200819293 九、發明說明： 【發明所屬之技術領域】 本發明係有關一種瑜㈣的製法，尤指—種使用敎可 塑性彈性體複合材料’快速製作出單層結構的輕塾的製 法。 【先前技術】 按’市售瑜伽墊的結構及製程，雖依製造朗的不同， 而略有差別，，其作法不外乎下列製程，參閱w 圖所示，製作出所需的瑜㈣20結構，參閱第2圖所示： ⑽）百先’使賴壓發泡技術，製作出所需的發泡 以獲得平整的 (102)對所製成的發泡板床進行裁邊 接合面； (103)依所^的大小，將複數個發泡板床的對應接合 面相互對接，並膠接在一起； …(104)依所而的厚度，以切刀對接在—起的發泡板床 進仃削片，以獲得適用厚度的發泡片材2卜23; (105)在第一片發泡片材21的一面均句塗抹膠水； ()在第片發泡片材21上塗抹膠水的一面，貼附 ^~網布22的一面； (107) 在第—片發泡片材23的—面均勻塗抹膠水； (108) 將第—片發泡片材23上塗抹膠水的一面，貼附 至糊布22的另~面，令第二片發泡片材23透過該網布四 的織物纖維縫隙，與第—片發泡片材21均勻膠合成一體·， 200819293 (109) 將膠合成一體的發泡片材21、23裁切成所需的 瑜珈墊20尺寸，復參閱第2圖所示； (110) 對瑜珈墊20進行壓紋處理； (111) 截去毛邊且裁切成瑜珈墊2〇的正確形狀及尺 寸’即製作出市售瑜珈墊20的成品；及 (112) 最後，將瑜珈墊20的成品予以包裝出貨。 由上述製程可知，由於一般傳統發泡片材均具有材質200819293 IX. INSTRUCTIONS OF THE INVENTION: TECHNICAL FIELD OF THE INVENTION The present invention relates to a method of making a yoga (four), and more particularly to a method for rapidly producing a single layer structure using a tantalum plastic elastomer composite material. [Prior Art] According to the structure and process of the commercially available yoga mat, although it differs slightly depending on the manufacturing process, the method is nothing more than the following process. See the w diagram to create the required Yu (4) 20 structure. , refer to Figure 2: (10)) Bai Xian's pressure-relieving foaming technology to produce the desired foaming to obtain a flat (102) trimming joint for the foamed sheet bed produced; According to the size of the ^, the corresponding joint faces of the plurality of foam board beds are butted together and glued together; (104) according to the thickness, the squeegee bed is boring by the cutter a sheet to obtain a foamed sheet 2 of a suitable thickness; (105) a glue is applied to one side of the first sheet of foamed sheet 21; () a side of the first sheet of foamed sheet 21 to which glue is applied, Attaching one side of the mesh cloth 22; (107) uniformly applying glue to the surface of the first sheet of foamed sheet 23; (108) attaching the side of the first sheet of foamed sheet 23 to the glue to the side The other side of the cloth 22 causes the second sheet of foamed sheet 23 to pass through the gap of the woven fabric of the web 4 to be uniformly bonded to the first sheet of foamed sheet 21. Integral, 200819293 (109) The foamed sheet 21, 23, which is integrated into the glue, is cut into the desired size of the yoga mat 20, as shown in Fig. 2; (110) The embossing treatment of the yoga mat 20; (111) Cut off the raw edges and cut into the correct shape and size of the yoga mat 2' to produce the finished product of the commercially available yoga mat 20; and (112) Finally, the finished product of the yoga mat 20 is packaged and shipped. According to the above process, since the conventional foamed sheets have materials
