Patent application number | Description | Published |
20110009529 | Copolymer Having Polyether Side Chains And Dicarboxylic Acid Derivative Components - The invention relates to a copolymer which can be used as a superplasticizer for hydraulic binders and comprises 30 to 47 mol % of a (meth)allyl alcohol polyether derivative structural unit and 53 to 70 mol % of a maleic acid derivative structural unit. | 01-13-2011 |
20110034592 | Aqueous Solution Containing Copolymers with Polyether Side Chains - The invention relates to a process for the preparation of an aqueous solution comprising 30 to 95% by weight of water and 5 to 70% by weight of a copolymer dissolved in the water by free radical solution polymerizations of an isoprenol polyether derivative with an acrylic acid derivative, so that the copolymer has 20 to 45 mol % of an isoprenol polyether derivative structural unit and 55 to 80 mol % of an acrylic acid derivative structural unit. The aqueous solution is suitable as a superplasticizer for hydraulic binders. | 02-10-2011 |
20110054083 | Copolymer Comprising Polyether Side Chains and Hydroxyalkyl and Acid Structural Units - The invention relates to a copolymer which is suitable as a superplasticizer for hydraulic binders and comprises 5 to 55 mol % of an isoprenol polyether derivative structural unit, 2 to 90 mol % of an acrylic acid derivative structural unit and 2 to 90 mol % of a hydroxyalkyl acrylate structural unit. | 03-03-2011 |
20110301275 | Copolymer Containing Acid Building Blocks and Various Types of Polyether Building Blocks - The invention relates to a copolymer comprising
| 12-08-2011 |
20120041105 | Dispersing Agent Containing Copolymer Mixture - The invention relates to a polymer composition containing 3 to 90% by weight of a copolymer H and 3 to 90% by weight of a copolymer K, the copolymers H and K each having polyether macromonomer structural units and acid monomer structural units, which are present in the copolymers H and K in each case in a molar ratio of 1:20 to 1:1, and at least 20 mol % of all structural units of the copolymer H and at least 25 mol % of all structural units of the copolymer K being present in each case in the form of acid monomer structural units, at least 60 mol % of the polyether macromonomer structural units of the copolymer H being represented by the isoprenol polyether derivative structural units and at least 60 mol % of the polyether macromonomer structural units of the copolymer K being represented by the vinyloxy polyether derivative structural units. | 02-16-2012 |
Patent application number | Description | Published |
20080268737 | Non-Woven Material Comprising Polymer Fibers Using Mixtures with Amphiphilic Block Copolymers as Well as Their Production and Use - The present invention relates to the production of a non-woven material having high extensibility and comprising polymer fibers using mixtures with amphiphilic block copolymers as compatibilizers for preparing blends, as well as their production and use. | 10-30-2008 |
20080293886 | Use Of Amphiphilic Block Copolymers For Producing Polymer Blends - Production of polymer blends using amphiphilic block copolymers which comprise poly-isobutene blocks and also polyoxyalkylene blocks, as compatibilizers. | 11-27-2008 |
20100228214 | Polypropylene mixture - The present invention relates to the use of a polypropylene mixture for the production of a spunbonded non-woven fabric having increased elastic property, wherein the polypropylene mixture substantially comprises a first homopolypropylene and a second homopolypropylene, wherein an MFR of the first homopolypropylene is greater than an MFR of the second homopolypropylene, wherein the second homopolypropylene has a weight proportion in the polypropylene mixture of at least 3% by weight to a maximum of 25% by weight, wherein the first homopolypropylene is substantially the remaining weight proportion of the polypropylene mixture, wherein the second homopolypropylene has an MFR between 0.7 and 14 g/10 min (230° C./2.16 kg) according to ISO 1133, and a difference of the MFR of the second homopolypropylene to the MFR of the first homopolypropylene is at least 10 g/10 min, and an upper limit of the MFR of the first homopolypropylene is 55 g/10 min (230° C./2.16 kg) according to ISO 1133. Substantially here shall mean that only the two homopolypropylenes are used as polymers. Additionally, additives can be added, but no further polymer. The invention further relates to a corresponding polypropylene mixture, a spunbonded non-woven fabric made from said polypropylene mixture, and a corresponding method of production. | 09-09-2010 |
20110282313 | Laminates with Bonded Webs - Laminates with a layer of bonded nonwoven material attached to a layer of film. | 11-17-2011 |
