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1. 发明申请

US20210139659A1 PREPREGS AND PRODUCTION OF COMPOSITE MATERIAL USING PREPREGS 有权
公开(公告)号：US20210139659A1
公开(公告)日：2021-05-13
申请号：US17141468
申请日：2021-01-05
申请人： Gurit (UK) Ltd.
发明人： Paul Spencer , Laura Jane Slade
IPC分类号： C08J5/24 , C08G59/40 , C08G59/68 , C08G59/50 , B29C70/34 , C08G59/60
摘要： A prepreg having at least one layer of fibres and a curable thermosetting resin system at least partly impregnating the at least one layer of fibres, wherein the curable thermosetting resin system includes a curable thermosetting resin including at least two epoxide groups, a curing agent that includes at least one amine group, and an accelerator that includes an azole group; wherein the curable thermosetting resin, the curing agent and the accelerator are provided in respective concentrations in the prepreg to provide that, after curing the thermosetting resin at a cure temperature of at least 140° C. for a period of from 1 to 6 minutes, (i) the cured thermosetting resin has a glass transition temperature Tg which is greater than the cure temperature and is within the range of from 150° C. to 180° C. and (ii) the cured thermosetting resin is at least 90% cured.

2. 发明申请

US20210002439A1 Fire-Retardant Composite Materials 有权
公开(公告)号：US20210002439A1
公开(公告)日：2021-01-07
申请号：US16764220
申请日：2018-11-23
申请人： Gurit (UK) Ltd.
发明人： Paul John Spencer , Glynn John Edwards , Amy Alexandra Ferris
IPC分类号： C08J5/24 , C08K3/32 , C08K5/3492 , C08K3/40 , C08K13/02 , C09K21/10 , C09K21/04 , B29C70/06 , B32B27/38 , B32B3/12 , B32B27/10 , B32B15/092 , B32B15/20 , B32B15/14
摘要： A prepreg for the manufacture of a fibre-reinforced composite material having fire retardant properties, the prepreg comprising from 42 to 52 wt % of an epoxide resin matrix system and from 48 to 58 wt % fibrous reinforcement, each wt % being based on the total weight of the prepreg, the fibrous reinforcement being at least partially impregnated by the epoxide resin matrix system; wherein the epoxide resin matrix system includes as components: a. a mixture of (i) at least one epoxide-containing resin and (ii) at least one catalyst for curing the at least one epoxide-containing resin; and b. a plurality of solid fillers for providing fire retardant properties to the fibre-reinforced composite material formed after catalytic curing of the at least one epoxide-containing resin, wherein the weight ratio of component a. to component b. is from 1.4:1 to 1.86:1.

3. 发明申请

US20190210303A1 Moulding Composite Panels 审中-公开
公开(公告)号：US20190210303A1
公开(公告)日：2019-07-11
申请号：US16311933
申请日：2017-05-18
申请人： Gurit (UK) Ltd.
发明人： Daniel Thomas JONES
IPC分类号： B29C70/34
CPC分类号： B29C70/345 , B29C70/46
摘要： A composite panel composed of a fibre reinforced resin matrix composite material, wherein the panel comprises: a panel portion comprised of a first multilayer laminate including a plurality of first plies of fibre reinforced resin matrix composite material, wherein at least one of the first plies includes a first fibrous layer of a plurality of non-woven carbon fibres which are substantially randomly oriented, and a reinforcement portion which is integrally moulded with the panel portion and is located at one or more locations on a surface of the panel portion to provide one or more primary structural regions of the composite panel, the reinforcement portion being comprised of a second multilayer laminate including a plurality of second plies of fibre reinforced resin matrix composite material, wherein at least one of the second plies includes a second fibrous layer of a plurality of non-woven carbon fibres which are substantially randomly oriented, wherein in at least one primary structural region both the panel portion and the reinforcement portion have a first volume fraction (Vf1) of fibres in the respective first and second plies within the respective primary structural region which is higher than a second volume fraction (Vf2) of fibres in at least one of the first plies of the panel portion in a secondary structural region of the composite panel, each volume fraction being with respect to the total volume of resin and fibres in the respective region.