輕盈、柔軟、伸張性高，但拉力強度甚低的特點，致傳統 瑜珈墊極易因過度伸張，發生斷裂，而對正在其上從事瑜 =運動者帶來不便與危險性，故，傳統上，在製作瑜^ 時，為了有效補強其結構強度，均會在㈣發泡片材間增 設一層網布’令三者膠合成—體，形成所謂的三明治結構: 以利用網布的織物纖維補強發泡片材的強度，有效減少發 泡片材的伸張程度’避㈣瑜你墊斷裂所造成的運動傷 害。然而，增設網布雖達成了補強瑜伽墊結構強度的目的， 但亦因此增加了製作的複雜度，以前述製程為例，其中步 驟（104)至步驟⑽)均是為此而增加的額外程序，不僅 使賴外的材料’耗費大量的人力及時間，更導致後段加 工時間的延長’而冗長的加工程序，亦極易在每—製程中 發生產品贼，導致不良率增加，進而使瑜♦墊的製造成 口此如何藉改變瑜办墊的材料成份及 製作出的瑜㈣’除可保持原發泡材料的止滑性3性 外’尚可提高發泡材料触力強度與減少其伸張程度，以 6 200819293 ，略掉網布，令原本三明治結構的傳統瑜純可被簡化成 單層結構’達成簡化製程及降低成本的目的，即為本發明 在此欲探討的一重要課題。 【發明内容】 有鑑於前述傳統瑜珈墊，長久以來，在其製程及使用 材料上存在的問題，發明人乃根據多年的實務經驗及研究 心仔，研發出本發明的一種瑜珈墊的製法，期使瑜珈墊的 製程不僅變得鮮及絲，且使㈣作出的瑜珈墊不僅能 具備一般發泡材料的高彈性及止滑特性，且可令其在使用 上更為安全及方便。 本發明之一目的，係在提供一種瑜珈墊，該瑜珈墊係 由熱了塑性彈性體複合材料製成的單層結構，該熱可塑性 彈性體複合材料包括苯乙烯系熱可塑性彈性體Light, soft, high stretch, but the strength of the tension is very low, so that the traditional yoga mat is easy to be excessively stretched and broken, but it is inconvenient and dangerous to the person who is engaged in yoga = sports, so traditionally In the production of Yu, in order to effectively strengthen the structural strength, a layer of mesh cloth is added between the (four) foam sheets to make the three kinds of rubber composites, forming a so-called sandwich structure: reinforcing with fabric fibers using mesh cloth The strength of the foamed sheet effectively reduces the degree of stretch of the foamed sheet's avoidance (four) yoga damage caused by the break of your mat. However, although the addition of mesh has achieved the purpose of reinforcing the structural strength of the yoga mat, it also increases the complexity of the production. Taking the aforementioned process as an example, steps (104) to (10) are additional procedures for this purpose. Not only does it make the materials outside the 'expensive labor and time, but also leads to the extension of the processing time in the latter stage', and the lengthy processing procedure is also very easy to produce product thieves in each process, resulting in an increase in the non-performing rate, which in turn makes Yu ♦ How to make the pad into the mouth? How to change the material composition of the yoga mat and make the Yu (4) 'In addition to maintaining the slip-resistance of the original foaming material', it can improve the contact strength of the foaming material and reduce its stretch. To the extent that 6 200819293, the mesh is omitted, so that the traditional pure purity of the original sandwich structure can be simplified into a single-layer structure's aim of simplifying the process and reducing the cost, which is an important subject for the present invention. SUMMARY OF THE INVENTION In view of the aforementioned traditional yoga mats, the inventors have long developed a method for preparing a yoga mat according to the practical experience and research of the present invention based on years of practical experience and research. The process of making the yoga mat not only becomes fresh and silky, but also makes the yoga mat made of (4) not only has the high elasticity and anti-slip characteristics of the general foaming material, but also makes it safer and more convenient to use. It is an object of the present invention to provide a yoga mat which is a single layer structure of a thermoplastic elastomer composite comprising a styrenic thermoplastic elastomer.
