| O |
|
| Oatmeal
Cloth |
A Heavy, Soft
Fabric With A Specked Pebbly Surface. Used For Drapery, Upholstery.
|
| Odhani |
A Veil-cloth
For A Woman, Often Worn Tucked Into The Side Of The Waist And Drawn
Upward Over The Back And The Head, The Free End Being Draped Over
The Shoulder. Literally, 'a Wrap'.
|
| Oil Coated |
The Application
Of Oil To A Fabric (usually Linseed Oil) To Seal It And Made It
Waterproof.
|
| Oil
Repellent |
A Treatment
That Allows A Fabric To Resist Staining By Oily Substances.
|
| Oilcloth |
A General Term
For Any Oil Coated Fabric.
|
Oiled Silk;
Oiled Viscose
|
Silk And
Viscose Fabrics, Respectively, Made Impervious To Water By Treatment
With A Drying Oil. |
| Oiled Wool |
Unscoured Or
Undyed Knitting Wool Or Wool Dyed Before Spinning And Containing
Added Oil Not Subsequently Removed.
|
| Oil-repellent |
Descriptive Of
Textile Material On Which Oil Globules Do Not Spread.
|
| Olefin
(fibre) (us.) |
A Term Used To
Describe Manufactured Fibres In Which The Fibre-forming Substance Is
Any Long-chain Synthetic Polymer Composed Of At Least 85% By Weight
Of Ethene (ethylene), Propane (propylene), Or Other Olefin Units.
The Term Includes The Iso Generic Names Are Polypropylene And
Polyethylene
|
| Oligomer |
A Simple
Polymer Containing A Small Number Of Repeating Units., Note: The
Oligomer Most Frequently Encountered In The Textile Industry Is The
Cyclic Trimer Of Poly(ethylene Benzene-1,4-dicarboxylate)
(poly(ethylene Terephthalate)), The Polymer Used For Polyester
Fibre. This Material Can Form Deposits During The Processing And
Dyeing Of Yarns And Fabrics.
|
| Ombre |
Refers To A
Gradual Change In Shade From Light To Dark Or From One Color To
Another. May Be Done As A Yarn Dye Or In Printing.
|
| Ombré |
A French Term
Meaning Shaded. It Is Used In Relation To Textiles (a) As An
Adjective To Describe Fabrics With A Dyed, Printed, Or Woven Design
In Which The Colour Is Graduated From Light To Dark And Often Into
Stripes Of Varying Shades: And (b) As A Noun, Meaning (i) Shaded Or
(ii) A Fabric With Shaded Design.
|
| On-call
Cotton |
Raw Cotton
Purchased Under A Procedure Whereby The Price (points On Or Off
Futures) Is Between Buyer And Seller, But The Actual Futures Price
Is Left To Be Fixed Within A Stipulated Period. Buyer Has The Right
To 'call' (i.e., Demand Fixation Of The Futures Price) At Any Time
Within Stipulated Period.
|
| Onium Dye |
A Cationic Dye
That Is Solubilized By A Labile Ammonium, Sulphonium, Phosphonium,
Or Oxonium Substituent Which Splits Off During Fixation To Leave An
Insoluble Colorant In The Fibre.
|
| Open Boil |
Scouring Of
Cellulosic Textiles With Alkaline Liquors In Open-topped Vessels At
Or Near The Boiling. Note: Scours At Temperatures Lower Than The
Boil Are Usually Referred To As 'steeps'.
|
| Open End |
A High Speed
Yarn Spinning Process That Creates Yarn By Transferring Twist From
Previously Formed Yarn To Fiber Or Sliver Continuously Fed Into The
Spinning Machine. The Twisting May Be Done By Mechanical Methods,
Rotors Or Air Jets.
