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Patent No. 6718554

Hands free towel carrying system

A hands free towel carrying system for coupling a towel to a user to prevent loss, theft or contamination.

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Class 560/25 - Polycarbamic


Subclass of Class 560 - Organic compounds -- part of the class 532-570 series
Definition: Compounds wherein the acid radical contains more than one
No. of patents: 502
Last issue date: 11/15/2011


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NumberTitleIssue Date
8058468Carbamate antibiotics
The invention relates to the field of antibiotic compositions, both inside and outside the medical field. Presented is a new class of antibiotic compounds around the lead compound (3,4-dichloro-phenyl)-carbamic acid 2-isobutoxycarbonylamino-1-methyl-ethyl ester, whi...
11/15/2011
7678936Isocyanato terminated precursor and method of making the same
A method of making an isocyanato terminated precursor for polyurethane is disclosed. The method comprises heating an isocyanate containing about two or more isocyanato groups per molecule at a temperature of up to 80 degrees Celsius and at a pressure of about 1 atmo...
03/16/2010
7652166Biuret compounds, their preparation and use, and intermediates in their preparation
The present invention relates to biuret compounds of the general formula in which R1 is C2-C18 alkylene, cycloalkylene, arylene or aralkylene, Y is —O— and/or —NH—, R2 is ...
01/26/2010
7576235Processes for preparing bis(urea-urethane) compounds
Processes for preparing bis(urea-urethane) compounds wherein R1 is alkyl, aryl, arylalkyl, or alkylaryl, R2 is alkylene, arylene, arylalkylene, or alkylarylene, R3 is alkylene, arylene, aryl...
08/18/2009
7468454Amino-functional polyurethane prepolymers and a process for their preparation
The present invention relates to a process for preparing amino-functional polyurethane prepolymers by a) preparing an NCO-functional polyurethane prepolymer by reacting an excess of one or more di- and/or polyisocyanates with at le...
12/23/2008
7339020High-functionality polyisocyanates
High-functionality polyisocyanates are prepared by a process which comprises (i) preparation of an addition product (A) which contains one group which is reactive toward isocyanate and at least two isocyanate groups by reacting
03/04/2008
7323532Low-viscosity radiation-curing and thermally curing polyisocyanates
The present invention concerns a process for producing low-viscosity polyisocyanates or secondary products thereof, which carry activated, radiation-curable double bonds and can optionally also cure thermally, and low-viscosity polyisocyanate mixtures or secondary p...
01/29/2008
7312244Polyamine analog-amino acid conjugates useful as anticancer agents
Conjugates in which polyamine analogs are conjugated to an amino acid are provided, as well as compositions comprising these conjugates. Methods of using these conjugates as anticancer treatments are also provided. ...
12/25/2007
7276572Process for preparing aspartates
The present invention relates to novel aspartates, their method of production and the use of these mono and polyaspartates as reactive components for polyisocyanates in two-component polyurethane coating compositions and for preparing polyurethane prepolymers. ...
10/02/2007
7252886Curable composition and process for producing cured fluorinated product
To provide a curable composition which gives a cured fluorinated product excellent in transparency, light resistance (particularly against a short wavelength light having a wavelength of from 200 to 500 nm) and heat resistance, and having a controlled volume particu...
08/07/2007
7253296Acylated aminopropanediols and analogues and therapeutic uses thereof
The invention relates to novel acylated aminopropanediols and the nitrogen and sulfur analogues thereof, pharmaceutical compositions comprising same, therapeutic uses thereof, in particular for the treatment of cerebral ischemia. The invention also provides a method...
08/07/2007
7229806Microbial conversion of glucose to para-hydroxystyrene
An in vivo method for the production of pHS via a recombinant host cell is disclosed. The host cell expresses at least one gene encoding a polypeptide having para-hydroxycinnamic acid decarboxylase activity in combination with either at least one gene encoding a pol...
06/12/2007
7220814Hydrophilicized blocked polyisocyanates
The present invention relates to new hydrophilicized blocked polyisocyanates, a process for preparing them and their use. ...
