baber/WOPTO huggingface dataset:
Patent JP-2013099495-A (JP)
Title: Wallet assembling sheet and wallet
Inventor: SAITO MAYUMI
IPC: A45C1/02
Filed: 2011-12-20
Abstract: PROBLEM TO BE SOLVED: To allow storage for bills, coins and cards by assembling a wallet by folding a single sheet-like material.SOLUTION: The wallet assembling sheet is formed with a rectangular sheet material. In the wallet assembling sheet, there are provided a rear part for storing bills in which a fold part is provided on the center of a long side part; a rear part for storing coins and a rear part for receiving cards are foldably connected and provided on the side of an about half compared to length to the end from the folded position of the long side part of the rear part for storing bills; to one side of the rear part for storing coins, the front part for coins is foldably connected and provided; in respective sides of the rear part for storing bills and the front part for coins, there are formed stoppers; and there are formed notches, into which the stoppers are inserted, in the rear part for storing coins, the rear part for storing bills and a bill holding face part. The wallet is assembled by folding the folded parts of the wallet assembling sheet and by inserting the stoppers into the notches.
Patent JP-2013131644-A (JP)
Title: Method for manufacturing sapphire substrate and sapphire substrate
Inventor: YOSHII MOTOYASU
IPC: H01L21/304
Filed: 2011-12-21
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a sapphire substrate having a surface roughness which is almost the same as the surface roughness on a surface of the sapphire substrate obtained by CMP polishing even when a process expense is reduced, and a sapphire substrate.SOLUTION: A method for manufacturing a sapphire substrate by applying processing covering a plurality of steps to a substrate 10 obtained by slicing a sapphire ingot includes a step of etching at least a principal surface 10A of the substrate 10 by reactive ion etching.
Patent JP-2013130827-A (JP)
Title: Lens control device
Inventor: MOTOMIYA HIDEYASU
IPC: G02B7/08
Filed: 2011-12-22
Abstract: PROBLEM TO BE SOLVED: To provide a lens control device that reduces occurrence of an image blur during zooming.SOLUTION: The lens control device that controls the drive of a second lens unit 105 in order to correct the movement of an image surface when a first lens unit 102 for varying power is moved comprises: storage means 120 storing data indicating the position of the second lens unit according to the position of the first lens unit, which data are created for a predetermined focal distance; control means 119 (116) configured to create information for controlling the drive of the second lens unit on the basis of the data, and to control the drive of the second lens unit on the basis of this information; distance detecting means 127 for detecting the distance of a focused object; and determination means for determining whether the limit of the range of the information is applied or not. According to photographing information and information about the operation state of the lens device, the determination means determines whether the limit of the range of the information is applied or not.
Patent JP-2013134203-A (JP)
Title: Optical encoder and method of manufacturing the same
Inventor: ENDO YASUHIRO
IPC: G01D5/347
Filed: 2011-12-27
Abstract: PROBLEM TO BE SOLVED: To provide an optical encoder that has high detection precision, and a method of manufacturing the same.SOLUTION: An optical encoder 1 includes a code disk 2, a light projection part 11, a lens part 12, and a light reception part 13. The code disk 2 has two annular gray-scale pattern regions 4 arranged concentrically so as to have their centers on a rotary shaft. An inter-track region 7 is arranged between the two gray-scale pattern regions 4. In each gray-scale pattern region 4, a light shield pattern 5 is formed by offset printing using light shield ink 6. In the inter-track region 7, a V-type projection 8 is formed which has a tilt angle equal to or larger than a critical angle.
Patent JP-2013136438-A (JP)
Title: Rope tension adjusting device and rope tension adjusting system
Inventor: ITO TOMOHIKO
IPC: B66B5/12
Filed: 2011-12-28
Abstract: PROBLEM TO BE SOLVED: To make it possible to install even in a space directly above a rope end part or a place in which a gap between respective rope end parts is narrow where it has been uninstallable up to now upon making a projecting quantity from a cylinder relatively large.SOLUTION: A rope tension adjusting device adjusting the tension of a main rope 4 by installing a rope end part fixing section 30 having a thimble rod 6, a spring 7, and a nut 9 in a fixing tool 24 has a cylindrical cylinder tube 14b within which the cylinder 14s is formed and a piston rod 14d slidably arranged within the cylinder 14s, and is equipped with a hydraulic cylinder 14 of which the height size changes by the projecting quantity d of the piston rod 14, a thimble rod pulling up pipe lower part 15 and thimble rod pulling up pipe upper part 16 bonding the piston rod 14d moving the thimble rod 6 in a vertical direction according to the projecting quantity d of the piston rod 14d when installing the hydraulic cylinder 14 in the thimble rod 6 and the thimble rod 6.