|
| Open-end
Spinning; Break Spinning |
A Spinning
System In Which Sliver Feedstock Is Highly Drafted, Ideally To
Individual Fibre State, And Thus Creates An Open End Or Break In The
Fibre Flow. The Fibres Are Subsequently Assembled On The End Of A
Rotating Yarn And Twisted In. Various Techniques Are Available For
Collecting And Twisting The Fibres Into A Yarn, The Most Noteworthy
Being Rotor Spinning And Friction Spinning.
|
| Opening |
The Action Of
Separating Closely Packed Fibres From Each Other At An Early Stage
In The Processing Of Raw Material Into Yam.
|
| Open-width
Processing |
The Treatment
Of Fabric At Its Full Width In The Unfolded State In Contrast To
Rope-form Processing. The Fabric May Be Carried On Rollers Through
The Processing Media Or Be Held On A Roller, As In Dyeing.
|
| Optical
Brightener |
A Substance
That Is Added To An Uncoloured Or A Coloured Textile Material To
Increase The Apparent Reflectance In The Visible Region By
Conversion Of Ultra-violet Radiation Into Visible Light And So To
Increase The Apparent Brightness Or Whiteness. Also Termed
Fluorescent Brightener; Optical Whitener; Fluorescent Whitening
Agent; Brightening Agent
|
| Organdy |
A Thin, Very
Stiff, Lightweight, Plain Weave Fabric Usually Of Cotton Or Cotton
Blends. It Is Often Treated To Make The Crisp Finish Permanent. Used
For Apparel Trim Such As Collars And Cuffs, Evening Wear, Dresses,
Curtains.
|
| Organza |
A Thin, Plain
Weave, Sheer Fabric Of Silk Or Synthetic Filament Yarn Such As
Polyester Or Nylon . Used For Evening Or Party Wear, Bridal Wear,
Curtains, Millinery.
|
| Orientation |
(1) Parallelism
Of Fibres, Usually As A Result Of A Combing Or Attenuating Action On
Fibre Assemblies Causing The Fibres To Lie Substantially Parallel To
The Axis Of The Web Or Strand. (2) A Predominant Direction Of Linear
Molecules In The Fine Structure Of Fibres. Note 1: In Man-made
Fibres Orientation Is Usually Parallel To The Fibre Axis As A Result
Of Extrusion Stretching, Or Drawing. In Natural Fibres The
Predominant Direction Is Determined During Growth, For Example A
Helix Around The Fibre Axis In Cotton. Note 2: Unoriented Structures
Are Those In Which Orientation Is Absent. Disoriented Structures Are
Those In Which Orientation Has Been Reduced Or Eliminated As A
Result Of A Disrupting Treatment
|
| Osnaburg |
A Coarse,
Strong, Plain Weave, Medium To Heavy Weight Fabric, Usually Of
Cotton . Used For Industrial Purposes, Drapery And Upholstery.
|
| Ottoman |
A Medium To
Heavy Weight Fabric With Wide Horizontal Ribs . May Be Knit Or
Woven. Used For Women's Apparel, Upholstery, Drapery.
|
Outline
Embroidered
|
A Fabric With A
Design Motif Traced (outlined) With Embroidery Stitches. |
Outline
Quilted
|
A Quilted
Fabric In Which The Quilting Stitches Follow The Motif Of A Print
Design. |
Oven-dry
Weight
|
The Constant
Weight Of Textile Material Obtained By Drying At A Temperature Of
105 ± 3°c. |
| Overdyed |
Dyeing Of A
Print Or Yarn Dyed Fabric In A Shade Which Does Not Totally Cover
The Original Design.
|
| Overprinted |
Usually Refers
To Printing Over A Previously Dyed Fabric, However Yarn Dyes, Cross
Dyes And Previously Printed Fabrics Are Also Sometimes Overprinted.
|
| Oxford |
A Fabric With A
Single Filling Yarn Woven Over And Under 2 Smaller Warp Yarns.
Commonly Found In Cotton Shirtings, But Oxfords Are Produced
In A Wide Variety Of Fibers And Weights For Many Uses, Mainly In
Apparel.
|
