Patents
Patents for C08G 73 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen, with or without oxygen or carbon, not provided for in groups (26,191)
01/1988
01/13/1988EP0252415A2 Novel polyester polymers
01/13/1988EP0129562B1 Solar cell comprising a protective polyimide coating and method for protecting solar cells
01/12/1988US4719283 Preparation of polyimide from bis-imide and benzocyclobutene
01/12/1988US4719282 Antistatic agents
01/12/1988US4719281 Nonlinear optical response
01/12/1988US4718918 Epihalohydrin with a polyalkylene polyamine
01/12/1988CA1231500A1 Thermoplastic, non-crosslinked anhydride polymers, imide polymers, and process for preparation
01/07/1988EP0251828A1 Insulating resin composition and semiconductor device using the same
01/07/1988EP0251357A1 Engineering thermoplastics containing pendant benzocyclobutene groups
01/07/1988EP0251110A2 Flexibel bismaleinimides
01/07/1988EP0251072A2 Ionic bond containing polymers
01/07/1988EP0250715A1 Resins from phenolics and oxazolines using phosphorous acid esters as catalysts
01/07/1988EP0250518A1 Sulphur-containing nitrogenous electronic conductors polymers, preparation processes thereof and electrochemical generator using such polymers.
01/07/1988EP0250492A1 Biodegradable synthetic polypeptide and its utilization in therapeutics
01/05/1988US4717764 Benzimidazole-aromatic polyamides from aromatic (di)(tri) (tetra) amines and aromatic dicarboxylic acids
01/05/1988US4717634 Durability, high voltage discharge
01/05/1988US4717394 Polyimide gas separation membranes
01/05/1988US4717393 Photochemically crosslinked aromatic polyimides
01/05/1988CA1231196A1 Sulfonate-terminated polyimides and polyamic acids and method for their preparation
12/1987
12/29/1987US4716216 High solvent resistance
12/29/1987US4715993 Process for preparing certain 1,4-di[ω-(2-hydroxyethylamino)alkylamino]anthraquinone free bases
12/23/1987EP0250131A2 Epoxidized polyalkyleneamineamide wet strength resin
12/23/1987EP0249881A1 Liquid crystal aligning agent
12/22/1987US4714779 Aromatic aryl amine polymers
12/22/1987US4714755 Based on a cyclohexane dimethanol, a dicarboxylic acid and a tricarboxylic acid-ammonia-modified polyether
12/22/1987US4714754 Polyetherimide esters
12/22/1987US4714753 Molding materials
12/22/1987US4714726 Bismaleimide, silver powder, electron donor solvent
12/22/1987US4713975 Dense star polymers for calibrating/characterizing sub-micron apertures
12/17/1987WO1987007622A1 Homogeneous thermoset copolymers
12/17/1987DE3620022A1 Polyphenylene-1,3,4-oxadiazole polymers
12/16/1987EP0249416A2 Method for modifying polymer surfaces with surface-active polymer blocks tethered to non-surface-active components
12/16/1987EP0248915A1 Polymers having isoindole structure and process for their preparation
12/15/1987US4713442 Polyaromatic cyanate
12/15/1987US4713438 Amide and/or imide containing polymers and monomers for the preparation thereof
12/09/1987EP0248666A1 Improvements in two-stage polybenzimidazole process
12/08/1987US4711964 Bisdiene from bis-benzocyclobutene compound
12/08/1987US4711948 Molding materials; aircraft
12/08/1987US4711947 Translucent polyetherimide ester compositions
12/08/1987US4711933 Polyetherimide esters
12/03/1987WO1987007282A1 Preparation of aromatic heterocyclic polymers
12/03/1987WO1987007183A1 Specific immunoassay for heparin
12/02/1987EP0247856A2 Preparation of aromatic heterocyclic polymers
12/02/1987EP0247637A1 Copolymerized polyamic acid salts and process of producing them
12/02/1987EP0247629A2 Process for calibrating/characterizing sub-micron apertures
12/02/1987EP0247358A2 Copolymeric and amphiphilic and polyimide precursor, process for preparing the same and thin film
12/02/1987EP0247084A1 Method of preparing high molecular weight polyimide, product and use
11/1987
11/25/1987EP0246601A1 Scale deposition preventing agent
11/24/1987US4709008 Blend of tris (cyanatophenyl) alkane and bis(cyanatophenyl) alkane
11/24/1987US4709006 Polybenzobisthiazole from aryloxy naphthalic diacid
11/24/1987US4708994 Curing, crosslinking; solvent resistance
11/24/1987US4708972 Water and flame proof
11/19/1987EP0245815A2 Soluble and/or fusible polyimides and polyamidimides
11/19/1987EP0245244A1 A process for continuously preparing aromatic polyamines with ion exchange resin catalysts.