Thermoplastic Elastomer，簡稱 Styrenic TPE)、茂金屬 聚烯烴系熱可塑性彈性體(Polyolefin elastomerr，簡稱 POE、polyolefin plast〇mer，簡稱 p〇p)、動態硫化熱可塑 性彈性體（thermoplastic vuleanizate or dynamic vulcanizate，簡稱TPV)及聚烯烴系橡塑共混物 (thermoplastic elastomeric olefins，簡稱 ΤΡ0)等基材， 搭配添加其他填料、加工助劑、發泡劑、發泡助劑、架橋 Μ、木橋助劑等成份，依預定重量百分比，在傳統模壓發 泡製程中融炫混合，經滾輪出片後，置入熱壓模具中發泡， 即可製成本發明之瑜伽墊，使得本發明之瑜丨加墊不僅可保 持原發泡材料的止滑性及高彈性，尚可大幅提高發泡材料 7 200819293 的拉力強度，並能以單層結構取代傳統瑜珈墊以網布補強 的三明治結構，省略掉網布、相關貼合製程及膠水的使用， 大幅縮短了製造時間，減少不良率的發生，並因此大幅降 低了瑜珈墊的製造成本。 為便貴審查委員能對本發明的目的、發明理念及技 術原理，有一更清楚之認識與暸解，茲舉實施例配合圖式， 詳細說明如下： 【實施方式】 本發明係一種瑜珈墊的製法，該方法係使用熱可塑性 彈性體複合材料製作本發明的瑜珈墊，該熱可塑性彈性體 複合材料係使用熱可塑性彈性體為基材的複合材料，包括 苯乙烯系熱可塑性彈性體（styrenic Therm〇plasticThermoplastic Elastomer (Styrenic TPE), Polyolefin elastomer (Polyolefin elastomer, POE, polyolefin plast〇mer, p〇p), Thermoplastic vuleanizate or dynamic vulcanizate (TPV) And polyolefin-based rubber blends (thermoplastic elastomeric olefins, ΤΡ0) and other substrates, with other fillers, processing aids, foaming agents, foaming auxiliaries, briquettes, wood bridge additives, etc. The predetermined weight percentage is melted and mixed in the traditional molding foaming process, and after being rolled out by the roller, it is foamed in a hot pressing mold to form the yoga mat of the present invention, so that the yoga pad of the present invention can not only maintain The slip-resistance and high elasticity of the original foaming material can greatly improve the tensile strength of the foaming material 7 200819293, and can replace the traditional yoga mat with a single-layer structure to reinforce the sandwich structure, omitting the mesh and related stickers. The combination of process and glue greatly shortens manufacturing time and reduces the occurrence of non-performing rates, thus significantly reducing Yu The manufacturing cost of the mattress. For the purpose of the present invention, a clear understanding and understanding of the object, the inventive concept and the technical principle of the present invention will be described in detail as follows: [Embodiment] The present invention is a method for preparing a yoga mat. The method uses the thermoplastic elastomer composite material to fabricate the yoga mat of the present invention, which is a composite material using a thermoplastic elastomer as a substrate, including a styrenic thermoplastic elastomer (styrenic Therm〇plastic)
Elastomer，簡稱Styrenic TPE)、茂金屬聚烯烴系熱可塑 性彈性體(POE、PQP)、動態硫化熱可塑性彈性體(τρν)及聚 婦烴系橡塑共混物⑽)等基材，經分別添加不同機能的發 泡劑與架橋鮮成份後，在傳統模壓發泡製程中融 合，經滚輪出片後，置入熱壓模具中發泡，即可製作出本 發明之瑜珈墊。 本电明在整個製造過程中，完全係採用傳統模壓發泡 製程，利用傳統捏合、出片及發泡裝£，依下列步驟，來 閱第3圖所示’對該熱可紐驗體複合材料，依序進行 捏合、出片及發泡處理： (301)首先，係賴熱可__體複合材料的 份，分別依預定的重量百分比，置人—捏合機(kneader)、 8 200819293 混練機（roll mill)、雙滾輪混練機（two—r〇n miu)或萬 馬力混練機(Banbury mixer)等裝置中，令該等成份可在攝 氏90至130度的溫度下，於該裝置中均勻混合； (302) 將均勻混合後的該熱可塑性彈性體複合材料， 送入一雙滚輪出片裝置，對其進行滚壓，俟滾壓數次，形 成所需厚度的薄片後，再以自動切刀，依序將其裁切成適 當尺寸的片體備用； (303) 依貫際需要’選用適當數量或重量的片體，將 其堆疊在一起後，置入一熱壓模具中，令該熱壓模具以攝 氏150至180度的溫度，在90至250Kg/cm2的壓力下，對 該等堆疊在一起的片體，進行熱壓及發泡處理，俟一適當 時間後，視模具大小及厚度而定，一般約需10至分鐘， 即可製作出所需的熱可塑性彈性體的發泡板床； (304) 俟該發泡板床冷卻，完成收縮後，對其進行裁 邊’並以削皮機將其削切成所需厚度，置入壓紋機，進行 壓紋；及 (305) 最後，在完成壓紋後，乃依實際需要的尺寸與 形狀’進行裁切，製作出單層結構的瑜劲0墊4〇，參閱第4 圖所示。 