baber/WOPTO huggingface dataset:
Patent TW-I395780-B (TW)
Title: Mercaptosilanes
Inventor: KLOCKMANN OLIVER
IPC: C08G77/60
Filed: 2006-01-17
Granted: 2013-05-11
Abstract: Mercaptosilane compounds (I) are new. Mercaptosilane compounds of formula ((R 1>)((R 2>) 2)Si-R 3>-S-R 4>) (I) are new. R 1>alkyl polyether group of formula (-O-(R 5>-O) m-R 6>), preferably -O-(C 2H 4-O) 5-C 1 1H 2 3, -O-(C 2H 4-O) 5-C 1 2H 2 5, -O-(C 2H 4-O) 5-C 1 3H 2 7, -O-(C 2H 4-O)5-C 1 4H 2 9, -O-(C 2H 4-O) 5-C 1 5H 3 1, -O-(C 2H 4-O) 3-C 1 3H 2 7, -O-(C 2H 4-O) 4-C 1 3H 2 7, -O-(C 2H 4-O) 6-C 1 3H 2 7, -O-(C 2H 4-O) 7-C 1 3H 2 7, -O-(CH 2CH 2-O) 5-(CH 2) 1 0CH 3, -O-(CH 2CH 2-O) 5-(CH 2) 1 1CH 3, -O-(CH 2CH 2-O) 5-(CH 2) 1 2CH 3, -O-(CH 2CH 2-O) 5-(CH 2) 1 3CH 3, -O-(CH 2CH 2-O) 5-(CH 2) 1 4CH 3, -O-(CH 2CH 2-O) 3-(CH 2) 1 2CH 3, -O-(CH 2CH 2-O) 4-(CH 2) 1 2CH 3, -O-(CH 2CH 2-O) 6-(CH 2) 1 2CH 3, -O-(CH 2CH 2-O) 7-(CH 2) 1 2CH 3, (CH 3-(CH 2) 4-(CH)(CH 2) 2-CH 3)-(CH 2) 2-O-CH 2-CH 2-O, (CH 3-CH(CH 3)-(CH 2) 3-CH(CH 3)-CH 2-CH(CH 3)-(CH 2)-CH 2-[O-CH 2-CH 2] m-O), (CH 3-CH(CH 3)-(CH 2) 3-CH(CH 3)-CH 2-CH(CH 3)-(CH 2)-CH 2-[O-(CH 2) 2] 5-O), (CH 3-CH(CH 3)-CH 2-CH(CH 3)-(CH 2) 3-CH(CH 3)-(CH 2) 2-[-O-(CH 2) 2] 5-O), or ((CH 3)CH(CH 3)-CH 2-CH(CH 2-CH 3)-(CH 2) 2[-O-(CH 2) 2] 5-O); R 5>aliphatic double bonded 1-30C hydrocarbon (optionally saturated); R 6>at least 11C alkyl-, 11C alkenyl, 11C aryl or 11C aralkyl (all optionally substituted and contain a single bond), preferably (C 1 3H 2 7); R 2>R 1>(preferred), 1-12C alkyl or R 7>O; R 7>H, ethyl, propyl, 9-30C alkyl, 9-30C alkenyl, 9-30C aryl, 9-30C aralkyl, (R 8>) 3Si (all preferred) or CH 3; R 8>1-30C alkyl or 1-30C alkenyl; R 3>optionally saturated, aliphatic, aromatic or mixed aliphatic/aromatic double bonded 1-30C hydrocarbon; R 4>((C=O)-R 9>); R 9>optionally saturated, aliphatic, aromatic or mixed aliphatic/aromatic single bonded 1-30C hydrocarbon; and m : 1-30. Independent claims are included for: (1) the preparation of (I); and (2) a rubber mixture comprising a rubber or a blend of rubbers, a filler and (I).
Patent TW-I333763-B (TW)
Title: Network device for processing data on a data network and method thereof
Inventor: DENNIS SUNGIK LEE
IPC: H04L12/56
Filed: 2006-02-15
Granted: 2010-11-21
Abstract: A network device for processing data on a data network includes a plurality of ports, configured to receive data from a data network and to send processed data to the data network, a memory management unit configured store data on and retrieve data from the memory and a multi-part parser configured to parse the data received. The multi-part parser comprises several parsing blocks configured to serially parse the data, with each block designated to parse particular values and where each block but a first block receives parsed data from a prior block with the particular values at a zero offset position.