Patent JP-2011519228-A (JP)
Title: ビデオユニット内の境界アーティファクト修正
IPC: H04N7/32
Filed: 2009-04-22
Abstract: 本開示では、ビデオユニット置換、例えば動き補償ビデオユニット内挿または外挿を使用して生成される置換ビデオユニットの境界に沿って起こるアーティファクトを修正する技術について説明する。本開示で説明する技術によれば、フレーム置換ユニットは参照ビデオユニット内に存在し置換ビデオユニット内に存在するはずの境界と対応する、置換ビデオユニット内の第１の位置を識別し、第１の境界アーティファクト修正技術を使用して第１の位置内の境界アーティファクトを修正する。フレーム置換ユニットは、また置換ビデオユニット内には存在し参照ビデオユニット内には存在しない境界と対応する、置換ビデオユニット内の第２の位置を識別し、第２の境界アーティファクト修正技術を使用して第２の位置内の境界アーティファクトを修正する。
Patent JP-2011524295-A (JP)
Title: 外側へ移動するスライドルーフを備えた車両ルーフ
IPC: B60J7/05
Filed: 2009-05-07
Abstract: 車両ルーフ（１０）は、カバー部材（１２）によって、閉鎖、又は、少なくとも部分的に開放されるルーフ開口部（１４）を有している。カバー部材（１２）の後端部は、固定ルーフ部（１６）に対して傾動可能であり、カバー部材（１２）は、誘導用ガイドレール部（２０）に設けられた前方スライド装置（２２）と、後方ガイドレール部（２４）に設けられた後方スライド装置（２６）とによって、各々、車両の長手方向の中心面の両側を誘導され、固定ルーフ部（１６）の上方を車両の後に向かって移動可能である。本発明にかかる後方スライド装置（２６）は、カバー部材（１２）のガイドリンク（３２）に沿って誘導され、車両の垂直方向に投影されたとき、後方ガイドレール部（２４）の接線と、カバー部材（１２）のガイドリンク（３２）の接線とは、少なくとも部分的に、車両の長手方向の軸に対して反対側に位置している。カバー部材（１２）が開き位置にあるとき、後方ガイドレール部（２４）とカバー部材に固定されたガイドリンク（３２）とは、この投影下において交差する。 【選択図】図４
Patent JP-2011527952-A (JP)
Title: 幾何学的酸化物成形体の製造方法
IPC: B31B70/04
Filed: 2009-06-30
Abstract: 本発明は、鋳型のキャビティに導入される粉末状骨材を機械的に圧密化して幾何学的成形前駆体を得るステップと、幾何学的成形前駆体を熱処理するステップとを含む幾何学的酸化物成形体の製造方法であって、気体成分を製造する間に前記前駆体の成分が分解又は反応し、金属酸化物又は金属酸化物前駆体、例えば硝酸塩又はアンモニウム塩を含む粉末状骨材及び鋳型材料が、８０質量％以上のＷＣと５質量％のニッケルとの硬質金属である鋳型ボアと接触する、方法に関する。
Patent JP-2012501321-A (JP)
Title: 溶媒交流蒸発法による徐放性マイクロスフェアの製造方法
IPC: A61K47/34
Filed: 2009-08-28
Abstract: 本発明は、薬物の放出を長期間調節し得る徐放性マイクロスフェアの製造方法に関する。さらに詳しくは、本発明は、生分解性高分子を含む担体中に薬物が封入されたマイクロスフェアの製造において、生理活性物質の初期過多放出を抑制し、生理活性物質を体内で持続的かつ均一に放出するために、共溶媒の手段による溶媒交流蒸発法を用いる、徐放性マイクロスフェアの製造方法に関する。 【選択図】  図１
Patent JP-2012503222-A (JP)
Title: エネルギー印加された眼科用レンズ
IPC: G02C7/04
Filed: 2009-09-17
Abstract: エネルギー印加された眼科用レンズ装置（２００）は、シリコンヒドロゲル材料を含む視覚ゾーン、及び非視覚ゾーンを有するレンズと、非視覚ゾーンを含むレンズの領域内のシリコンヒドロゲル材料中に埋め込まれたエネルギー源（２１０）と、電流引き込み構成要素（２２０）と、エネルギー源を電流引き込み構成要素（２２０）へと接続する取り付け領域とを含む。
Patent JP-2012506696-A (JP)
Title: オイルフリーで室温で長期安定な液状クリーム
IPC: A23L9/20
Filed: 2009-10-26
Abstract: 白色剤及び安定化システムを含む、オイルフリーで非乳性の室温で長期安定な液状白色化組成物を開示する。安定化システムは、親水コロイド成分を含み、好ましくは、微結晶セルロース（ＭＣＣ）、カルボキシメチルセルロース（ＣＭＣ）、及びカラギーナンのブレンドである親水コロイド成分を、液状白色化組成物中と、その液状白色化組成物を添加する水性媒質中との両方で白色剤を懸濁するのに十分な量で含み、且つ緩衝剤を、官能特性を保証するために含む。安定化システムは、周囲温度で少なくとも約９カ月間、液状白色化組成物を組成物として均質状態に維持し、さらに、水性媒質に添加されたときに、白色化組成物を懸濁状態に維持する。 【選択図】なし
