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1. 发明授权

US4618610A Triazine derivatives, and pharmaceutical compositions comprising the same 失效
标题翻译：三嗪衍生物和包含其的药物组合物
公开(公告)号：US4618610A
公开(公告)日：1986-10-21
申请号：US603173
申请日：1984-04-23
申请人： Tsutomu Teraji , Youichi Shiokawa , Kazuo Okumura , Yoshinari Sato
发明人： Tsutomu Teraji , Youichi Shiokawa , Kazuo Okumura , Yoshinari Sato
IPC分类号： A61K31/53 , A61P1/04 , A61P7/02 , A61P9/12 , C07D253/06
CPC分类号： C07D253/06
摘要： New triazine derivatives represented by the formula: ##STR1## wherein R.sup.1 is hydrogen or halogen;R.sup.2 is a hydroxy, protected hydroxy, amino, cyano, mercapto, lower alkylthio, arylthio, sulfamoyl, lower alkylsulfonylamino, lower alkylureido, arylureido, lower alkyl-thioureido, aryl-thioureido, lower alkenoylamino, lower alkoxycarbonylamino, lower alkoxy(thiocarbonyl)thio, or cyclic or acyclic alkanoylamino in which the cyclic and acyclic alkanoylamino group may have a substituent selected from lower alkoxy, aryl, hydroxyaryl and protected hydroxyaryl; andX is O or S;and pharmaceutically acceptable salt thereof, which are useful in the treatment of hypertension, thrombosis and ulcer in human beings and animals.
摘要翻译：由下式表示的新的三嗪衍生物：其中R 1是氢或卤素; R2是羟基，保护的羟基，氨基，氰基，巯基，低级烷硫基，芳硫基，氨磺酰基，低级烷基磺酰基氨基，低级烷基脲基，芳基脲基，低级烷基 - 硫脲基，芳基 - 硫脲基，低级烯酰基氨基，低级烷氧基羰基氨基，低级烷氧基（硫代羰基）或环状或无环烷酰氨基，其中环状和非环状烷酰基氨基可以具有选自低级烷氧基，芳基，羟基芳基和被保护的羟基芳基的取代基; X为O或S; 和其药学上可接受的盐，其可用于治疗人和动物中的高血压，血栓形成和溃疡。

2. 发明授权

US4616014A Triazine derivatives, and pharmaceutical compositions comprising the same 失效
标题翻译：三嗪衍生物和包含其的药物组合物
公开(公告)号：US4616014A
公开(公告)日：1986-10-07
申请号：US433513
申请日：1982-10-08
申请人： Tsutomu Teraji , Youichi Shiokawa , Kazuo Okumura , Yoshinari Sato
发明人： Tsutomu Teraji , Youichi Shiokawa , Kazuo Okumura , Yoshinari Sato
IPC分类号： A61K31/53 , A61K31/55 , A61P7/02 , A61P9/12 , C07D215/22 , C07D215/227 , C07D223/16 , C07D253/06 , C07D253/07 , C07D333/22 , C07D401/04 , C07D403/04 , C07D403/12 , C07D405/12 , C07D409/04
CPC分类号： C07D215/227 , C07D223/16 , C07D253/06 , C07D253/07 , C07D333/22 , C07D401/04 , C07D403/04 , C07D403/12 , C07D405/12
摘要： New triazine derivatives represented by the formula: ##STR1## wherein R.sup.1 is aryl, pyridyl, thienyl, 1,2,3,4-tetrahydroquinolyl or 1,3,4,5-tetrahydro-2H-1-benzazepinyl, optionally substituted with lower alkyl, lower alkoxy, halogen, nitro or oxo, R.sup.2 is hydrogen, lower alkyl or carbamoyl substituted with lower alkyl or ar(lower)alkyl, and Z is a group selected from ##STR2## and pharmaceutically acceptable salt thereof, processes for preparation thereof and pharmaceutical compositions comprising the same of antihypertensive and antithrombotic activity.
摘要翻译：由下式表示的新的三嗪衍生物：其中R 1是芳基，吡啶基，噻吩基，1,2,3,4-四氢喹啉基或1,3,4,5-四氢-2H-1-苯并氮杂，任选地被低级烷基，低级烷氧基，卤素，硝基或氧代取代，R 2是氢，被低级烷基或芳（低级）烷基取代的低级烷基或氨基甲酰基，Z是选自下式的基团及其药学上可接受的盐，用于其制备和包含相同抗高血压和抗血栓形成活性的药物组合物。

