|
Match
|
Document |
Document Title |
|
|
3875090 |
Impact and abrasion resistant coating composition
A high impact and abrasion resistant coating composition is described comprising a mixture of a partially hydrolyzed vinyl chloride-vinyl acetate copolymer, an alkyd and an isocyanate terminated...
|
|
|
3872182 |
Thermoplastic moulding composition on the basis of polyoxymethylene
A thermoplastic molding composition is composed of a linear poly(oxymethylene) and a graft copolymer the side chains of which consist essentially of oxymethylene groups. The said graft copolymer...
|
|
|
3872060 |
Method of sulfoalkylating polyhydric alcohols and the corresponding product
The present invention relates to a method for forming a sulfoalkylated ester of a polyhydric alcohol and the corresponding product. The process comprises reacting a polyhydric alcohol with a sulfur...
|
|
|
3867329 |
Composition for a hydrogel dilator article of manufacture and method for making same
Composition, article of manufacture, and a method for forming a hydrogel dilation device for use internal the human body. An aqueous monomer solution, appropriate cross-linking agents, and...
|
|
|
3859269 |
OXIDATIVE DEGRADATION OF POLYVINYL ALCOHOL
Polyvinyl alcohol (PVA) solutions are reduced in viscosity in a predictable manner by reacting solutions of commercially available PVA with small amounts of hydrogen peroxide at high temperature in...
|
|
|
3852100 |
TREATMENT OF POROUS SURFACES OF ARTICLES OF MANUFACTURE
Porous structures, e.g., concrete, wood, cinder block, ceramics, tiles, etc. are rendered less permeable by applying, e.g., spraying or painting to their surface, an aqueous solution having a pH...
|
|
|
3850770 |
RADIATION CURABLE COMPOSITIONS FROM ACRYLURETHANE RESINS
Photopolymerizable compositions comprise (1) 40 to 80% by weight of unsaturated acrylurethane resin prepared by reacting a diisocyanate monomer with polyhydric alcohols, and then reacting said...
|
|
|
3848802 |
METHOD AND APPARATUS FOR THE PREPARATION AND EJECTION OF A VISCOUS DILATANT MATERIAL
A method and apparatus for the preparation of a viscous dilatant material and its application to a substrate. Reactants are internally admixed to prepare the dilatant material in a highly efficient...
|
|
|
3843603 |
LIGHT-SENSITIVE POLYMERIC ESTERS CONTAINING AZIDO SUBSTITUTED STYRYL GROUPS
A light sensitive polymeric ester comprises groups of the general formula N 3 -- R -- (CR 1 = CR 2 ) a -- (CR 3 = CR 4 ) b -- COO -- attached to carbon atoms of a polyhydric material wherein a...
|
|
|
3839307 |
PROCESS OF PRODUCING POLYVINYL ALCOHOL MICROGELS
Polyvinyl alcohol microgels which comprise stable fluids comprising water and about 0.05 to 10 percent by weight of polyvinyl alcohol partially crosslinked with tetravalent titanium ions, said...
|
|
|
3830685 |
POLYURETHANES REINFORCED BY POLYVINYL ALCOHOL CORD
A reinforced composition of improved physical properties is obtained by incorporating polyvinyl alcohol cords or fabrics into curable liquid urethane prepolymers. A strong chemical adhesion is...
|
|
|
3790341 |
METHOD OF DYEING POLYMERS CONTAINING NITRILE GROUPS AND ARTICLES MADE OF SAME
A method of dyeing polymers containing nitrile groups and articles made from such polymers so as to impart colors thereto ranging from yellow to brown, according to which sulfur is introduced into...
|
|
|
3779750 |
ELECTROPHOTOGRAPHIC ELEMENT WITH A PHOTOCONDUCTIVE COPOLYMER
Novel polymeric photoconductors are described which have as a repeating unit thereof a moiety having formula I or II shown below: ##SPC1## Wherein R 1 is an aromatic radical and R is an alkylene...
|
|
|
3779940 |
POLYISOCYANURIC ACID EMULSIFYING AGENTS AND DERIVATIVES
A mixture of molecules containing all of the following groups exhibit surface activity: isocyanurate, hydrogen-substituted isocyanurate, metal substituted isocyanurate, and at least one group...
