baber/WOPTO huggingface dataset:
Patent NZ-214568-A (NZ)
Title: Making core for fibre optics cable with alternately left and right handed helical grooves
Inventor: PORTINARI A
IPC: H02G15/24
Filed: 1985-12-16
Abstract: A joint according to the invention between a cable (23) having an extruded insulation and a cable (10) having an insulation aided by a dielectric fluid comprises a through insulator (1) containing a metal bar (5) at whose ends (6, 7) the conductors (9, 22) of the two cables (10, 23) are electrically and mechanically connected. 
<??>An insulation (27) of cross-linked material bonded to the through insulator (1) by means of an adhesive is present on the connection between the extruded insulation cable (23) and the through insulator (1). 
<??>A stratified insulation (15) enclosed within a metal box (19), filled with the insulating fluid of cable, is present on the connection between the cable (10) having an insulation aided by a dielectric fluid and the through insulator (1) and the metal box (19) is tightly connected to the through insulator (1) and the sheath (14) of the cable just cited.
Patent NZ-215435-A (NZ)
Title: Preparation of heparan sulphate and dermatan sulphate
Inventor: BONO RINALDO DEL
IPC: A61K31/715
Filed: 1986-03-11
Abstract: A process for producing natural heparan sulphate and dermatan sulphate for mixtures of proteoglycans from the aorta, myocardium and particularly vascularised organs, based on a series of precipitation and purification steps which enable the protein part of the proteoglycan to be eliminated and the two products to be obtained in substantially pure form, without any chemical or enzymatic degradation.When administered orally or parenterally, the heparen sulphate obtained exerts activation effects on antithrombin III and on the fibrinolytic process.The dermatan sulphate obtained exerts an inhibiting effect on Factor Xa and also possesses the property of activating the fibrinolytic effect of heparan sulphate.
Patent NZ-230891-A (NZ)
Title: Fibre blowing brake
Inventor: JENKINS PETER DAVID
IPC: B65H59/10
Filed: 1989-10-04
Abstract: Apparatus is described for inhibiting fluid flow and fibre package (3) motion in a fibre blowing operation. The apparatus comprises a fluid flow passageway (8) with a valve (9), and a bypass passageway (7) for the fibre package (3) in the vicinity of the valve (9). A flexible membrane (11) is interposed between the fluid flow passageway (8) and the fibre bypass passageway (7), which membrane bears against the fibre package (3) and closes the bypass passageway when the valve (9) is closed.
Patent NZ-234528-A (NZ)
Title: Use of gla or dgla for preparing a medicament to reduce production of undesirable metabolites from arachidonic acid
Inventor: HORROBIN DAVID FREDERICK
IPC: A23L33/20
Filed: 1990-07-16
Abstract: A method of preparation of a medicament for reducing the risk of production of undesirable metabolites from free bodily AA on administration of AA to currect deficiency thereof, wherein GLA and/or DGLA as such or in the form of a salt dissociated at physiological pH is prepared as said medicament alone or incorporated in a pharmaceutically acceptable diluent or carrier.
Patent NZ-237061-A (NZ)
Title: Preparation of a yeast leavened dough; carbon dioxide gas production sufficient only to fully proof the dough
Inventor: VAN EIJK JOHANNES HENDRICUS
IPC: A21D2/18
Filed: 1991-02-11
Abstract: A dough for the preparation of yeast-leavened flour products is provided whereby the dough comprises yeast and an amount of sugar(s) fermentable by the yeast and wherein the maximal amount of CO2 gas produced during the proof is controlled and limited by the amount of fermentable sugar(s) present in the dough.
Patent NZ-242108-A (NZ)
Title: Azadecalin amides and thioamides, and pharmaceutical compositions
Inventor: WANNAMAKER MARION WOODS
IPC: A61P31/04
Filed: 1992-03-24
Abstract: Compounds of the formula <CHEM>  wherein     E   is O or S; G   is A-Y-B-D, A-Y-D, A-D or D1 wherein A   is a saturated C1-C14 alkylene of straight or branched chain cornfiguarion; Y   is oxygen, sulfur, sulfinyl or sulfonyl; B   is a saturated C1-C14 alkylene of straight or branched chain configuration; D   is a C1-C4 saturated or unsaturated alkyl of straight or branched chain configuration, -CF3, -CHF2, -CH2F, or phenyl; and D1   is H, -CF3, -CHF2, -CH2F, -CH3 or phenyl. are useful as inhibitors of cholesterol biosynthesis and as agents which lower total serum cholesterol in patients in need thereof.