05/22/2007
7199207Neutral-coloured 1K polyurethane adhesive
A polyurethane prepolymer obtainable by reacting at least one aromatic polyisocyanate having symmetrical substitution of NCO groups and at least one aromatic polyisocyanate having asymmetric substitution of NCO groups, the fraction of aromatic polyisocyanate having ...
04/03/2007
7176271Method for the production of highly functional, highly branched polyureas
A process for preparing high-functionality, highly branched polyureas comprises the steps a) reaction of an at least bifunctional capped diisocyanate or polyisocyanate with at least one at least bifunctional primary and/or secondary amine with elimination of ...
02/13/2007
7141616Radically curable urethane prepolymers and their use in dental materials
The invention relates to urethane prepolymers, obtainable by reaction of: (A) 15 to 85 wt.-% of one or more α,ω-terminated poly(meth)acrylate diols, (B) 0 to 30 wt.-% of one or more radically curable, polyhydroxy...
11/28/2006
7135128Polyurethane compositions with a low content of diisocyanate monomer(s)
At least one isocyanate-reactive monomer is reacted with an excess of molten monomeric diisocynate to produce at least one reaction product and a maximum of 0.5 wt % of free isocyanate groups. The reaction product is then mixed with at least 20 wt. %, based on the t...
11/14/2006
7129312Adhesion promoters for monomer-free reactive polyurethanes
Polyurethane compositions are produced in a two-stage method. In a first step, a diol component with a molecular weight of less than 2000 is reacted with a monomeric diisocyanate with a molecular weight of less than 500 and the unreacted monomeric diisocyanate is re...
10/31/2006
7078475Synergistic amine chain-extenders in polyurea spray elastomers
Disclosed are derivatives of isophorone diamine exhibiting a synergistic relationship with other commonly employed chain extenders offering enhanced efficacy with regard to slowing of the polyurea elastomer cure profile, and processes employing their use. According ...
07/18/2006
7074852Blocked polyisocyanates
Blocked polyisocyanates and one-component stoving systems containing these blocked polyisocyanates, and the preparation thereof and their use for the preparation of lacquers, paints, adhesives and elastomers. The blocked polyisocyanates are derived from polyisocyana...
07/11/2006
7071242Process for the production of polyurethane di(meth)acrylates
A process for the production of polyurethane di(meth)acrylates in which a diisocyanate component, a diol component and hydroxy-C2–C4-alkyl (meth)acrylate in the molar ratio x:(x−1):2 are reacted without solvent and without subsequent purification operations, whe...
07/04/2006
7053148Compositions of polysiloxanes, fluoropolymers extenders
Fiber materials in the form of fabrics receive, as a result of treatment with compositions according to the invention, a pleasant soft hand and excellent oil-and water-repelling properties with good permanence. The compositions can be obtained by a) preparing a solu...
05/30/2006
7049460Selective inhibitors of the urokinase plasminogen activator
The present invention relates to novel selective inhibitors of the urokinase plasminogene activator (uPA, EC 3.4.21.31) of the aryl guanidine type. ...
05/23/2006
7037953Radiation curable aqueous compositions
A method for producing a solvent resistant, low-extractable, film from an actinic radiation curable homogenous aqueous composition containing a water soluble compound, having at least one alpha, beta-ethylenically unsaturated radiation polymerizable double bond, and...
05/02/2006
7037440Compositions comprising polysiloxanes and further polymers
Aqueous dispersions comprising polyorganosiloxanes having relatively long alkyl groups and having aromatic groups and also polymers having perfluoroalkyl groups or fluorine-free polyurethanes are useful for treating textile fabrics. ...
05/02/2006
7033522Pulverulent, water-dispersible, blocked polyisocyanate adducts, a process for the preparation and their use
A blocked polyisocyanate adduct including 5 to 95% by weight of at least one isocyanate component having at least one NCO group, the isocyanate component selected from the group consisting of aliphatic, cycloaliphatic and aromatic isocyanates, wherein the isocyanate...
04/25/2006
7034185Colorant precursor compositions
Disclosed are colorant precursor compounds of the formula wherein R is an alkyl group, an aryl group, an arylalkyl group, or an alkylaryl group, and wherein R can be joined to the phenyl moiety to form a ring, each R′...
