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6495623 Aqueous emulsion and dispersant for suspension polymerization of vinyl compounds  
A polyvinyl alcohol having at least 1.9 mol % of 1,2-glycol bonds is used as a dispersant for emulsion polymerization or a dispersant for suspension polymerization, and this ensures good...
6485789 Fluorochemical composition containing a condensation product of a fluorochemical polyether and a poly-isocyanate to impart stain release properties to a substrate  
The invention provides a method of treating of a substrate by contacting the substrate with a fluorochemical composition that comprises a condensation product of a di- or tri-isocyanate and at...
6462129 Thermoplastic resin compositions comprising a rigid dispersed phase  
The invention relates to a thermoplastic composition comprising: a matrix-forming thermoplastic polymer (M), rigid nodules obtained by radical polymerization, and optionally an impact modifier...
6441076 Multifunctional poly(vinyl alcohol) binder for fine particle size calcium carbonate pigment  
Production of a paper coating composition having improved low shear viscosity at a high solids level of fine particle size calcium carbonate. The improvement in low shear viscosity is achieved by...
6441089 Water-soluble polymers and compositions thereof  
Water-soluble polymers including functionalization from the group of amino groups, carboxylic acid groups, phosphonic acid groups, phosphonic ester groups, acylpyrazolone groups, hydroxamic acid...
6433079 Aqueous anticorrosion primers based on polyvinylbutyral  
Water-dilutable polyvinylbutyral dispersions obtainable by a two-stage reaction in the first stage of which at least one tertiary alkanolamine A and at least one diisocyanate B are reacted to the...
6420004 Composite polyester films with barrier properties  
The invention concerns composite polyester films with good barrier properties relative to gases. More precisely, it concerns a biaxially drawn film, based on polyester and having improved barrier...
6399735 Hydrophilic polyurethanes  
A hydrophilic, high molecular weight nonionic polyurethane, characterized by solubility in water and by a specific viscosity of at least 0.4 (1% by weight solution at 20° C.) is provided. Examples...
6372352 Delamination-resistant laminated glass structures  
A laminar structure comprised of at least one layer of glass and a sheet of plasticized PVB containing an adhesion control agent is provided wherein delamination resulting from air being from air...
6355347 Methods of making blend compositions of an unmodified polyvinyl alcohol and metallocene polyolefin or a grafted metallocene polyolefin  
This invention relates, in general, to methods of making blend compositions of an unmodified polyvinyl alcohol and a metallocene polyolefin or grafted metallocene polyolefin and thermoplastic film...
6337370 Inorganic-organic copolymer using polyvinylalcohol-silane coupling agent and preparation method thereof  
Disclosed are inorganic-organic copolymers and their preparation using polyvinylalcohol-silane coupling agents. The inorganic-organic copolymers can be prepared through the reaction of...
6331587 Polyvinyl ester dispersions and methods for their preparation  
Polyvinyl ester dispersions which can be employed as binders in building materials, preferably in the form of redispersible plastics powders, are obtained by polymerization of at least one vinyl...
6316505 Pharmaceutical compositions comprising fluorinated co-polymers  
Block copolymers containing a fluorinated hydrocarbon unit, a hydrocarbon unit, and a poly(oxyethylene) unit are useful in fluid formulations of pharmaceutical agents. A typical embodiment is: C11...
6316114 Barrier films based on blends of polypropylene and ethylene-vinyl alcohol copolymer  
Oriented films of polypropylene and ethylene-vinyl alcohol copolymer are disclosed wherein the ethylene content of the copolymer is from about 40 to 50 mole %. The films are characterized by an...
6255385 Polyhydroxy polymers substituted with styryl ether groups and gels and surfaces prepared from them  
A polyhydroxy polymer substituted with covalently linked alkene groups, characterized in that the alkene groups are styryl ether groups. A gel obtained by polymerization of a styryl ether...
6255033 Positive acting photoresist compositions and imageable element  
A positive acting, heat-sensitive composition is presented, either coated on a lithographic base, or on a printing circuit board base, and comprises a water insoluble heat-sensitive resin, a novel...