Patent NZ-245109-A (NZ)
Title: Radial pneumatic tyre: tread of blocks divided by symmetric branched incisions
Inventor: LAGNIER ALAIN
IPC: B60C11/04
Filed: 1992-11-13
Abstract: In order to improve the compromise between the properties of adherence to snow-covered or icy ground and its wear properties, the tread of a tire which is provided with incisions having a width other than zero and, seen in cross section, fork-shaped traces with two branches, has grooves the walls of which are provided with an incision which forms with the trace of the groove a trace which is symmetrical to the trace of the incision which is parallel to and closest to said groove.
Patent NZ-251709-A (NZ)
Title: Carboxy-substituted hirudin derivative and its use
Inventor: BRUNDISH DEREK EDWARD
IPC: C07D295/185
Filed: 1993-04-15
Abstract: PCT No. PCT/EP93/00908 Sec. 371 Date Oct. 20, 1994 Sec. 102(e) Date Oct. 20, 1994 PCT Filed Apr. 15, 1993 PCT Pub. No. WO93/22344 PCT Pub. Date Nov. 11, 1993Novel compounds of the formula I    <IMAGE>l or are linked to form C3-C7 cycloalkyl and R3, R4 and R5 are the same or different and are hydrogen, C1-C4 alkyl, hydroxy, OR6, SR6, halogen, NR7R8, NO2, CN, CONR7R8 or CO2R9 wherein R6 is C1-C4 alkyl or C7-C10 aralkyl and R7, R8 and R9 are the same or different and are hydrogen, C1-C4 alkyl or C7-C10 aralkyl or R7 and R8 together with the nitrogen atom to which they are bound form 5 or 6 membered azacycloalkyl or oxazacycloalkyl; Arg is arginine [NH-CH(CH2CH2CH2NH-C(=NH)-NH2)-CO]; X is methine CH or nitrogen; n is an integer from 0 to 7; L is a peptide linker, and H is the carboxy terminal end of hirudin, and salts thereof, are provided. The novel compounds are useful for the medical treatment or prevention of thrombosis or diseases caused by thrombosis or can be used for the determination of thrombin in blood as diagnostic reagents.
Patent NZ-274770-A (NZ)
Title: Immunogenic preparations for improving utilisation of nutrients by ruminant or ruminant like animals
Inventor: BAKER SUZANNE KAY
IPC: A61P1/00
Filed: 1994-10-19
Abstract: PCT No. PCT/AU94/00633 Sec. 371 Date Apr. 19, 1996 Sec. 102(e) Date Apr. 19, 1996 PCT Filed Oct. 19, 1994 PCT Pub. No. WO95/11041 PCT Pub. Date Apr. 27, 1995A method for improving the nutrient uptake of a ruminant or ruminant-like animal comprising inoculating the animal with an immunogenic preparation effective in inhibiting the activity in the gastrointestinal tract of at least one species or strain of Archae. The immunogenic preparation comprises an antigen component prepared from methanogenic bacteria.