4. 发明申请

US20190143611A1 Laminated Moulded Parts and Manufacture Thereof 审中-公开
公开(公告)号：US20190143611A1
公开(公告)日：2019-05-16
申请号：US15999590
申请日：2017-02-20
申请人： GURIT (UK) LTD.
发明人： Daniel Thomas Jones
IPC分类号： B29C70/08 , B29C70/34
摘要： A method of moulding a moulding material to form a laminated moulded part of fibre-reinforced resin matrix composite material, the method comprising the steps of: i. providing in a mould tool a preform comprising a central layer portion and a peripheral edge portion around at least a part of a periphery of the central layer portion, the central layer portion including at least one fibrous layer and a first resin, and the edge portion comprising a second resin including a plurality of individual fibres dispersed therein; ii. closing the mould tool to define a closed mould cavity containing the moulding material; and iii. applying heat and pressure to the mould cavity to cause the first and second resins to flow and to configure the moulding material in a fully moulded shape to form a laminated moulded part from the moulding material, wherein at least the first resin impregnates the at least one fibrous layer to form a central laminated portion of the laminated moulded part and wherein the second resin and the plurality of individual fibres dispersed therein flow to form a moulded edge of the laminated moulded part.

5. 发明申请

US20180043637A1 MOULDING MATERIAL FOR COMPOSITE PANELS 审中-公开
公开(公告)号：US20180043637A1
公开(公告)日：2018-02-15
申请号：US15556493
申请日：2016-03-10
申请人： Gurit (UK) Ltd.
发明人： Daniel Thomas Jones
IPC分类号： B29C70/08 , B32B3/26 , B32B5/02 , B32B5/12 , B32B5/06 , B32B5/16 , B32B5/26 , B32B5/30 , B32B7/08 , B32B27/08 , B32B27/12 , B32B27/20 , B32B27/26 , B32B27/38 , B29C70/48
CPC分类号： B29C70/083 , B29C70/081 , B29C70/48 , B29K2063/00 , B29K2105/0872 , B29K2105/12 , B29K2307/04 , B32B3/00 , B32B3/26 , B32B3/266 , B32B5/00 , B32B5/02 , B32B5/022 , B32B5/024 , B32B5/06 , B32B5/12 , B32B5/16 , B32B5/22 , B32B5/26 , B32B5/30 , B32B7/00 , B32B7/02 , B32B7/08 , B32B27/06 , B32B27/08 , B32B27/12 , B32B27/18 , B32B27/20 , B32B27/26 , B32B27/28 , B32B27/38 , B32B2250/00 , B32B2250/40 , B32B2260/023 , B32B2260/046 , B32B2262/00 , B32B2262/106 , B32B2264/00 , B32B2264/10 , B32B2264/101 , B32B2264/102 , B32B2307/546 , B32B2307/56 , B32B2307/718 , B32B2307/726 , B32B2605/00 , B32B2605/003 , B32B2605/08
摘要： The present invention describes a prepreg for the manufacture of fibre reinforced resin matrix composite materials, the prepreg comprising: a surface film comprising a thermosetting resin and a particulate filler material dispersed therein, and a fibrous layer on which the surface film is disposed, the fibrous layer comprising a plurality of non-woven carbon fibres which are substantially randomly oriented, wherein the fibrous layer has interstices between the carbon fibres dimensioned for absorbing at least a portion of the thermosetting resin during a resin infusion step and filtering at least a portion of the particulate filler material in the surface film to remain in the surface film during the resin infusion step.