Patent JP-2012509757-A (JP)
Title: 波形の交差した充填材、およびこの充填材を詰めたカラム
IPC: B01J19/32
Filed: 2009-11-16
Abstract: この発明は、材料および／或いは熱交換カラムのための均一な充填材要素に関し、交互にされた複数のストリップ（１、２）と、少なくとも１つのアニュレット（７、９）と、を有する。各ストリップは、波形にされ、一般的に矩形を有し、１つのストリップを横切る複数の波形が、隣接する構造の波形に関して、５０°から１００°の間で指向されるように、複数のストリップが、互いに対向して配置され、波形の交差した構造を形成する。アニュレットは、ストリップの少なくとも１つの第１稜部（３、５）、およびストリップの少なくとも１つの第２稜部で同時に接触し、第２稜部が第１稜部に隣接する。
Patent JP-2012510640-A (JP)
Title: 弦の鍵盤楽器のキーの影響力を変えるための移動可能なピボット軸受
IPC: G10C3/12
Filed: 2009-11-30
Abstract: ピボット軸受が楽器のケース内で取付けられるバランス・レールに配置されたピボットピン上の軸受の取付けを可能にする縦のスロットを備えた、鍵盤楽器のための可動キー・レバー・ピボット軸受システム。キー・レバー、ピボットピンおよびバランス・レールの全ては互いに固定された関係のままであり、軸受がピアニストに関して前後に長手方向に移される場合に支点変化が生じる。例えば軸受の位置を調整するために操られる延長アームのような選択された縦の位置で軸受を固定するために手段が提供される。 【選択図】図４
Patent JP-2012512680-A (JP)
Title: 脊椎骨の接骨デバイス用ヒンジ連結システム
IPC: A61B17/68
Filed: 2009-12-18
Abstract: 本発明は、リンクコネクタ（１０）から成るヒンジ装着システムに関し、リンクコネクタ（１０）はＵ形状の開口（８）の端部に、回転軸（１３、１４）を介してそれぞれクランプ要素（１５）と相互作用する第一及び第二の垂直ブランチ（１１、１２）を有しており、連結ロッド（４）が開口（８）上で回転して固定化された後、板ばね（２９）によって弾性荷重を受けたロック（１６）によって、連結ロッド（４）の移動及び回転が阻止される。
Patent JP-2012516923-A (JP)
Title: 酵素を基剤とする自己研磨型塗料組成物
IPC: C09D5/16
Filed: 2010-02-05
Abstract: 本発明は、バインダー系の形態を有するバインダー相と顔料相を含有する、酵素を基剤とする自己研磨型塗料組成物を開示し、該顔料相は、(i)多糖および(ii)キャリア材料（例えば該多糖）に固定されて該多糖の加水分解を促進する酵素を含有する。酵素は、グルコアミラーゼであってもよく、多糖はデンプンであってもよい。該塗料組成物で被覆した海洋構造物；酵素を基剤とする自己研磨型塗料組成物の調製方法、多糖と酵素の使用であって、塗料組成物において該使用を行うことにより該塗料組成物に自己研磨性を付与する該使用；および塗料組成物の自己研磨効果をもたらすための方法も開示される。
Patent JP-2012130014-A (JP)
Title: Method and apparatus for carrier allocation and management in multi-carrier communication systems
Inventor: GHOSH DONNA
IPC: H04W72/04
Filed: 2012-01-06
Abstract: PROBLEM TO BE SOLVED: To provide a method for carrier allocation and management in multi-carrier communication systems.SOLUTION: The number of carriers assigned to an access terminal (AT) on a forward link (FL) is determined by an access network (AN), and the number of carriers assigned to the access terminal (AT) on a reverse link (RL) is based on a cooperative process between the access terminal (AT) and the access network (AN). The number of carriers assigned to the access terminal (AT) on the reverse link (RL) is also determined by the access network (AN) in relation to the scheduling information received from the access terminal (AT).