Patent NZ-299682-A (NZ)
Title: Sulphonimidamide derivatives, preparation and pharmaceutical compositions thereof
Inventor: KLEEMANN HEINZ-WERNER
IPC: C07C381/10
Filed: 1996-11-01
Abstract: Sulphonimidamides of formula R1N=S(O)(R2)N(R4)(R3) (I) and their salts are new: at least one of R1-R3 = a benzoylguanidine group of formula (a) optionally substituted in the phenyl ring by 1-4 of 1-8C alkyl, 2-8C alkenyl, (CH2)mR14, halo, CN, CF3, R22SO2, R23R24NCO, R25CO, R26R27NSO2, OR35, SR35 or NR35R36; m = 0-2; R14 = 3-8C cycloalkyl, phenyl optionally substituted by 1-3 of F, Cl, CF3, Me, OMe or NR15R16; R15, R16 = H or Me; R22, R23, R25, R26 = 1-8C alkyl, 2-8C alkenyl, (CH2)nR29 or CF3; or R23+R24, R26+R27 = 5-6 methylene groups with optionally one CH2 replaced by O, S, NH, NMe or N-benzyl; or R23, R25, R26 = H; n = 0-4; R29 = 3-7C cycloalkyl, phenyl optionally substituted by 1-3 of F, Cl, CF3, Me, OMe or NR30R31; R30, R31 = H or 1-4C alkyl; R24, R27 = H or 1-4C alkyl; R35, R36 = H or 1-6C alkyl; or R35+R36 = 4-7 methylene groups with optionally one CH2 replaced by O, S, NH, NMe or N-benzyl; or R35 = phenyl optionally substituted by 1-3 of F, Cl, CF3, Me, OMe, SO2R5, SO2NR6R7 or NR32R33; R5 = 1-6C alkyl; R6, R7 = H or 1-4C alkyl; R32, R33 = H or 1-4C alkyl; or R35 = 1-9C heteroaryl optionally substituted by 1-3 of F, Cl, CF3, CH3, OMe, OH, NH2, NHMe or N(Me)2; the remaining R1-R3 = 1-8C alkyl or (CH2)pR10; or the remaining R1, R2 = H; p = 0-4; R10 = phenyl optionally substituted by 1-3 of F, Cl, CF3, Me, OMe, SO2NR17R8 or SO2R9; R17, R8 = H or 1-4C alkyl; R9 = 1-4C alkyl; and R4 = H or 1-4C alkyl.
Patent NZ-303050-A (NZ)
Title: Spatial frame with a first element positionable relative to a second element
Inventor: TAYLOR HAROLD S
IPC: A61B17/60
Filed: 1996-02-16
Abstract: A spatial frame for positioning a first element or the like relative to a second element or the like. The spatial frame includes a first base for mounting to the first element; a second base for mounting to the second element; a plurality of adjustable effective length struts; connector structure for rotatably attaching the first ends of a first pair of struts relative to one another and relative to the first base; connector structure for rotatably attaching the first ends of a second pair of struts relative to one another and relative to the first base; connector structure for rotatably attaching the first ends of a third pair of struts relative to one another and relative to the first base; connector structure for rotatably attaching the second ends of the first pair of struts relative to one another and relative to the second base; connector structure for rotatably attaching the second ends of the second pair of struts relative to one another and relative to the second base member; and connector structure for rotatably attaching the second ends of the third pair of struts relative to one another and relative to the second base member.
Patent NZ-322318-A (NZ)
Title: Method for preparing camptothecin derivatives
Inventor: FANG FRANCIS GERARD
IPC: C07D491/04
Filed: 1996-11-01
Abstract: he application relates to a process for preparing camptothecin and camptothecin analogs of Formula (I) from compounds of Formula (II) and to intermediates useful in their preparation, wherein R1 to R6 represent various substituents.
Patent NZ-324425-A (NZ)
Title: Low fat spreadable food product
Inventor: WURSCH PIERRE
IPC: A23L35/00
Filed: 1997-01-13
Abstract: PCT No. PCT/IB97/00013 Sec. 371 Date Jul. 17, 1998 Sec. 102(e) Date Jul. 17, 1998 PCT Filed Jan. 13, 1997 PCT Pub. No. WO97/25875 PCT Pub. Date Jul. 24, 1997A low fat spreadable food product is disclosed which is usable as a butter replacer and has from 0 to about 30 wt. % fat. The product contains from 4 to 30 wt. % of thermally stabilized non crystalline particles of high amylose starch having a diameter in the range of 5 to 30 microns.
Patent NZ-332073-A (NZ)
Title: Substituted hydrazinecarboximines as non-peptidic protease inhibitors
Inventor: SOLL RICHARD M
IPC: C07C323/66
Filed: 1997-03-27
Abstract: The specification describes amidino and benzamidino compounds, including compounds of  above formula (I), wherein R1-R4, R6-R9, Y, Z, n and m are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts.  The claimed compounds are reported to inhibit proteolytic enzymes such as thrombin. Also described are methods for preparing the compounds of formula (I).
Patent NZ-332594-A (NZ)
Title: Packaging for a food product comprises two half cap shaped shells with tongue extensions and a sealing member between
Inventor: MILANO GIUSEPPE
IPC: B65D75/32
Filed: 1998-10-30
Abstract: Packaging 1 for a product such as a food product comprises first and second cap-shaped half-shells 2, 3 connected to each other along their associated mouth parts.  At least one of half-shells 2, 3 is closed by an associated sealing sheet 6, 7.  The first and second half-shells and the associated sealing sheet has associated projection-like formations 20, 30, 60, 70 for the localized opening of the packaging along the mouth edges.  The associated projection-like formations are aligned with and super-imposed over each other.  The formations of the first and second half shells are also separated from each other while the associated projection-like formation of the at least one of the half shells is connected to the projection like formation of the associated sealing sheet.