|
|
|
3723401 |
POLYMERIC DERIVATIVE OF 1-PHENYLISOPROPYLAMINE WITH CARBOXYFORMAL OF POLYVINYL ALCOHOL, METHOD OF PRODUCING AND APPLICATION THEREOF
The present invention relates to a new compound which is a polymeric derivative of 1-phenylisopropylamine with carboxyformal of polyvinyl alcohol, to a method of their producing and application....
|
|
|
3715336 |
COPOLYMERS OF VINYL AMINE AND VINYL ALCOHOL AS FLOCCULANTS
Vinyl amine/vinyl alcohol copolymers prepared by hydrolysis of vinyl carbamate/vinyl acetate copolymers serve as effective flocculants in the clarification of aqueous suspensions of finely divided...
|
|
|
3713881 |
PAPER COATING COMPOSITIONS AND PAPER COATED THEREWITH
An aqueous pigment coating composition essentially containing water-soluble modified polyvinyl alcohol as a coating binder having one kind or plural different kinds of substituent group selected...
|
|
|
3697528 |
RADIATION SENSITIVE MATERIALS CONTAINING BIPYRIDILIUM SALT OF A STRONG ACID
A radiation sensitive material based on nitrogeneous dications such as bipyridyls, preferably with a water soluble polymer as a support. Sensitisers and desensitisers are described. The materials...
|
|
|
3684784 |
QUATERNARY NITROGEN-CONTAINING RANDOM COPOLYMERS
New compositions of matter which are nitrogen-containing random copolymers which comprise recurring units of formulas alone, or in combination with one or more of the recurring units of formulas:...
|
|
|
3674767 |
NOVEL POLYMERIC MATERIALS CONTAINING TRIAZINYL GROUPS
A polymer that is substituted by pendant triazinyl groups of the formula: ##SPC1## Where X represents a radical capable of reacting with a biologically active substance, and Y represents a halogen...
|
|
|
3673612 |
NON-THROMBOGENIC MATERIALS AND METHODS FOR THEIR PREPARATION
Non-thrombogenic materials prepared by reacting a heparin-type anticoagulant, hydroxyl, or combinations of hydroxyl and acetal groups that are part of already synthesized macromolecules having an...
|
|
|
3674768 |
MODIFIED POLYALCOHOL
Transition metal-containing catalysts are prepared by reacting a transition metal compound with a polymer containing trivalent phosphorus and hydroxyl groups. The phosphorus-containing polymer is...
|
|
|
3673125 |
METHOD OF PRODUCING POLYVINYL ACETAL POROUS ARTICLES
A mixed solution of polyvinyl alcohol and gelatinized starch for manufacturing polyvinyl acetal porous articles is prepared by introducing forcedly at a constant rate a dispersion formed by adding...
|
|
|
3669924 |
STABILIZED POLYVINYL NITRATE AND PROCESS
A novel stabilized polyvinylnitrate and a process for the production thereof including the precipitation of the compound from organic solutions containing same.
|
|
|
3669955 |
QUATERNARY PYRIDINIUM SALT-STARCH ETHER DERIVATIVES
A quaternary pyridinium salt-polyol ether product represented by the formula: ##SPC1## Where R 1 , R 2 , R 3 , R 4 and R 5 are hydrogen or methyl and R is starch.
|
|
|
3668166 |
POLYVINYL ALCOHOL ADHESIVES
The invention relates to polyvinyl alcohol compositions and aqueous adhesives formed therefrom which are characterized by improved rheological properties. The employment of polyvinyl alcohol having...
|
|
|
3666739 |
PREPARATION OF UNSATURATED COMPOUNDS BY XANTHATE DECOMPOSITION
Simple and complex unsaturated compounds are prepared by decomposition of certain xanthate esters, Xanthate esters of the form: where R is an alkyl function having at least one H in a position...
|
|
|
3656884 |
PROCESS FOR THE PREPARATION OF GRAFTED SOLID MATERIALS OF WATER-AFFINITIVE POLYMERS
Process for the preparation of grafted solid materials of water-affinitive polymers such as polyvinyl alcohol, acetalized polyvinyl alcohol, polyamide, polyacrylonitrile and cellulose, which...