Patent JP-2012104142-A (JP)
Title: Virtual computer system and control method thereof
Inventor: KATAOKA ERI
IPC: G06F21/60
Filed: 2012-01-10
Abstract: PROBLEM TO BE SOLVED: To solve a problem that contents in a disk region released in response to deletion of a virtual server are read under a virtual server environment.SOLUTION: A virtual computer system controls a disk volume and a virtual server that is connected to the disk volume, allocated its region as a virtual disk, and performs processing using the allocated virtual disk. In the virtual computer system, information stored in the virtual disk allocated to the virtual server to be deleted is deleted in response to deletion of the virtual server. As another embodiment of a present invention, a management server is provided for selecting a server device with light load among a plurality of the server devices that control the virtual server, as the server device for deleting the information stored in the virtual disk allocated to the virtual server to be deleted.
Patent JP-2013148356-A (JP)
Title: Vehicle position calculation device
Inventor: KOJO NAOKI
IPC: G08G1/16
Filed: 2012-01-17
Abstract: PROBLEM TO BE SOLVED: To provide a vehicle position calculation device capable of appropriately calculating an actual vehicle position of a vehicle.SOLUTION: A vehicle position calculation device compares an edge image which is obtained from a display image including a road surface display around a vehicle by detecting an edge corresponding to the road surface display, with an evaluation point projection image which is obtained by projecting, from a predicted vehicle position, an evaluation point being on the edge corresponding to the road surface display included in a three-dimentional map. Accordingly, in order to calculate an actual vehicle position, the vehicle position calculation device calculates an angle between an optical axis of an imaging apparatus on the assumption that the imaging apparatus takes an image from the predicted vehicle position on the three-dimentional map, and a linear line connecting the imaging apparatus to the edge, and sets the more evaluation points to the edge having the smaller angle, and deletes the evaluation points included in the evaluation point projection image in accordance with a distance from the predicted vehicle position.
Patent JP-2012083787-A (JP)
Title: Display device and method for driving display member
Inventor: HISADA YUKO
IPC: G09G3/20
Filed: 2012-01-19
Abstract: PROBLEM TO BE SOLVED: To reduce a horizontal shadow (a horizontal crosstalk) in a liquid crystal panel with even-number colors or the like.SOLUTION: In an even-numbered signal line group 112A, the arrangement sequence of first and second signal lines 112 are reversed between in a display area 101 and in a non-display area 102, and the same goes for the arrangement sequence of the third and fourth signal lines 112. The ends of the first to sixteenth signal lines in the non-display area 102 are connected to the first to sixteenth individual drivers 212, respectively. Odd-numbered and even-numbered individual drivers 212 each output a corresponding one of drive signals S12 of opposite polarity. Thus, the polarities of subpixels 103 of the same color arranged in a first direction D1 (horizontal direction) differ between the subpixels 103 connected to the odd-numbered signal line group 112A and the subpixels 103 connected to the even-numbered signal line group 112A.
Patent JP-2012084923-A (JP)
Title: Composite material for wiring board and manufacturing method thereof
Inventor: BABA AKIO
IPC: B32B18/00
Filed: 2012-01-20
Abstract: PROBLEM TO BE SOLVED: To provide a new composite material for a wiring board which has superior heat resistance, moisture resistance and electric corrosion resistance, and also has both superior low stress properties and low coefficient of thermal expansion, in order to provide a composite material including insulation material having advantages of both inorganic material and organic material.SOLUTION: A composite material for a wiring board comprises a layer of inorganic material and a resin layer. In the composite material, difference of coefficient of thermal expansion between the inorganic material and resin is 10×10/°C or less.
