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WO/1998/055523A1 |
A novel phenolic resin which has high Tg, low hygroscopicity,low molding shrinkage, high adhesion, and high fluidity, and wherein structure (I) or (II) is present in the main chain skeleton; resin compositions and molding materials each ...
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WO/1998/054243A1 |
A composition is prepared for the manufacture of a foam material based on phenolic resin comprising components for the manufacture of a phenolic resin, acid material and carbonate containing material, in which the carbonate containing ma...
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WO/1998/050467A1 |
A resin composition excellent in strength performance and water resistance due to the use of a lignin; and a board excellent in strength performance and water resistance due to the use of the resin composition. The resin composition is o...
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WO/1998/050458A1 |
Provided is a foamable, phenolic resin composition adapted to form a closed-cell phenolic resin foam under substantially atmospheric pressure. The foamable, phenolic resin composition is formulated from a resol resin, a blowing agent, an...
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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...
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WO/1998/042877A1 |
The invention relates to condensation products carrying carboxyl groups containing phenols and carbonyl compounds with a tanning and retaining effect. The leathers produced therewith are biologically degradable.
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WO/1998/039320A1 |
A new class of 3-diazo-3,4-dihydrocoumarin compounds which are useful as photoactive compounds in a wide variety of applications including photoresists and other opto-electronic applications are disclosed and claimed. Preferred embodimen...
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WO/1998/030597A1 |
The specification describes a process for making gelled ink resins which exhibit improved properties. In a preferred embodiment, a rosin-based or hydrocarbon-based resin is mixed with an organic solvent and reacted with a cross-link agen...
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WO/1998/027130A1 |
The present invention provides a method for producing a film forming, fractionated novolak resin having consistent molecular weight and superior performance in photoresist composition, by isolating such novolak resin fractions without hi...
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WO/1998/027462A1 |
A process for making a light-sensitive positive photoresist composition containing a film forming resin, a photoactive compound, a solvent, and a polymeric additive obtained by condensing a multihydroxyphenol and a ketone, where substant...
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WO/1998/026865A1 |
A colloidal aggregate suitable for use in the curing of resins comprises a continuous phase of a water based encapsulent material and a dispersed phase comprising one or more strong acids. The continuous phase advantageously comprises a ...
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WO/1998/027129A1 |
The present invention provides a method for producing a film forming, fractionated novolak resin having consistent molecular weight and superior performance in photoresist composition, by isolating such novolak resin fractions without hi...
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WO/1998/027128A1 |
The present invention provides a method for producing a water insoluble, aqueous alkali soluble novolak resins fractions having consistent molecular weight and superior performance in photoresist composition, by fractionating novolak res...
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WO/1998/024820A1 |
The invention relates to build-up agents which comprise a condensation product among an aldehyde, a phenol compound and an aromatic carboxylic acid, hydroxy-substituted on the aromatic nucleus. The products are particularly effective in ...
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WO/1998/023584A1 |
Arylcyanates are produced by reacting polyvalent phenols with a halogen cyanogen in the presence of a tertiary amin and a non-aqueoues solution at high temperature. The tertiary ammonium halogenide obtained as a secondary product is full...
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WO/1998/010009A1 |
A process for preparing a polyimide-containing polyhydric phenol resin comprising reacting an acid anhydride with a diamine compound in the presence of a polyhydric phenol resin containing two or more phenolic hydroxyl groups per molecul...
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WO/1998/006766A2 |
Dimethylpropylamine is provided. This new amine surprisingly has a significantly less offensive odor and is considerably less prone to be impregnated in or coat the skin and clothing than are other amines which are utilized to catalyze p...
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WO/1998/003568A1 |
This invention relates to a resin composition capable of being thermally cured having both a long pot life at low temperatures and a fast curing rate at higher temperatures containing a mixture of (a) a phenol-formaldehyde resole resin, ...
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WO/1998/002473A1 |
This invention relates to benzylic ether phenolic resole resins and the process for preparing them. The benzylic ether phenolic resole resins are prepared by heating phenol and an aldehyde in a sealed reaction vessel in the presence of a...
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WO/1997/048746A1 |
The present invention provides novel novolak compounds which are particularly useful as adhesion promoting curing agent in compositions which comprise epoxy resins and the compositions themselves.
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WO/1997/025359A1 |
The present invention provides methods for producing water insoluble, aqueous alkali soluble novolak resins having consistent molecular weight and a very low level of metal ions, utilizing a solid acid condensation catalyst. A method is ...
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WO/1997/024385A1 |
Disclosed are acid hardenable phenolic resin compositions and novolac compositions modified with about 5 to about 15 % by weight of at least one reactive diluent selected from the group consisting of benzylic alcohol, benzylic ether, eth...
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WO/1997/020873A1 |
The present invention provides a method for producing a water insoluble, aqueous alkali soluble novolak resins having consistent molecular weight and superior performance in photoresist composition, by isolating such novolak resin withou...
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WO/1997/019970A1 |
A continuous process for the production of a phenolic-based cyanate ester resin is provided and includes the steps of: feeding a phenolic organic compound, a trialkylamine and a cyanogen halide into a continuous, plug-flow type reactor; ...