04/25/2006
7022879Phase change ink formulations, colorant formulations, and methods of forming colorants
The invention encompasses a compound having the formula: wherein R1, Z and the carbonyl can be comprised by a common ring, wherein R1 comprises a chromophore that absorbs light from the visible wav...
04/04/2006
7022767Etherified carbamate crosslinking agents and their use in curable compositions, particularly film-forming compositions
The present invention provides a composition of matter having the structure: where Q is a multi-valent organic moiety containing isocyanurate functionality; X is H, —CH2OH, or —CH2OR′; R′ i...
04/04/2006
7022871Process for the synthesis of polycarbamates
Process for the synthesis of polyurethane derivatives from aromatic polyamine compounds. The method involves the reaction of an aromatic polyamine compound with CO and O2 in the presence of a catalyst comprising a Group VIII or lanthanide metal on a solid...
04/04/2006
6998364Process for the formation of urethane via transcarbamation
The invention concerns a novel catalyst for forming urethanes. Said catalyst is characterized by the general formula: MY3−q[Z]q, wherein: Z is the radical corresponding to the anion of a super acid whereof the Hamett constant is at least equa...
02/14/2006
6998072Photochromic polymerizable compositions
Described is a polymerizable composition of a photochromic amount of at least one photochromic compound, at least one material having at least one carbonate group and at least one hydroxyl group, and at least one monoisocyanate containing material having at least on...
02/14/2006
6998502Convenient process of manufacture for difluoromethylornithine and related compounds
A process for the manufacture of α-Difluoromethylornithine, analogs and derivatives is described from ornithine hydrochloride or from Nδ-phthaloyl ornithine hydrochloride, conversion to an alkyl ester, conversion to solid derivatives through the formati...
02/14/2006
6991746Polymeric allophanates of diphenylmethane diisocyanate, perpolymers of these polymeric allophanates, and processes for the preparation of the polymeric allophanates and the prepolymers thereof
The present invention relates to a new high functionality MDI. In particular, this invention relates to polymeric allophanates based on diphenylmethane diisocyanate having an NCO group content of 12 to 30%, prepolymers thereof, and processes for the production of th...
01/31/2006
6960588Tryptase inhibitors
Compounds of formula (I) in which M, B1, B2, B3, B4, B5, B6, A1, A2, A3, A4, A5, A6, K1 and K2 have the meanings as indicated in the description, are novel effective tryptase inhibitors. ...
11/01/2005
6930196Polyurethane hydrogel contact lens
A prepolymer is prepared by reacting a mixture containing (a) at least one multifunctional compound, (b) at least one diisocyanate, and (c) at least one diol. The diol has a weight average molecular weight of at most 6000. The prepolymer, when reacted with an excess...
08/16/2005
6916537Articles having a photochromic polymeric coating
Described is a photochromic article that includes a substrate and at least a partial coating of an at least partially cured polymerizable composition of a photochromic amount of at least one photochromic compound, at least one material having at least one carbonate ...
07/12/2005
6894139Catalysts, in particular for the preparation of polyisocyanate polyadducts
Catalysts contain, as structural units, at least one tertiary amino group and at least one group which, after its decomposition, is capable of complexing or protonating the tertiary amino group. ...
05/17/2005
6887399Polymeric allophanates of diphenylmethane diisocyanate, prepolymers of these polymeric allophanates, and processes for the preparation of the polymeric allophanates and the prepolymers thereof
The present invention relates to a new high functionality MDI. In particular, this invention relates to polymeric allophanates based on diphenylmethane diisocyanate having an NCO group content of 12 to 30%, prepolymers thereof, and processes for the production of th...
05/03/2005
6852823Polyurethane and polyurethane-urea elastomers from polytrimethylene ether glycol
Polyurethanes or polyurethane-ureas prepared from: (a) polytrimethylene ether glycol having a number average molecular weight in the range of about 1,000 to about 4,000 and unsaturated end groups in the range of about 0.003 to about 0.015 meq/g; (b) diisocyanate; an...
02/08/2005
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