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Matches 201 - 250 out of 1,339

Document Document Title
WO2001046101A9
There is provided a stable single-phase composition of bisphenolic stillbottoms and methods for making such compositions. There is also provided a resole and a novolac composition that includes in the manufacture of the resins the use of...  
WO/2001/060913A1
The object was to provide an epoxy resin composition which has excellent flame retardancy, heat resistance and humidity resistance and is advantageously used for semiconductor encapsulating, laminated boards, electrical insulation and th...  
WO/2001/058978A1
A phenolic resin composition in which the phenolic resin can be smoothly cured at a low temperature while inhibiting the generation of free formaldehyde and trapping free phenol. An epoxy compound is dispersed or dissolved as a hardener ...  
WO/2001/023450A1
The invention relates to sulfonated condensation products which are stabile in storage and which are based on aminoplastic formers comprising at least two amino groups or naphthalene and formaldehyde and, optionally comprising organic ni...  
WO/2001/016199A1
An aromatic oligomer represented by the following formula (1): (A-F)¿n?-A (wherein A is a segment comprising (a) 30 to 90 wt.% bi- or tricyclic aromatic compound and (b) 10 to 70 wt.% phenol compound; F is methylene or a combination of ...  
WO/2001/009214A1
The presently disclosed invention relates to a phenolic binder comprising a premix of a urea modified phenol-formaldehyde resole resin, a curing agent, and an additive selected from the group consisting of ammonium lignosulfonate, melami...  
WO/2001/002454A1
The specification discloses epoxidized products and compositions of a polyphenol of a phenol and glyoxal wherein the polyphenol prior to epoxidation has an ultraviolet (UV) absorbance of at least 0.260 at 365 nanometers (nm) and/or at le...  
WO/2000/078836A1
A melamine-containing resin modified with a cyclic urea prepolymer comprising urea, formaldehyde and ammonia or a primary amine. The prepolymer-modified melamine-containing resin provides useful binders alone, or when combined or coreact...  
WO/2000/064669A1
A method for the manufacture of a fluorescent polyphenolic product with high UV absorbance, its subsequent epoxidation, polyphenolic products, epoxidized derivatives and compositions thereof as well as laminates containing fluorescent po...  
WO/2000/061650A1
Monofunctional 1,3-benzoxazines are described, which are made from monohydric phenols. The monofunctional benzoxazines are liquids or low viscosity resins at room temperature and can be used in many applications where a polymer is needed...  
WO/2000/061649A1
Arylamines with electron donating groups such as alkyl and alkoxy groups in the meta position on the aromatic ring change the polymerization temperature of the benzoxazine prepared therefrom and offer an opportunity for an additional cro...  
WO/2000/034349A1
A process for producing a modified phenolic resin which comprises heating and stirring a heavy oil or pitch together with a formaldehyde compound and a phenol represented by the formula (I) (wherein R?1¿ is a C¿2-10?, linear or branche...  
WO/2000/023490A1
Phenol/aldehyde resins particularly phenol/folmaldehyde resins are manufactured by replacing a proportion of the phenol content by a mixture of at least two different natural materials having a phenolic content. The resulting resins whic...  
WO/2000/017243A1
The specification discloses a method for the manufacture of a fluorescent polyphenolic product with high UV absorbance, its subsequent epoxidation as well as polyphenolic products and epoxidized derivatives and compositions thereof. The ...  
WO/2000/015690A1
Mannich polyols having a viscosity of from 300 to 3,500 cps (0.3 to 3.5 Pa*s) at 25°C are prepared by admixing a phenol, an alkanolamines, and formaldehyde mixed in molar ratios of from 1:1:1 to 1:2.2:2.2 resulting in an initiator which...  
WO/2000/015687A1
The invention relates to compounds which act as accelerators for hardenable epoxy and polyurethane systems. The inventive compounds are produced by means of a transamination reaction by reacting (a) a substituted phenolic compound (Manni...  