3. 发明授权

US4581356A Triazine derivatives, and pharmaceutical compositions comprising the same 失效
标题翻译：三嗪衍生物和包含其的药物组合物
公开(公告)号：US4581356A
公开(公告)日：1986-04-08
申请号：US588343
申请日：1984-03-12
申请人： Tsutomu Teraji , Youichi Shiokawa , Kazuo Okumura , Yoshinari Sato
发明人： Tsutomu Teraji , Youichi Shiokawa , Kazuo Okumura , Yoshinari Sato
IPC分类号： C07D209/34 , C07D209/48 , C07D215/08 , C07D215/12 , C07D215/14 , C07D215/22 , C07D215/227 , C07D253/06 , C07D253/065 , C07D265/36 , C07D277/68 , C07D279/02 , C07D401/04 , C07D403/04 , C07D413/04 , C07D417/04 , A61K31/53
CPC分类号： C07D209/48 , C07D209/34 , C07D215/08 , C07D215/12 , C07D215/14 , C07D215/227 , C07D253/06 , C07D253/065 , C07D265/36 , C07D277/68 , C07D279/02 , C07D401/04 , C07D403/04 , C07D413/04 , C07D417/04
摘要： New triazine derivatives represented by the formula: ##STR1## wherein R.sup.1 is a 1,2,3,4-tetrahydroquinolyl, 2-oxo-1,2,3,4-tetrahydroquinolyl, 2-oxo-1,2-dihydroquinolyl, indolyl, 2-oxoindolinyl, benzothiazolyl, 2-oxobenzothiazolinyl, 3,4-dihydro-1H-2,1-benzothiazinyl in which the S atom being optionally oxidized, or 3-oxo-2,3-dihydro-4H-1,4-benzoxazinyl, each of which may have one or more substituent(s) selected from lower alkyl, hydroxy(lower)alkyl, lower alkylamino, lower alkanoyl, cyclic lower alkanoyl, lower alkoxy(lower)alkyl, lower alkylamino(lower)alkanoyl, benzyl, benzyloxy(lower)alkyl, lower alkoxycarbonyl(lower)alkyl and 4-(2-hydroxyethyl)piperazin-1-yl-carbonylmethyl;R.sup.2 is a hydrogen, lower alkenyl, benzyl, carboxy(lower)alkyl or lower alkoxycarbonyl(lower)alkyl;R.sup.3 and R.sup.4, which may be the same or different, are each hydrogen or lower alkyl or together represent a bond;provided that when R.sup.1 is 2-oxo-1,2,3,4-tetrahydroquinolyl which is unsubstituted or substituted by a lower alkyl, then, R.sup.4 is a hydrogen or R.sup.2 is a lower alkenyl, benzyl, carboxy(lower)alkyl or lower alkoxycarbonyl(lower)alkyl; and pharmaceutically acceptable salt thereof, which are useful in the treatment of hypertension, thrombosis and ulcer in human beings and animals.
摘要翻译：由下式表示的新的三嗪衍生物：其中R1是1,2,3,4-四氢喹啉基，2-氧代-1,2,3,4-四氢喹啉基，2-氧代-1,2-二氢喹啉基，吲哚基，2-氧代二氢化茚基，苯并噻唑基，2-氧代苯并噻唑基，其中S原子任选被氧化的3,4-二氢-1H-2,1-苯并噻嗪基，或3-氧代-2,3-二氢-4H- 苯并恶嗪基，其各自可以具有一个或多个选自低级烷基，羟基（低级）烷基，低级烷基氨基，低级烷酰基，环状低级烷酰基，低级烷氧基（低级）烷基，低级烷基氨基（低级）烷酰基，苄基，低级烷氧基羰基（低级）烷基和4-（2-羟乙基）哌嗪-1-基 - 羰基甲基; R2是氢，低级烯基，苄基，羧基（低级）烷基或低级烷氧基羰基（低级）烷基; R 3和R 4可以相同或不同，各自为氢或低级烷基或一起表示键; 条件是当R1是未被取代或被低级烷基取代的2-氧代-1,2,3,4-四氢喹啉时，则R4是氢或R2是低级烯基，苄基，羧基（低级）烷基或低级烷氧基羰基（低级）烷基; 和其药学上可接受的盐，其可用于治疗人和动物中的高血压，血栓形成和溃疡。

