CPB 201 EXAM 1 STUDY GUIDE
BC 500 - Answers :Parchment was used
CE 105 - Answers :Ts'ai Lun writes first record of papermaking
600 - Answers :Mayans and Aztecs engage
751 - Answers :Samarkand Central Asia - Paper migrates west with prisoners of war
800 - Answers :Bagdad- Paper fabricated by the Arabs
950 - Answers :Spain gets paper in Europe
1450 - Answers :Germany- Invention of the printing Press by Gutenberg
1670 - Answers :Hollander invented
1690 - Answers :William Rittenhouse establishes paper mill in Pensilvania
1798 - Answers :Nicholas Louis Robert invent Fourdrinier paper machine
1803 - Answers :Bryan Donkin and Fourdrinier Bros. develop first paper machine
1817 - Answers :Drying machine patented in England
1844 - Answers :Stone grinding of wood by Feidrich Keller
1852 - Answers :Charles Watt and Hugh Burgess develope Soda Process from wood
shavings
1866 - Answers :Sulfite process invented by Tilghman
1884 - Answers :Dahl discovers Sulfate (kraft) pulping process
1915 - Answers :TAPPI Founded
Paper Definition - Answers :All fibrous structures felted from a fluid system onto a grid
Keller invented - Answers :Stone Grinder 1844- Needs water to cool
Problem with Kraft Process - Answers :If sulfur dioxide burns, it causes acid rain
Paper grades - Answers :1. Uncoated ground wood
2. Coated Ground wood
, 3. Uncoated Wood-free
4. Coated wood-free
5. Kraft Paper
6. Bleached Paperboard
7. Unbleached paperboard
8. Recycled Paperboard
9. Tissue
10. Others
(Market Pulp & Kraft Specialty)
Old Paperboard - Answers :Cloths --> chopped --> soaked --> beat --> made in screen -
-> pressed in vice --> hand dried --> sun Bleached --> calendared --> Weighed --> tied
Tappi Standard - Answers :50% RH, 23 C
Brightness Measures: - Answers :Light reflected at 457 nm
What is LWC? - Answers :Light Weight Coated: Paper Inside, coated in Clay/Starch
Decreases pore size to less that 1 um
What is SC? - Answers :Super Calendering: 75% mechanical, 25% clay, no coating
Early Wood Definition - Answers :Low Density wood for Conducting Water
Late Wood Definition - Answers :High density wood for strength and Support
Softwood Fiber Info - Answers :3-5 mm Tracheids, 40-50 um width
Hardwood Fiber info - Answers :1.2 mm Libriforms, 15-25 um width
papyrus - Answers :Writing in Egypt (Not paper)
Parchment - Answers :Writing until 15th century (Not Paper)
Ts'ai Lun - Answers :First papermaker in 105 AD
First Book - Answers :868 AD
First Use Toilet Paper - Answers :875 AD
Paper Money - Answers :998 AD
Paper Wrapping Spices - Answers :1040 AD
Watermark Created by - Answers :Fabriano 1289 AD
BC 500 - Answers :Parchment was used
CE 105 - Answers :Ts'ai Lun writes first record of papermaking
600 - Answers :Mayans and Aztecs engage
751 - Answers :Samarkand Central Asia - Paper migrates west with prisoners of war
800 - Answers :Bagdad- Paper fabricated by the Arabs
950 - Answers :Spain gets paper in Europe
1450 - Answers :Germany- Invention of the printing Press by Gutenberg
1670 - Answers :Hollander invented
1690 - Answers :William Rittenhouse establishes paper mill in Pensilvania
1798 - Answers :Nicholas Louis Robert invent Fourdrinier paper machine
1803 - Answers :Bryan Donkin and Fourdrinier Bros. develop first paper machine
1817 - Answers :Drying machine patented in England
1844 - Answers :Stone grinding of wood by Feidrich Keller
1852 - Answers :Charles Watt and Hugh Burgess develope Soda Process from wood
shavings
1866 - Answers :Sulfite process invented by Tilghman
1884 - Answers :Dahl discovers Sulfate (kraft) pulping process
1915 - Answers :TAPPI Founded
Paper Definition - Answers :All fibrous structures felted from a fluid system onto a grid
Keller invented - Answers :Stone Grinder 1844- Needs water to cool
Problem with Kraft Process - Answers :If sulfur dioxide burns, it causes acid rain
Paper grades - Answers :1. Uncoated ground wood
2. Coated Ground wood
, 3. Uncoated Wood-free
4. Coated wood-free
5. Kraft Paper
6. Bleached Paperboard
7. Unbleached paperboard
8. Recycled Paperboard
9. Tissue
10. Others
(Market Pulp & Kraft Specialty)
Old Paperboard - Answers :Cloths --> chopped --> soaked --> beat --> made in screen -
-> pressed in vice --> hand dried --> sun Bleached --> calendared --> Weighed --> tied
Tappi Standard - Answers :50% RH, 23 C
Brightness Measures: - Answers :Light reflected at 457 nm
What is LWC? - Answers :Light Weight Coated: Paper Inside, coated in Clay/Starch
Decreases pore size to less that 1 um
What is SC? - Answers :Super Calendering: 75% mechanical, 25% clay, no coating
Early Wood Definition - Answers :Low Density wood for Conducting Water
Late Wood Definition - Answers :High density wood for strength and Support
Softwood Fiber Info - Answers :3-5 mm Tracheids, 40-50 um width
Hardwood Fiber info - Answers :1.2 mm Libriforms, 15-25 um width
papyrus - Answers :Writing in Egypt (Not paper)
Parchment - Answers :Writing until 15th century (Not Paper)
Ts'ai Lun - Answers :First papermaker in 105 AD
First Book - Answers :868 AD
First Use Toilet Paper - Answers :875 AD
Paper Money - Answers :998 AD
Paper Wrapping Spices - Answers :1040 AD
Watermark Created by - Answers :Fabriano 1289 AD