WO/2000/009579A1
A phenol/triazine derivative co-condensate resin in which the average proportion of the number of [-NH-CH¿2?-phenol] units to the total number of [-NH-CH¿2?-phenol] units, [-NH-CH¿2?-NH-] units, and [phenol-CH¿2?-phenol] units is 30 ...  
WO/2000/009570A1
Disclosed is a method of inhibiting the formation of scale on reactor surfaces in contact with a polymerizing vinyl monomer comprising contacting said monomer with a terpolymer which comprises the condensation reaction product of (A) an ...  
WO/1999/052502A1
The present invention relates to skin care compounds and skin care compositions comprising such compounds. In particular, these compounds and compositions comprising such compounds are useful for improving the appearance of dry mammalian...  
WO/1999/050352A1
There is provided a composition that is the product of mixing and reacting a resole, an alcoholate of an amino triazine, and aldehyde. This composition is useful as a thermosetting resin. This composition is useful as a curative for novo...  
WO/1999/042507A1
A high thermal alkali-soluble novolak binder resin, comprising the addition-condensation reaction product of a phenolic mixture with at least one aldehyde source, the feedstock of the phenolic mixture for the reaction comprising: (1) abo...  
WO/1999/037718A1
Aqueous pigment preparations containing a) at least one pigment, b) at least one condensation product based on A) suphonated aromatics, B) aldehydes and/or ketones and optionally C) one or several compounds selected from the group of non...  
WO/1999/032534A1
The preparation of phenol-formaldehyde and melamine-formaldehyde resin-based binders extended with a cyclic urea-formaldehyde prepolymer and to products prepared using the binders. More particularly, the invention relates to cyclic urea ...  
WO/1999/029948A1
The invention relates to the utilization of melamine resin fibers, an insulating material containing a) 5 to 95 wt. % melamine resin fibers and b) 5 to 95 wt. % poly(alkylene terephthalate) fibers, and to a method for the production ther...  
WO/1999/008856A1
The invention relates to a continuous method for producing amino- and/or phenoplasts. According to said method, a precondensate solution is produced in a first extruder (14). Said precondensate solution is continuously conveyed to a seco...  
WO/1999/009083A1
An improved oxazolidine-based hardener to be used with a resorcinol resin or a tannin resin as the adhesive for the bonding of wood articles. Preferably, an oxazolidine is combined with particulate silica, and the resin is combined with ...  
WO/1999/003906A1
The invention concerns a resin composition based on a phenol-formaldehyde resol modified by urea with a formaldehyde/phenol mol ratio of 2 to 5, with a proportion of free formaldehyde not more than 3 % (by weight relative to the composit...  
WO/1999/002577A1
Modified phenol-formaldehyde resin and a process of making said resin. the resin comprises cationic groups and has a cationicity of 2-95 %, preferably 15-60 %. The resin is suitably a modified resole made from a phenolic compound, such a...  
WO/1998/043813A1
An improved oxazolidine-based hardener to be used with a resorcinol resin or a tannin resin as the adhesive for the bonding of wood articles. Preferably, an oxazolidine is combined with a base such as NaOH and a powdered absorbent such a...  
WO/1998/038229A1
Discloses compositions of urea dissolved in aqueous, polymerizable phenolic resole resins, wood-product laminated composite products produced with such resins, with or without the urea, and methods for the production of wood-product lami...  
WO/1997/031958A1
The invention relates to condensation products obtained by condensation of (A) of mixture comprising (a) a triazine of the general formula (I), in which R is C1-C6 alkyl, unsubstituted phenyl or phenyl substituted up to three times with ...  
WO/1997/018251A1
A catalyst curing system or hardener for resorcinolic resins, such as resorcinol-formaldehyde or phenol-resorcinol-formaldehyde resins including methylolurea. The methylolurea may be used in combination with oxazolidine in ratios ranging...  
WO/1997/012925A1
A halogen-free flame-retardant epoxy resin composition containing: (A) a bisphenol A epoxy resin; (B) a novolak epoxy resin; (C) a phenol resin curative; (D) a cure accelerator; and (E) an inorganic filler. The curative (C) is a nitrogen...  
