http://repository.rmutp.ac.th:80/handle/123456789/13 Thu, 20 Jun 2013 10:23:50 GMT 2013-06-20T10:23:50Z http://repository.rmutp.ac.th:80/handle/123456789/985 Motivation to Participate in Student Development Activities of Rajamangala University ot Technology Students Narkrugsa, Pradittha; Ngamvilia, On-anong; Pukahart, Nares; Piwthong, Rudchanee A study on the motivation to participate in student development activities of the RMUTP's students was done with the objective to verify the level of the internal motivation (human relationship, social service, self - study for development and carrier path ) anf external motivations (location, comfortable of travel, a period of activites, the content of activities,instructor and profit) and compare the differences of motivation rating scale base on personal factors : sexual,level of student,faculty, GPA (grade point average), experience in participation and the information receiving. The study sample of 450 students was randomly selected from RMUTP. undergraduate students from 9 faculties.The data were collected by questionnaire (5 rating scales) and will be evaluated in frequency, mean and standard deviation. T-test and one-way Anova used for comparing means at รายงานการวิจัย -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2554 Wed, 02 May 2012 00:00:00 GMT http://repository.rmutp.ac.th:80/handle/123456789/985 2012-05-02T00:00:00Z http://repository.rmutp.ac.th:80/handle/123456789/929 Water hyacinth paper production for packaging Luepong, Kanchana; Sasithorn, Nongnut; Manarungwit, Kasem This research was an aim to develop the Eichhornia crassipes (Mart.) Solms paper process whilst the increasing of paper pulp by the agriculture wastes as pineapple and banana leaves. The experimental started preparing the paper pulp using NaOH 10 g/l at 100oC for 3 hours. Then, the paper pulp was bleaching with H2O2 5 g/l at 90oC for 30 minutes. The paper was used for packtech what the optimum ratio were 70% Eichhornia crassipes (Mart.) Solms, 10% pineapple leaf, and 20% banana leaf. The paper properties were increased by distributing agent as Acramin 5 g/l and improving the paper strength with 5%w/v residual activated carbon water. The product had an equivalent quality as craft paper type KI. It has 0.537 mm in thickness, 35.4 kN/m2bursting strength, tear strength 356 mN, and 185 gram in weight. The paper was good at box set for the generally products. รายงานการวิจัย--มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร,2554 Thu, 19 Apr 2012 00:00:00 GMT http://repository.rmutp.ac.th:80/handle/123456789/929 2012-04-19T00:00:00Z http://repository.rmutp.ac.th:80/handle/123456789/871 Cost of safety system in building construction Monkaew, Sunun; Nawalerspunya, Thawatchai The goal of this study is to study the cost of safety system in building construction by studying multipurpose building with durable goods project. The cost of safety system in building construction is divided into two categories are the safety measure cost and the safety program cost in construction. From the study, it is found out that the value of safety measure cost is approximately 1.85 % of a project cost and the value of safety program cost is approximately 0.98 % of a project cost. To sum up, the cost of safety system in building construction is approximately 2.83 % of a project cost .Moreover, the study found out that the safety measure cost is higher than the safety program cost about 1.88 as much. From the data of this study, it can be used as the guideline in estimating the cost of safety system in building construction for the future project. รายงานการวิจัย -- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2553 Mon, 29 Aug 2011 05:42:00 GMT http://repository.rmutp.ac.th:80/handle/123456789/871 2011-08-29T05:42:00Z http://repository.rmutp.ac.th:80/handle/123456789/755 Working Morale of personnel in Rajmangala University of Technology Phra Nakorn Mahattanan, Somjit; Sooksai, Wanmai; Smitinand, Nantayaporn; Phalalert, Pongkit The purpose of this research were to study Rajamangala University of Technology Phra Nakorn personnel' working morale and compare their working morale in sex, age, experience, education, position and working field. Questionnaires were used to collect data from 1,139 Rajamangala University of Technology Phra Nakorn personnel. Eight Hundred and seven questionnaires were returned. รายงานการวิจัย-- มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร,2552 Tue, 30 Nov 2010 08:28:25 GMT http://repository.rmutp.ac.th:80/handle/123456789/755 2010-11-30T08:28:25Z http://repository.rmutp.ac.th:80/handle/123456789/740 The Improvement Of Carbon Black From Waste Tires For Offset Printing Ink Using Coupling Agent Thinnoi, Pairin; Luangsaard, Nucharin; Komasatitaya, Juntira This work was aimed to improve the carbon black from waste tires for printing ink using coupling agent to disperse carbon black particle for making an oil-based offset ink. This experiment used 2 coupling agent, these were silane coupling and derivative fatty acid and used to produce