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WO/1997/019977A1 |
This invention relates to a hybrid phenolic/polysiloxane resin derivable by (A) reacting a phenolic compound with (a) a siloxane polymer or (b) an aldehyde and (B) reacting the reaction product of stage (A) (a) with an aldehyde, or, (A) ...
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WO/1997/019969A1 |
The present invention provides methods for producing a photoresist having a very low level of metal ions, utilizing a treated chelating ion exchange resin to make the neutral ammonium salt or acid form. A method is also provided for prod...
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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...
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WO/1997/017385A1 |
The flexibilized phenolic resins proposed contain rubbers, containing functional groups, which are incorporated in the phenol/aldehyde condensation products. They are produced by subjecting the phenolic compound and 3-20 % by wt. of rubb...
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WO/1997/013887A1 |
An aqueous liquid surface treatment composition having a pH value not more than 6.5 and containing phosphoric acid ions, condensed phosphoric acid ions, an oxidizing agent, and a water-soluble polymer consisting, except for end groups, o...
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WO/1997/012922A1 |
This invention is a partially- or semi-cured foam (2, 12) used to form the pipe insulation. The semi-cured foam is very flexible and can be formed around a pipe (4) for a long period of time after production. The semi-cured phenolic foam...
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WO/1997/011929A1 |
The present invention provides methods for producing TPPA having low level of metal ions, utilizing treated ion exchange resins. A method is also provided for producing photoresist composition having a very low level of metal ions from s...
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WO/1997/011101A1 |
A process for producing a water insoluble, aqueous alkali soluble, film forming novolak resin fraction having a low metal ion content, made by the fractionation of a phenol formaldehyde condensation product, a process for producing a pho...
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WO/1997/011100A1 |
A process for producing a water insoluble, aqueous alkali soluble, film forming novolak resin having low metal ions, made by the fractionation of a phenol formaldehyde condensation product, a process for producing a resin, a photoresist ...
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WO/1997/004145A1 |
A surface of aluminiferous metal is brought into contact at 25 to 65 C� for 2 to 100 seconds with a surface treatment bath with a pH of 1.0 to 6.0 that contains phosphate ions, dissolved titanium and/or zirconium compounds, dissolved f...
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WO/1997/004144A1 |
A surface of predominantly tin metal is brought into contact at 35 to 65 �C for 5 to 60 seconds with a surface treatment bath with a pH value not less than 6.0 that contains orthophosphate ions, condensed phosphate ions, and a water so...
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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...
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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...
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WO/1996/035723A1 |
The object of the invention is to provide a procedure for the anti-scaler production for coating the reactors of polymerizing for monomers, of the types obtained by means of the napththols condensation with an aldehydic cross-linking pro...
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WO/1996/035759A1 |
The specification discloses a process for making high viscosity gelled ink resins which exhibit improved properties. In a preferred embodiment, a precursor resin is conducted through an extruder with a cross-linking agent, preferably a h...
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WO/1996/035724A1 |
The object of the invention is to provide an anti-scaler for coating the polymerizing reactors for monomers, of the liquid types, obtained by means of the naphthols condensation with analdehydic cross-linking product, characterized by th...
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WO/1996/033238A1 |
Phenolic siloxane composition are prepared by 1) combining phenol with an aldehyde and an alkoxy or silanol-functional silicone intermediate, 2) combining a phenolic novolac resin with a formaldehyde donor and an alkoxy or silanol-functi...
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WO/1996/029363A1 |
A bridging composition is described and claimed for cross-linking phenolic resols or forming novolac resins. The composition contains at least partially sulphonated cyclic phenolic oligomers, optionally combined with at least partially s...
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WO/1996/023013A1 |
The invention is directed to a process of preparing multicyanate esters by: a) reacting an adduct of a tertiary amine and a phenol-formaldehyde oligomer with cyanogen halide in a solvent to form a reaction product stream containing at le...
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WO/1996/020965A1 |
The present invention provides methods for producing water insoluble, aqueous alkali soluble novolak resins having a very low level of metal ions, utilizing treated chelated ion exchange resins to make the neutral ammonium salt or acid f...
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WO/1996/021211A1 |
A water insoluble, aqueous alkali soluble novolak resin, process for producing such a novolak resin, a photoresist containing such a novolak resin, and a method for producing a semiconductor device, wherein the resin is isolated by sub-s...
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WO/1996/021176A1 |
The present invention provides methods for producing water insoluble, aqueous alkali soluble, film forming novolak resins having an extremely low level of metal ions, utilizing treated anion and cation exchange resins. A method is also p...
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WO/1996/020232A1 |
A process to make an allyl ether, allyl thioether or allyl amine comprising the step of reacting an active-hydrogen-containing compound containing at least one hydroxyl, thiol, ester or amine group with a compound containing an allyl car...
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WO/1996/020233A1 |
Epoxy-containing compounds are prepared by: (1) providing an allyl reagent; (2) allylating one or more compounds containing at least one active-hydrogen atom per molecule using the allyl reagent from step (1), whereby an allyl ether, all...
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WO/1996/015169A1 |
A method for preparing a phenolic resin, the method including a first stage in which an aldehyde compound is reacted with a phenol compound in a molar ratio of aldehyde to phenol of less than 1 in the presence of a catalyst such that the...
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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...
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