20140072788 | Bonded Web and Manufacturing Thereof - Disclosed are highly extensible bonded webs or multilayered sheets containing these. These products can be processed in a ring-roll process without damage. The bonded webs or multilayered sheets can be used, for example in the manufacture of diapers. | 03-13-2014 |
20140087618 | Nonwoven Fabric, A Laminated Fabric, A Nonwoven Fabric Product, A Multicomponent Fibre, A Web, And A Method Of Producing The Nonwoven Fabric - A nonwoven fabric comprising a meltspun fibre of a lignin compound. Also claimed a laminated fabric comprising the nonwoven fabric, a nonwoven fabric product comprising the nonwoven fabric, a structured multicomponent fibre comprising a lignin compound, a web comprising a meltspun fibre of a lignin compound and a method of producing a nonwoven fabric by forming a web of meltspun fibre comprising a lignin compound and bonding at least a portion of the fibre in the web to form the nonwoven fabric. | 03-27-2014 |
20140276517 | Extensible Nonwoven Fabric - Extensible nonwoven fabrics having improved elongation, extensibility, abrasion resistance and toughness. In particular, embodiments of the invention are directed to extensible spunbond fabrics comprising a polymeric blend of a metallocene catalyzed polypropylene, polyethylene, and a third polymer component. | 09-18-2014 |
20150322605 | Extensible Nonwoven Fabric - Extensible nonwoven fabrics having improved elongation, extensibility, abrasion resistance and toughness. In particular, embodiments of the invention are directed to extensible spunbond fabrics comprising a polymeric blend of a metallocene catalyzed polypropylene, polyethylene, and a third polymer component. | 11-12-2015 |
Patent application number | Description | Published |
20140036350 | HIGH POWER PARALLEL FIBER ARRAYS - High power parallel fiber arrays for the amplification of high peak power pulses are described. Fiber arrays based on individual fiber amplifiers as well as fiber arrays based on multi-core fibers can be implemented. The optical phase between the individual fiber amplifier elements of the fiber array is measured and controlled using a variety of phase detection and compensation techniques. High power fiber array amplifiers can be used for EUV and X-ray generation as well as pumping of parametric amplifiers. | 02-06-2014 |
20140219298 | OPTICAL SCANNING AND IMAGING SYSTEMS BASED ON DUAL PULSED LASER SYSTEMS - The invention relates to scanning pulsed laser systems for optical imaging. Coherent dual scanning laser systems (CDSL) are disclosed and some applications thereof. Various alternatives for implementation are illustrated, including highly integrated configurations. In at least one embodiment a coherent dual scanning laser system (CDSL) includes two passively modelocked fiber oscillators. The oscillators are configured to operate at slightly different repetition rates, such that a difference δf | 08-07-2014 |
20140321483 | COMPACT OPTICAL FREQUENCY COMB SYSTEMS - Compact optical frequency sources are described. The comb source may include an intra-cavity optical element having a multi-material integrated structure with an electrically controllable active region. The active region may comprise a thin film. By way of example, the thin film and an insulating dielectric material disposed between two electrodes can provide for rapid loss modulation. In some embodiments the thin film may comprise graphene. In various embodiments of a frequency comb laser, rapid modulation of the CEO frequency can be implemented via electric modulation of the transmission or reflection loss of an additional optical element, which can be the saturable absorber itself. In another embodiment, the thin film can also be used as a saturable absorber in order to facilitate passive modelocking. In some implementations the optical element may be formed on a cleaved or polished end of an optical fiber. | 10-30-2014 |
20140328358 | LASER BASED FREQUENCY STANDARDS AND THEIR APPLICATIONS - Frequency standards based on mode-locked fiber lasers, fiber amplifiers and fiber-based ultra-broad bandwidth light sources, and applications of the same. | 11-06-2014 |
20140376084 | YB: AND ND: MODE-LOCKED OSCILLATORS AND FIBER SYSTEMS INCORPORATED IN SOLID-STATE SHORT PULSE LASER SYSTEMS - The invention describes classes of robust fiber laser systems usable as pulse sources for Nd: or Yb: based regenerative amplifiers intended for industrial settings. The invention modifies adapts and incorporates several recent advances in FCPA systems to use as the input source for this new class of regenerative amplifier. | 12-25-2014 |
