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CHAPTER I Introduction A. Background of the study Nowadays, adhesives are highly in demand in the market. adhesives are used everywhere. At home, to bind some furniture of damaged decorations. At School, to bind some projects of the students. At office, to bind some papers. Almost all companies use adhesives to bind their products, material, tool and etc. B. Statement of the problem Can betel nut be a component of adhesive? C. Hypothesis betel nut can be a component of adhesives. D. Significance of the study The study was conducted to find out if betel nut is a good component of adhesives. If betel nut has the potential, there will be a great impact in our economy because we can produce a less expensive, more efficient and environmental 1

Science Investigatory Project

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Page 1: Science Investigatory Project

CHAPTER I

Introduction

A. Background of the study

Nowadays, adhesives are highly in demand in the market. adhesives are used

everywhere. At home, to bind some furniture of damaged decorations. At School, to bind

some projects of the students. At office, to bind some papers. Almost all companies use

adhesives to bind their products, material, tool and etc.

B. Statement of the problem

Can betel nut be a component of adhesive?

C. Hypothesis

betel nut can be a component of adhesives.

D. Significance of the study

The study was conducted to find out if betel nut is a good component of

adhesives. If betel nut has the potential, there will be a great impact in our economy

because we can produce a less expensive, more efficient and environmental friendly

adhesive that is locally made here in the Philippines.

E. Scope and limitation

The production of adhesive from betel nut aims in making a more efficient and

less expensive adhesive. The data obtain in the study were limited to its characteristics,

its effectiveness, and the materials in the study for simple use only and not for heavy duty

and industrial use.

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Page 2: Science Investigatory Project

CHAPTER II

Review of related literature

Mixture is a combination of two or more substances that can be separated by

physical means. Adhesive is defined as tending to adhere

The increase in the demand for adhesives in several business sectors calls for higher

production, which requires more sources of raw materials for adhesive components.  Modern

methods of adhesive formulation usually use harmful synthetic chemicals and animal proteins

that contribute to damages in the environment. Thus, there is a need to look for more natural

sources. This study tested the suitability of betel nut extract as a component of adhesive.

Adhesives abound on the market. These adhesives may vary in nature depending upon

their uses. Their nature is highly affected by the materials used in preparing them.

(http://www.investigatoryprojectexample.com/science/betel-nut-extract-as-component-of-

adhesives.html)

Animal protein, casein, and resins are the common materials used in preparing animal-

based adhesives. Animal proteins are usually from animal skins, bones, and other animal parts.

Historically, it is the oldest material used for making adhesives. Casein is the protein from milk,

and resins can be sourced out from plants or prepared synthetically (Austin, 1984)

An adhesive, or glue, is a mixture in a liquid or semi-liquid state that adheres or bonds

items together. Adhesives may come from either natural or synthetic sources.

(http://en.wikipedia.org/wiki/Adhesive)

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Page 3: Science Investigatory Project

CHAPTER III

Methodology

A. Sources and gathering of data

Internet

Book

Dictionary

B. Materials

Betel nut

cornstarch

3 containers ( with capacity of 300ml)

Stick

C. Procedure

1. cut the betel nut into pieces then squeeze it to extract the juice.

2. after extracting the juice, pour it into 3 different containers.

3. Then pour the cornstarch into the 3 containers. then mix

4. after that, cook the mixture until reach the desired consistency.

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Page 4: Science Investigatory Project

CHAPTER IV

Data, results and discussions

A. Data

Ratio of betel

nut extract to

cornstarch

Amount of

mixture

Time of dryness

30 minutes 1 hour 1:30 hours

75:25 10ml

50:50 10ml

25:75 10ml

B. Results

The use of betel nut as main component of adhesive has showed promising

results. The mixture is very cheap at all because the raw materials can be found at

home. It is proven to be effective in bonding materials. On the other hand, it is

also proven to be not hazardous.

C. Conclusion

The researcher therefore concludes that the use of betel nut extract as a

component of adhesive is really effective. it was a successful one.

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Page 5: Science Investigatory Project

Chapter V

Recommendations:

After this study, it is highly recommended to further study the characteristics of

betel nut to be used as main component of adhesives for today’s applications. There are

more effective ways and means of improving the quality of the products using today’s

technology.

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