Patent TW-I290611-B (TW)
Title: Cooker with safe design and method thereof
Inventor: LIN YI-CHAN
IPC: G01R19/00
Filed: 2006-02-17
Granted: 2007-12-01
Abstract: The present invention relates to a cooker with safe design and method thereof, which is featuring by a sensor board arranged surrounding the heating area of the cooker, whereas the sensor board is comprised of a capacitor array composed of a plurality of planar capacitors, and is divided into at least a sensing area, each correlating to a control command. As the working potential and the initial potential of each sensing area are monitored by a micro processor, the control command can be activated as soon as the working potential of the sensing area corresponding to such control command is exceeding the corresponding initial potential by a predefined value such that the cooker can be operated safely.
Patent TW-I289947-B (TW)
Title: Bendable solid state planar light source, a flexible substrate therefor, and a manufacturing method therewith
Inventor: YANG CHIEN-CHENG
IPC: F21K99/00
Filed: 2006-03-17
Granted: 2007-11-11
Abstract: A bendable solid state planar light source, a flexible substrate therefor, and a manufacturing method therewith are introduced herein. In the flexible substrate, a first metal layer with a circuit layout is formed on a first side of the flexible substrate, and a second metal layer is entirely formed or formed with a pattern, which has characteristics of reflection and scattering, on a second side of the flexible substrate. Banding pads are alternatively formed on the first side or the second side. A plurality of LED chips are interposed on the second side of the flexible substrate in predetermined regions and electrically connected to the corresponding bonding pads by wire bonding or flip chip bonding techniques. The LED chips are conducted to current from the circuit layout to generate light for the solid state planar light source.
Patent TW-I279589-B (TW)
Title: System and method for designing free surface of a reflector
Inventor: YANG BO
IPC: G02B5/10
Filed: 2006-03-24
Granted: 2007-04-21
Abstract: The present invention provides a system and method for designing free surface of a reflector. The system includes a user inputting interface, a reflector model designing unit, and a reflector model outputting unit. The reflector model designing unit includes: a free surface describing module for generating a NURBS (non-uniform rational basis splines) algorithm for describing a desired free surface of the reflector; a merit evaluation function defining module for defining a merit evaluation function for measuring the difference between the desired illuminance distribution and the current illuminance distribution generated by the reflector; a DE (differential evolution) algorithm generating module for a DE algorithm for designing an optimum free surface of the reflector; and a free surface model generating module for generating a free surface model of the reflector according to the NURBS algorithm, the merit evaluation function, and the DE algorithm.
Patent TW-I299669-B (TW)
Title: Zero-learning-curve exercise console
Inventor: PETER M SCHENK
IPC: A63B24/00
Filed: 2006-06-16
Granted: 2008-08-11
Abstract: An exercise console  14  includes a housing  20  and a display incorporated into the housing  20 . The display is adapted to align substantially parallel to the top surface of the housing  20 . A tilt mechanism connects the display to the housing  20  and is operable by a user to tilt the display to a non-parallel angle with respect to the housing  20 . In another aspect in accordance with the invention, the exercise console  14  includes a substantially fixed array of buttons  30  incorporated into the housing  20 . The buttons  30  provide to a user various input options which are selectable in a predetermined sequence by operation of the buttons  30  to program the exercise console  14.  Various indicators  26  are associated with the buttons  30  and inform the user which input options are next available for selection after the user has selected one or more input options.
Patent TW-I414242-B (TW)
Title: Acidic milk beverage and method for producing the same
Inventor: NAKANO MASATOSHI
IPC: A23L27/30
Filed: 2006-10-25
Granted: 2013-11-11
Abstract: An acid milk beverage that without the use of conventionally employed various thickening stabilizers, excels in product quality stability, and that realizes good flavor and calorie suppression, being of light type; and a process for producing the same. There is provided an acid milk beverage  characterized in that  there are contained polydextrose and at least one glucide selected from the group (a) consisting of glucose, fructose, sugar, trehalose, maltose, erythritol, sorbitol, xylitol, maltitol, lactitol, palatinose and galactooligosaccharide, and that the sum of these soluble solid contents is in the range of 12.0 to 17.0 mass%, containing substantially none of thickening stabilizers. Further, there is provided a process for producing the acid milk beverage.