11/17/1987US4707316 Polyamino-bis-maleimide prepolymer, method for manufacture thereof, and method for manufacture of laminate using said prepolymer
11/12/1987DE3618714A1 New polyanhydride siloxane and polyimide-siloxane polymers - prepd. from polyanhydride siloxane and organic di:amine, useful for moulding, coating etc.
11/11/1987EP0244828A2 Fluorine-containing polymer and process for preparing the same
11/11/1987EP0244715A1 Use of polymides prepared from polyamide acids
11/10/1987US4705834 Breaking oil in water emulsions
11/10/1987US4705824 From a diazlactone and diamine, composites
11/10/1987US4705540 Polyimide gas separation membranes
11/10/1987CA1229196A1 Polyimide molding compositions
11/10/1987CA1229195A1 Melt-fusible polyimides
11/04/1987EP0243806A2 Pendant quinodimethane-containing polymers
11/04/1987EP0243780A2 Polycationic block copolymers
11/04/1987EP0243507A1 Flexible laminate for printed circuit board and process for its production
10/1987
10/28/1987EP0242815A2 Soluble polyimides
10/27/1987US4703103 Polyphosphoric acid catalyst
10/27/1987US4703085 Maleimide copolmers blended with alkyl azoline-isobutylene-alkyl oxazoline block copolymers
10/27/1987US4702953 Laminates of polyhydantoins
10/22/1987DE3709705A1 Als polymermaterial geeignete, aromatische diamine und verfahren zu ihrer herstellung As a suitable polymer material, aromatic diamines and methods for their preparation
10/21/1987EP0241937A2 Polyimide gas separation membranes
10/21/1987EP0241672A1 Process for preparing thermoplastically processable aromatic polyamides and polyamidimides
10/20/1987US4701511 Method of making diglyme soluble siloxane-imide copolymers
10/20/1987US4701300 Polyamide ester photoresist formulations of enhanced sensitivity
10/20/1987CA1228449A1 Preparation of polyalkylene polyamines
10/15/1987DE3612372A1 Heat-resistant, curable adhesive coating material
10/14/1987EP0241133A2 Polymaleimide compound and a composition containing the same
10/13/1987US4699970 Resin from phenolic and oxazoline using phosphorous acid ester as catalyst
10/13/1987US4699804 Contacting polymerizable compound with polymer article containing catalyst; polymerizaing
10/08/1987WO1987005914A1 Self-doped polymers
10/07/1987EP0240249A2 Polyamide acid solution for forming a polyimide film
10/07/1987EP0240115A2 Abrasion resistant coatings
10/07/1987EP0240011A2 Process for the preparation of heterocyclic styryl compounds and reaction products
10/07/1987CN86107279A Self-doped polymers
10/06/1987US4698295 Polyimides, a process for their preparation and their use, and tetracarboxylic acids and tetracarboxylic acid derivatives
10/01/1987DE3610649A1 Polymers containing triphenylamine units
09/1987
09/30/1987EP0238948A2 Basic polycondensate
09/30/1987EP0238716A2 Copolyimides and polyamic-acid precursors therefor
09/29/1987US4696998 Cyclic heterocarbonates and methods for their preparation and use
09/29/1987US4696994 Transparent aromatic polyimide
09/29/1987US4696981 Method of manufacturing polyamino acid with microwaves
09/29/1987US4696961 Polytriazines
09/29/1987US4696890 Processes for preparing protective coatings and relief structures
09/29/1987CA1227590A1 Amide ether imide block copolymers
09/24/1987DE3609815A1 Quinone polymers
09/23/1987EP0237849A2 Process for preparing poly(etherimide)-polylactam block copolymers
09/23/1987EP0237763A2 Process for preparing heat-curable prepregs or semi-finished products of bismaleinimide resins
09/23/1987EP0237562A1 Encapsulating compositions
09/22/1987US4695612 Secondary amine-terminated oligomers and copolyurethanecarbonates prepared therefrom