在本發明中，該熱可塑性彈性體複合材料包括下列各 成份： (1)其主要基材（其重量視為1〇〇份）包括下列熱可塑 性彈性體(Thermoplastic Elastomer，簡稱 TPE) ·· (a)苯乙烯系熱可塑性彈性體(styrenic TPE)，包括 9 200819293 本乙細一丁一~一 苯乙稀（Styrene Butadiene Styrene， 間稱SBS)、本乙稀一乙稀/ 丁烯—苯乙烯（styreneElastomer (Styrenic TPE for short), metallocene polyolefin-based thermoplastic elastomer (POE, PQP), dynamically vulcanized thermoplastic elastomer (τρν) and polysulfide-based rubber-plastic blend (10), etc. The foaming agent with different functions and the bridging fresh component are fused in the traditional molding foaming process, and after being rolled out by the roller, it is placed in a hot pressing mold to foam, and the yoga mat of the invention can be produced. In the whole manufacturing process, this electric lamp adopts the traditional molding foaming process, and uses the traditional kneading, filming and foaming. According to the following steps, the composite of the thermocombs is shown in Figure 3. Material, kneading, filming and foaming treatment in sequence: (301) Firstly, the parts of the composite material of the heat-receiving __ body are respectively placed according to the predetermined weight percentage, kneader, 8 200819293 In a device such as a roll mill, a two-roller mixer (two-r〇n miu) or a Banbury mixer, the components can be at a temperature of 90 to 130 degrees Celsius in the device. Uniformly mixing; (302) feeding the uniformly mixed thermoplastic elastomer composite material into a pair of roller stripping devices, rolling it, rolling it several times to form a sheet of a desired thickness, and then Automatic cutter, cut into the appropriate size of the sheet for later use; (303) According to the need to 'select the appropriate number or weight of the sheet, stack them together, put into a hot pressing mold, Let the hot press mold at a temperature of 150 to 180 degrees Celsius, at 90 Under the pressure of 250Kg/cm2, the stacked sheets are subjected to hot pressing and foaming treatment, and after a suitable time, depending on the size and thickness of the mold, generally takes about 10 minutes to prepare. a foamed bed of the desired thermoplastic elastomer; (304) 俟 the foamed bed is cooled, after shrinking, it is trimmed' and cut into a desired thickness by a peeler, placed in a pressure The embossing machine is embossed; and (305) Finally, after the embossing is completed, the size and shape of the actual shape are cut, and a single layer of yoga 0 mat 4 制作 is produced, as shown in Fig. 4 . In the present invention, the thermoplastic elastomer composite material comprises the following components: (1) The main substrate (the weight of which is regarded as 1 part) includes the following thermoplastic elastomer (Thermoplastic Elastomer, TPE for short). a) Styrene-based thermoplastic elastomer (styrenic TPE), including 9 200819293, Styrene Butadiene Styrene (SBS), Bento-ethylene-diene/butene-styrene (styrene
