture in the presence of 2 to about 30 percent by weight of an ...
An apparatus for adjusting the rest height of free-moving barbells in which a support plug is slidably inserted into one of several angled pockets in the upright standards of the weight-training rack or stand. The barbell used in the exercise rests upon the extended portion of the support plug in each upright standard ...
A jib (8) can be extended and retracted on the mast (2) and supported by means of mutually parallel connecting struts (16, 18). The struts are articulated secured to the mast (2) and the jib (8), while the jib can be secured in the extended position by means of a first clip (36) and bears a folding canopy (10) at the e...
A particulate and free water contamination measuring apparatus includes a slide tray adapted for carrying either particulate sample filter elements or free water sample filter elements. The slide tray carrying the filter elements is inserted in a reading chamber whereat, in the particulate mode, the apparatus reads the...
The present invention provides a thin film magnetic head which is prevented from producing a great step in an upper shield layer and which can decrease the probability of a short circuit between the upper shield layer or lower shield layer and a spin-valve thin film magnetic element. The thin film magnetic head include...
A cosmetic formulation comprising a cosmetically compatible adjuvant and particles of at least one colored pigment is improved by using as the colored pigment a synthetic platelet-shaped iron oxide pigment. The resulting pigment enables improved skin feel in cosmetic preparations....
Methods for conducting an operation on a living organism are provided, including methods in which a channel is provided around a tissue of the organism, and an encapsulating composition is infused into the channel to encapsulate the tissue in a capsule. The capsule impedes materials encapsulated therein from migrating ...
The masking N-formyl group of an N-formyl-amino acid ester or an N-formyl-peptide ester having a free carboxyl group is removed without major side reactions when the ester is contacted with a strong acid in a mixture of water and a specific organic solvent such as methyl ethyl ketone or acetonitrile. This method is spe...
A simple and cost effective optical device is provided which locks the wavelength output of a laser transmitter in an optical transmission system as well as substantially reducing and/or eliminating signal crosstalk. A light source is coupled along an optical path to a filtering element. The light source has output fre...
A method for preparing essentially color-free, stabilized polymers of conjugated dienes or vinyl aromatic hydrocarbons or copolymers of conjugated dienes and vinyl aromatic hydrocarbons involves a first stage in which a living polymer of a conjugated diene or vinyl aromatic hydrocarbon or copolymer of a conjugated dien...
A free-flowing fertilizer comprising: i) from 25 to 99.5% by weight of a powdered water soluble nitrogen containing fertilizer. ii) from 0.05 to 1.5% by weight of a polyacrylamide liquid emulsion/dispersion. iii) from 0.1 to 3.0% by weight of a polyacrylamide powder whose particle size is primarily 50...
A cryogenic cleaner for and a method of performing cleaning of a surface that must be substantially free of contaminants utilizing a multi-stage, multi-mode filtered carbon dioxide-containing cleaning medium. Multiple stages and multiple types of filtration/purification are provided to remove contaminants such as hydro...
A semiconductor device having and electrically erasable and programmable nonvolatile memory, for example, a rewritable nonvolatile memory including memory cells arranged in rows and columns and disposed to facilitate both flash erasure as well as selective erasure of individual units of plural memory cells. The semicon...
A process for converting lipid-containing bacterial capsular polysaccharide, such as lipo-polyribosyl ribitol phosphate, lipo-PRP, into lipid-free, endotoxin-free polysaccharide, such as polyribosyl ribitol phosphate, PRP, by solubilizing polysaccharide-containing powder derived from culture media of bacteria, such as ...
An optical component may comprise a horizontal member with two side walls and a substantially transparent end wall protruding from the horizontal member. The end wall, side walls and horizontal member may partially enclose an interior volume, and optical functionality is imparted in any suitable manner on at least a po...
A data providing device associated with a trajectory sensing system has at least: a) a frame; b) the frame supporting at least two sensing receivers and at least one emitter for the sensing receivers, the sensors sensing movement with respect to a surface; c) the frame supporting a third sensor that senses i...
An apparatus and method for a free spins game including a plurality of reels, an outcome and a plurality of sections associated with the outcome. The gaming device or player activates the reels to indicate a designated symbol combination including at least two section indicator symbols. When a designated symbol combina...
Substantially pure 3-(3-indolyl)propionic acid free acid is synthesized by converting the free acid to 3-(3-indolyl)propionic acid calcium salt (3-IPA calcium), precipitating and washing, and then reconverting the 3-IPA calcium to the free acid. 3-IPA calcium is suitable for use in pharmaceutical compositions in tablet...
A process is provided for substrate ashing following the etching of features in a low dielectric constant (low-k) layer. The low-k layer can include ultra-low-k material, or a porous low-k material. The process may be configured to remove etch byproducts while preserving feature critical dimension. The ashing process c...
Stains comprising a polymer, an initiator, a colorant and a solvent are disclosed. The polymer comprises an alkyd portion and a free radical curable portion that is pendant from the alkyd portion; the alkyd portion includes one or more fatty acid moieties that can be derived from one or more drying, semi-drying or nond...
Fluidizable catalysts for the gas phase oxygen-free oxidative dehydrogenation of alkanes, such as propane, to corresponding olefins, such as propylene. The catalysts comprise 5-20% by weight per total catalyst weight of one or more vanadium oxides (VO x ), such as V 2 O 5 . The dehydrogenation catalysts are disposed on...
The instant invention pertains to the preparation of polymers or copolymers wherein in a first step a controlled free radical polymerization process is carried out and in a second step the resulting polymer is modified by transesterification reactions. The final modified polymer or copolymer is useful as a dispersant f...
A faucet includes a spout, a handle, and a capacitive sensor operably coupled to at least one of the spout and the handle. An electrically operable valve is configured to control water flow through the spout. A mode indicator includes a light emitting device configured to provide an indication of a plurality of modes o...
A hands-free device includes upper and lower earphones; a hands-free main body having opened top and bottom surfaces; a control unit mounted in the hands-free main body and configured to apply an operation signal; and an earphone protruding unit formed in the hands-free main body and configured to protrude the upper ea...