Patent JP-2013150236-A (JP)
Title: Manufacturing method of vibration piece
Inventor: SUGIYAMA TAKAKO
IPC: H01L41/09
Filed: 2012-01-23
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a vibration piece which accurately forms grooves of the vibration piece.SOLUTION: A vibration piece includes: a base part; and vibration arms which are formed protruding from the base part, and grooves are formed in the vibration arms. A manufacturing method of the vibration piece includes the steps of: concurrently forming an external form pattern of the vibration piece and a pattern, in which film thicknesses of photo resist films 60a corresponding to the grooves are set so as to be thinner than a photo resist film 60 of an internal form of the vibration piece, on the photo resist film 60 covering a metal film 20 formed on a substrate 10; etching the substrate 10 to form an external form of the vibration piece; eliminating the photo resist films 60a corresponding to the grooves to expose the metal film 20; eliminating portions of the metal film 20 corresponding to the grooves; and etching the substrate to form the grooves.
Patent JP-2013152364-A (JP)
Title: Novel photosensitive resin composition and use thereof
Inventor: SEKITO YOSHIHIDE
IPC: G03F7/027
Filed: 2012-01-25
Abstract: PROBLEM TO BE SOLVED: To provide a photosensitive resin composition which is excellent in tackiness after application and drying, can be microfabricated because of its photosensitivity, can obtain a cured film with excellent flexibility, fire retardancy, and electrical insulation reliability, and has low post-curing warpage of a substrate, and a resin film, an insulator film and a print circuit board with the insulator film.SOLUTION: A photosensitive resin composition at least contains (A) a binder polymer, (B) crosslinked polymer particles having an urethane bond and a radical polymerizable group within a molecule, (C) a compound having a radical polymerizable group within a molecule, and (D) a photopolymerization initiator.
Patent JP-2013154471-A (JP)
Title: Stamp and method for manufacturing the stamp
Inventor: SAKAMOTO SANAE
IPC: B41K1/02
Filed: 2012-01-26
Abstract: PROBLEM TO BE SOLVED: To provide a stamp capable of forming a seal impression made of different kinds of ink at a time, and a method for manufacturing the same.SOLUTION: A dot stamp 1 includes: a first printing plate body 9A permeated with ink readable by a reading device; and a second printing plate body 9B permeated with ink unreadable by the reading device. A printing plate surface 90A of the first printing plate body 9A is formed with a coded pattern, and a printing plate surface 90B of the second printing plate body 9B is formed with a sign which means the above coded pattern. The printing plate surface 90A of the first printing plate body 9A and the printing plate surface 90B of the second printing plate body 9B are held in a state of the same level.
Patent JP-2013156280-A (JP)
Title: Developing device and image forming device including the same
Inventor: HAMADA TOSHIMASA
IPC: G03G15/08
Filed: 2012-01-26
Abstract: PROBLEM TO BE SOLVED: To prevent a supply roller for supplying toner to a developing roller from being clogged with the toner.SOLUTION: A developing device includes: a developing roller for supplying one-component developer to a photoreceptor; a supply roller provided in contact with the developing roller to supply toner to the developing roller and removing the toner from the developing roller; a stabilization roller provided in contact with the supply roller to rotate in the same direction with the supply roller; and a first power source that applies a voltage to attract the toner from the supply roller to the stabilization roller, between the stabilization roller and the supply roller.
Patent JP-2013157706-A (JP)
Title: Radio communication device and communication control method
Inventor: NAKAJIMA YASUO
IPC: H04W28/04
Filed: 2012-01-27
Abstract: PROBLEM TO BE SOLVED: To provide a radio communication device and a communication control method which, when realtime data is needed in an environment such as a mobile environment where errors in received data occur frequently, restrains a decline in quality as felt by the user.SOLUTION: The radio communication device comprises: a reception processing unit 12 which checks a plurality of received radio frames for data error in the order they were received and also reconstructs an upper layer frame; a buffer unit 22 which temporarily stores therein the upper layer frames output from the reception processing unit 12; and a control unit 21 which monitors the amount of data stored in the buffer unit 22. When an error in a radio frame including an upper layer header part among the plurality of radio frames is detected, the reception processing unit 12 executes retransmission control requesting retransmission of radio frames from the other party. When an error in a radio frame not including an upper layer header part is detected, it executes processing in which retransmission control conditions are eased.