WO/1997/007149A1
Condensation products obtainable by the condensation of a mixture containing as the essential components: (A) 90 to 99.9 mol% of a mixture substantially consisting of (a) 30 to 100 mol% melamine and (b) 0 to 70 mol% of a substituted mela...  
WO/1997/002216A1
There is provided a composition comprising tannin containing hydroxyl groups which has been (a) chemically modified by reaction of at least one of said hydroxyl groups with at least one member selected from the group consisting of an est...  
WO/1997/000900A1
A process for preparing ashless and low-ash phenolic resole resins having no amine odor, and a process for preparing storage-stable mixtures or premix solutions of phenol-formaldehyde resin and urea or urea-formaldehyde resins. These pro...  
WO/1996/028495A1
A process for producing an oil soluble interpolymer polymer of 1,2-alkylenediamine such as N-ethyl ethylenediamine, aldehyde-provider such as formaldehyde, and ortho-unsubstituted hydroxyaromatics such as 4-polyalkylene phenol is disclos...  
WO/1996/023014A1
Aqueous aminoplast resins with a solids content of 50 to 75 wt % and a viscosity, related to a solids content of 67 wt %, of 150 to 400 mPa.s (measured at 20 �C and a shear gradient of 500 s-1) containing per mol melamine (component a)...  
WO/1996/020229A1
Dyed melamine-formaldehyde condensation products are prepared by mixing pigments or dyes with a reaction mixture that contains base compounds for preparing melamine-formaldehyde condensation products. For that purpose (A) a mixture is us...  
WO/1996/016097A2
A process for the production of modified phenol-aldehyde resins includes the use of a modifier selected from melamine, urea, and other suitable nonvolatile organic compounds. The phenolic component of the resins preferably includes a dif...  
WO/1996/014125A1
A method for the removal, separation, and concentration of cesium cations from a source solution which may contain larger concentrations of other alkali metal ions comprises bringing the source solution into contact with a polymeric resi...  
WO/1996/014371A1
Mannich condensation products prepared by the condensation of a compound of formula (XIV), wherein R1 is hydrogen, hydroxy, lower alkyl or lower alkoxy; R3 and R4 are independently hydrogen or lower alkyl; R5 is hydrogen, alkyl, phenyl, ...  
WO/1996/012757A1
Provided is a composition for making a foam including a reactive phenolic resin, urea, and an isocyanate. Also provided is a method for making the foam and a foam made from the composition.  
WO/1996/012756A1
A process for the manufacture of a foamed product in which a reactive phenolic resin is mixed with urea and an isocyanate, and this mixture is then mixed with an acid catalyst. The phenolic resin polymerizes, thereby liberating water and...  
WO/1996/003450A1
The invention concerns a process for preparing aqueous aminoplastic resins which are suitable as binders for producing derived timber products. The process is characterized in that: a) 1 mole melamine; b) a concentrated aqueous solution ...  
WO/1995/031447A1
A method for preparing a desired benzoxazine compound comprises preparing a substantially homogeneous reaction mixture that includes a phenolic compound, a primary amine, and an aldehyde, but no solvent other than for the solvency which ...  
WO/1994/015982A1
Proposed are highly reactive urea-modified phenolic resins for use as core binders in the manufacture of chipboards. First, phenol and formaldehyde are condensed together until just before the gel point in such a way that the addition of...  
WO/1994/001493A1
A method for curing a composition and a curable composition, using at least one novolak resin; at least one resin curing agent selected from the group which consists of substituted melamines; at least one compound comprising at least one...  
WO/1993/021124A1
In a method for accelerating the hardening of mineral wool impregnated with melamine binders in a microwave oven, at least one dihydroxy aromatic is added to the binder in an amount of 1 to 8 % by weight based on the binder before applic...  
WO/1993/001237A1
A flexible phenol-aldehyde resin composition comprising, for 100 parts by weight, about 65-80 parts by weight of a resol-type phenol-aldehyde resin, about 10-25 parts by weight of at least one glycol, and about 5-12 parts by weight of at...  

Matches 201 - 250 out of 1,339