Patent TW-I379595-B (TW)
Title: Memory management method and decoding apparatus
Inventor: LIM CHONG-SOON
IPC: H04N21/44
Filed: 2003-07-10
Granted: 2012-12-11
Abstract: An input image is coded and then decoded by referencing an image stored in a picture buffer. The decoded image is checked whether it is a reference image or output image. The decoded image is stored in the picture buffer based upon the checking result. An independent claim is also included for image decoding method.
Patent TW-I410443-B (TW)
Title: Poly(alkynylthiophene)s and electronic devices generated therefrom
Inventor: ONG BENG S
IPC: H01L29/786
Filed: 2007-04-04
Granted: 2013-10-01
Abstract: an electronic device comprising a semiconductive material of formula (i)   
wherein r is a suitable hydrocarbon or a heteroatom containing group; and n represents the number of repeating units.
Patent TW-I410067-B (TW)
Title: Cyclic delay diversity and precoding for wireless communication
Inventor: KIM BYOUNG-HOON
IPC: H04B7/06
Filed: 2008-02-12
Granted: 2013-09-21
Abstract: Techniques for sending a MIMO transmission using a combination of cyclic delay diversity and precoding are described. A set of delays (e.g., zero delay, small delay, and large delay) for cyclic delay diversity and a set of precoding matrices may be supported. In one design, a Node B may select a delay specifically for a UE or for a set of UEs served by the Node B. In another design, a UE may evaluate different combinations of precoding matrix and delay, determine the combination with the best performance, and send this combination of precoding matrix and delay to the Node B. The Node B may perform precoding with the precoding matrix and then processing for cyclic delay diversity based on the selected delay. Alternatively, the Node B may perform processing for cyclic delay diversity based on the selected delay and then precoding with the precoding matrix.
Patent TW-I408849-B (TW)
Title: Electrical connector assembly
Inventor: CHIEN CHENG CHING
IPC: H01R12/70
Filed: 2009-05-12
Granted: 2013-09-11
Abstract: An electrical connector assembly mounted on a printed circuit board (PCB) includes an insulating housing. The insulating housing includes a base with opposite front and rear end regions and a plurality of side walls upwardly extending from the base. The base cooperates with the side walls to commonly define a first receiving room. A notch defined in the front region of the base forms a second receiving room under the first receiving room. Said second receiving room is smaller than the first receiving room in both the front-to-back direction and a transverse direction perpendicular to said front-to-back direction. No portions of said contacts are located in the second receiving room so as to allow an optoelectronic module including a first portion and a second portion to be snugly received in the first receiving room and the second receiving room respectively, the second portion is attached to the first portion and supported on a top surface of the PCB.
Patent TW-I406344-B (TW)
Title: Apparatus for fabricating display device
Inventor: PARK SANG HO
IPC: H01L21/64
Filed: 2009-10-23
Granted: 2013-08-21
Abstract: A fabrication apparatus of a display that is adaptive for improving reliability is disclosed. The fabrication apparatus of a display device includes a chamber for vacuum heating; a hot plate disposed on the inside of the chamber; a plurality of external pipes that are disposed on the outside of the chamber, and to which vent gas for converting the atmospheric pressure of the inside of the chamber, which is in a vacuum state, into the atmospheric pressure of the outside is supplied; a gas outlet tube, which is extended from the external pipe and disposed on the inner side surface of the chamber in order to discharge the vent gas; and a gas heating part which is disposed on each of the external pipe and heats up the vent gas supplied from the outside.
Patent TW-I408958-B (TW)
Title: Display device and method of dynamically displaying osd menu
Inventor: LEE TSANG HSING
IPC: H04N5/445
Filed: 2009-10-28
Granted: 2013-09-11
Abstract: A display device includes: a first memory for storing OSD animation program instructions and an original OSD menu frame; a microcontroller for executing the OSD animation program instructions so as to generate (N) covering frames that are superimposed on (N) copies of the original OSD menu frame in order to generate (N) partially covered OSD menu frames, and outputting sequentially the (N) partially covered OSD menu frames and the original OSD menu frame to a second memory in response to receipt of a command for opening an OSD menu; and an image output unit for sequentially and continuously reading the (N) partially covered OSD menu frames and the original OSD menu screen from the second memory and outputting sequentially and continuously the (N) partially covered OSD menu frames and the original OSD menu frame to the display unit for display, thus effecting animation of the OSD menu.