offset inks for the 7 formulas. Formula 1 Commercail carbon black,Formula 2 carbon black was not washed by Nitric acid, formula 3 carbon black was not washed by Nitric acid and was added silane coupling agent, formula 4 carbon black was not washed by Nitric acid and was added fatty acid modified emulsifier , formula 5 carbon black was washed by nitric acid, formula 6 carbon black was washed by nitric acid and was added silane coupling, formula 7 carbon black was washed by nitric acid and was added fatty acid modified emulsifier. Bring all 6 formulas to test property to compare with offset ink commercial. First find the smallest particle of carbon black for 90 minutes. It was found that formula 4 took 20 minutes to make particles 12 micron and it is smalles particle of all. Then measured ink flow by Spread-O-Meter and measured diameter after 1 minute. It was found that formula 3 and 3 were 77 mm. and approximate commercial ink. Then measured tack of ink with Ink-O-Meter, it was found that formula 2, 3, 4, 6 and 7 were 2.4 and formula 5 was 2. Then measured viscosity and yield value of ink by Lary viscometer. It was found that formula 2 had 77 poise of ink viscosity and 670 dyne.s/cm2 of ink yield value that was approximate commercial ink. Finally measured Emulsification capacity (%) by Kershaw Water Pick up Tester. It was found that formula 6 had 74% and it was approximate commercial ink. รายงานการวิจัย--มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2553 Tue, 23 Nov 2010 09:22:14 GMT http://repository.rmutp.ac.th:80/handle/123456789/740 2010-11-23T09:22:14Z http://repository.rmutp.ac.th:80/handle/123456789/739 Development of Additional Skill Toy from dust mite defending Fabric. Krajangpo, Wipada The objective of this research is to develop the additional skill toy from dust mite defending fabric. There are categories into three products : 1) Non decorated dust mite defending Fabric 2) Printed cartoon of dust mite defending Fabric 3) Covered colorful cloth of dust mite defending fabric. It can be divided into 3 patterns of this product : 1) the geometric style (triangle, square, hexagon), the ring toss style and the jigsaw style. The findings of this research were as follow : In term of children between 2-6 year old they like the covered colorful cloth of dust mite defending Fabric and they choose mostly the ring toss style, followed by the printed cartoon of dust mite defending Fabric and the ring toss style. In term of parents group have never seen this product and they think that the using material is suitable. Besides, they prefer the geometric style in vibrant colors for decorating the printing method and covered colorful cloth of dust mite defending fabric as well as the choosing product should realize the important health. Moreover, they prefer very much the decoration of printed cartoon of dust mite defending fabric in the ring toss. In case of product, they prefer the geometric about size, style and suitability. In term of general interested people group have never seen this product and they think that the using material is suitable. Besides, they prefer the jigsaw style in vibrant colors for decorating the printing method. Moreover, they prefer the decoration of covered colorful cloth of dust mite defending fabric in the geometric style. In case of product , they prefer the geometric about size, style and suitability.. รายงานการวิจัย--มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2553 Tue, 23 Nov 2010 09:17:47 GMT http://repository.rmutp.ac.th:80/handle/123456789/739 2010-11-23T09:17:47Z http://repository.rmutp.ac.th:80/handle/123456789/738 Clothes Production from Remnant Fabrics Yanwiroj, Kanyuma This research was concerned about clothes production from remnant fabrics that can increase product value and meet market demand by using patchwork and appliqué technique. The research was conducted into 3 phases : data collecting, prototype production and consumer satisfaction evaluation. Questionnaires were used as instrument for data collecting. The first one the researcher inquired; what kind of products that consumer expected to see from remnant fabrics and collected data as market demand in order to produce 9 prototypes by using patchwork and appliqué technique. Finally, the prototype was provided to the sample group with the questionnaire in order to evaluate consumer satisfaction toward the prototype. The obtained data from the first questionnaire showed the most of sample was believed that product from remnant fabrics was a low price with poor quality and has no attractive design. The majority of sample interested in apparel product produced from remnant fabrics and sign of the zodiac was selected for decorative pattern. In comparison the result between the first and second questionnaire found that, patchwork and appliqué technique could change people attitude toward the product from remnant fabrics. The satisfaction of sample group towards prototype product was ranging in high level. The most of sample group agree to patchwork and appliqué