6242533 Novolak type phenol resin  
The present invention relates to a novolak type phenol resin, in particular a novolak type phenol resin for resists suitable for forming resist patterns. The novolak type phenol resin of the...
6221952 Aqueous emulsion composition  
An aqueous emulsion composition is provided that includes, as the dispersoid, a (co)polymer that contains at least one monomer unit selected from ethylenic unsaturated monomers and dienic...
6203903 Unmodified polyvinyl alcohol fibers  
This invention relates, in general, to thermoplastic film and fiber structures and methods of making the same. More specifically, this invention relates to substantially water-free films and...
6197238 Methods for making unmodified polyvinyl alcohol fibers  
This invention relates, in general, to thermoplastic film and fiber structures and methods of making the same. More specifically, this invention relates to substantially water-free films and...
6191193 Microspheric embolic materials having a dual structure of poly(vinyl acetate) core and poly(vinyl alcohol) shell and method for preparing the same  
A method for separating poly(vinyl acetate) particles having various particle sizes, which have been prepared by suspension polymerization of vinyl acetate monomers, into respective microspheric...
6172180 Highly branched block copolymers  
The present invention relates to a block copolymer containing 1-50 first polymer segments and 1-50 second polymer segments. Each first polymer segment has an average mole fraction of monomers...
6172164 Process for making graft polyols using t-amyl peroxy free radical initiator  
The present invention relates to graft polyols employing a t-amyl peroxy compound as free radical initiator. The novel graft polyols are made by polymerizing at least one monomer in a polyol...
6165602 Laminated polyester film  
A laminated polyester film stretched in at least one direction, comprising: a polyester support, and at least one enhanced adhesion layer laminated on the polyester support, comprising a...
6156244 Storage-stable hydrogels  
The present invention relates to a process for the preparation of storage-stable hydrogel mouldings, the storage stability of which can be established by controlled hydrolysis. At the same time as...
6143384 Container for retort packaging, resin composition, and gas-barrier film prepared therefrom  
The present invention provides a container for retort packaging comprising a laminated film having an outermost layer comprising a layer formed of a cross-linked structure containing ester bonds...
6121382 Surface treatment agent for aqueous ink receiving media  
Disclosed is a surface treatment agent for aqueous ink receiving media such as ink jet recording paper, printing sheets, coating materials and so on. The surface treatment agent according to the...
6103823 Three stages process for the preparation of solid thermoplastic compositions based on polyvinyl alcohol and moldable and extrudable compositions obtained accordingly  
A three stages process for the preparation of solid thermoplastic compositions based on polyvinyl alcohol comprising the mixing in a mixer of a first charge, comprising the polyvinyl alcohol and...
6099621 Membranes comprising aminoacid salts in polyamine polymers and blends  
The present invention is directed toward a composition comprising a polyamine or its polymer blend and at least one salt of an aminoacid, the salt of the aminoacid being present in an amount...
6080814 Polyvinyl alcohol purification process  
A poly(vinyl alcohol) purification process is described, which includes heat treating a poly(vinyl alcohol) under agitation in an atmosphere unsaturated by water and with a water vapor mass...
6054492 Fluorinated copolymeric pharmaceutical adjuncts  
Block copolymers containing a fluorinated hydrocarbon unit, a hydrocarbon unit, and a poly(oxyethylene) unit are useful in fluid formulations of pharmaceutical agents. A typical embodiment is: C11...
6046272 Non yellowing, thermally stable polyvinyl alcohol  
A process for making a thermally stable and substantially low yellow polyvinyl alcohol, and a process for reversing discoloration of polyvinyl alcohol. The process consists of treating polyvinyl...
6027814 Pulverulent polyamide composition for the coating of metal substrates  
The invention relates to a composition including (i) at least one polyamide and at least one copolymer (A) of ethylene with at least one comonomer chosen from unsaturated carboxylic acids, esters...