Patent TW-I411121-B (TW)
Title: Method of forming light absorption layer and solar cell structure using the same
Inventor: LIAO YUEH CHUN
IPC: H01L31/042
Filed: 2010-03-11
Granted: 2013-10-01
Abstract: A method for forming a light absorption layer including the following steps is provided. A controlling precursor is wet coated on a base precursor. The band gap of the controlling precursor is larger than that of the base precursor. The controlling precursor is a Group I-III-VI compound, and the Group I-III-VI compound is composed of Cua(In1-b-cGabAlc)(Se1-dSd)2, wherein 0<a, 0≦̸b≦̸1, 0≦̸c≦̸1, 0<b+c≦̸1, and 0≦̸d≦̸1. Then, a heating process is performed so as to make the base precursor and the controlling precursor form the light absorption layer.
Patent TW-I412830-B (TW)
Title: Panel with proximity sensing function
Inventor: CHEN YI TA
IPC: G02F1/1333
Filed: 2010-09-03
Granted: 2013-10-21
Abstract: The disclosure is a panel with proximity sensing function, which includes a substrate and one or more proximity sensor unit. The proximity sensor unit is formed on a liquid crystal display unit and a color filter substrate. A liquid crystal panel has proximity sensing function. The proximity sensor unit generates a sense signal for sensing an object. The sense circuit receives the sense signal and generates a control signal.
Patent TW-I406341-B (TW)
Title: Decapsulation method of chip stacked package
Inventor: LAI YEN CHIH
IPC: H01L21/50
Filed: 2010-10-08
Granted: 2013-08-21
Abstract: Disclosed is a decapsulation method of chip stacked package. A chip stacked package is bound by an acid-proof tape and immersed in an acid solution. The molding compound and die-bonding layer are dissolved by acid-boiling until a plurality of chips are exposed and separated but still bound by the acid-proof tape. Accordingly, there can be stayed its original chip stacking sequence after taking out the chips to perform failure analysis.
Patent GB-2463217-B (GB)
Title: Method of forming lithium dispersion, and stabilized lithium metal powder
Inventor: YAKOVLEVA MARINA
IPC: B22F9/06
Filed: 2008-08-27
Granted: 2013-02-13
Abstract: The invention provides a lithium metal powder protected by a substantially continuous layer of a polymer. Such a substantially continuous polymer layer provides improved protection such as compared to typical CO2-passivation.
Patent GR-11677-B (GR)
Title: Μεθοδος δια την εκκαμινευσιν μεταλλευματων συστασεως οξειδιων εντος ηλεκτρικης χαμηλης καμινου.
Filed: 1947-12-29
Abstract: έθοδος προ εκκαμίνευσιν κεταλευμάτων συστάσεως οξειδίων εντός ηλεκτρικής χαμηλής καμίνου, χαρακτηριζομένη εκ του ότι το ανωγωγικόν αέριον λαμβάνεται εκ της ηλεκτρικής χαμηλής καμίνου και προσφέρεται εις περιστροφικήν κάμινον, εντός της οποίας το αέριον τούτο καίεται πρός θέρμανσιν της μέσω της περιστροφικής καμίνου εις την ηλεκτρικήν χαμηλήν κάμινον διολισθαινούσης τροφοδοτήσεως.
Patent GR-20014-B (GR)
Title: Διανομευς αεριου δια κλιβανους μερικης καυσεως.
Filed: 1959-03-13
Abstract: παρούσα εφεύρεσις έχει ως αντικείμενον:
1. Ενα διανομέα αερίων δια κλιβάνους μερικής καύσεως υδρογονανθράκων, εις κατάστασιν εξαεριώσεως ή εξατμίσεως, μέσω οξυγόνου ή άλλου αερίου καυσίμου, των κλιβάνων τούτων περιλαμβανόντων κατ' ουσίαν διατάξεις προσαγωγής και αναμίξεως αεριωδών αντιδραστηρίων, ένα θάλαμον μερικής καύσεως και ένα διανομέα ευρισκόμενον μεταξύ των διατάξεων τούτων αναμίξεως και του θαλάμου τούτου καύσεως προς τον σκοπόν ομοιομόρφου διανομής των αντιδραστηρίων εντός του θαλάμουκαύσεως του διανομέως τούτου συνισταμένου εξ' ενός αλεξιπύρου μεταλλικού σώματος φέροντος αφ' ενός διαμήκεις διόδους, παραλλήλους προς τον άξονα του κλιβάνου, δια την διάβασιν του μίγματος των αντιδραστηρίων και αφ' ετέρου εγκαρσίας παραλλήλους διόδους, ευρισκομένας εις μικράν απόστασιν εκ της εκστραμμένης προς τον θάλαμον καύσεως πλευράς του διανομέως, των εγκαρσίων τούτων διόδων συνδεομένων μετά του θαλάμου καύσεως δια μικρων διατρήσεων και χρησιμευουσών δια την προσαγωγήν του οδηγού οξυγόνουεις τον θάλαμον τούτον καύσεως, των διαμήκων διόδων διαβάσεως του μίγματος των αντιδραστηρίων ασθενώς αφισταμένων και κατανεμημένων συμμετρικώς προς προστασίαν του διανομέως εναντίον υπερθερμάνσεως και προς συμπληρωματικήν προθέρμανσιν των αντιδραστηρίων, δια μεταφοράς εις τ' αντιδραστήρια ταύτα της θερμότητος εξ ακτινοβολίας, μεταδιδομένης υπό των φλογών καύσεως εις τον μεταλλικόν τούτον διανομέα.