4. 发明授权

US4616015A Triazine derivatives, and pharmaceutical compositions comprising the same 失效
标题翻译：三嗪衍生物和包含其的药物组合物
公开(公告)号：US4616015A
公开(公告)日：1986-10-07
申请号：US598685
申请日：1984-04-10
申请人： Tsutomu Teraji , Youichi Shiokawa , Kazuo Okumura , Yoshinari Sato
发明人： Tsutomu Teraji , Youichi Shiokawa , Kazuo Okumura , Yoshinari Sato
IPC分类号： A61K31/53 , A61K31/535 , A61P1/04 , A61P7/02 , A61P9/12 , C07D215/22 , C07D215/227 , C07D253/06 , C07D253/07 , C07D401/04 , C07D401/12 , C07D403/10 , C07D403/12 , C07D405/12 , C07D521/00
CPC分类号： C07D215/227 , C07D231/12 , C07D233/56 , C07D249/08 , C07D253/06 , C07D253/07 , C07D401/04 , C07D401/12 , C07D403/10 , C07D403/12 , C07D405/12
摘要： New triazine derivatives represented by the formula: ##STR1## wherein R.sup.1 is hydrogen; halogen or hydrazinocarbonyl(lower)alkyl;R.sup.2 is hydrazino;azido;halosulfonyl;mono- or di(lower)alkylamino;mono- or di-(lower alkynylamino;pyridylamino;lower alkylideneamino substituted by furyl pyridyl or aryl;mono- or di-(lower)alkylamino substituted by amino, carboxy, hydroxy, ureido, lower alkoxy, lower alkoxycarbonyl, lower alkoxy(lower)alkoxy, aryl, furyl, pyridyl, phthalimido, or succinimido;N-methyl(lower)alkanoylamino;N-containing, 5- or 6-membered heterocyclic group optionally substituted by oxo, lower alkyl and/or lower alkoxycalbonyl;lower alkoxy substituted by hydroxy and lower alkylamino; ora group of the formula ##STR2## in which R.sup.3 is hydrogen; lower alkyl or ar(lower)alkyl;R.sup.4 is pyridyl; aryl; styryl; alkynyl; lower alkoxycarbonyl; .alpha.-hydroxybenzyl; lower alkanoyl; carboxy; or lower alkyl substituted by halogen, amino, hydroxy, carboxy, lower alkanoyl, lower alkanoyloxy, lower alkoxycarbonyl, morpholino, lower alkoxycarbonylamino, 1-methyl-2-oxo-1,2,3,4-tetrahydroquinolyloxy, mono- or di(lower)alkylamino, piperazinyl being substituted with hydroxy(lower)alkyl or furoyl, or pyrrolidino;and pharmaceutically acceptable salt thereof, which are useful in the treatment of hypertension, thrombosis and ulcer in human beings and animals.
摘要翻译：由下式表示的新的三嗪衍生物：其中R1是氢; 卤素或肼基羰基（低级）烷基; R2是肼基; 叠氮卤磺酰; 单或二（低级）烷基氨基; 羧基，羧基，羟基，脲基，低级烷氧基，低级烷氧基羰基，低级烷氧基（低级），低级烷基氨基，低级烷基氨基，烷氧基，芳基，呋喃基，吡啶基，苯二甲酰亚氨基或琥珀酰亚胺基; N-甲基（低级）烷酰基氨基;任选被氧代，低级烷基和/或低级烷氧基羰基取代的含N，5或6元杂环基; 羟基和低级烷基氨基;或其中R 3为氢的式（Ia）基团;低级烷基或芳（低级）烷基; R 4为吡啶基;芳基;苯乙烯基;炔基;低级烷氧羰基;α-羟基苄基;低级烷酰基;羧基或被卤素，氨基，羟基，羧基，低级烷酰基，低级烷酰氧基，低级烷氧基羰基，吗啉代，低级烷氧基羰基氨基，1-甲基-2-氧代-1,2,3,4-四氢喹啉氧基，一或二（低级）烷基氨基，哌嗪基被羟基（低级）烷基取代糠酰基或吡咯烷子基; 和其药学上可接受的盐，其可用于治疗人和动物中的高血压，血栓形成和溃疡。