6. 发明申请

US20150145182A1 PRESS MOULDING METHOD 有权
标题翻译：压模方法
公开(公告)号：US20150145182A1
公开(公告)日：2015-05-28
申请号：US14404667
申请日：2013-05-30
申请人： Gurit (UK) Ltd.
发明人： Daniel Thomas Jones , Stephen Patrick Main , Martin James Starkey , Peter Jennings , Gregory Aratoon
IPC分类号： B29C43/20
CPC分类号： B29C70/465 , B29C43/00 , B29C43/18 , B29C43/20 , B29C43/203 , B29C70/086 , B29C70/345 , B29C70/443 , B29C70/46 , B29C70/467 , B29C70/66 , B29C2043/563 , B29K2063/00 , B29K2105/0872 , B29K2105/0881 , B29K2307/04 , B29K2309/08 , B29L2009/00 , B29L2031/3005
摘要： A method of press moulding a moulding material to form a moulded part of fibre-reinforced resin matrix composite material, the method comprising the steps of: i. providing a mould tool having a lower mould part and an upper mould part, the upper mould part having a first moulding surface for moulding a first moulded surface of the moulded part and the lower mould part having a second moulding surface for moulding a second moulded surface of the moulded part; ii. providing a multilaminar panel of moulding material comprising at least one layer of fibres and at least one layer of resin, the multilaminar panel having first and second opposite major surfaces, a surface resin layer of the multilaminar panel being at or adjacent to the first major surface and a dry fibre layer of the multilaminar panel forming the second major surface; iii. locating the moulding material in the mould tool by disposing the second major surface on the second moulding surface of the lower mould part, the lower mould part being at an elevated temperature as compared to the temperature of the moulding material; iv. closing the mould tool to define a substantially closed mould cavity containing the moulding material; v. applying pressure to the moulding material in the mould cavity to configure the moulding material in a fully moulded shape, and after the applying pressure step v the resin in the multilaminar panel fully impregnates the dry fibres; and vi. substantially fully curing the resin to form a moulded part from the moulding material.
摘要翻译：一种压模成型材料以形成纤维增强树脂基复合材料的模制部件的方法，所述方法包括以下步骤：i。提供具有下模具部分和上模具部分的模具，所述上模具部分具有用于模制所述模制部件的第一模制表面的第一模制表面和具有用于模制第二模制表面的第二模制表面的下模具部分的模制件; ii。提供包括至少一层纤维和至少一层树脂的多层板材，所述多层板具有第一和第二相对的主表面，所述多层板的表面树脂层位于或邻近所述第一主表面和形成第二主表面的多层板的干纤维层; iii。通过将第二主表面设置在下模具部件的第二模制表面上，将模制材料定位在模具中，下模具部件与模制材料的温度相比处于升高的温度; iv。闭合模具以限定包含模制材料的基本封闭的模腔; v。向模腔中的模制材料施加压力以将模制材料配置成完全模制的形状，并且在施加压力步骤v之后，多层板中的树脂完全浸渍干纤维; 和vi。基本上完全固化树脂以从成型材料形成模制部件。

7. 发明申请

US20150145159A1 PRESS MOULDING METHOD 审中-公开
标题翻译：压模方法
公开(公告)号：US20150145159A1
公开(公告)日：2015-05-28
申请号：US14404655
申请日：2013-05-30
申请人： Gurit (UK) Ltd.
发明人： Daniel Thomas Jones , Stephen Patrick Main , Martin James Starkey , Peter Jennings , Gregory Aratoon
IPC分类号： B29C43/20
CPC分类号： B29C70/465 , B29C43/00 , B29C43/18 , B29C43/20 , B29C43/203 , B29C70/086 , B29C70/345 , B29C70/443 , B29C70/46 , B29C70/467 , B29C70/66 , B29C2043/563 , B29K2063/00 , B29K2105/0872 , B29K2105/0881 , B29K2307/04 , B29K2309/08 , B29L2009/00 , B29L2031/3005
摘要： A method of press moulding a moulding material to form a vehicle body panel of fibre-reinforced resin matrix composite material, the vehicle body panel having a front A-surface and a rear B-surface, the method comprising the steps of: i. providing a heated mould tool having a lower mould part and an upper mould part, the upper mould part having a first moulding surface for moulding a front A-surface of the vehicle body panel and the lower mould part having a second moulding surface for moulding a rear B-surface of the vehicle body panel; ii. providing a multilaminar panel of moulding material comprising at least one layer of fibres and at least one layer of resin, the multilaminar panel having first and second opposite major surfaces, a surface resin layer of the multilaminar panel being at or adjacent to the first major surface; iii. locating the moulding material in the mould tool; iv. closing the mould tool to define a substantially closed mould cavity containing the moulding material; v. applying pressure to the moulding material in the mould cavity to configure the moulding material in a fully moulded shape; and vi. substantially fully curing the resin to form a vehicle body panel from the moulding material, the vehicle body panel having a front A-surface formed from the first major surface and a rear B-surface formed from the second major surface.
摘要翻译：一种压模成型材料以形成纤维增强树脂基质复合材料的车体面板的方法，所述车体面板具有前A表面和后B表面，所述方法包括以下步骤：i。提供具有下模具部分和上模具部件的加热模具，所述上模具部分具有用于模制所述车身板的前A表面的第一模制表面和所述下模具部分具有用于模制所述模具的第二模制表面车体面板后面B面; ii。提供包括至少一层纤维和至少一层树脂的多层板材，所述多层板具有第一和第二相对的主表面，所述多层板的表面树脂层位于或邻近所述第一主表面 ; iii。将模制材料定位在模具中; iv。闭合模具以限定包含模制材料的基本封闭的模腔; v。向模腔中的模制材料施加压力以将模制材料构造成完全模制的形状; 和vi。基本上完全固化树脂以从成型材料形成车身板，车身板具有由第一主表面形成的前A表面和由第二主表面形成的后B表面。