20150023628 | COMPACT COHERENT HIGH BRIGHTNESS LIGHT SOURCE FOR THE MID-IR AND FAR IR - Compact laser systems are disclosed which include ultrafast laser sources in combination with nonlinear crystals or waveguides. In some implementations fiber based mid-IR sources producing very short pulses and/or mid-IR sources based on a mode locked fiber lasers are utilized. A difference frequency generator receives outputs from the ultrafast sources, and generates an output including a difference frequency. The output power from the difference frequency generator can further be enhanced via the implementation of large core dispersion shifted fibers. Exemplary applications of the compact, high brightness mid-IR light sources include medical applications, spectroscopy, ranging, sensing and metrology. | 01-22-2015 |
20150030045 | NOISE DETECTION, DIAGNOSTICS, AND CONTROL OF MODELOCKED LASERS - The present invention features a laser based system configured with a noise detection unit. The system includes a mode-locked oscillator. A noise detection unit includes at least one optical detector that monitors optical pulses generated by the mode-locked oscillator and produces an electrical signal in response to the optical pulses. The noise detection unit includes a first filter to transmit signal power over a signal bandwidth which includes the mode-locked laser repetition frequency, frep. The noise detection unit may include one or more filters to transmit power over a noise bandwidth that substantially excludes repetition frequency, frep. Non-linear signal processing equipment is utilized to generate one or more signals representative of the power in the signal bandwidth relative to the power in the noise bandwidth. The system includes a controller operable to generate a signal for controlling the laser based system based on the relative power. | 01-29-2015 |
20150160532 | BROADBAND GENERATION OF MID IR, COHERENT CONTINUA WITH OPTICAL FIBERS - Coherent and compact supercontinuum light sources for the mid IR spectral regime are disclosed and exemplary applications thereof. The supercontinuum generation is based on the use of highly nonlinear fibers or waveguides. In at least one embodiment the coherence of the supercontinuum sources is increased using low noise mode locked short pulse sources. Compact supercontinuum light sources can be constructed with the use of passively mode locked fiber or diode lasers. Wavelength tunable sources can be constructed using appropriate optical filters or frequency conversion sections. Highly coherent supercontinuum sources further facilitate coherent detection schemes and can improve the signal/noise ratio in lock in detection schemes. | 06-11-2015 |
20150207289 | HIGH POWER PARALLEL FIBER ARRAYS - High power parallel fiber arrays for the amplification of high peak power pulses are described. Fiber arrays based on individual fiber amplifiers as well as fiber arrays based on multi-core fibers can be implemented. The optical phase between the individual fiber amplifier elements of the fiber array is measured and controlled using a variety of phase detection and compensation techniques. High power fiber array amplifiers can be used for EUV and X-ray generation as well as pumping of parametric amplifiers. | 07-23-2015 |
20150249317 | LASER BASED FREQUENCY STANDARDS AND THEIR APPLICATIONS - Frequency standards based on mode-locked fiber lasers, fiber amplifiers and fiber-based ultra-broad bandwidth light sources, and applications of the same. | 09-03-2015 |
20150380892 | OPTICAL SIGNAL PROCESSING WITH MODELOCKED LASERS - The invention relates to scanning pulsed laser systems for optical imaging. Coherent dual scanning laser systems (CDSL) are disclosed and some applications thereof. Various alternatives for implementation are illustrated. In at least one embodiment a coherent dual scanning laser system (CDSL) includes two passively modelocked fiber oscillators. In some embodiments an effective CDSL is constructed with only one laser. At least one embodiment includes a coherent scanning laser system (CSL) for generating pulse pairs with a time varying time delay. A CDSL, effective CDSL, or CSL may be arranged in an imaging system for one or more of optical imaging, microscopy, micro-spectroscopy and/or THz imaging. | 12-31-2015 |
20160094008 | OPTICAL SCANNING AND IMAGING SYSTEMS BASED ON DUAL PULSED LASER SYSTEMS - The invention relates to scanning pulsed laser systems for optical imaging. Coherent dual scanning laser systems (CDSL) are disclosed and some applications thereof. Various alternatives for implementation are illustrated, including highly integrated configurations. In at least one embodiment a coherent dual scanning laser system (CDSL) includes two passively modelocked fiber oscillators. The oscillators are configured to operate at slightly different repetition rates, such that a difference δf | 03-31-2016 |