Patent NZ-333923-A (NZ)
Title: Cytostatic hydroxamic acid derivatives for inhibiting proliferation of tumour cells
Inventor: PEARSON LINDSEY ANN
IPC: A61K31/445
Filed: 1997-09-08
Abstract: The compounds of formula (I) may be used in medicaments for inhibiting proliferation of tumor cells in mammals.  In formula (I):  R is hydrogen or (C1-C6)alkyl;  R1 is hydrogen; (C1-C6)alkyl; (C2-C6)alkenyl; phenyl or substituted phenyl; phenyl (C1-C6)alkyl or substituted phenyl(C1-C6)alkyl; phenyl (C2-C6)alkenyl or substituted phenyl(C2-C6)alkenyl; heterocyclyl or substituted heterocyclyl; heterocyclyl(C1-C6)alkyl or substituted heterocyclyl(C1-C6)alkyl; or a group BSOnA- wherein n is 0,1 or 2 and B is hydrogen or a (C1-C6) alkyl, phenyl, substituted phenyl, heterocyclyl, substituted heterocyclyl, (C1-C6)acyl, phenacyl or substituted phenacyl group, and A represents (C1-C6)alkylene; hydroxy or (C1-C6)alkoxy; or amino, protected amino, acylamino, (C1-C6)alkylamino or di-(C1-C6)alkylamino; mercapto or (C1-C6)alkylthio; amino(C1-C6)alkyl, (C1-C6)alkylamino(C1-C6)alkyl, di-(C1-C6)alkylamino(C1-C6)alkyl, hydroxy(C1-C6)alkyl, mercapto(C1-C6)alkyl or carboxy(C1-C6) alkyl wherein the amino-, hydroxy-, mercapto- or carboxyl-group are optionally protected or the carboxyl-group amidated; lower alkyl substituted by carbamoyl, mono(lower alkyl)carbamoyl, di-(lower alkyl)carbamoyl, di-(lower alkyl)amino, or carboxy-lower alkanoylamino; or a cycloalkyl, cycloalkenyl or non-aromatic heterocyclic ring containing up to 3 heteroatoms, any of which may be (i) substituted by one or more substituents selected from C1-C6 alkyl, C2-C6 alkenyl, halo, cyano (-CN), -CO2H, -CO2R, CONH2, -CONHR, -CON(R)2, -OH, -OR, oxo-, -SH, -SR, -NHCOR, and NHCO2R wherein R is C1-C6 alkyl or benzyl and/or (ii) fused to a cycloalkyl or heterocyclic ring;  R2 is a C1-C12 alkyl, C2-C12 alkenyl or alkynyl, phenyl(C1-C6 alkyl)-, heteroaryl(C1-C6 alkyl), phenyl(C2-C6 alkenyl)-, heteroaryl(C2-C6 alkenyl)-, phenyl(C2-C6 alkynyl)-, heteroaryl(C2-C6 alkynyl)-, cycloalkyl(C1-C6 alkyl)-, cycloalkyl(C2-C6 alkenyl)-, cycloalkyl(C2-C6 alkynyl)-, cycloalkenyl(C1-C6 alkyl)-, cycloalkenyl(C2-C6 alkenyl, cycloalkenyl(C2-C6 alkynyl)-, phenyl(C1-C6 alkyl)O(C1-C6 alkyl)-, or heteroaryl(C1-C6 alkyl)O(C1-C6 alky)- group, any one of which may be optionally substituted;  R3 is the characterising group of a natural or non-natural alpha amino acid in which any functional groups may be protected; and  R4 is an ester or thioester group.  An example of a compound of formula (I) is 2S-(3S-Hydroxycarbamoyl-2R-isobutyl-hex-5-enoylamino)-2-phenylethanoic acid cyclopentyl ester.