8. 发明申请

US20150115506A1 PRESS MOULDING METHOD 有权
标题翻译：压模方法
公开(公告)号：US20150115506A1
公开(公告)日：2015-04-30
申请号：US14404678
申请日：2013-05-30
申请人： Gurit (UK) Ltd.
发明人： Daniel Thomas Jones , Stephen Patrick Main , Martin James Starkey , Peter Jennings , Gregory Aratoon
IPC分类号： B29C70/46
CPC分类号： B29C70/465 , B29C43/00 , B29C43/18 , B29C43/20 , B29C43/203 , B29C70/086 , B29C70/345 , B29C70/443 , B29C70/46 , B29C70/467 , B29C70/66 , B29C2043/563 , B29K2063/00 , B29K2105/0872 , B29K2105/0881 , B29K2307/04 , B29K2309/08 , B29L2009/00 , B29L2031/3005
摘要： A method of press moulding a moulding material to form a moulded part of fibre-reinforced resin matrix composite material, the method comprising the steps of: i. providing a mould tool having a lower mould part and an upper mould part, the upper mould part having a first moulding surface for moulding a first moulded surface of the moulded part and the lower mould part having a second moulding surface for moulding a second moulded surface of the moulded part; ii. providing a multilaminar panel of moulding material comprising at least one layer of fibres and at least one layer of resin, the multilaminar panel having first and second opposite major surfaces, a surface resin layer of the multilaminar panel being at or adjacent to the first major surface; iii. locating the moulding material in the mould tool; iv. closing the mould tool to define a substantially closed mould cavity containing the moulding material, the closing step including the sub-steps of: a. partially closing the mould tool to define a closed intermediate cavity containing the moulding material, the closed intermediate cavity being larger than the moulded part and the first moulding surface of the upper mould part being spaced from the first major surface, the upper mould part being at an elevated temperature as compared to the temperature of the moulding material; and b. at least partially evacuating air from the closed intermediate cavity while the first moulding surface of the upper mould part is spaced from the first major surface; v. applying pressure to the moulding material in the mould cavity to configure the moulding material in a fully moulded shape; and vi. substantially fully curing the resin to form a moulded part from the moulding material.
摘要翻译：一种压模成型材料以形成纤维增强树脂基复合材料的模制部件的方法，所述方法包括以下步骤：i。提供具有下模具部分和上模具部分的模具，所述上模具部分具有用于模制所述模制部件的第一模制表面的第一模制表面和具有用于模制第二模制表面的第二模制表面的下模具部分的模制件; ii。提供包括至少一层纤维和至少一层树脂的多层板材，所述多层板具有第一和第二相对的主表面，所述多层板的表面树脂层位于或邻近所述第一主表面 ; iii。将模制材料定位在模具中; iv。关闭模具以限定包含模制材料的基本封闭的模腔，闭合步骤包括以下子步骤：a。部分地闭合模具以限定包含模制材料的封闭中间腔，所述封闭中间腔大于模制部件，并且上模具部件的第一模制表面与第一主表面间隔开，上模具部件处于与模制材料的温度相比升高的温度; 和b。当所述上模具部件的第一模制表面与所述第一主表面间隔开时，至少部分地从所述封闭的中间腔抽空空气; v。向模腔中的模制材料施加压力以将模制材料构造成完全模制的形状; 和vi。基本上完全固化树脂以从成型材料形成模制部件。