2. Ενα διανομέα αερίων συμφώνως προς 1) περιλαμβάνοντα τα επόμενα χαρακτηριστικά, θεωρούμενα εν των συνόλω ή κεχωρισμένως:
α) η διάμετρος των διαμήκων διόδων διαβάσεως των αντιδραστηρίων περιλαμβάνεται μεταξύ 10 και 14 χ/β) το διάστημα μεταξύ των διαμήκων διόδων είναι 1,8 εώς 2,2 επί της διάμετρον των διόδων τούτων, το οποίον μετράται μεταξύ τωναξόνων των διόδωγ) το ύψος των διαμήκων διόδων είναι 15 έως 20 περίπου επί την διάμετρον των διόδωντούτωδ) οι άξονες των διαμήκων παραλλήλων διόδων δια την διάβασιν των αεριωδών αντιδραστηρίων κατανέμονται συμμετρικώς επί πολλών π
Patent GR-23380-B (GR)
Title: Μηχανικη διαταξις στερεωσεως μονιμων ανθηλιακων παραπετασματων.
Inventor: EGGER FRIDOLIN
Filed: 1962-05-21
Abstract: ηχανική διάταξις στερεώσεως δια μόνιμα -ακίνητα- παραπετάσματα ανθηλικά, χαρακτηριζομένη εκ του ότιαύτη παρουσιάζει δύο τουλάχιστον αντηρίδας (1) μετά των οργάνων υποστηλώσεως (1α) τοποθετημένας μονίμως επί του κτιρίου και προωρισμένας να παραμείνουν αυτόθι, ως και δύο τουλάχιστον τεμάχια συνδέσεως (2,2α), μετακινούμενα διαμήκως επί ενός αναρτήρος υποστηλώσεως (3) του παραπετάσματος, προς τον σκοπόν διαλυτής στερεώσεως των παραπετασμάτων επί των οργάνων υποστηλώσεως (1α) των αντηρίδων (1).
Patent GR-34155-B (GR)
Title: Μεθοδος δια την παραγωγην παραγωγων της αρυλο σουλφονυλο ουριας.
Inventor: FABRICIUS IMRE
Filed: 1967-03-23
Abstract: έθοδος διά την παραγωγήν παραγώγων αρυλοσουλφονυλουρίας εχόντων τον γενικόν τύπον:

 R1-SO2-NH-CO-NHR2,

ένθα R1 σημαίνει φαινύλιον, το οποίον δύναται να είναι υποκατεστημένον δι' αλογόνου, κατ. αλκυλίου, κατ. αλκοξυ και/ή κατ. αλκυλαμινο ενώ R2 σημαίνει κατ. αλκύλιον ή κυκλοαλκύλιον, χαρακτηριζομένη υπό της αλληλεπιδράσεως ενός παραγώγου υδροξυουρίας έχοντος τον τύπον:

 (ΤΥΠΟΣ ΙΙ)

ένθα R2 έχει την ανωτέρω προσδιδομένην έννοιαν, μεθ' ενός αλογονιδίου σουλφινικού οξέος έχοντος τον τύπον R1-SO-Hal, ένθα R1 έχει την ανωτέρω αναφερομένην έννοιαν, ή μετά του ρηθέντος σουλφονικού οξέος ως έχει ή του αλκαλιμεταλλικού άλατος αυτού παρουσία ενός αλογονιδίου οξέος, κατά προτίμησιν ενός χλωριδίου οξέος.