|
|
|
3647528 |
POLYVINYL ALCOHOL COATING COLORS
Polyvinyl alcohol having a 4 percent solution viscosity at 20° C. in the range of 7.5 to 16 centipoises is uniquely adapted to function as the sole pigment binder in paper coating colors and to...
|
|
|
3644231 |
POROUS MEMBER FOR DIFFUSING AIR AND PROCESS FOR PRODUCING THE SAME
The invention relates to a method of foaming a solution of a polyvinyl acetal resin containing a foaming agent and thereafter impregnating said foam with a precondensate or monomer of curable...
|
|
|
3640734 |
PREPARATION OF FIBROUS REINFORCED CASING FROM ALKALI SOLUBLE POLYVINYL ALCOHOL COPOLYMERS
A novel fibrous casing for packaging sausages and other meat and food products comprises a saturating tissue, preferably a long fiber hemp paper, coated or impregnated with an insolubilized...
|
|
|
3640735 |
FIBROUS REINFORCED POLYVINYL ALCOHOL CASINGS
A novel fibrous casing for packaging sausages and other meat and food products comprises a saturating tissue, preferably a long fiber hemp paper, coated or impregnated with an insolublized...
|
|
|
3637394 |
PHOTOGRAPHIC ELEMENTS CONTAINING SYNTHETIC POLYMERIC VEHICLES
Novel synthetic polymers derived from poly(vinyl alcohol) useful as hardenable gelatin replacements in compositions, photographic emulsions and elements, and a process for preparing said polymers...
|
|
|
3624062 |
PHENOXARSINYL ETHERS OF POLYMERIC POLYHYDROXY COMPOUNDS AND PREPARATION
Polymeric polyhydroxy compounds, e.g., cellulose, starch, cellulose loweralkyl ethers, cellulose lowerhydroxyalkyl ethers, cellulose loweralkyl lowerhydroxyalkyl mixed ethers,...
|
|
|
3619371 |
PRODUCTION OF A POLYMERIC MATRIX HAVING A BIOLOGICALLY ACTIVE SUBSTANCE BOUND THERETO
A polymeric matrix having a biologically active substance chemically bound thereto, which comprises a polymer and a biologically active substance linked by groups of the formula: ##SPC1## Where Y...
|
|
|
3617190 |
METHYLOLATED SULFONAMIDES AND CROSSLINKING OF POLYMERS THEREWITH
Dimethylol sulfonamides, alkyl ethers thereof and polymers therefrom are produced and said materials are used to react with cellulosic materials and to bind polyhydroxylated polymers to cellulosic...
|
|
|
3616191 |
LOW TEMPERATURE EXTRUSION PRIMER
A method of obtaining improved adhesion of extruded olefin polymer coating materials to packaging material substrates, involving the use of a hydrolyzed copolymer of an olefin and ester of an...
|
|
|
3548031 |
SHAPABLE POLYVINYL ALCOHOL COMPOSITION
|
|
|
3544505 |
LIQUID COATING COMPOSITION
|
|
|
3544659 |
PREPARATION OF CYCLIC ETHER GRAFT COPOLYMERS
|
|
|
3542855 |
PROCESS FOR PREPARING ACETOACETIC ACID ESTERS
|
|
|
3534064 |
CYCLIC ORGANIC COMPOUNDS
|
|
|
3525713 |
REACTION OF HALOCYCLOALKENYLACYL HALIDES WITH PREPOLYMERS
|
|
|
3519701 |
POLYVINYL ESTERS AND DERIVATIVES THEREFROM
|
|
|
3519604 |
COMPOSITION COMPRISING AN EPOXY RESIN,A POLYCARBOXYLIC ACID ANHYDRIDE AND AN AMINOPYRIDINE
|
|
|
3518242 |
POLYVINYL ALCOHOL AND DERIVATIVES CROSSLINKED WITH TITANIUM,PERMANGANATE,OR VANADYL IONS
|
|
|
3516858 |
SELF-BONDING MAGNET WIRE AND PROCESS FOR PREPARING SAME
|
|
|
3515696 |
POLYESTERS FROM HYDROXYALKOXYBENZOIC ACIDS,POLYOLS AND POLYCARBOXYLIC ACIDS
|
|
|
3514421 |
AQUEOUS COATING COMPOSITIONS
|
|
|
3511648 |
ELECTROPHOTOGRAPHIC COATINGS
|