Revision of species of the “Oligia” semicana group (Lepidoptera: Noctuidae) with descriptions of a new genus and 12 new species
摘要:
AbstractThe name Neoligiagen.nov. is proposed for the "Oligia" semicana (Walker) species group in North America and 12 species, N. rubirena sp.nov., N. pagosa sp.nov., N. hardwicki sp.nov、N. inermis sp.nov.、N. invenusta sp.nov.、N. albirena sp.nov.、N. lancea sp.nov.、N. elephas sp.nov.、N. lillooet sp.nov.、N. surdirena sp.nov.、N. canadensis sp.nov.和 N. atlantica sp.nov.等 12 个种。Hadenella laevigata Smith 与 Hadena tonsa Grote 同源(同义恢复),Hadena hausta Grote 与 Miana semicana Walker 同源(同义恢复)。所有物种的成体以及已知的雄性和雌性生殖器均附有插图。
Revision of species of the “Oligia” semicana group (Lepidoptera: Noctuidae) with descriptions of a new genus and 12 new species
摘要:
AbstractThe name Neoligiagen.nov. is proposed for the "Oligia" semicana (Walker) species group in North America and 12 species, N. rubirena sp.nov., N. pagosa sp.nov., N. hardwicki sp.nov、N. inermis sp.nov.、N. invenusta sp.nov.、N. albirena sp.nov.、N. lancea sp.nov.、N. elephas sp.nov.、N. lillooet sp.nov.、N. surdirena sp.nov.、N. canadensis sp.nov.和 N. atlantica sp.nov.等 12 个种。Hadenella laevigata Smith 与 Hadena tonsa Grote 同源(同义恢复),Hadena hausta Grote 与 Miana semicana Walker 同源(同义恢复)。所有物种的成体以及已知的雄性和雌性生殖器均附有插图。
CHEMICALLY AMPLIFIED NEGATIVE RESIST COMPOSITION AND RESIST PATTERN FORMING PROCESS
申请人:Shin-Etsu Chemical Co., Ltd.
公开号:US20180180998A1
公开(公告)日:2018-06-28
A negative resist composition comprising a sulfonium compound having formula (A) and a base polymer is provided. The resist composition exhibits a high resolution during pattern formation and forms a pattern with minimal LER.
Carbonate blend compostion having improved resistance to environmental stress cracking
申请人:Styron Europe GmbH
公开号:EP2377899A1
公开(公告)日:2011-10-19
The present invention relates to carbonate blend compositions demonstrating improved environmental stress crack resistance in combination with an excellent blend of impact, thermal, and physical properties. Said carbonate blend composition comprises a polycarbonate, a polyester, and a silicon-containing graft (co)polymer having a core-shell morphology, comprising a shell that contains (co)polymerized alkyl(meth)acrylate and glycidyl methacrylate grafted to a composite rubber core that contains polyorganosiloxane and poly(meth)alkyl acrylate components and methods to make said compositions.
Chemical resistant and fire retardant polycarbonate polyester composition
申请人:Styron Europe GmbH
公开号:EP2554597A1
公开(公告)日:2013-02-06
A composition comprising a blend of: a) one or more polycarbonates; b) one or more polyesters; c) one or more core shell rubbers having glycidyl groups on the surface of the core; and d) one or more halogenated fire retardant agent; wherein the polycarbonates and polyesters form separate phases and the core shell rubber is located in the polyester phase. The compositions may further comprise a fluoropolymer capable of functioning as an anti-drip agent. The compositions exhibit a flame retardant rating according to UL-94 at V-0 of 3.0 mm or less; a notched Izod impact strength of about 8 foot pounds per inch or greater and chemical resistance to one or more of the common cleaning compositions selected from bleach, polyethylene glycol, a mixture of aryl substituted phenols and aryl substituted chlorophenols, a mixture of an alkanol and a monoalkyl ether of ethylene glycol, and one or more ammonium chlorides.
MOLDED STRUCTURES OF POLYCARBONATE BASED SUBSTRATES OVER MOLDED WITH SILICONE RUBBERS
申请人:Trinseo Europe GmbH
公开号:EP3211050A1
公开(公告)日:2017-08-30
Articles comprising: a molded substrate comprising one or more polycarbonate resins or blends of polycarbonate and polyester resins containing polydimethyl siloxanes modified with one or more of acrylate, hydroxyl or epoxy groups and disposed on the surface or a portion of the surface of the substrate is a cured silicone rubber; wherein the one or more polycarbonate resins or blends of polycarbonate and polyester resins contain the modified polydimethyl siloxanes in sufficient amount such that the peel strength is increased. Compositions comprising one or more polycarbonate resins or blends of polycarbonate and polyester resins containing polydimethyl siloxanes modified with one or more of acrylate, hydroxyl or epoxy groups in an amount of about 0.1 to less than 1.0 percent by weight. Methods for preparing the articles are disclosed.
MULTI-LAYER COMPOSITE ARTICLE INCLUDING POLYURETHANE LAYER AND PC/ABS LAYER
申请人:Trinseo Europe GmbH
公开号:EP3293222A1
公开(公告)日:2018-03-14
The teachings herein are directed to multi-layered articles, methods for making the multi-layered articles, and polymeric compositions for the multi-layered articles. The multi-layered article includes a substrate layer and a cover layer. The substrate layer is a polymeric composition including a polycarbonate, a styrene containing polymer and wollastonite and the cover layer is made of polyurethane. The substrate forms a durable bond to the cover layer that maintains adhesion even after heat and climate aging.