Patent NZ-337730-A (NZ)
Title: use of an oligosaccharide hapten- carrier conjugate for immunizing against a bacterial or viral pathogen by administering
Inventor: MALCOLM ANDREW J
IPC: A61K39/104
Filed: 1996-06-06
Abstract: A conjugate having at least one oligosaccharide hapten having a multiple of repeat subunits and retaining at least one immunogenic epitope and a carrier which elicits a thymus dependent immune response in a subject is used in the manufacture of a medicament for providing an immune response against bacterial or viral pathogens in a mammal in need of such treatment. The oligosaccharide can from S. pneumoniae serotype 8 and the mammal can be a neonate.
Patent NZ-500267-A (NZ)
Title: Multiparticulate pharmaceutical form and apparatus for making same
Inventor: CLEE MARIE-CHRISTINE
IPC: A61K9/16
Filed: 1998-04-07
Abstract: A multiparticulate pharmaceutical form, in particular a tablet, is described. The tablet is characterized in that it consists of a plurality of particles, having a coating based on at least one disintegrating agent and at least one binding agent and optionally at least one active substance consolidated with one another by compression. The particles in which the active substance is distributed are obtained by hot extrusion without solvent of a mixture of the active substance with a thermoplastics material and chopping the filament or extrudate. Also described is a plant for making the abovementioned multiparticulate pharmaceutical form.
Patent NZ-500396-A (NZ)
Title: 5-Aryl-3-(8-azabicyclo(3.2.1)oct-3-yl)-1,3,4-oxadiazol-2(3H)-one derivatives as 5-HT4 receptor ligands
Inventor: JEGHAM SAMIR
IPC: C07D451/04
Filed: 1998-04-15
Abstract: The specification describes a compound of above general formula (I) in which R1 represents an alkyl or cycloalkyl-methyl group, X1 represents a hydrogen or halogen atom or an alkoxy group, or OR1 and X1 together represent a -OCH2O-, -O(CH2)2-, -O(CH2)3-, -O(CH2)2O- or -O(CH2)3O- group; X2 represents a hydrogen atom or an amino group; X3 represents a hydrogen or halogen atom, and R2 represents either a hydrogen atom, or an alkyl group optionally substituted, or a phenylalkyl group optionally substituted, or a -(CH2)nCO-Z group where n represents a number from 1 to 6 and Z represents a piperidin-1-yle group. The compounds have use in treating disorders in which 5-HT receptors are involved.
Patent NZ-504926-A (NZ)
Title: Transparent or translucent neutral density polymeric reflecting material for a lighting fixture
Inventor: BARNES THOMAS F II
IPC: F21V7/22
Filed: 1999-01-22
Abstract: A luminaire having both a direct and indirect lighting component is provided. The luminaire includes a fixture including a lamp. A neutral density polymeric material is disposed below the lamp. The neutral density polymeric material includes a polymeric substrate carrying a predetermined pattern for reflecting and transmitting incident light from the lamp.
Patent NZ-505803-A (NZ)
Title: Twin sheet thermoforming mould having one mould half with a retractable pinch off region to assist in shearing off the seam of a thermoformed article
Inventor: VAUGHAN STEWART
IPC: B29C51/32
Filed: 1999-01-21
Abstract: A method of twin sheet thermoforming is provided in which the seam (1) between sheets (7, 8) is trimmed from the finished part by a shearing action between cooperating edges of the mould halves (3, 4). In the preferred form, one mould half (4) is provided with a moveable pinch-off region (13) which retracts under pressure from the other mould half (3) to leave an edge of the mould half (4) adjacent the mould cavity which cooperates with an edge of the mould cavity of the other mould half (3) to provide the shearing action. The moveable pinch-off region may be a pinch-off member (13) supported in an annular channel (14) by a pre- compressed spring (15). The method allows significant plastic displacement of the material in the seam region for weld reinforcement along with trimming of the seam from the formed part within the mould in a one step process.
Patent NZ-505834-A (NZ)
Title: Compositions containing polypeptides isolated from mycobacterium vaccae and methods for their use
Inventor: VISSER ELIZABETH S
IPC: G01N33/569
Filed: 1998-12-23
Abstract: Compositions which are present in or may be derived from Mycobacterium vaccae, together with methods for their use in the treatment, prevention and detection of disorders including infectious diseases, immune disorders and cancer. Methods for enhancing the immune response to an antigen including administration of M. vaccae culture filtrate, delipidated M. vaccae cells, delipidated and deglycolipidated M. vaccae cells depleted of mycolic acids, and delipidated and deglycolipidated M.vaccae cells depleted of mycolic acids and arabinogalactan are also provided.
