CONCEPTS
(Chem of Forest Products)
FOREST
tangible benefits
intangible benefits
FOREST PRODUCTS
revised forestry code
raw materials
forest products
PHILIPPINES
need 6 million cu.m of wood annually
25 % from local
75% imported
WOOD
solid part/trunk
fibrous plant mat.
cellulose
hemicellulose
lignin
click to edit
polysaccharide
oxygenated polymer of phenylpropane units
TERMS
CHEMISTRY
branch of nat. sci
properties of subs
their changes
natural laws that describe changes
study
atomic composition
structural architecture
interactions among subs
reactions
WOOD CHEM
study
chemical components
wood characteristics
CHEMICAL WOOD COMPONENTS
WOOD
EXTRANEOUS COMPONENTS
EXTRACTIVE-FREE COMPONENTS
LIGNIN
HOLOCELLULOSE
CELLULOSE
HEMICELLULOSE
PENTOSE
ACETYL GROUP
HEXOSES
SOLUBLE
INSOLUBLE
INORGANICS
EXTRACTIVES
RESINS
D-GLUCOSE
FOREST PRODUCTS
CLASSIFICATION OF FOREST PRODUCTS
goods & services derived from forest
timber, lumber, vebeer, plywood, fiberboard, pulpwood, firewood
resin, gum, wood oil, honey, beeswax
bark, tree top
nipa, rattan
forest growth
grass, shrub, flowering plant
water, fish, game, scenic, historical, educational;
DAO 1987-80
A. MAJOR FOREST PRODUCTS
B. MINOR FOREST PRODUCTS
PRIMARY WOOD PRODUCTS
SECONDARY WOOD PRODUCTS
MECHANICALLY REDUCED WOOD PRODUCTS
PHYSICALLY REDUCED WOOD PRODUCTS
CHEMICALLY REDUCED WOOD PRODUCTS
TREE EXUDENTS
EXTRACTED PRODUCTS
OTHER NON-TIMBER WOOD PRODUCTS
timber wood products
timber
fuelwood
log
lumber
plywood
veneer
NTFPs
blackboard
Wood material which include standing trees in a form suitable for construction, carpentry, joinery, or reconversion for manufacturing purposes.
Wood used as fuel for purposes of cooking, heating or power production
Any section of the bole, a large branch, or a felled tree after cross cutting with at least 15 centimeters in diameter and 1.5 meters in length.
The product of the saw and planing mill. Not further manufactured other than sawing, resawing and passing lengthwise through standard planing machine, crosscutting to length, and matching.
A panel consisting of an assembly of veneer sheets bonded together with the direction of the grain in alternate plies generally at right angles.
A thin sheet of wood, plies, sawed or rotary cut from a log or a flitch.
All biological materials and derivatives other than timber, which are extracted from forests for human use.
non-wood forest products
log
raw form
pole
pile
post
mine timber
railroad ties
Any section of the bole, a large branch, or a felled tree after cross cutting with at least 15 centimeters in diameter and 1.5 meters in length.
A round timber often to support power or telephone lines.
A long, heavy timber, round or square, that is driven deep into the ground to provide a secure foundation for structures built on soft, wet or submerged sites.
Main vertical or leaning support in a structure similar to a column or pillar but the term post generally refers to a timber but may be metal or stone
Used as tunnel support
cross bar = horizontal roof
lagging = wall support
further manufacturing
usually yakal
molave, ipil
reduced using machines/mechanical means
chair, cabinet, veneer
derived by applying heat on wood
charcoal
product of carbonization
wood tar
alcohol
product of distillation
apply chem methods of processing wood
pulp & paper
fiberboard
cellulose-derived products
non-wood forest products
Wood Extractives
non-structural components of wood
concentrated in heartwood
defensive compounds
envi. stresses
natural discharges
natural/inflicted wound
RESINS
GUMS
SAPS
LATEX
Manila Copal
Almaciga (Agathis philippinensis/alba)
Dammar
Dipterocarp spp.
Balau
Apitong (Dipterocarpus grandiflorus)
Panau (Dipterocarpus gracilis)
Manila Elemi or
Brea Blanca
Piling-liitan (Canarium luzonicum)
Canarium spp.
Eucalyptus
Acacia spp.
Cherry & plum trees
Moraceae spp.
Chicle
Rubber
Gutta-percha
Sapodilla Tree (Manilkara zapota)
Palaquium spp.
Palaquium gutta
Sapotaceae
OLEORESINS
turpentine, rosins
Piling-liitan (Canarium luzonicum)
Pili (Canarium ovatum)
Bursecaceae
international perfumes
chemically derived or reduced
DYES
TANNINS
NAVAL STORES
ESSENTIAL OILS
mangrove spp
oak spp
sakat
camatchile
Terminalia nitens??
also Manila tamarind
Pithecellobium dulce
from pine spp.
distillation of resin product
gum
turpentine
gum resin
olive oil
tea tree oil
eucalyptus oil
vanilla oil
bamboo
rattan
split
unsplit
medicinal plants
fibrous plants
bast fibers
fiber from inner bark
leaves, fruits & vines
animal-based products
horn
fur
other NTFPs not listed
Classification of Forest Products Summary
MAJOR FOREST PRODUCT
MINOR FOREST PRODUCT
PRIMARY WOOD PRODUCT
SECONDARY WOOD PRODUCT
MECHANICALLY REDUCED
WOOD PRODUCT
PHYSICALLY REDUCED
WOOD PRODUCT
CHEMICALLY REDUCED
WOOD PRODUCT
TREE EXUDENT
EXTRACTED PRODUCT
OTHER NTFPs
RESIN
GUM
SAP
LATEX
DYE
OLEORESIN
TANNIN
NAVAL STORE
ESSENTIAL OIL
BAMBOO
RATTAN
NIPA SHINGLES
MED PLANTS
ANIMAL-BASED PRODUCTS
FIBROUS PLANTS
LEAVES, FRUITS & VINES