Ethylene Butene Styrene，簡稱 SEBS)、苯乙烯一異戊二 烯一苯乙烯(Styrene Isoprene Styrene，簡稱 SIS)或苯乙 烯一乙烯一丙烯一苯乙烯（styrene Ethylene Propylene Styrene，簡稱SEPS)等材料； (b) 茂金屬聚烯烴系熱可塑性彈性體，包括p〇E及p〇p 等； (c) 動態硫化熱可塑性彈性體，如：τρν ;及 (d) 聚烯烴系橡、塑共混物，如：τρ〇。 (2) 發泡劑：該成份佔主要基材重量之比例約為1%至 15%(即，若主要基材為100，則該成份為丨至15)，可為偶 氮類化學發泡劑、小蘇打粉等物理性發泡劑等。 (3) 杀桉劑·忒成份佔主要基材重量之比例約為〇· 1% 至5%，可為二異丙苯基過氧化物(dicumyl如㈣㈣、& 5一 過氧三級丁基_2,5_二曱基己烷 〈2, 5-(tert-butylperoxide)-2, 5-dimethylhexane〉或硫 黃等材料。 發明人利用前述組成成份，依前述製造程序，可輕易 地利用傳統懸發泡製程，製作域可雜雜體發雜 料’該熱可塑性雜體發泡㈣經實驗證明，確實具備如 下優點： 、^ ⑴不僅具備優異的彈性及止滑性，且具有易著色、 無硫化橡膠異味及易回收再利用的特性；及 200819293 ⑵在後段加工程序中，由於具備優異的二次加工 陡’故可在其上輕易加卫成型出複雜的形狀或圖案，故極 適口應用在需進仃壓紋、轉印及貼合等輯的瑜伽塾上。 此外’在貫際施作時，該熱可塑性彈性體複合材料並 不侷限於前述成份，亦可依實際需求，在該熱可塑性彈性 體複S材料巾，選擇添加下列成份，以製作出所需的該熱 可塑性彈性體發泡材料： … U)其他咼分子材料，包括：塑膠、橡膠或其他熱可 塑性彈性體，可為如：聚苯乙烯（Polystyrene，簡稱PS)、 乙稀酉日g夂乙烯共聚合物（Ethyiene vinyl Acetate，簡稱 EVA)、低始、度聚乙烯（l〇w Density p〇iyethyiene，簡稱 LDPE) >?^^^^~^T^(StyreneButadieneRubber ? 簡稱 SBR)、二元乙丙橡膠(Ethylene Propylene Terpolymer Rubber，簡稱EPDM)、或其他熱可塑性彈性體等高分子材 料，俾藉以改變發泡材料的材質特性，令其能滿足實際的 需求。 (2) 加工助劑，包括··發泡助劑或架橋助劑，其中發 泡助劑可為如··硬脂酸、氧化鋅或硬脂酸鋅等材料，該成 份佔主要基材重量之比例約〇%至3%，架橋助劑可為如·· TMPTMA(tr i methy1ο1propane trimethacrylate)、 TAC(triallylcyanurate)或 TAIC(triallylisocyanurate) 等材料，該成份佔主要基材重量之比例約〇· 1%至5%，俾藉 以促進發泡的效果及速度。 (3) 其他添加劑，該成份佔主要基材重量之比例約〇% 11 200819293 至30%，包括：作為增量劑的色料、礙酸詞、二氧化石夕、滑 石粉或木料材料，俾藉以改變發泡材料的材質特性或所 呈現出的視覺效果。 藉由如述材料，透過前述製程，所製作出的熱可塑性 弹性體的發泡㈣，除雜與止雜完全符合物塾的設 a十要求外，發泡材料的拉力強度亦大幅提昇，達6 ¥cm2 以上’令制者在其上從事瑜珈運⑽，不致發生發泡材 料斷裂的情事’故可確保使用者的運動安全。 在本發明之一具體實施例中，係使用茂金屬聚烯烴系 熱可塑性彈性體（如··_為主要基材，且依前述重量百分 比’分別添加不同機能的發泡劑及架橋劑等成份後，依前 述製程’在傳統捏合機巾均勻混合，經雙滾輪出片裝置， 對其進打滾壓出片，並裁城適當尺寸的片體後，置入熱 壓核具中發泡，網，賴錢將制域所需厚度，再進 行壓紋後’即製作出本發明的瑜伽墊。發明人對本發明的 瑜珈墊進行應力峨後，獲得第5圖所示的應力應變圖， 其中線50係、代表本發明的發泡材料的拉力強度，其拉力強 度高達9Kg/cm2以上，線51係代表傳統需以網布補強的發 泡材料的拉力強度，拉力強度則僅為3 Kg/cm2，相較之下， 顯然本發_發泡材料的拉力強度三倍於傳統發泡材料。 綜上所述，由於本發明可大幅提昇發泡材料的拉力強 又故了據以省略掉傳統二明治結構的瑜珈墊中所使用的 ，布，而改採單層結構製作本發明的瑜珈墊，不僅可大幅 簡化及縮紐瑜珈墊的製造流程，且可減少材料的使用量， 12 200819293 省去揮發性膠水的使用，減少不良率的發生，進而大幅^ 低瑜功口墊的製造成本。 牛 以上所述，僅係本發明之較佳實施例，惟，本發明所 主張之權利範圍，並不局限於此，按凡熟悉該項技藝L士， 依據本發明所揭露之技術内容，可輕易思及之等效變化， 均應屬不脫離本發明之保護範曰壽。 【圖式簡單說明】 第1圖係傳統瑜珈墊的製程示意圖； 第2圖係傳統瑜伽塾的結構示意圖； 弟3圖係本發明的瑜j加墊的製程示意圖； 第4圖係本發明的瑜珈墊的結構示意圖；及 弟5圖係本發明的一實 施例的瑜珈墊的應力應變示意 【主要元件符號說明】 檢称j墊 ......... …20、40 第一片發泡片材........ 網布 ......... "•22 第二片發泡片材........ ••••23 、線 ......... …50、51 13Ethylene Butene Styrene (SEBS), Styrene Isoprene Styrene (SIS) or Styrene Ethylene Propylene Styrene (SEPS); (b Metallocene polyolefin-based thermoplastic elastomers, including p〇E and p〇p; (c) dynamically vulcanized thermoplastic elastomers such as: τρν; and (d) polyolefin-based rubber and plastic blends, such as :τρ〇. (2) Blowing agent: The ratio of the component to the weight of the main substrate is about 1% to 15% (that is, if the main substrate is 100, the composition is 丨 to 15), which can