Patent NZ-508286-A (NZ)
Title: Use of paper sized under alkaline conditions with alkenyl succinate anhydride (ASA) and 2-oxetanone
Inventor: BRUNGARDT CLEMENT L
IPC: D21H21/16
Filed: 1998-06-12
Abstract: A process for using paper in high speed converting or reprographics operations, comprising the steps of providing paper sized under alkaline conditions with alkenyl succinic anhydride (ASA) and 2-oxetanone that is not solid at 35°C, and using the paper in high speed converting or reprographic operations. Also described is a process for making paper under alkaline conditions comprising the steps of providing sizing agent comprising alkenyl succinic anhydride (ASA) and 2-oxetanone that is not solid at 35°C, and sizing the paper with the sizing agent.
Patent NZ-509528-A (NZ)
Title: A process to improve the drainage rate and retention of fines during papermaking
Inventor: SUTMAN FRANK J
IPC: D21H17/44
Filed: 1999-08-18
Abstract: A process to improve the drainage rate and retention of fines during papermaking with a mechanical pulp containing furnish substantially free of fillers in a papermaking process substantially free of silica and bentonite while maintaining sheet formation properties comprising the steps of: A. adding to an aqueous paper furnish containing pulp, sequentially or in combination: (i) a cationic or amphoteric starch; and (ii) a cationic inorganic polyelectrolyte; and thereafter B. adding to the aqueous paper furnish containing pulp and cationic or amphoteric starch and cationic polyelectrolyte, a high molecular weight anionic acrylamide copolymer, where the molecular weight of the anionic acrylamide copolymer is greater than about 10,000,000;
Patent NZ-510013-A (NZ)
Title: Dihydropyrones with selected heterocycles replacing the phenyls bearing polar substituents used as HIV protease inhibitors
Inventor: JOSYULA VARA PRASAD VENKATA NA
IPC: A61K31/427
Filed: 1999-08-18
Abstract: Dihydropyrones with tethered heterocycles having improved pharmacological properties that potently inhibit the HIV aspartyl protease blocking HIV infectivity are disclosed. These dihydropyrones are useful in the development of therapies for the treatment of viral infections and diseases, including AIDS. Methods of synthesis of the dihydropyrones and intermediates useful in the preparation of the final compounds are also disclosed.
Patent NZ-510273-A (NZ)
Title: Plastic container having a carbon-treated internal surface
Inventor: SLAT WILLIAM A
IPC: B65D23/02
Filed: 2000-07-26
Abstract: A blow moulded container (10) having barrier properties and including an upper wall portion having an opening (13), an intermediate sidewall portion (14) positioned beneath the upper wall portion (12), and a base portion (16) positioned beneath the intermediate sidewall portion to support the container.  The container includes a moulded outer layer (24) having an inner surface (22) and an outer surface formed from at least 40% of recycled plastic, and a carbon coating formed on the inner surface of the outer layer and adhered thereto and substantially coextensive with the outer layer, wherein said carbon coating has a thickness of less than about 10 microns.
Patent NZ-510487-A (NZ)
Title: Pharmaceutical composition comprising ciprofloxacin, sodium alginate, xanthan gum and a cross-linker polymer in a tablet or capsule form
Inventor: TALWAR NARESH
IPC: A61K9/52
Filed: 1999-01-19
Abstract: A pharmaceutical composition in a once-daily tablet or capsule form comprising ciprofloxacin, 0.2% to 0.5% sodium alginate, 1.0 % to 2.0% xanthan gum, 10% to 25% sodium bicarbonate, 5.0% to 20% cross-linked polyvinylpyrrolidone, where the percentages are w/w of the composition and the weight ratio of sodium alginate to xanthan gum is between 1:1 and 1:2.
Patent NZ-511274-A (NZ)
Title: 2-alkyl-4-(2,6-dialkylphenyl) indenes
Inventor: BIRMINGHAM JOHN M
IPC: C07F7/08
Filed: 2000-08-21
Abstract: 2-alkyl-4-(2,6-dialkylphenyl) indenes of formula (I) or II wherein: R1 to R5 are independently hydrocarbyl group, Z is a bridge and in which the double arrow symbol indicates a shift in the position of the double bond. Methods for converting such indenes to bridged metallocene ligands and converting such ligands to bridged metallocenes and olefin polymerization processes in which such metallocenes are used as a catalyst or as a component of a catalyst system are described.