5. 发明授权

US5508413A (+)-5-isopropyl 3-methyl 2-cyano-6 methyl-4-(3-nitrophenyl)-1, 4-dihydropyridine-3, 5-dicarboxylate 失效
标题翻译：（+） - 5-异丙基3-甲基2-氰基-6-甲基-4-（3-硝基苯基）-1,4-二氢吡啶-3,5-二羧酸酯
公开(公告)号：US5508413A
公开(公告)日：1996-04-16
申请号：US662507
申请日：1991-03-22
申请人： Youichi Shiokawa , Kazuo Okumura
发明人： Youichi Shiokawa , Kazuo Okumura
IPC分类号： C07D213/84 , C07D213/80
CPC分类号： C07D213/84
摘要： This invention relates to novel (+)-5-isopropyl 3-methyl 2-cyano-6-methyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate.More particularly, it relates to novel (+)-5-isopropyl 3-methyl 2-cyano-6-methyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate, which has pharmacological activities such as hypotensive and vasodilating activities, to a pharmaceutical composition comprising the same and to a method for treating hypertension, cardiovascular diseases, and the like.Accordingly, one object of this invention is to provide novel (+)-5-isopropyl 3-methyl 2-cyano-6-methyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate, which is of use for treating hyperxtension, cardiovascular diseases, and the like.
摘要翻译：本发明涉及2-氰基-6-甲基-4-（3-硝基苯基）-1,4-二氢吡啶-3,5-二羧酸的新的（+） - 5-异丙基-3-甲酯。更具体地说，它涉及2-（3-硝基苯基）-1,4-二氢吡啶-3,5-二羧酸的新的（+） - 5-异丙基3-氰基-6-甲基-4-（3-硝基苯基）-1,4-二氢吡啶-3,5-二羧酸酯，其药理活性如作为降血压和血管舒张活性，涉及包含其的药物组合物和治疗高血压，心血管疾病等的方法。因此，本发明的一个目的是提供新的（+） - 5-异丙基2-氰基-6-甲基-4-（3-硝基苯基）-1,4-二氢吡啶-3,5-二甲酸3-甲酯，其中用于治疗高血压，心血管疾病等。

6. 发明授权

US5256824A Substituted-amine compound and a process for the preparation thereof 失效
标题翻译：取代的胺化合物及其制备方法
公开(公告)号：US5256824A
公开(公告)日：1993-10-26
申请号：US665669
申请日：1991-03-07
申请人： Youichi Shiokawa , Kazuo Okumura , Kazuhiko Take , Kazunori Tsubaki
发明人： Youichi Shiokawa , Kazuo Okumura , Kazuhiko Take , Kazunori Tsubaki
IPC分类号： A61K31/13 , A61K31/135 , A61P9/00 , A61P9/06 , A61P9/08 , A61P9/10 , A61P11/00 , A61P13/02 , A61P15/00 , A61P21/00 , A61P25/00 , A61P25/02 , A61P25/04 , C07C209/04 , C07C209/24 , C07C209/68 , C07C211/00 , C07C211/40 , C07C213/00 , C07C213/02 , C07C215/08 , C07C215/42 , C07C215/44 , C07D295/02 , C07D295/033 , C07D295/08
CPC分类号： C07D295/033 , C07C211/40 , C07C215/08 , C07C215/42 , C07C2101/02 , C07C2101/04 , C07C2101/08 , C07C2101/10 , C07C2101/14 , C07C2101/16
摘要： The compound (-)-N-t-butyl-4,4-diphenyl-2-cyclopentenylamine, or its hydrochloride salt has anticholinergic activity, and thus has a variety of pharmaceutical utilities.