6020425 Unmodified polyvinyl alcohol films and fibers and methods of making the same  
This invention relates, in general, to thermoplastic film and fiber structures and methods of making the same. More specifically, this invention relates to substantially water-free films and...
6017634 Carboxyl-containing polyunsaturated fluxing agent and carboxyl-reactive neutralizing agent as adhesive  
A thermally curable adhesive composition that includes a fluxing agent that also acts as an adhesive is provided. The composition includes: (a) a fluxing agent represented by the formula RCOOH,...
5994033 Screen printing stencil  
A screen printing stencil made from a composition comprising polyhydroxy compounds having a plurality of 1,2- or 1,3-diol groups along a polymer backbone, the diol groups grafted thereto a...
5990237 Poly(ethylene glycol) aldehyde hydrates and related polymers and applications in modifying amines  
The present invention provides a method of coupling PEG or related polymers to a substance by reductive amination. An activated PEG having an aldehyde hydrate moiety is prepared and is...
5985117 Ion-selective membrane sensors with mercuracarborand ionophore  
Ion-selective membranes are disclosed which are suitable for use in ion-selective sensors. The membranes include a mercuracarborand ionophore. Exemplary ion-selective membranes include...
5981645 Crosslinkable creping adhesives  
A creping adhesive is described which provides the ability to readily control glass transition temperature (Tg) and adhesion and which can be easily removed from dryer surfaces. The creping...
5955538 Process for the manufacture of ethylene/vinyl acetate/vinyl alcohol terpolymer  
A process for the manufacture of ethylene/vinyl acetate/vinyl alcohol terpolyrners of improved color. The process comprises reacting ethylene/vinyl acetate copolymer with a hydroxyl-containing...
5914369 Process for the preparation of polyvinyl alcohol  
The reaction of polyvinyl acetate in methanolic solution with methanolic sodium hydroxide at a temperature between 10° C. and 65° C. with stirring at a stirring speed of from 5 to 200 rpm with a...
5880184 Low-density packing compositions  
A biodegradable composition suitable for the manufacture of low density loose-fill packing by extrusion, which is an aqueous dispersion comprising (1) finely divided particles of a gelatinizable...
5866654 Process for preparing poly ( vinyl acetals ) and poly (vinyl ketals)  
A process for preparing poly(vinyl acetals) or poly(vinyl ketals) by reacting poly(vinyl alcohol) with an aldehyde or ketone in the presence of a catalyst which contains acid groups which are...
5852114 Biodegradable thermoplastic polymer blend compositions with accelerated biodegradation  
Biodegradable thermoplastic polymer blend compositions are presented in which a first polymer and a second polymer are intimately associated together in a uniform, substantially homogeneous blend....
5849840 Dispersing stabilizer  
A dispersing stabilizer including (A) a polyvinyl alcohol resin containing oxyalkylene groups and having a surface tension of 35 to 55 dyne/cm at 20° C. as a 1% by weight aqueous solution, or said...
5830975 Polyamide-based powder composition for the coating of metal substrates  
The invention relates to a mixture in powder form and comprising (i) at least one polyamide and (ii) at least one polymer (A) containing hydroxyl functional groups and compatible with the...
5811488 Polyvinyl alcohol powder  
The present invention provides a polyvinyl alcohol powder which comprises a pore having an average diameter of 0.1 to 10 μm in the range of 0.05 to 0.4 cc/g.Since the PVA powder of the present...
5804653 Polyvinyl alcohol compound  
A moldable polymeric compound containing about 50 to 99 weight percent of a polyvinyl alcohol and about 1 to 50 weight percent of an oxa acid plasticizer, suitable for molding biodegradable and...
5777027 Curable resin composition which comprises a lactone-modified polyvinyl acetal resin  
A novel lactone-modified polyvinyl acetal resin and a novel carboxyl-modified resin thereof are disclosed. The novel resins of the present invention can be used as a polyol resin for coatings...
5753753 Hydrolysis of polyvinyl aklaenoates  
This invention relates to an improved process for producing a vinyl alcohol containing polymer having a narrow particle size without substantial reactor fouling. The process for producing the...