20160094010 | LASER BASED FREQUENCY STANDARDS AND THEIR APPLICATIONS - Frequency standards based on mode-locked fiber lasers, fiber amplifiers and fiber-based ultra-broad bandwidth light sources, and applications of the same. | 03-31-2016 |
20160097963 | FREQUENCY COMB SOURCE WITH LARGE COMB SPACING - A frequency comb laser providing large comb spacing is disclosed. At least one embodiment includes a mode locked waveguide laser system. The mode locked waveguide laser includes a laser cavity having a waveguide, and a dispersion control unit (DCU) in the cavity. The DCU imparts an angular dispersion, group-velocity dispersion (GVD) and a spatial chirp to a beam propagating in the cavity. The DCU is capable of producing net GVD in a range from a positive value to a negative value. In some embodiments a tunable fiber frequency comb system configured as an optical frequency synthesizer is provided. In at least one embodiment a low phase noise micro-wave source may be implemented with a fiber comb laser having a comb spacing greater than about 1 GHz. The laser system is suitable for mass-producible fiber comb sources with large comb spacing and low noise. Applications include high-resolution spectroscopy. | 04-07-2016 |
Patent application number | Description | Published |
20100082247 | METHODS, APPARATUSES, AND COMPUTER PROGRAM PRODUCTS FOR PROVIDING USER LOCATION INFORMATION - A method, apparatus, and computer program product are provided, which may provide activity user location information. An apparatus may include a processor configured to maintain data describing a first user's location timeline. The processor may be further configured to receive a request for the first user's current location. The first user's current location may define the first user's location at a current time. The processor may also be configured to estimate the first user's current location based at least in part upon the maintained data. The processor may additionally be configured to provide the first user's current location to a second user. Corresponding methods and computer program products are also provided. | 04-01-2010 |
20100082357 | METHODS, APPARATUSES, AND COMPUTER PROGRAM PRODUCTS FOR PROVIDING ACTIVITY COORDINATION SERVICES - A method, apparatus, and computer program product are provided, which may provide activity coordination service. An apparatus may include a processor configured to maintain data regarding a user's previous activities and contacts invited to those previous activities. The processor may be further configured to retrieve the maintained data in response to creation of a new activity by the user. The processor may also be configured to determine one or more suggested contacts to invite to the new activity based at least in part upon the maintained data. The processor may additionally be configured to provide the one or more suggested contacts to the user. Corresponding methods and computer program products are also provided. | 04-01-2010 |
20100082735 | METHODS, APPARATUSES, AND COMPUTER PROGRAM PRODUCTS FOR PROVIDING ACTIVITY COORDINATION SERVICES - A method, apparatus, and computer program product are provided, which may provide activity coordination services. An apparatus may include a processor configured to receive a request for a context-sensitive calendar. The request may comprise an indication of an associated context. The processor may also be configured to determine the context associated with the received request. The processor may further be configured to aggregate one or more information atoms based at least in part upon the determined context. The processor may additionally be configured to generate a context-sensitive calendar comprising the aggregated information atoms. The processor may also be configured to provide the generated context-sensitive calendar to a user. Corresponding methods and computer program products are also provided. | 04-01-2010 |
20100083157 | METHODS, APPARATUSES, AND COMPUTER PROGRAM PRODUCTS FOR PROVIDING ACTIVITY COORDINATION INFORMATION - A method, apparatus, and computer program product are provided, which may provide activity coordination information. An apparatus may include a processor configured to cause a map to be displayed in a viewing agent. The processor may be further configured to receive an indication of a selection of a location on the map. The processor may also be configured to determine one or more information atoms having associated location information defining a location within a predefined distance of the selected location. The processor may additionally be configured to cause the one or more determined information atoms to be displayed in the viewing agent. Corresponding methods and computer program products are also provided. | 04-01-2010 |