9. 发明申请

US20140374018A1 PREPREG FOR MANUFACTURING COMPOSITE MATERIALS 有权
标题翻译：制造复合材料的准备
公开(公告)号：US20140374018A1
公开(公告)日：2014-12-25
申请号：US14372770
申请日：2013-01-17
申请人： Gurit (UK) Ltd.
发明人： Benjamin Edward Creaser , Paul John Spencer
IPC分类号： B32B37/26 , B32B38/00 , C08J5/24 , B32B37/10
CPC分类号： B32B37/26 , B32B37/1018 , B32B38/00 , B32B2038/0076 , C08J5/04 , C08J5/24 , C08J2363/00 , Y10T428/24372 , Y10T428/24405 , Y10T428/24893
摘要： A prepreg for manufacturing a fibre-reinforced composite material, the prepreg comprising a body comprising a layer of fibrous reinforcement impregnated with a matrix resin material, and a powder coating layer of resin material on at least one major surface of the body and adhered to the matrix resin material
摘要翻译：一种用于制造纤维增强复合材料的预浸料，该预浸料包括一主体，该主体包括浸渍有基质树脂材料的纤维增强层，以及在该主体的至少一个主表面上的一种树脂材料的粉末涂层，基质树脂材料

10. 发明授权

US12006430B2 Fire-retardant resins and composite materials 有权
公开(公告)号：US12006430B2
公开(公告)日：2024-06-11
申请号：US17261892
申请日：2019-08-02
申请人： Gurit (UK) Ltd.
发明人： Laura-Jane Slade , Paul John Spencer , Amy Alexandra Ferris
IPC分类号： C08J5/24 , B32B27/38 , C08G59/24 , C08G59/36 , C08G59/38 , C08K3/34 , C08K3/36 , C08K3/38 , C08K3/40 , C08K5/19 , C08K5/21 , C08K5/315 , C08K5/3445 , C08K5/3492 , C08K5/5313 , C08K5/5357 , C08L63/00 , C08L63/02 , C08L63/04 , C09J7/35
CPC分类号： C08L63/04 , C08G59/245 , C08G59/36 , C08G59/38 , C08J5/243 , C08J5/244 , C08J5/249 , C08K3/346 , C08K3/36 , C08K3/38 , C08K3/40 , C08K5/19 , C08K5/21 , C08K5/3155 , C08K5/3445 , C08K5/34922 , C08K5/5313 , C08K5/5357 , C09J7/35 , C08K2003/387 , C08L2201/02 , C08L2205/025 , C08L2205/035 , C08L2312/00 , C09J2463/00
摘要： An epoxide resin for the manufacture of a fibre-reinforced composite material having fire retardant properties and/or for use as an adhesive or hot-melt adhesive having fire retardant properties, the epoxide resin being halogen-free and phenolic resin-free, the epoxide resin having:

A. a mixture of (i) at least one first non-halogenated multifunctional epoxide-containing resin which has an epoxide functionality of greater than 2 and (ii) at least one second non-halogenated multifunctional epoxide-containing resin which has an epoxide functionality of less than or equal to 2;
B. at least one catalyst for curing the mixture of epoxide-containing resins to form a cured epoxy resin; and
C. a mixture of first, second and third fire retardant additives for reacting together to form an intumescent char when the cured epoxy resin is exposed to a fire,
wherein (i) the first fire retardant additive comprises a blowing agent for generating a non-combustible gas, (ii) the second fire retardant additive comprises an acid donor for decomposing to form a phosphoric acid when the cured epoxy resin is exposed to a fire, and (iii) the third fire retardant additive comprises at least one or both of (a) a ceramic or glass material and (b) a ceramic or glass material precursor to form a ceramic or glass material when the cured epoxy resin is exposed to a fire.

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