7. 发明授权

US5192779A Substituted-acetamide compound and a process for the preparation thereof 失效
标题翻译：取代的乙酰胺化合物及其制备方法
公开(公告)号：US5192779A
公开(公告)日：1993-03-09
申请号：US751120
申请日：1991-08-28
申请人： Youichi Shiokawa , Kazuo Okumura , Kazuhiko Take , Kazunori Tsubaki
发明人： Youichi Shiokawa , Kazuo Okumura , Kazuhiko Take , Kazunori Tsubaki
IPC分类号： C07C233/40 , C07C235/34 , C07C237/20 , C07C237/22 , C07D211/22 , C07D211/26 , C07D211/46 , C07D211/70 , C07D213/40 , C07D233/34 , C07D295/125 , C07D335/14
CPC分类号： C07D213/40 , C07C233/40 , C07C235/34 , C07C237/20 , C07C237/22 , C07D211/22 , C07D211/26 , C07D211/46 , C07D211/70 , C07D233/34 , C07D295/125 , C07D335/14 , C07C2101/02 , C07C2101/08 , C07C2101/14 , C07C2101/18
摘要： Compounds of the formula ##STR1## wherein R.sup.1 is aryl which may have one or more suitable substituent(s)R.sup.2 is aryl which may have one or more suitable substituent(s), lower alkyl or cyclo(lower)alkyl,R.sup.3 is hydrogen, hydroxy, halogen, lower alkenyl, amino or protected amino,R.sup.4 is a group of the formula: ##STR2## wherein R.sup.5 is lower alkyl which may have one or more suitable substituent(s), cyclo(lower)alkyl, aryl, ar(lower)alkyl which may have one or more suitable substituent(s), andR.sup.6 is hydrogen or lower alkyl; or N-containing heterocyclic group which may have one or more suitable substituent(s), andA is lower alkylene or lower alkynylene, in which R.sup.1 and R.sup.2 may be linked through an oxygen atom, their preparation and use in treatment of dysuria, and starting materials for their preparation.
摘要翻译：其中R 1是可以具有一个或多个合适的取代基的芳基的化合物R 2是可具有一个或多个合适取代基的芳基，低级烷基或环（低级）烷基，R 3是氢，羟基，卤素，低级烯基，氨基或保护的氨基，R4是下式的基团：其中R5是可以具有一个或多个合适取代基的低级烷基，环（低级）烷基，芳基，低级）烷基，其可以具有一个或多个合适的取代基，并且R 6是氢或低级烷基; 或可以具有一个或多个合适的取代基的含氮杂环基，A是低级亚烷基或低级亚炔基，其中R 1和R 2可以通过氧原子连接，其制备和用于治疗排尿困难，以及起始材料的准备。

8. 发明授权

US5066680A Novel substituted-acetamide compound and a process for the preparation thereof 失效
标题翻译：新型取代的乙酰胺化合物及其制备方法
公开(公告)号：US5066680A
公开(公告)日：1991-11-19
申请号：US475301
申请日：1990-02-05
申请人： Youichi Shiokawa , Kazuo Okumura , Kazuhiko Take , Kazunori Tsubaki
发明人： Youichi Shiokawa , Kazuo Okumura , Kazuhiko Take , Kazunori Tsubaki
IPC分类号： A61K31/165 , A61K31/35 , A61K31/352 , A61K31/415 , A61K31/435 , A61K31/44 , A61K31/4409 , A61K31/4418 , A61K31/445 , A61K31/4468 , A61K31/451 , A61K31/495 , A61K31/535 , A61K31/5375 , A61P1/00 , A61P9/00 , A61P13/02 , A61P15/00 , A61P25/00 , A61P25/02 , A61P25/08 , C07C233/07 , C07C233/40 , C07C235/28 , C07C235/34 , C07C237/20 , C07C237/22 , C07D211/22 , C07D211/26 , C07D211/34 , C07D211/46 , C07D211/70 , C07D213/40 , C07D233/34 , C07D233/88 , C07D295/08 , C07D295/125 , C07D311/84 , C07D335/14 , C07D471/08
CPC分类号： C07D213/40 , C07C233/40 , C07C235/34 , C07C237/20 , C07C237/22 , C07D211/22 , C07D211/26 , C07D211/46 , C07D211/70 , C07D233/34 , C07D295/125 , C07D335/14 , C07C2101/02 , C07C2101/08 , C07C2101/14 , C07C2101/18
摘要： Compounds of the formula ##STR1## wherein R.sup.1 is aryl which may have one or more suitable substituent(s),R.sup.2 is aryl which may have one or more suitable substituent(s), lower alkyl or cyclo(lower)alkyl,R.sup.3 is hydrogen, hydroxy, halogen, lower alkenyl, amino or protected amino,R.sup.4 is a group of the formula: ##STR2## wherein R.sup.5 is lower alkyl which may have one or more suitable substituent(s), cyclo(lower)alkyl, aryl, ar(lower)alkyl which may have one or more suitable substituent(s), andR.sup.6 is hydrogen or lower alkyl; or N-containing heterocyclic group which may have one or more suitable substituent(s), andA is lower alkylene or lower alkynylene, in which R.sup.1 and R.sup.2 may be linked through oxygen atom, their preparation and use in treatment of dysuria, and starting materials for their preparation.