be azo chemical foaming. Physical foaming agents such as agents and baking soda powder. (3) The ratio of acaricide and antimony component to the weight of the main substrate is about 1·1% to 5%, which may be dicumyl peroxide (dicumyl such as (four) (four), & 5 peroxygen tributyl a material such as 2,5-dimercaptohexane <2, 5-(tert-butylperoxide)-2, 5-dimethylhexane> or sulfur. The inventors can easily utilize the above composition according to the aforementioned manufacturing procedure. The traditional suspension foaming process, the production domain can be mixed with miscellaneous materials. The thermoplastic plastic foam (4) has been proved by experiments to have the following advantages: (1) not only has excellent elasticity and slip resistance, but also has easy coloring. , non-vulcanized rubber odor and easy to recycle and reuse; and 200819293 (2) in the post-processing program, because of the excellent secondary processing steepness, it can easily form a complex shape or pattern on it, so it is very suitable for application. In the yoga rafts that require embossing, transfer and lamination, etc. In addition, the thermoplastic elastomer composite material is not limited to the aforementioned components when applied continuously, and may be used according to actual needs. Thermoplastic elastomer complex S material towel, choose to add The components are listed to produce the desired thermoplastic elastomer foam: U) Other molecular materials, including: plastic, rubber or other thermoplastic elastomers, such as polystyrene (PS) ), Ethyiene vinyl Acetate (EVA), low-degree polyethylene (l〇w Density p〇iyethyiene, LDPE) >?^^^^~^T^ (StyreneButadieneRubber? SBR for short), Ethylene Propylene Terpolymer Rubber (EPDM), or other thermoplastic elastomers, etc., to change the material properties of the foamed material to meet the actual needs. . (2) Processing aids, including · foaming aids or bridging aids, wherein the foaming aids may be materials such as stearic acid, zinc oxide or zinc stearate, which constitute the main substrate weight The ratio is about 〇% to 3%, and the bridging aid may be a material such as TMPTMA (tr i methy1ο1 propane trimethacrylate), TAC (triallylcyanurate) or TAIC (triallylisocyanurate), and the ratio of the component to the weight of the main substrate is about 〇·1 From % to 5%, to promote the effect and speed of foaming. (3) Other additives, the proportion of this component in the weight of the main substrate is about 〇% 11 200819293 to 30%, including: coloring agent as a bulking agent, acid smear, sulphur dioxide, talcum powder or wood material, 俾In order to change the material properties of the foamed material or the visual effect presented. Through the above-mentioned process, the foaming (4) of the thermoplastic elastomer produced by the above-mentioned process, the impurity removal and the anti-doping completely comply with the requirements of the material ten, the tensile strength of the foamed material is also greatly improved. 