Patent JP-2013155946-A (JP)
Title: Gas turbine combustor
Inventor: SAITO TAKEO
IPC: F23R3/44
Filed: 2012-01-31
Abstract: PROBLEM TO BE SOLVED: To prevent burnout of a combustor and to improve reliability by improving a detecting accuracy of a flame generated in a premixer because of the possibility that it is late or impossible to take action of reducing fuel and putting out a fire at the generation of the flame in the premixer when the detection time of the flame generated in the premixer is long or the temperature of a thermocouple disposed in the premixer becomes unmeasurable due to disconnection or the like.SOLUTION: A flame communication cylinder or a flame communication hole for propagating an internally generated flame to an adjacent burner or sector is disposed at a partition part of a premixer in which fuel and air are mixed so that the flame generated in the premixer can be propagated to an adjacent burner or sector. Thus, the flame can be quickly and accurately detected and put out by multiplexing a detection means, and even when some partial thermocouples in the premixer are put in an unmeasurable state, the flame detection can be performed by the remaining thermocouples.
Patent JP-2013161126-A (JP)
Title: Image recognition device, image recognition method, and image recognition program
Inventor: MITSUI TOMOKAZU
IPC: G06T7/00
Filed: 2012-02-01
Abstract: PROBLEM TO BE SOLVED: To provide an image recognition device, an image recognition method, and an image recognition program that enable improvement of efficiency of image recognition.SOLUTION: An image recognition device (e.g., a camera ECU 1 as an example of the image recognition device) comprises: an image acquisition unit 12 that acquires an image; and an object recognition unit 13 that calculates a gradient direction and a gradient amount of luminance of the image acquired by the image acquisition unit 12, calculates a rectangle feature amount for the calculated gradient amount in each gradient direction while scanning a window by a first recognition unit 31, extracts a window in which a target object is recognized to exist by a discriminator on the basis of the rectangle feature amount, calculates a predetermined feature amount by a second recognition unit 32 in the window extracted by the first recognition unit 31, and recognizes the target object by the discriminator on the basis of the feature amount.
Patent JP-2013161564-A (JP)
Title: Illumination lamp
Inventor: NISHIOKA TSUNETO
IPC: H01L23/34
Filed: 2012-02-02
Abstract: PROBLEM TO BE SOLVED: To ensure adhesiveness and radiation properties of a heat sink of a straight-tube LED lamp.SOLUTION: The lamp includes a translucent cover ( a glass tube 56), a diffusion film 90 having an opening 91, a heat sink 54 extended over a length direction of the translucent cover (the glass tube 56), and an adhesive member 59 adhering an inner face of the translucent cover and an arc-shaped part 63 of the heat sink 54. On a cross section orthogonal to the length direction of the translucent cover: an arc length K3 of the adhesive member 59 is not more than an arc length K2 of the opening 91 of the diffusion film 90, and the arc length K2 of the opening 91 of the diffusion film 90 is not more than an arc length K1 of the arc-shaped part 63 of the heat sink 54. The adhesive member 59 is an adhesive agent 92, with an arc-length ratio of the arc length K3 of the adhesive agent 92 to that K1 of the heat sink 54 is ≥0.04 and ≤0.5.
Patent JP-2012107252-A (JP)
Title: Microporous polypropylene film and method for producing the same
Inventor: MASUDA JUNICHI
IPC: C08J9/00
Filed: 2012-02-03
Abstract: PROBLEM TO BE SOLVED: To provide a microporous polypropylene film where film formability is improved in accordance with a β-crystal technique which allows microporous films to be continuously produced at a low cost, of which the film specific gravity is further reduced, and which film has significantly high permeability, and to provide a method for producing these microporous polypropylene films.SOLUTION: There is provided a microporous polypropylene film containing in the polypropylene a polypropylene where the relationship between the melt strength (MS) and the melt flow rate (MFR), measured at 230°C, satisfies log(MS)>-0.61 log(MFR)+0.8, and/or the melt strength (MS) measured at 230°C is less than 5 cN and the relationship between the MS and the melt flow rate (MFR) satisfies log(MS)>-0.9 log(MFR)+0.6.