was appropriate technique for transformation and value added to remnant fabric. A price of prototype estimated by consumer was 2,001 - 3,000 baht per item. รายงานการวิจัย--มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2553 Tue, 23 Nov 2010 09:15:54 GMT http://repository.rmutp.ac.th:80/handle/123456789/738 2010-11-23T09:15:54Z http://repository.rmutp.ac.th:80/handle/123456789/737 Development of Batik Painting Technique Silk Fabric via Natural Dyes Klaichoi, Charoon; Padungtos, Wiroj The aim of this research is to paint silk fabric with batik technique using five natural dyes from margosa bark, lac, mango leaves, marigold and otaheite gooseberry bark. The pre-mordant and after-mordant techniques were used in this work. Ten mordants, Aluminum potassium sulphate, Copper (II) sulphate, Sodium dichromate, Tannic acid, Tartaric acid, Tin (II) chloride and Calcium acetate-monohydrate were applied. The batik fabrics were characterized in color strength, rubbing fastness, washing fastness, light fastness and stiffness. The result indicated that silk fabric painted with natural dye from margosa bark could use all 10 mordants to improve color strength and gave various shades of color. The silk fabric painted with natural dye from lac could not use all 10 mordants to improve color strength, but it gave various shade. The silk fabric painted with natural dye from mango leaves, marigold and otaheite gooseberry bark showed that almost 10 mordants gave higher color strength and various shade. The mordanting technique would give good fastness and reduce the stiffness of batik fabric. รายงานการวิจัย--มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2553 Tue, 23 Nov 2010 09:13:37 GMT http://repository.rmutp.ac.th:80/handle/123456789/737 2010-11-23T09:13:37Z http://repository.rmutp.ac.th:80/handle/123456789/736 Development of the Apparel Product Style from Teen Chok Fabric Mae Chaem District, Chiangmai Province for Local Product Standard Numahun, Pojana; Thangtam, Usa; Changmuong, Wassana; Sutisung, Suree; Promlawan, Kamol; Krajangpo, Wipada The purpose of this research was to development of the apparel product style from Teen Chok Fabric of Mae Chaem District in Chiangmai province and technology relay of the apparel product development for the target group. This research managed by the survey, the design, the analyze, the prepare a apparel pattern, the apparel pattern evaluation, the target training, the training management and the analytical information. The research result were the nine apparel patterns that were decorative casual apparels with Teen Chok Fabric. The technique used patchwork, patches, gatherings and fillings etc. The opinion of the interested groups in the apparel pattern and evaluation were blouse pattern D, B and I were the highest suitable in both patterns and decorations. The participants found that the community group participants in Chang Choeng Village of Mae Chaem district in Chiangmai. Before they were trained, they had known in a few design, the sewing and the decoration in medium level. After they had been training, they know three parts in high level and they would require the next training in the highest level. The average were good level. รายงานการวิจัย--มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2553 Tue, 23 Nov 2010 09:08:27 GMT http://repository.rmutp.ac.th:80/handle/123456789/736 2010-11-23T09:08:27Z http://repository.rmutp.ac.th:80/handle/123456789/735 Studying and Product Development of Handicraft from Elephant Dung Paper for Adding Income to Community at Changwat Phra Nakhon Si Ayutthaya Ruengsombat, Mayuree; Phontharaphong, Yuvadee; Rakisarakul, Thinnawong; Tongsupon, Mantana The research aimed to study and develop handicraft products from elephant dung paper for community income generation in Changwat Phra Nakhon Si Ayutthaya and to compare the product satisfaction of the target group for the original style and the new one of elephant dung paper. The target group was composed of 143 tourists from other provinces and 143 local tourists. Both target groups would like to buy handicraft products from elephant dung paper and help generate community income in Changwat Phra Nakhon Si Ayutthaya. Research tool used were questionnaire and data were analyzed by statistical percentage, mean and mode. Questionnaire was used for the product attributes satisfaction evaluation of the target group including alternative evaluation process and comparison of product styles evaluation process. Data were analyzed by statistically percentage, mean and t-test dependent sample. The results were as follows: 1. The target group chose the third style on 3 designs of handicraft products from elephant dung paper. 2. For the product attribute satisfaction of the target group, it was found that the new style of handicraft product was more acceptable than the original one at a significance level of 0.05. รายงานการวิจัย--มหาวิทยาลัยเทคโนโลยีราชมงคลพระนคร, 2553 Tue, 23 Nov 2010 08:57:19 GMT http://repository.rmutp.ac.th:80/handle/123456789/735 2010-11-23T08:57:19Z