6 ¥cm2 The above-mentioned 'makers are engaged in yoga (10), so that the foaming material does not break, so the user's exercise safety can be ensured. In a specific embodiment of the present invention, a metallocene polyolefin-based thermoplastic elastomer is used (for example, as a main substrate, and a foaming agent and a bridging agent of different functions are separately added according to the aforementioned weight percentages). After the above process, the traditional kneading machine towel is uniformly mixed, and the double-roller is used to take out the film, and the film is rolled out, and the appropriate size of the piece is cut, and then placed in the hot pressing fixture to foam. The Lai Qian will make the desired thickness of the domain, and then emboss the 'the yoga mat of the present invention. After the inventor stresses the yoga mat of the present invention, the stress strain diagram shown in Fig. 5 is obtained, wherein the line The tensile strength of the 50-series, representing the foamed material of the present invention, has a tensile strength of up to 9 Kg/cm2 or more, and the line 51 represents the tensile strength of the conventional foaming material which is reinforced by the mesh, and the tensile strength is only 3 Kg/cm2. In contrast, it is obvious that the tensile strength of the foaming material is three times that of the conventional foaming material. In summary, since the invention can greatly increase the tensile strength of the foaming material, the conventional two is omitted. Meiji structured yoga The use of the cloth, and the use of a single-layer structure to make the yoga mat of the present invention not only greatly simplify the manufacturing process of the yoga mat, but also reduce the amount of material used, 12 200819293 eliminates the use of volatile glue , reducing the occurrence of the non-performing rate, and further reducing the manufacturing cost of the yoke mat. The above is only a preferred embodiment of the present invention, but the scope of the claimed invention is not limited thereto. According to the technical content disclosed in the present invention, the equivalent changes can be easily considered, and the protection should not be deviated from the protection of the present invention. [Simplified illustration] Figure 1 Schematic diagram of the process of the traditional yoga mat; Figure 2 is a schematic diagram of the structure of the traditional yoga mat; Figure 3 is a schematic diagram of the process of the Yu j pad of the present invention; Figure 4 is a schematic view of the structure of the yoga mat of the present invention; A stress strain diagram of a yoga mat according to an embodiment of the present invention [Description of main component symbols] Detecting a j pad... 20, 40 First foamed sheet... .. Mesh......... "•22 Sheet foamed sheet ........ •••• 23, 50, 51, 13 ... line .........