Patent GR-78589-B (GR)
Inventor: ZEIGLER THEODORE RICHARD
IPC: G09F7/18
Filed: 1983-06-22
Abstract: This disclosure relates to a clip (80) for mounting display panels (21-26) upon display frames, particularly portable display frames of the self-locking type, the mounting clip (80) including a clip body (81) having a plurality of arms (83), a sleeve (100) on each arm (83), each sleeve (100) carrying a hook-like projection (102) for entering an opening (0) of an associated display panel (21-26) and a spring (110) connected to the sleeves (100) for drawing the sleeves (100) toward a center (82) of the clip body (81) whereby the projections (102) exert a tensioning force upon an associated display panel (21-26) holding the same in position thereupon and in accurate registration with adjacent associated display panels (21-26).
Patent GR-79692-B (GR)
Inventor: INVERNIZZI RENZO
IPC: C08F4/68
Filed: 1983-11-03
Abstract: Method of preparing a supported Ziegler-catalyst active in the polymerisation of alpha-olefins to polymers particularly suited to working by blow-moulding, by reacting:A) an organometallic compound of aluminium andB) the product of the reaction of titanium and vanadium halides with a solid support obtained by the spray drying of magnesium chloride in a mixed solution of ethanol and methanol, the support containing both ethanolic and methanolic alcoholic hydroxyl groups.
Patent GR-80283-B (GR)
Title: Method and installation for the manufacture of big metallic cylindrical devices
Inventor: PIERRE CABANY
IPC: B21D51/18
Filed: 1984-09-04
Abstract: Method for manufacturing a large-sized, cylindrical, metal casing by welding successive cylindrical sections, characterized in that metal in the form of a strip is unwound continuously and at a uniform speed from a coil (6) and in that, as the strip (16) is fed through, crushing (15) or breaking of the fibre, pulling (13), polishing (17) and measuring of the length are continuously performed, in that at the same time the strip (30) thus unwound is continuously arranged on turntable (2) comprising a rotating table (26) the speed of rotation of which corresponds to the feeding speed of the strip at the radius of the cylindrical section being made, and then in that, when the length corresponding to the spread-out form of the cylindrical section has been obtained, unwinding of the strip is stopped, the cylindrical section (30) is cut off from the remainder of the strip (16) and is wound onto the turntable, in that the structure being assembled is then brought into position above this cylindrical section (30) and in that the top edge of this cylindrical section is aligned and welded horizontally with the bottom edge of the remainder of the structure by rotating the turntable continuously and passing the said edges between fixed rollers (33) and in front of a fixed welding head (39), and finally in that the vertical weld for closing each cylindrical section is performed by stopping the turntable and displacing the welding head (39) vertically.
Patent GR-851291-B (GR)
Inventor: ENGELS JOACHIM DR
IPC: C12N15/26
Filed: 1985-05-27
Abstract: A synthetic DNA sequence can be used to obtain human interleukin-2 in a genetic engineering process. The gene is advantageously synthesised in the form of a plurality of fragments which are ligated enzymatically to give larger part-sequences which are incorporated into hybrid plasmids and amplified in host organisms. The part-sequences are reisolated and then combined to give the complete gene and incorporated into a hybrid plasmid, and the latter is expressed in a host organism.
Patent GR-862272-B (GR)
Title: Azolyl derivatives endowed with antifungal activity
Inventor: ROBERTO COLLE
IPC: A01N43/653
Filed: 1986-09-05
Abstract: Disclosed are compounds, having the general formula: wherein:m = 0, 1, 2; n = 0, 1 with the condition that when m = 0, also n = 0;p = 0, 1; q = 1, 2;X is either oxygen or sulphur;A = N, CH;R is H, CH₃, F;R₁ is selected from chlorine, bromine, fluorine, CF₃, phe­nyl, C₁-C₂-alkoxy, C₁-C₂-haloalkoxy, alkylthio, haloalkyl­thio, wherein the halogen is Cl, Br, F;R₂ is selected from H, chlorine, bromine, fluorine;R<sub>f</sub> is selected from the group formed by alkyls containing from 2 to 4 carbon atoms, and containing at least 4 atoms of halogen selected from F, Cl and Br, of which at least 3 are F atoms; alkenyls and alkynyls containing up to 4 carbon atoms, containing at least 2 F atoms and, optionally, other halogens selected between Cl and Br.