9. 发明申请

US20070112037A1 Pyrazole Derivatives 审中-公开
标题翻译：吡唑衍生物
公开(公告)号：US20070112037A1
公开(公告)日：2007-05-17
申请号：US11610230
申请日：2006-12-13
申请人： Fumiyuki SHIRAI , Hidenori Azami , Natsuko Kayakiri , Kazuo Okumura , Katsuya Nakamura
发明人： Fumiyuki SHIRAI , Hidenori Azami , Natsuko Kayakiri , Kazuo Okumura , Katsuya Nakamura
IPC分类号： A61K31/4439 , A61K31/415 , C07D403/02 , C07D231/12
CPC分类号： C07D231/12 , C07D231/14 , C07D231/22 , C07D231/24 , C07D401/04 , C07D403/10 , C07D403/14 , C07D413/04
摘要： A compound of the formula (I): wherein R1 is hydrogen or lower alkyl; R2 is lower alkyl, etc.; R3 is lower alkoxy, etc.; R4 is hydroxy, etc.; X is O, S, etc.; Y is CH or N; Z is lower alkylene or lower alkenylene; and m is 0 or 1; or salts thereof, which are useful as a medicament.
摘要翻译：式（I）的化合物：其中R 1是氢或低级烷基; R 2是低级烷基等; R 3是低级烷氧基等; R 4是羟基等; X是O，S等; Y是CH或N; Z是低级亚烷基或低级亚烯基; m为0或1; 或其盐，其可用作药物。

10. 发明申请

US20050163983A1 Coated body having excellent thermal radiation property used for members of electronic device 有权
标题翻译：具有优异的热辐射性能的涂覆体用于电子设备的构件
公开(公告)号：US20050163983A1
公开(公告)日：2005-07-28
申请号：US10762460
申请日：2004-01-23
申请人： Takeshi Watase , Yasuo Hirano , Kazuo Okumura , Tetsuya Yamamoto
发明人： Takeshi Watase , Yasuo Hirano , Kazuo Okumura , Tetsuya Yamamoto
IPC分类号： B32B7/02 , C08K3/04 , C08K3/08 , C09D5/24 , C09D167/00 , G06F1/18
CPC分类号： G06F1/182 , C08K3/04 , C08K3/08 , C09D5/24 , C09D167/00 , Y10T428/24868 , Y10T428/24942 , Y10T428/2495
摘要： Disclosed is a coated body for members of an electronic device, comprising a substrate covered, on the surface side and back side thereof, with respective thermal radiative coatings having thermal radiation property, wherein a difference ΔT1 (=T1B−T1A) between Temperature T1A, at Position T1, of the coated body used as a sample and Temperature T1B, at Position T2, of the substrate not covered with a coating used as another sample is 1.5° C. or greater, said temperatures being measured using a thermal radiation property evaluating apparatus illustrated in FIG. 1; and whereby satisfying its essential properties (maintenance of air tightness to block water or dust and reduction in size and weight), while reducing the temperature inside of the members of an electronic device (thermal radiation property).
摘要翻译：公开了一种用于电子设备的构件的涂覆体，包括在其表面侧和背面上覆盖具有热辐射性质的各自的热辐射涂层的基底，其中差值ΔT1（= T 1 B < 在用作样品的涂覆体的T 1位置的温度T 1＆lt; A＆gt;之间的温度T 1＆lt; B＆lt; 在未被用作另一样品的涂层覆盖的基板的位置T 2处的面积为1.5℃或更大，所述温度使用图1所示的热辐射性能评估装置进行测量。 1; 并且由此满足其基本特性（保持气密性以阻止水或灰尘并减小尺寸和重量），同时降低电子设备的构件内部的温度（热辐射性）。

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